Patents Assigned to Thiosolv, L.L.C.
  • Process for treating a gas stream
    Patent number: 7390470
    Abstract: Processes for selectively removing sulfur-containing compounds from a gas are described herein. The processes generally include contacting a first gas including carbon dioxide and hydrogen sulfide with a scrub solution including ammonium bisulfite and ammonium sulfite in a first contact zone to produce a first contact zone effluent liquid including ammonium thiosulfate and a first contact zone overhead gas including carbon dioxide.
    Type: Grant
    Filed: May 17, 2007
    Date of Patent: June 24, 2008
    Assignee: Thiosolv, L.L.C.
    Inventors: Mark C. Anderson, Michael F. Ray, Ronald Shafer