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  • Chemical Plant Desulfurization

    Chemical Plant Desulfurization

    KRONOS’ facility in Leverkusen, Germany produces titanium dioxide, the most important material used by the paints and plastics industry for whiteness and opacity. When new German guidelines set maximum emission limits for SO2 in 1989, KRONOS was ...

  • H2S Oxidation System for Refinery Desulfurization

    H2S Oxidation System for Refinery Desulfurization

    The European Union has recently promulgated new directives reducing the amount of residual sulfur in diesel and gasoline. These directives are requiring European refineries to revise both their fuel production processes and their downstream ...

  • Oxidation System for Sanitary Landfills & Recycling Centers

    Oxidation System for Sanitary Landfills & Recycling Centers

    A major US waste handling company operates a large landfill in Florida, and in 1992, when Hurricane Andrew struck southern Florida, the landfill saw a huge increase in the amount of C&D waste. Shortly after this, the levels of H2S started ...

  • H2S Oxidation System for Water Treatment Facilities

    H2S Oxidation System for Water Treatment Facilities

    A new water treatment facility in the town of Jupiter, Florida, was causing a serious odor problem. H2S removed from the purified water was being released into the atmosphere. Complaints about the odor came from the residences and businesses ...

  • Waste Water Treatment Plants

    Waste Water Treatment Plants

    In 1980, Los Angeles began exploring alternatives to control the H2S concentration in the digester gas produced at the Hyperion Waste Water Treatment Plant (WWTP), which treats nearly 420 MGD, wastewater generating over 475 tons of raw sludge per ...

  • Solid H2S Removal System for Railcar Vapor Unloading Operations

    Solid H2S Removal System for Railcar Vapor Unloading Operations

    Molten sulfur is a basic component of many chemicals used in a variety of industries. It is typically brought into the chemical plant via tanker truck or rail car. Most molten sulfur comes from an industrial H2S removal process called the Claus ...

  • Warren County Case History

    Warren County Case History

    A non-hazardous solid waste landfill in northwestern New Jersey successfully used construction and demolition (C&D) debris screenings as an alternative daily landfill cover for six years, until landfill gas sampling indicated excessively high ...

  • Improved Catalytic Reagents Reduce Refinery Costs Case Study

    Improved Catalytic Reagents Reduce Refinery Costs Case Study

    Documento sin título ARI-100 Series of Catalysts ARI Technologies was founded in the 1970’s. During that time, ARI Technologies developed a patented process to manufacture cobalt phthalocyanine sulfonate which is an oxidation ...

  • Flexibility of Liquid Redox Processing in Refinery Sulfur Management

    Flexibility of Liquid Redox Processing in Refinery Sulfur Management

    Documento sin título With over 25 years of experience, sulfur recovery via iron-based, liquid redox processing is a commercially proven approach to refinery sulfur management. The inherent characteristics of liquid redox ...

    Gary J. Nagl

  • Cost Effective, Easy to Operate H2S Removal in Central China

    Cost Effective, Easy to Operate H2S Removal in Central China

    Documento sin título In 2000, Southwest Oil and Gas Company, a Chinese oil and gas development company, began evaluating H2S removal options to treat the sour acid gas stream from a small amine system treating 400,000 m3/day ...

    Tony Barnette

  • Small Capacity Sulfur Recovery Units

    Small Capacity Sulfur Recovery Units

    Documento sin título Introduction “In the good old days,” natural gas production was a lot easier. Gas was relatively plentiful, easy to find, and sweet. Today, it is generally accepted that natural gas production is becoming ...

    Gary J. Nagl

  • Optimization of a Sulfur Recovery Unit

    Optimization of a Sulfur Recovery Unit

    Prior to Suncor’s purchase of the Spirit River facility, little attention was given to the LO-CAT unit. In general, over injecting chemicals into a LO-CAT unit will not result in operating problems, just higher than required operating costs. ...

  • Controlling H2S Emissions from Landfill Gas

    Controlling H2S Emissions from Landfill Gas

    A major US waste handling company operates a large landfill in Florida, and in 1992, when Hurricane Andrew struck southern Florida, the landfill saw a huge increase in the amount of C&D waste. Shortly after this, the levels of H2S started ...

  • Claus Tailgas Cleanup

    Claus Tailgas Cleanup

    In 1997, Western Gas Resources selected the LO-CAT® process to treat the amine acid gas generated in their Pinnacle Gas Processing plant located in Tennessee Colony, TX. When the facility’s processing demand exceeded the LO-CAT capacity (2 LTPD ...

  • Sulfur Recovery/Odor Control

    Sulfur Recovery/Odor Control

    The LO-CAT® Hydrogen Sulfide Oxidation System provides economical H2S removal to solve odor problems quickly and effectively. LO-CAT achieves H2S removal efficiencies exceeding 98%. The system also eliminates costly once-through chemicals, ...

  • Oxidation System for Wellhead Casing Gas

    Oxidation System for Wellhead Casing Gas

    Mobil Exploration’s North Midway Facility in Kern County, California, needed a new desulfurization unit for a wellhead producing 0.5 MMCFD of casing gas containing 3% H2S. The unit chosen would produce effluent gas with less than 150 ppm H2S, ...

  • H2S Oxidation System for Offshore Platforms

    H2S Oxidation System for Offshore Platforms

    In May of 1994, Chevron USA Production Company selected the LO-CAT® II Hydrogen Sulfide Oxidation Process as part of the natural gas sweetening train for the Mobile Block 864 “B” Production Platform in the Gulf of Mexico. The entire sweetening ...

  • Cost Effective Desulfurization of Gas Streams

    Cost Effective Desulfurization of Gas Streams

    The LO-CAT® II process provides cost effective H2S removal for all types of gas streams in many different industries. The LO-CAT and LO-CAT II processes have achieved H2S removal efficiencies of 99.9+% in many different applications and ...

  • H2S Emissions Control at Geothermal Plants

    H2S Emissions Control at Geothermal Plants

    The LO-CAT® II process is used to control H2S emissions and reduce odors at geothermal power plants. Geothermal steam, considered to be a clean and environmentally friendly source of energy, is produced when water seeps into high temperature, ...

  • H2S Oxidation and Sulfur Recovery

    H2S Oxidation and Sulfur Recovery

    Lubrizol’s facility in LeHarve, France produces a lube oil additive via a batch reaction that uses elemental sulfur as a reactant and produces H2S as a byproduct. Lubrizol selected Gas Technology Products LO-CAT® II Hydrogen Sulfide Oxidation ...