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:
Dec. 31, 2002
Filed:
Dec. 26, 2000
Applicant:
Inventors:
Kazuya Orii, Tokyo, JP;
Isao Saito, Tokyo, JP;
Yasutoshi Fujita, Tokyo, JP;
Toshimichi Sakurada, Tokyo, JP;
Masao Yamaguchi, Tokyo, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B 1/00 ;
U.S. Cl.
CPC ...
B24B 1/00 ;
Abstract
The present invention relates to a lapping oil composition which is advantageously used in finish-grinding of a material to provide a high-quality grinding surface, without selective grinding, which is generally caused during lapping and polishing processes of the composite material. The lapping oil composition contains at least one acetylene glycol compound and preferably further contains at least one at least one phosphoric ester compound.