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:
Jun. 13, 2006
Filed:
May. 22, 2002
Applicants:
Steven B Leeb, Belmont, MA (US);
Elmer C Lupton, Charlestown, MA (US);
Inventors:
Steven B Leeb, Belmont, MA (US);
Elmer C Lupton, Charlestown, MA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 173/02 (2006.01); B21B 45/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An process for working a material in which a reverse thermal fluid is used as a cutting fluid and, as a result of heat generated during the working process, the fluid increases in temperature above its transition temperature and viscosifies and thickens. In another embodiment, the invention is an article of manufacture of a material which has been worked to increase its temperature and a reverse thermal fluid in intimate thermal contact with the material above the transition temperature of the reverse thermal fluid.