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:
Sep. 06, 1988
Filed:
Mar. 16, 1987
Applicant:
Inventors:
Petrus F van Grinsven, Amsterdam, NL;
Gosse Boxhoorn, Amsterdam, NL;
Pieter L Zuideveld, Amsterdam, NL;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01C / ; B01J / ; C01B / ;
U.S. Cl.
CPC ...
423236 ; 423564 ; 423244 ;
Abstract
A process for removing HCN from gases, which may also contain a hydrogen halide, by hydrolysis in the presence of a supported metal from Group 3b and/or 4b, use being made of a silica-containing carrier or support.