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. 17, 1981
Filed:
Jan. 17, 1979
Applicant:
Inventors:
Robert W Dale, Belfast, GB;
John J Rooney, Belfast, GB;
Assignee:
Gallaher Limited, Belfast, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ;
U.S. Cl.
CPC ...
2524 / ; 252463 ; 2524 / ;
Abstract
A catalyst is made by impregnating a highly microporous support with a solution of a substance providing catalytically active material in a mixture of water and an organic liquid that reduces the surface tension of the solution. The preferred solution contains 20 to 50% water and 50 to 80% methanol.
Dale, Robert. (1981). Catalysts (U.S. Patent No. 4256609). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4256609
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile