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:
Dec. 27, 1994
Filed:
Oct. 05, 1993
Applicant:
Inventors:
Richard F Miller, Humble, TX (US);
Eugene H Morselander, Humble, TX (US);
Assignee:
The Western Company of North America, Houston, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ; C01C / ;
U.S. Cl.
CPC ...
588246 ; 210904 ; 2521882 ; 423266 ; 423562 ; 588901 ;
Abstract
A stabilized ammonium polysulfide solution comprising an aqueous solution of ammonium polysulfide and a stabilizing amount of a water soluble, stabilizing compound that can be an azacyclic compound, a compound having the formula R--O--(C.sub.n H.sub.2n)NH.sub.2 or a compound having the formula (CH.sub.3).sub.2 NR.sub.1, the pH of the composition being from 7 to 14, the stabilized composition being useful in controlling the cyanide concentration in aqueous streams.