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:
Nov. 24, 1981
Filed:
Jun. 19, 1979
Applicant:
Inventors:
Bernard Demoures, Puteaux, FR;
Jean-Louis Le Coent, Le Havre, FR;
Assignee:
Orogil, Courbevoie, FR;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
252 332 ; 252 18 ; 252 427 ; 252 39 ; 252 407 ;
Abstract
A process is provided for preparing detergent-dispersant compositions of a TBN of at least about 200, containing at least about 2 percent magnesium, by: