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. 18, 1989
Filed:
Jul. 27, 1987
Applicant:
Inventor:
Min-Hsiun Lee, Tulsa, OK (US);
Assignee:
Amoco Corporation, Chicago, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ; C01B / ;
U.S. Cl.
CPC ...
4235 / ; 423230 ; 502 34 ; 502 53 ; 502517 ;
Abstract
Sulfur species are removed from a Claus plant tailgas stream by contacting with ZnO producing ZnS which is regenerated to ZnO by dilute O.sub.2. Following regeneration, freshly regenerated ZnO is purged with an effective reducing gas stream.
Lee, Min-Hsiun. (1989). Sulfur recovery process using metal oxide absorbent with reducing gas (U.S. Patent No. 4849202). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4849202
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile