Acid Mist Purification Tower

Acid Mist Purification Tower Market Outlook

The global Acid Mist Purification Tower market is projected to reach a valuation of approximately USD 1.5 billion by 2035, expanding at a compound annual growth rate (CAGR) of around 6.5% from 2025 to 2035. This growth is primarily fueled by the rising demand for effective air pollution control solutions across various industrial sectors, including chemical manufacturing and metal processing. Additionally, stringent environmental regulations aimed at reducing hazardous emissions contribute significantly to the market's expansion. With increased awareness of workplace safety and health standards, industries are investing more in purification technologies. Furthermore, the advancements in purification technology and materials also play a vital role in enhancing the efficiency and effectiveness of acid mist towers.

Growth Factor of the Market

The growth of the Acid Mist Purification Tower market can be attributed to several interrelated factors. Firstly, the increasing regulatory pressure to minimize industrial emissions has prompted companies to adopt advanced pollution control technologies. This is particularly evident in industries such as chemicals and metal processing, where acid mist generation is prevalent. Additionally, the growing trend towards sustainable practices within manufacturing processes has led to increased investments in air purification systems that not only adhere to regulations but also promote a healthier workplace environment. Another significant factor is the technological advancements in purification systems, which have resulted in more efficient, cost-effective, and compact designs, making them more accessible to a wider range of businesses. Furthermore, the expansion of industries in developing regions is creating new market opportunities for acid mist purification technologies as these sectors strive to comply with global environmental standards.

Key Highlights of the Market

• The global Acid Mist Purification Tower market is projected to reach USD 1.5 billion by 2035.
• A CAGR of 6.5% is anticipated over the forecast period, driven by regulatory pressures.
• Technological advancements are leading to more efficient purification solutions.
• The expanding chemical and metal processing industries are key growth drivers.
• Increased awareness of workplace safety is pushing industries towards better air quality management.

By Product Type

Wet Scrubber:

Wet scrubbers play a pivotal role in the Acid Mist Purification Tower market as they utilize a liquid solution to capture acid mist and particulate matter from emissions. These systems are particularly effective in the chemical and metal processing industries, where corrosive compounds are prevalent. The operation of wet scrubbers is characterized by their ability to absorb and neutralize harmful acids, making them an essential choice for companies aiming to meet stringent environmental regulations. Their efficiency in handling high concentrations of pollutants and their adaptability to various industrial processes further enhance their market appeal. Additionally, advancements in wet scrubber designs are leading to improved operational efficiencies and lower maintenance costs, thus bolstering their adoption across multiple sectors.

Dry Scrubber:

Dry scrubbers are increasingly gaining traction in the Acid Mist Purification Tower market due to their ability to effectively remove acid gases without the use of water. This technology employs solid sorbents that chemically react with the pollutants, providing a sustainable and efficient solution for industrial air purification. Dry scrubbers are especially preferred in environments where water usage is limited or where wastewater management poses a challenge. Their compact design and lower operational costs compared to wet scrubbers make them an attractive option for many businesses. Moreover, the growing focus on reducing water consumption in industrial processes is likely to drive the growth of dry scrubbers in the upcoming years, further establishing their significance in the market.

Absorption Tower:

Absorption towers are another critical component of the Acid Mist Purification Tower market, designed to capture and neutralize acid vapors through a chemical absorption process. These towers are employed widely in the chemical and pharmaceutical industries, where the need for effective emission control is paramount. The efficiency of absorption towers lies in their ability to utilize specific absorbents tailored to target particular acid compounds, thereby improving purification effectiveness. As industries continue to face increasing pressure to minimize their environmental footprint, the adoption of absorption towers is expected to rise. Additionally, innovations in absorbent materials are enhancing the performance and longevity of these systems, further driving their market growth.

Adsorption Tower:

Adsorption towers function by using solid materials to attract and hold acid mist particles from gaseous emissions through physical or chemical bonding. This technology is particularly effective in applications where high purification levels are required, such as in the electronics and metal processing sectors. Adsorption towers are favored for their ability to treat a wide range of contaminants and their relatively low operational costs. With the continuous development of advanced adsorbent materials, the performance and efficiency of these towers are improving, making them a competitive option in the Acid Mist Purification Tower market. The increasing demand for cleaner production processes across various industries is likely to propel the adoption of adsorption technologies in the coming years.

Combination Tower:

Combination towers integrate multiple purification technologies, often blending absorption and adsorption methods to provide comprehensive acid mist treatment solutions. This versatility allows combination towers to be tailored to the specific needs of various industries, enhancing their effectiveness in capturing a wide spectrum of pollutants. As industries face more complex emission challenges, the demand for combination towers is expected to increase. Their ability to handle fluctuating loads and diverse contaminants makes them suitable for dynamic industrial environments. Furthermore, advancements in combination tower designs are leading to improved efficiency and reduced energy consumption, further solidifying their position in the Acid Mist Purification Tower market.

By Application

Chemical Industry:

The chemical industry is one of the primary applications for acid mist purification towers, as this sector generates significant amounts of acid mists and volatile organic compounds during manufacturing processes. Acid mist purification technologies are crucial for ensuring compliance with environmental regulations and protecting worker health. Companies within this sector are increasingly investing in advanced purification systems to minimize their emissions and improve air quality. The demand for acid mist purification in the chemical industry is expected to grow as new regulations are introduced and as companies seek to achieve sustainability goals. The integration of innovative technologies that enhance the efficiency of these systems is also contributing to the overall growth of the market in this application segment.

Pharmaceutical Industry:

In the pharmaceutical industry, acid mist purification towers are essential for maintaining a clean and safe production environment. The generation of acid mists during the synthesis of active pharmaceutical ingredients (APIs) necessitates effective air purification solutions to ensure workplace safety and product quality. As pharmaceutical companies face stringent regulatory requirements, the adoption of advanced purification technologies becomes critical. The increasing emphasis on good manufacturing practices and environmental sustainability is driving the demand for acid mist purification systems in this sector. Furthermore, the ongoing research and development efforts in the pharmaceutical field are likely to result in the emergence of new applications for acid mist purification technologies, further enhancing market growth prospects.

Metal Processing Industry:

The metal processing industry contributes significantly to the demand for acid mist purification towers, as the processes involved often generate harmful acid mists. These mists can pose serious health risks to workers and lead to environmental concerns if not adequately addressed. The adoption of acid mist purification technologies is crucial for metal processing facilities looking to comply with safety regulations and minimize their environmental impact. The increasing focus on worker safety and environmental compliance is propelling the growth of the acid mist purification market in this industry. Moreover, advancements in purification technologies that enhance performance and reduce costs are further supporting the adoption of these systems in metal processing applications.

Electronics Industry:

In the electronics industry, acid mist purification towers play a vital role in ensuring a clean manufacturing environment, especially during processes that involve etching and cleaning of electronic components. The use of chemicals in these processes can produce harmful acid mists that need to be effectively managed to protect both workers and the environment. As the demand for electronic devices continues to rise, so does the need for effective air purification solutions. The electronics industry is increasingly adopting advanced acid mist purification technologies to ensure compliance with environmental regulations and maintain high production quality. The ongoing trend towards miniaturization and increased efficiency in electronic components also drives the need for effective emission control systems, positioning the acid mist purification market for growth in this sector.

Others:

Besides the primary applications mentioned, several other industries, including automotive, textiles, and food processing, also contribute to the demand for acid mist purification towers. Each of these sectors generates specific types of emissions that require tailored purification solutions. The broad applicability of acid mist purification technologies across various industries indicates a diverse market landscape with numerous growth opportunities. The increasing awareness of air quality management and a proactive approach to environmental compliance are encouraging businesses across these industries to invest in acid mist purification systems. As regulations continue to evolve and become more stringent, the demand for these technologies is expected to rise, fostering market expansion across multiple applications.

By Distribution Channel

Direct Sales:

Direct sales serve as a significant distribution channel for acid mist purification towers, allowing manufacturers to establish a direct connection with end-users. This channel offers numerous advantages, including personalized service, tailored solutions, and the ability to build long-lasting relationships with customers. Direct sales enable manufacturers to better understand customer needs and provide customized purification solutions that meet specific requirements. The growing trend towards direct sales is reflected in the increasing number of manufacturers investing in their sales teams and enhancing their marketing strategies. This channel also facilitates efficient communication regarding product specifications, pricing, and after-sales support, contributing to improved customer satisfaction and loyalty.

Indirect Sales:

Indirect sales channels, such as distributors and resellers, also play a crucial role in the Acid Mist Purification Tower market. These intermediaries help manufacturers expand their market reach by providing access to a broader customer base and facilitating sales in regions where direct sales may be less feasible. Indirect sales partners often possess extensive knowledge of local markets, allowing them to tailor marketing strategies to specific customer needs. The use of indirect sales channels is particularly beneficial for smaller manufacturers seeking to establish a foothold in competitive markets. This strategy enables manufacturers to focus on product development and innovation while relying on their partners for sales and distribution efforts, thereby enhancing overall market penetration.

By Material Type

Polypropylene:

Polypropylene is a widely used material in the construction of acid mist purification towers due to its excellent chemical resistance and durability. This thermoplastic polymer is particularly effective in environments where exposure to corrosive acids is prevalent. The lightweight nature of polypropylene also adds to its appeal, facilitating easier installation and maintenance of purification systems. As industries increasingly prioritize cost-effective and long-lasting materials, the demand for polypropylene-based purification towers is expected to rise. Furthermore, advancements in polypropylene manufacturing processes are enhancing its performance characteristics, making it an even more attractive option for various industrial applications.

Fiberglass:

Fiberglass is another critical material utilized in acid mist purification towers, known for its high strength-to-weight ratio and resistance to corrosion. This composite material is particularly suitable for environments where chemical exposure is a concern, offering long-lasting performance and low maintenance requirements. Fiberglass towers can be designed to accommodate high temperatures and pressures, making them ideal for various industrial applications. The growing focus on sustainable materials and energy-efficient solutions is driving the adoption of fiberglass in acid mist purification technologies. Additionally, the versatility of fiberglass allows for innovative designs, further enhancing its market prospects in the purification tower segment.

Stainless Steel:

Stainless steel is a highly sought-after material for acid mist purification towers due to its exceptional durability, resistance to corrosion, and aesthetic appeal. This material is particularly favored in industries such as pharmaceuticals and food processing, where hygiene and cleanliness are of utmost importance. Stainless steel purification towers provide a robust solution for handling corrosive acid mists while ensuring compliance with industry standards. The long lifespan and low maintenance costs associated with stainless steel systems contribute to their growing adoption in the market. Moreover, the ability to customize stainless steel designs to meet specific industrial needs enhances their appeal, driving market growth.

Carbon Steel:

Carbon steel is commonly used in the construction of acid mist purification towers, primarily for its strength and cost-effectiveness. While it may not offer the same level of corrosion resistance as stainless steel, advancements in coatings and treatment processes have significantly improved its durability in harsh environments. Carbon steel towers are often used in applications where the exposure to corrosive agents is intermittent, allowing for a balance between performance and cost. The overall demand for carbon steel purification systems is driven by industries seeking affordable solutions without compromising quality. As companies pursue budget-friendly options, the use of carbon steel in acid mist purification towers is expected to continue.

Others:

In addition to the primary materials mentioned, several other materials are also utilized in the construction of acid mist purification towers. These may include specialized composites, thermoplastics, and innovative alloys designed to enhance performance and durability in specific applications. The variety of materials available allows manufacturers to tailor purification solutions to meet the diverse needs of various industries. As technology advances, new materials may emerge that offer improved chemical resistance, lower weight, and enhanced energy efficiency. The ongoing exploration of alternative materials in the acid mist purification market is expected to drive innovation and expand the available options for end-users.

By Region

North America stands as a dominant player in the Acid Mist Purification Tower market, accounting for approximately 35% of the global market share in 2025. The region's robust industrial base, coupled with stringent environmental regulations aimed at controlling air pollution, fuels the demand for advanced purification technologies. The presence of key manufacturers and a growing emphasis on workplace safety contributes to the increasing adoption of acid mist purification systems across various sectors. Moreover, the ongoing technological advancements in purification equipment are expected to bolster market growth in North America at a CAGR of around 6.8% during the forecast period. The region's proactive approach towards sustainable practices further enhances its position in the global market.

Europe is another significant region in the Acid Mist Purification Tower market, representing around 30% of the total market share. The European Union has implemented stringent regulations regarding air quality and emissions, compelling industries to adopt effective air purification technologies. The growth in the chemical, pharmaceutical, and metal processing industries in countries like Germany, France, and the UK is driving the demand for acid mist purification systems. Additionally, the increasing awareness of workplace safety and environmental sustainability is fostering investments in advanced purification technologies. As industries strive to meet regulatory compliance, the Acid Mist Purification Tower market in Europe is expected to witness a steady growth trajectory over the forecast period.

Opportunities

The Acid Mist Purification Tower market presents numerous opportunities for growth, driven by increasing industrial activities and stringent environmental regulations. One of the most significant opportunities lies in developing advanced purification technologies that enhance efficiency and reduce operational costs. As industries continue to seek sustainable solutions, the demand for innovative purification systems that minimize emissions will rise. Additionally, expanding manufacturing sectors in emerging economies, such as Asia-Pacific and Latin America, create new market prospects for acid mist purification technologies. Manufacturers can capitalize on this growth by establishing strategic partnerships with local distributors and investing in marketing initiatives to raise awareness of their solutions. Furthermore, the trend towards automation and digitalization in industrial processes offers opportunities for integrating smart technologies into purification systems, enhancing their performance and reliability.

Another key opportunity in the Acid Mist Purification Tower market lies in the growing focus on green technologies and sustainability practices. As companies aim to reduce their environmental footprints and comply with increasingly stringent regulations, the demand for eco-friendly purification solutions will continue to rise. Manufacturers that prioritize the development of sustainable materials and energy-efficient systems are likely to gain a competitive edge in the market. Moreover, the ongoing research and development efforts aimed at improving the performance and longevity of purification technologies present opportunities for innovation. By focusing on creating adaptable and customizable solutions, manufacturers can cater to the diverse needs of various industries and capture a larger market share in the acid mist purification sector.

Threats

Despite the positive outlook for the Acid Mist Purification Tower market, several threats may hinder its growth trajectory. One of the primary challenges is the intense competition among manufacturers, which can lead to price wars and reduced profit margins. As the market becomes more saturated with suppliers offering similar technologies, companies may struggle to differentiate their products and maintain market share. Additionally, the presence of low-cost and low-quality alternatives can pose significant risks to established manufacturers, as customers may be tempted to opt for more affordable solutions. The potential for economic downturns and fluctuations in industrial activity can also impact demand for acid mist purification technologies, leading to uncertainty in market growth.

Another significant threat facing the Acid Mist Purification Tower market is the risk of technological obsolescence. Rapid advancements in purification technologies mean that manufacturers must continually innovate and adapt to remain relevant in a competitive landscape. Companies that fail to keep pace with technological developments risk losing market share to more agile competitors. Furthermore, the ongoing shifts towards alternative purification methods, such as regenerative thermal oxidation and biofiltration, may impact the demand for traditional acid mist purification systems. As industries explore these alternative options, manufacturers must proactively address these challenges and invest in research and development to ensure their products remain competitive in the evolving market landscape.

Competitor Outlook

• GEA Group AG
• SPX Flow, Inc.
• Air Pollution Control, Inc.
• Donaldson Company, Inc.
• Alfa Laval AB
• Thermo Fisher Scientific Inc.
• Hamon Corporation
• FLSmidth & Co. A/S
• Ducon Technologies, Inc.
• APC Technologies, Inc.
• EnviroCare Pollution Control, Inc.
• Hawkins, Inc.
• Siemens AG
• Emerson Electric Co.
• Atlas Copco AB

The competitive landscape of the Acid Mist Purification Tower market is characterized by the presence of several key players, each striving to establish a strong foothold in this growing industry. The market is witnessing increased consolidation, with larger companies acquiring smaller manufacturers to expand their product offerings and enhance market reach. Innovations in purification technologies and a focus on sustainability practices are driving competition, prompting companies to invest significantly in research and development. As a result, firms are continuously striving to improve the performance and efficiency of their purification systems while reducing costs. This competitive environment is fostering the introduction of advanced solutions that cater to the specific needs of various industries, thereby enhancing overall market growth.

Among the leading companies in this market, GEA Group AG stands out for its comprehensive portfolio of air pollution control solutions, including acid mist purification towers. The company emphasizes innovation and sustainability, investing heavily in research and development to stay ahead in the competitive landscape. Similarly, SPX Flow, Inc. is known for its advanced purification technologies and commitment to providing tailored solutions for diverse industrial applications. Their focus on customer-centric approaches helps them maintain strong relationships with clients and establish a loyal customer base.

Donaldson Company, Inc. is another prominent player, recognized for its extensive range of filtration solutions, including acid mist purification systems. The company's dedication to quality and performance has positioned it as a reliable supplier in the market. Additionally, Alfa Laval AB leverages its global presence to cater to a wide range of industries, offering innovative purification technologies designed to meet the evolving needs of customers. As competition intensifies, these major players are likely to continue focusing on technological advancements and strategic partnerships to enhance their market presence and drive growth in the Acid Mist Purification Tower sector.

• 1 Appendix

  • 1.1 List of Tables
  • 1.2 List of Figures

• 2 Introduction

  • 2.1 Market Definition
  • 2.2 Scope of the Report
  • 2.3 Study Assumptions
  • 2.4 Base Currency & Forecast Periods

• 3 Market Dynamics

  • 3.1 Market Growth Factors
  • 3.2 Economic & Global Events
  • 3.3 Innovation Trends
  • 3.4 Supply Chain Analysis

• 4 Consumer Behavior

  • 4.1 Market Trends
  • 4.2 Pricing Analysis
  • 4.3 Buyer Insights

• 5 Key Player Profiles

  • 5.1 Siemens AG
    • 5.1.1 Business Overview
    • 5.1.2 Products & Services
    • 5.1.3 Financials
    • 5.1.4 Recent Developments
    • 5.1.5 SWOT Analysis
  • 5.2 GEA Group AG
    • 5.2.1 Business Overview
    • 5.2.2 Products & Services
    • 5.2.3 Financials
    • 5.2.4 Recent Developments
    • 5.2.5 SWOT Analysis
  • 5.3 Alfa Laval AB
    • 5.3.1 Business Overview
    • 5.3.2 Products & Services
    • 5.3.3 Financials
    • 5.3.4 Recent Developments
    • 5.3.5 SWOT Analysis
  • 5.4 Hawkins, Inc.
    • 5.4.1 Business Overview
    • 5.4.2 Products & Services
    • 5.4.3 Financials
    • 5.4.4 Recent Developments
    • 5.4.5 SWOT Analysis
  • 5.5 Atlas Copco AB
    • 5.5.1 Business Overview
    • 5.5.2 Products & Services
    • 5.5.3 Financials
    • 5.5.4 Recent Developments
    • 5.5.5 SWOT Analysis
  • 5.6 SPX Flow, Inc.
    • 5.6.1 Business Overview
    • 5.6.2 Products & Services
    • 5.6.3 Financials
    • 5.6.4 Recent Developments
    • 5.6.5 SWOT Analysis
  • 5.7 Hamon Corporation
    • 5.7.1 Business Overview
    • 5.7.2 Products & Services
    • 5.7.3 Financials
    • 5.7.4 Recent Developments
    • 5.7.5 SWOT Analysis
  • 5.8 FLSmidth & Co. A/S
    • 5.8.1 Business Overview
    • 5.8.2 Products & Services
    • 5.8.3 Financials
    • 5.8.4 Recent Developments
    • 5.8.5 SWOT Analysis
  • 5.9 Emerson Electric Co.
    • 5.9.1 Business Overview
    • 5.9.2 Products & Services
    • 5.9.3 Financials
    • 5.9.4 Recent Developments
    • 5.9.5 SWOT Analysis
  • 5.10 APC Technologies, Inc.
    • 5.10.1 Business Overview
    • 5.10.2 Products & Services
    • 5.10.3 Financials
    • 5.10.4 Recent Developments
    • 5.10.5 SWOT Analysis
  • 5.11 Donaldson Company, Inc.
    • 5.11.1 Business Overview
    • 5.11.2 Products & Services
    • 5.11.3 Financials
    • 5.11.4 Recent Developments
    • 5.11.5 SWOT Analysis
  • 5.12 Ducon Technologies, Inc.
    • 5.12.1 Business Overview
    • 5.12.2 Products & Services
    • 5.12.3 Financials
    • 5.12.4 Recent Developments
    • 5.12.5 SWOT Analysis
  • 5.13 Air Pollution Control, Inc.
    • 5.13.1 Business Overview
    • 5.13.2 Products & Services
    • 5.13.3 Financials
    • 5.13.4 Recent Developments
    • 5.13.5 SWOT Analysis
  • 5.14 Thermo Fisher Scientific Inc.
    • 5.14.1 Business Overview
    • 5.14.2 Products & Services
    • 5.14.3 Financials
    • 5.14.4 Recent Developments
    • 5.14.5 SWOT Analysis
  • 5.15 EnviroCare Pollution Control, Inc.
    • 5.15.1 Business Overview
    • 5.15.2 Products & Services
    • 5.15.3 Financials
    • 5.15.4 Recent Developments
    • 5.15.5 SWOT Analysis

• 6 Market Segmentation

  • 6.1 Acid Mist Purification Tower Market, By Application
    • 6.1.1 Chemical Industry
    • 6.1.2 Pharmaceutical Industry
    • 6.1.3 Metal Processing Industry
    • 6.1.4 Electronics Industry
    • 6.1.5 Others
  • 6.2 Acid Mist Purification Tower Market, By Product Type
    • 6.2.1 Wet Scrubber
    • 6.2.2 Dry Scrubber
    • 6.2.3 Absorption Tower
    • 6.2.4 Adsorption Tower
    • 6.2.5 Combination Tower
  • 6.3 Acid Mist Purification Tower Market, By Material Type
    • 6.3.1 Polypropylene
    • 6.3.2 Fiberglass
    • 6.3.3 Stainless Steel
    • 6.3.4 Carbon Steel
    • 6.3.5 Others
  • 6.4 Acid Mist Purification Tower Market, By Distribution Channel
    • 6.4.1 Direct Sales
    • 6.4.2 Indirect Sales

• 7 Competitive Analysis

  • 7.1 Key Player Comparison
  • 7.2 Market Share Analysis
  • 7.3 Investment Trends
  • 7.4 SWOT Analysis

• 8 Research Methodology

  • 8.1 Analysis Design
  • 8.2 Research Phases
  • 8.3 Study Timeline

• 9 Future Market Outlook

  • 9.1 Growth Forecast
  • 9.2 Market Evolution

• 10 Geographical Overview

  • 10.1 Europe - Market Analysis
    • 10.1.1 By Country
      • 10.1.1.1 UK
      • 10.1.1.2 France
      • 10.1.1.3 Germany
      • 10.1.1.4 Spain
      • 10.1.1.5 Italy
  • 10.2 Asia Pacific - Market Analysis
    • 10.2.1 By Country
      • 10.2.1.1 India
      • 10.2.1.2 China
      • 10.2.1.3 Japan
      • 10.2.1.4 South Korea
  • 10.3 Latin America - Market Analysis
    • 10.3.1 By Country
      • 10.3.1.1 Brazil
      • 10.3.1.2 Argentina
      • 10.3.1.3 Mexico
  • 10.4 North America - Market Analysis
    • 10.4.1 By Country
      • 10.4.1.1 USA
      • 10.4.1.2 Canada
  • 10.5 Middle East & Africa - Market Analysis
    • 10.5.1 By Country
      • 10.5.1.1 Middle East
      • 10.5.1.2 Africa
  • 10.6 Acid Mist Purification Tower Market by Region

• 11 Global Economic Factors

  • 11.1 Inflation Impact
  • 11.2 Trade Policies

• 12 Technology & Innovation

  • 12.1 Emerging Technologies
  • 12.2 AI & Digital Trends
  • 12.3 Patent Research

• 13 Investment & Market Growth

  • 13.1 Funding Trends
  • 13.2 Future Market Projections

• 14 Market Overview & Key Insights

  • 14.1 Executive Summary
  • 14.2 Key Trends
  • 14.3 Market Challenges
  • 14.4 Regulatory Landscape

Segments Analyzed in the Report

The global Acid Mist Purification Tower market is categorized based on

By Product Type

• Wet Scrubber
• Dry Scrubber
• Absorption Tower
• Adsorption Tower
• Combination Tower

By Application

• Chemical Industry
• Pharmaceutical Industry
• Metal Processing Industry
• Electronics Industry
• Others

By Distribution Channel

• Direct Sales
• Indirect Sales

By Material Type

• Polypropylene
• Fiberglass
• Stainless Steel
• Carbon Steel
• Others

By Region

• North America
• Europe
• Asia Pacific
• Latin America
• Middle East & Africa

Key Players

• GEA Group AG
• SPX Flow, Inc.
• Air Pollution Control, Inc.
• Donaldson Company, Inc.
• Alfa Laval AB
• Thermo Fisher Scientific Inc.
• Hamon Corporation
• FLSmidth & Co. A/S
• Ducon Technologies, Inc.
• APC Technologies, Inc.
• EnviroCare Pollution Control, Inc.
• Hawkins, Inc.
• Siemens AG
• Emerson Electric Co.
• Atlas Copco AB