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. 30, 1991
Filed:
Dec. 19, 1989
Applicant:
Inventors:
Assignee:
Daikin Industries, Ltd., Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ; C23G / ;
U.S. Cl.
CPC ...
252170 ; 252162 ; 252172 ; 252364 ; 252D / ;
Abstract
Solvents or solvent compositions comprising HCFC-234. The solvents can be used, instead of CFC-113, as solvents, diluents, cleaning agents, drying agents or dispersing agents. The solvent compositions of HCFC-234 with an aliphatic alcohol having 1 to 4 carbon atoms or with cyclohexane can give azeotropic compositions.