The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 14, 1990
Filed:
Jun. 28, 1989
Applicant:
Inventor:
Charles A Stout, Tustin, CA (US);
Assignee:
Union Oil Company of California, Los Angeles, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208293 ; 208189 ; 208242 ; 208222 ; 208227 ; 210708 ; 210718 ; 166262 ; 166265 ; 166266 ; 4235 / ; 4235 / ;
Abstract
Hydrogen sulfide is removed from a water-in-oil emulsion by treatment of the emulsion with sulfur dioxide to convert the hydrogen sulfide to elemental sulfur. The elemental sulfur formed is distributed between the oil phase and the aqueous phase of the emulsion.