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. 30, 2010
Filed:
May. 26, 2006
Applicants:
Srinivas Darbha, Pune, IN;
Rajendra Srivastava, Pune, IN;
Paul Ratnasamy, Pune, IN;
Inventors:
Assignee:
Council of Scientific & Industrial Research, New Delhi, IN;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M 105/32 (2006.01); C11C 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides an improved process for the preparation of lubricants from vegetable oil or fat obtained from animal source. The present invention involves a reaction of vegetable oil or fat with an alcohol in the presence of a double metal cyanide catalyst, at a temperature in the range of 150° to 200° C. for a period of 3-6 hrs to obtain the desired bio-lubricant.