专利名称：Sulfur recovery system发明人：SCHULZ; PAUL G.申请号：US45249374申请日：19740318公开号：US3928535A公开日：19751223
摘要：In the operation of a process for removal of hydrogen sulfide from a gas orliquid stream by passing said gas through an aqueous solution containing dissolvedrecyclable oxidation-reduction components such as the sulfonic acid of an anthraquinone(e.g., the Stretford Process), the improvement of reducing the concentration of dissolvedalkali metal and ammonium salts by adding methanol to said salt containing solution andseparating precipitated salt from the solution.
申请人：SUN OIL COMPANY OF PENNSYLVANIA
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