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:
Nov. 01, 1977
Filed:
May. 25, 1976
Applicant:
Inventors:
Rolf Germerdonk, Schildgen, DT;
Adam Jonas, Leichlingen, DT;
Dieter Hullstrung, Leverkusen, DT;
Bernhard Scherhag, Leverkusen, DT;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423575 ; 423222 ;
Abstract
Hydrogen sulfide in a gas is converted to sulfur by treatment with sulfur dioxide in the presence of a buffered organic polybasic acid with conversion of excess sulfur compounds in the gas to sulfur dioxide for recycle to the conversion.