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:
Apr. 27, 1976
Filed:
May. 19, 1975
Applicant:
Inventors:
Alistair Chalmers Brown, Stockton-on-Tees, EN;
Norman Andrew Dykes, Stockton-on-Tees, EN;
John Kenneth January, Stockton-on-Tees, EN;
Ivan James Lake, Stockton-on-Tees, EN;
Assignee:
Imperial Chemical Industries Limited, London, EN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
2606 / ;
Abstract
Catalysts which comprise silica are rendered less susceptible to physical damage during processing with aqueous liquids by pre-steaming them.