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:
Mar. 29, 1983
Filed:
Apr. 13, 1981
Applicant:
Inventors:
Assignee:
Daikin Kogyo Co., Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F / ; C23G / ;
U.S. Cl.
CPC ...
252364 ; 252D / ; 252170 ; 252171 ; 570110 ; 570118 ;
Abstract
An azeotropic solvent composition comprising about 64.6 to 89.0% by weight of tetrachlorodifluoroethane, about 3.7 to 34.2% by weight of an alcohol having carbon atoms of 1 to 5 and about 1.2 to 7.3% by weight of nitroethane.