Gas Cleaning Technology

Steel Vessel Fabrication, Engineering, and Site Services
To Meet Your Environmental Challenges



Swanda offers custom metal fabrication and installation of process equipment for air pollution control by engaging with gas cleaning technology providers in various industrial applications. We support our clients’ efforts in tackling any challenging emission requirements by providing them with a specialized team focused on implementing quality installations through superior project management, on-time delivery, meeting budget, safety protocol, and client relationships.

With impressive work ethic and over 100 years in business, Swanda has proven to be successful in providing rewarding experiences in specialized fabrication and engineering services to domestic and global customers, assisting them with their simplest or toughest challenges from small, custom projects to large, complete turnkey systems.


By merging the customer’s specific supply needs with our own engineering, fabrication, and field installation capabilities, Swanda can supply equipment and turnkey solutions for air pollution control in various applications, including:

  • Chemical processing: controlling inorganic fumes, vapor, and gases such as acid gases, mercury, fluorides, and ammonia
  • Chlorine
  • Asphalt manufacturing: controlling odor, oil mist and volatile organic compounds (VOCs)
  • Municipal / Wastewater Treatment Plants: controlling industrial odor and volatile organic compounds (VOCs)
  • Phosphate Fertilizers: controlling particulate matter (PM) and phosphoric acid off gases
  • Nitrogenous Fertilizers: controlling particulate matter (PM) and gaseous compounds, for urea granulation, urea prilling, ammonium nitrate prilling, and calcium ammonium nitrate
  • Oil Refining
  • Coal Gasification
  • Sulfuric Acid
  • Sintering Plant (Iron and steel)
  • Oil Mist control from asphalt manufacturing, oleum tank vents, and rotating equipment

Our Commitment to Quality and Customer Service Sets Us Apart and Ensures a Successful and Rewarding Experience For All Our Customers and Partners in Business


Our systems are engineered-to-order in accordance with the technology provider specifications. Together with our partners, we successfully design, build, and install the following scrubbing and mist eliminator devices:

  • Packed-Bed Wet Scrubbers: Vertical & Horizontal
  • Wet Scrubbers utilizing specialty mesh pads: Horizontal/Crossflow type with simultaneous absorption and particulate matter (PM) removal
  • Venturi Scrubbers
  • Cyclones
  • Dry scrubbers
  • Mist Eliminator Systems
  • Fiber Bed Mist Collectors


Swanda’s fiber bed oil mist collector systems are skid-mounted, compact packages, ready to be dropped in place and easily integrated on-site. They are designed in accordance with process conditions to deliver high performance with the following added benefits: 

  • Achieves clean air and a clean shop
  • Saves money on heating/cooling costs
  • Recycles expensive metalworking fluids
  • Eliminates blue haze for a healthy and safe workplace
  • Beats recommended OSHA standards


Fiber bed oil mist collection systems are very effective for processes known to generate oil smoke or blue haze such as:

  • Food Processing
  • Asphalt roofing manufacturing
  • Plastic resin manufacturing
  • Sulfuric acid manufacturing vent emissions from loading stations and storage tanks for oleum and liquid sulfur trioxide

Other processes that are especially suited for this equipment are machining operations, metal cutting and forming, parts washer exhaust, and others from equipment such as:

  • Grinders
  • Turning machines
  • Milling
  • Hobbs and gear cutters
  • Electrical discharge machines


Swanda brings over 100 years of experience as a custom metal fabricator to supply and install a single portion or the entire ventilation system of an industrial plant, including: 

  • Ductwork design and supply from custom-fabricated sheet metal
  • Exhaust fan design and supply
  • Stack design and supply
  • Ductwork engineering design
  • Full ventilation system design and supply including duct, structural support, expansion joints, blower, stack, equipment process instrumentation
  • Field installation


Swanda works with key technology providers in the air pollution control sector to offer turnkey packages including custom sheet-metal fabrication, field installation and commissioning services. 

We offer mechanical design and fabrication of process equipment with supplemental process engineering and site service capabilities. A full turnkey project can include some or all the components of an industrial gas cleaning and ventilation system including:

  • Scrubber vessel
  • Exhaust stack Ancillary equipment such as pumps, exhaust fans
  • Ductwork System including expansion joints
  • Piping and inline instrumentation to interface with DCS
  • Guardrails, Handrails, Platforms
  • Support Beams

Swanda Is Committed to Efficiently Meeting Your Needs and Exceeding Your Expectations