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:
Jul. 05, 1983
Filed:
Sep. 28, 1981
Applicant:
Inventors:
John W Palm, Tulsa, OK (US);
Robert L Reed, Tulsa, OK (US);
Assignee:
Standard Oil Company (Indiana), Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
4235 / ; 423237 ; 4235 / ; 423576 ; 2524 / ; 422178 ; 422212 ;
Abstract
Ammonium compounds deposited on catalyst in a sulfur recovery facility are removed by passing a hot regeneration stream in contact with the catalyst to produce a regeneration effluent stream containing ammonia followed by combustion or catalysis to reduce the concentration of ammonia in the regeneration effluent stream.