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. 04, 1978
Filed:
Apr. 28, 1975
Applicant:
Inventors:
Hans D Holtz, Bartlesville, OK (US);
William T Nelson, Bartlesville, OK (US);
Albert N Devault, Bartlesville, OK (US);
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10L / ;
U.S. Cl.
CPC ...
44 72 ; 44 62 ; 252 50 ;
Abstract
Improved additives for motor fuels and lubricants are provided comprising low molecular weight hydrogenated liquid polymers containing low levels of combined nitrogen. More specifically, hydrogenated adducts formed from normally liquid low molecular weight polydiolefins and acrylonitrile are excellent additives for motor fuels and lubricants. Motor fuels and lubricating oil compositions containing said additives are also provided.