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:
Oct. 30, 1984
Filed:
Aug. 19, 1982
Applicant:
Inventor:
Robert Voirin, Orthez, FR;
Assignee:
Societe Nationale Elf Aquitaine (Production), Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
4235 / ; 4235 / ; 4235 / ; 4235 / ;
Abstract
Catalytic process for the production of sulphur from an acid gas containing H.sub.2 S, in which a part of H.sub.2 S is catalytically oxidized in order to form an effluent containing H.sub.2 S and SO.sub.2 in a molar ratio of 2:1 and a given quantity of sulphur. The effluent is then contacted with a CLAUS catalyst to form a further quantity of sulphur. Said process involves: