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:
Mar. 08, 1988
Filed:
Aug. 16, 1985
Applicant:
Inventor:
Paul T Pendergraft, Tulsa, OK (US);
Assignee:
Amoco Corporation, Chicago, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ; B01J / ;
U.S. Cl.
CPC ...
423564 ; 55193 ; 422160 ; 422211 ; 422234 ; 4235 / ;
Abstract
A process for the conversion of hydrogen polysulfide to hydrogen sulfide in liquid sulfur and removal of hydrogen sulfide from said liquid sulfur comprising a multistage process in which the sulfur is supplied to a holding zone, passed to a treatment zone where it is given multiple contact with a solid catalyst adapted to convert hydrogen polysulfide to hydrogen sulfide and removed from a third zone after treatment for hydrogen sulfide removal. Apparatus for carrying out the method is disclosed and described.