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:
Feb. 22, 1994
Filed:
Mar. 15, 1993
Applicant:
Inventors:
Rajat S Basu, Williamsville, NY (US);
Ellen L Swan, Ransomville, NY (US);
David P Wilson, East Amherst, NY (US);
Assignee:
AlliedSignal Inc., Morris Township, Morris County, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ; C23G / ;
U.S. Cl.
CPC ...
252172 ; 134 12 ; 134 31 ; 134 38 ; 134 40 ; 134 42 ; 252153 ; 252162 ; 252364 ; 252D / ; 8142 ;
Abstract
Azeotrope-like compositions comprising 1,1,1,3,3,5,5,5-octafluoropentane, chlorinated ethylene and optionally nitromethane have been discovered which are stable and have utility as degreasing agents and as solvents in a variety of industrial cleaning applications including cold cleaning and defluxing of printed circuit boards and dry cleaning.