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:
Apr. 19, 1994
Filed:
Mar. 13, 1992
Applicant:
Inventors:
Hans Buchwald, Ronnenberg, DE;
Andreas Brackmann, Hanover, DE;
Boleslaus Raszkowski, Wiedensahl, DE;
Assignee:
Kali-Chemie AG, Hanover, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ; C23G / ;
U.S. Cl.
CPC ...
252171 ; 134 12 ; 134 31 ; 134 38 ; 134 40 ; 134 42 ; 252153 ; 252162 ; 252170 ; 252364 ; 252D / ;
Abstract
Compositions suitable for use in cleaning processes formed of hydrogen-containing fluorochlorohydrocarbons selected from the group of consisting of tetrachloromonofluoroethanes, trichlorodifluoroethanes, dichlorotrifluoroethanes, dichloromonofluoroethanes and dichloropentafluoropropanes or a mixture one or more of these hydrogen-containing fluorochlorohydrocarbons in admixture with partially fluorinated alkanols containing two to four carbon atoms.