jet venturi scrubber Articles

  • Pulp & Paper: Great Northern Uses Venturi Scrubbers Case Study

    The Great Northern Paper Co.’s mill in Millinocket, Maine, produces about 500,000 tpy of paper for telephone directories, magazines, almanacs, business forms, catalogs, and school workbooks. Pulp is produced in the form of chips, using the sulfite chemical process. The chips are cooked in a magnesium bisulfite solution in batch digesters at specific temperatures and pressure. When the ...


    By CR Clean Air Group, LLC

  • Dry/Wet Scrubbers for Clean Air Compliance

    Air-scrubbing venturis and towers may be the answer to clean air compliance for small- to medium-sized companies. Forthcoming requirements of the Clean Air Act Amendments of 1990 will inventory many more specific chemicals considered hazardous. From acetaldehyde to xylenes, the list regulated under the air taxies program includes 189 hazardous air pollutants (HAPs). That number may ...


    By CR Clean Air Group, LLC

  • Automotive: Scrubber system removes HCL from Exhaust case study

    Although Indiana’s environmental protection agency has not yet added hydrochloric acid (HCl) standards to its Title 5 regulation of emissions sources, Allomatic Products Co., Sullivan, IN, was determined to erase HCI vapors from its plant discharge. In the mixed industrial/ residential neighborhood where its manufacturing plant is located, Allomatic wanted to be known as a good neighbor. ...


    By CR Clean Air Group, LLC

  • Metals: Scrubber System Removes HCL from Exhaust Case Study

    Although Indiana’s environmental protection agency has not yet added hydrochloric acid (HCl) standards to its Title 5 regulation of emissions sources, Allomatic Products Co., Sullivan, IN, was determined to erase HCI vapors from its plant discharge. In the mixed industrial/ residential neighborhood where its manufacturing plant is located, Allomatic wanted to be known as a good neighbor. ...


    By CR Clean Air Group, LLC

  • Efficient cleaning of effluent gases from optical fibre production processes using a V-tex scrubber

    In this paper we discuss a unique process technology called the V-tex scrubber. Its design makes it particularly suitable for a wide range of scrubbing and stripping applications, where it can deliver economic and technical advantages for the operator versus conventional packed tower or tray scrubbers, venturi and fluidized bed scrubbers. In cases where there are both particulate and gaseous ...

  • Automotive: At Sandvik Coromant, Clean Air Group Scrubber Handle Emissions Emergencies case study

    Mr. Tahvanainen heads up a staff of eight maintenance personnel and a supervisor. He is a mechanical engineer with a background in power production and thermodynamics. Editorial Background: Sandvik Coromant of Fair Lawn, NJ is part of Sandvik’s tooling division. The overall Sandvik Corporation employs 35,000 in one hundred and thirty (130) countries. ...


    By CR Clean Air Group, LLC

  • Double Duty Scrubber for TDI Fumes A case-history description of a relatively uncomplicated but effective method for handling large runaway emissions of TDI and solvent vapors.

    NKI (B. V. Nederlandse Kleurstofindustrie, a subsidiary of Morton-Thiokol, Inc. U.S .A.), and one of the major industrial firms in the Netherlands, had a problem with extremely toxic TDI (toluene di-isocyanate) emissions from one of their processes . On a batch basis in different reactors, the largest being 6.5 m cubed(1717 U.S . gallons), a solution polymerization of TDI with polyols in a ...


    By CR Clean Air Group, LLC

  • Electronics Industry: Silicon Tetrachloride Fume Problem Solved Electronics industry Two-Stage Scrubber system Solves Fume Proble case study

    A two-stage Jet-Venturi scrubber/packed tower system solved a number of pollution problems for an Albany, Oregon, company. The Zirconium Extraction Div. of Teledyne Wah Chang produces high-quality reactor-grade zirconium and hafnium ozide using a chemical separation process. The zirconium and the hafnium are chlorinated and then formed into pure metals for the nuclear and chemical process ...


    By CR Clean Air Group, LLC

  • Pharmaceutical: HCI Fumes Eliminated at Two Plants Case Study

    Little Maintenance Needed On Jet-Venturi Scrubbers; New Solutions Of Plant Problems: Two plants -Tenneco Chemicals, Reading, Pennsylvania and Hoffmann-La Roche, Nutley, New Jersey – are preventing the escape of HCl fumes from their plants by the use of jetventuri wet scrubbers and separators. Fiberglass-reinforced polyester construction of scrubber units is major factor that ...


    By CR Clean Air Group, LLC

  • Case History - Sale of By-product HCl Covers Cost of Emission-Control System

    Problem: Some of the specialty chemical processes at a major chemical manufacturer's plant result in considerable HCl loading in the off-gas. The HCl must be removed before the off-gas can be discharged to the atmosphere. Production of saleable by-product HCl solution was an important goal when looking for a high-efficiency HCl removal system. The company wanted to achieve a very low ...


  • Chemical Industry: Wet Scrubbing HCL & SiCl4 Fumes Case Study

    This two-stage scrubbing system utilizes a jet venturi scrubber in conjunction with a counter current packed tower including entrainment mist eliminator. It was designed to eliminate the HCl (hydrochloric acid) fumes generated when SiC14 (silicon tetrachloride) comes in contact with moisture during processing operations at a zirconium processing tank farm, and also the remaining small amount of ...


    By CR Clean Air Group, LLC

  • Sale of by-Product HCl Covers Cost of Emission Control System

    Problem: Some of the specialty chemical processes at a major chemical manufacturer's plant result in considerable HCl loading in the off-gas. The HCl must be removed before the off-gas can be discharged to the atmosphere. Production of saleable by-product HCl solution was an important goal when looking for a high-efficiency HCl removal system. The company wanted to achieve a very low ...


  • Wet Scrubbing HCL & SiCl4 Fumes

    This two-stage scrubbing system utilizes a jet venturi scrubber in conjunction with a counter current packed tower including entrainment mist eliminator. It was designed to eliminate the HC1 (hydrochloric acid) fumes generated when S1C14 (silicon tetrachioride) comes in contact with moisture cluring processing operations at a zirconium processing tank farrn, and also the remaining smail amount of ...


  • Chemical Industry: Sale of by-Product HCl Covers Cost of Emission Control System Problem Case Study

    Some of the specialty chemical processes at a major chemical manufacturer’s plant result in considerable HCl loading in the off-gas. The HCl must be removed before the off-gas can be discharged to the atmosphere. Production of saleable by-product HCl solution was an important goal when looking for a high-efficiency HCl removal system. The company wanted to achieve a very low level of ...


    By CR Clean Air Group, LLC

  • HCL System Exceeds Current Regulations

    Chemron manufactures high-quality specialty chemicals and surfactants for personal care products, industrial, institutional, oil field, mining, coatings, lubricants and water treatment. Some of the operations result in the creation of hydrochloric acid with high variable rates. As expressed by Bill Frost, of Chemron: “Chemronmaintains a strong environmental commitment, which views regulations as ...


  • Chemical Industry: HCL System Exceeds Current Regulations Emission control meets requirements while recovering by-product for sale Case Study

    Chemron manufactures high-quality specialty chemicals and surfactants for personal care products, industrial, institutional, oil field, mining, coatings, lubricants and water treatment. Some of the operations result in the creation of hydrochloric acid with high variable rates. As expressed by Bill Frost, of Chemron: “Chemron maintains a strong environmental commitment, which views ...


    By CR Clean Air Group, LLC

  • Chemical Industry: Silicon Tetrachloride Fume Problem Solved Ccase Study

    A two-stage Jet-Venturi scrubber/packed tower system solved a number of pollution problems for an Albany, Oregon, company. The Zirconium Extraction Div. of Teledyne Wah Chang produces highquality reactor-grade zirconium and hafnium ozide using a chemical separation process. The zirconium and the hafnium are chlorinated and then formed into pure metals for the nuclear and chemical process ...


    By CR Clean Air Group, LLC

  • Case History - Ammonia Emergency Plan Calls on Packed Tower to Scrub Released Chemicals

    Croll-Reynolds designed the Union Camp packed tower scrubber for ammonia removal efficiency at 99+% for the minimum single valve release and well over 90% for the entire range of operation. A few years ago Union Camp turned a corner. Management decided that advance planning would take the place of reacting after the fact to an emergency or regulatory agency demands. At Union Camp's Dover, OH, ...


  • Chemical Industry: Ammonia Emergency Plan Calls on Packed Tower to Scrub Released Chemicals Case Study

    A few years ago Union Camp turned a corner. Management decided that advance planning would take the place of reacting after the fact to an emergency or regulatory agency demands. At Union Camp’s Dover, OH. facility, byproducts of the paper industry are converted into usable specialty chemicals for cosmetics, adhesives and other industries. Crystallization is a process used intensively with ...


    By CR Clean Air Group, LLC

  • Pulp & Paper: Ammonia Emergency Plan calls on Packed Tower Case Study

    A few years ago Union Camp turned a corner. Management decided that advance planning would take the place of reacting after the fact to an emergency or regulatory agency demands. At Union Camp’s Dover, OH. facility, byproducts of the paper industry are converted into usable specialty chemicals for cosmetics, adhesives and other industries. Crystallization is a process used intensively ...


    By CR Clean Air Group, LLC

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