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:
Feb. 24, 1981
Filed:
Oct. 12, 1979
Applicant:
Inventor:
Asghar Ali, Edison, NJ (US);
Assignee:
Tenneco Chemicals, Inc., Saddle Brook, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ; C10M / ;
U.S. Cl.
CPC ...
252 33 ; 252 334 ; 252 35 ; 44 51 ;
Abstract
Solutions of overbased manganese salts of organic acids that contain at least 13% by weight of manganese are prepared by carbonating a reaction mixture that contains excess manganous oxide, an oil-soluble organic acid, a solvent system, a promoter, a copromoter, and a third promoter that is an alkanoic acid having 1 to 3 carbon atoms at 70.degree.-120.degree. C. at a pressure of 1 atmosphere to 10 atmospheres.