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:
May. 21, 1996
Filed:
Aug. 23, 1994
Applicant:
Inventors:
Sudhir K Agarwal, Houston, TX (US);
Rajiv M Banavali, Houston, TX (US);
Bharati D Chheda, Spring, TX (US);
Samuel F Reed, Jr, Seabrook, TX (US);
Assignee:
Rohm and Haas Company, Philadelphia, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
560248 ; 558463 ; 558435 ; 558411 ; 560218 ; 568699 ; 568920 ;
Abstract
A method for removing hydrogen cyanide from a hydrogen cyanide-contaminated organic liquid includes the steps of contacting the hydrogen cyanide-contaminated organic liquid with a metal alkoxide to generate a metal cyanide salt and an alkanol and then separating the organic liquid from the metal cyanide salt and the alkanol.