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:
Jul. 17, 1990
Filed:
Jul. 28, 1988
Applicant:
Inventors:
Roger W Roark, Painesville, OH (US);
Glenn R Cairns, Painesville, OH (US);
Edward A Rowe, Jr, North Perry, OH (US);
Assignee:
Occidential Chemical Corporation, Niagara Falls, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
570109 ; 134 31 ;
Abstract
Decomposition of perchloroethylene is prevented by the addition of a stabilizer system containing N-substituted cyclic alkyl amine, alcohol of 3-7 carbon atoms and olefin components. The stabilizer system is advantageous in that it does not contain any environmentally undersirable materials.