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:
Jul. 05, 1988
Filed:
Sep. 18, 1985
Applicant:
Inventors:
Takeshi Kobori, Yokohama, JP;
Shigeki Kimura, Yokohama, JP;
Tadashi Ito, Yono, JP;
Mituru Uemura, Ouaza, JP;
Shigeharu Nakamura, Hikoshima, JP;
Masamitu Tamura, Shimonoseki, JP;
Kazuhide Takaishi, Shimonoseki, JP;
Tsuyoshi Matsumoto, deceased, late of Higashi-Nada, JP;
Assignee:
Nihon Kousakuyu Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
252 493 ; 252 495 ; 252 / ; 72 42 ;
Abstract
A cold working lubricant for metallic conduits in the form of a liquid wherein butyl acrylate ester-methyl methacrylate ester copolymer of 10-40 in resin acid value and -10.degree. to 20.degree. C. in glass transition temperature is emulsified and dispersed; an emulsified product of the straight chain saturated fatty acid or its ester with a melting point of 30.degree.-70.degree. C. can be further added thereto.