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:
Oct. 03, 1995
Filed:
Feb. 22, 1994
Applicant:
Inventors:
Klaus Pfitzner, Ludwigshafen, DE;
Juergen Dehler, Neuhofen, DE;
Ladislaus Meszaros, Ludwigshafen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
252 785 ; 252 73 ; 252 74 ; 252 75 ; 252 76 ; 252 79 ; 25238923 ;
Abstract
Phosphate-containing, glycol-based coolant mixtures which are stable in hard water and are free of nitrites, silicates, amines and borates contain