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. 26, 1991
Filed:
Oct. 05, 1989
Applicant:
Inventors:
Roger J Lussier, Ellicott City, MD (US);
William A Welsh, Fulton, MD (US);
James M Masselli, Columbia, MD (US);
Assignee:
W. R. Grace & Co.-Conn., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; C01B / ;
U.S. Cl.
CPC ...
423244 ;
Abstract
Alkali metal and alkaline earth metal containing silica alumina spinel-mullite-gamma alumina sorbents which may be used to remove sulfur oxides (SO.sub.x components) from gas streams.