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  • ProSort Metal Sorter Solves Liberty's Problems
    Liberty Iron & Metal LLC, based in Erie, Pennsylvania, a full-service yard that handles ferrous, nonferrous, nickel alloys and stainless steel scrap, was unhappy with their metal sorter. They didn't like dealing with its associated air requirements; the expense, maintenance and freeze-ups
  • Smelter' s Sulfuric Acid Plant Control Solution
    The smelter's sulfuric acid plant is an essential part of nonferrous metals smelting and refining process. Sulfuric acid is highly corrosive. It not only does great harm to human body and always threatens the safety of equipment, but aggravates the difficulties in improving sulfuric acid quality
  • Recent Experience of Mechanical Vacuum Pumps Replacing Stem Ejectors in VOD and VD Processes (.pdf)
    for. degassing since the 1920s. The first Roots type mechanical vacuum boosters were installed by Wilhelm. Rohn in 1920 at the W. C. Heraeus GmbH works in Germany. Here they had a vacuum induction furnace. and poured up to 4 tonnes of non-ferrous metal at pressures of 2.7mbar / 2torr to 6.7mbar / 5torr
  • Direct In Situ Zirconia Oxygen Analyzer (.pdf)
    , (D1). H2, H3. Iron & steel. Heating furnaces & soaking pits. L2, L3. H2, H3. D5. Hot blast stove. L2, L3. D1. H2, H3. Coke ovens & annealing furnaces. L2, L3. D1, (D2). H2, H3. D6, (D7). Sintering furnace. L2, L3. D1, (D4). H2, H3. Non-ferrous metals. Heating, sintering, & melting furnaces. L2, L3
  • Recent Operating Experience with Dry Running Vacuum Pumps on Vacuum Degassing and Vacuum Oxygen Decarburising Systems (.pdf)
    vacuum boosters were installed by Wilhelm. Rohn in 1920 at the W. C. Heraeus GmbH works in Germany. Here they had a vacuum induction furnace. and poured up to 4 tonnes of non-ferrous metal at pressures of 2.7mbar / 2torr to 6.7mbar / 5torr, and. 1600oC to 1700oC. In fact this was not truly dry system