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. 18, 1989
Filed:
Sep. 16, 1987
Applicant:
Inventors:
Kouji Imai, Ichihara, JP;
Isoo Suzuki, Tokyo, JP;
Assignee:
Idemitsu Kosan Company Limited, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
252 73 ; 219 6914 ; 252 495 ; 252309 ;
Abstract
Disclosed is a transparent electrical discharge machining fluid which is provided by mixing 95-60% by weight of a mineral oil and/or a synthetic oil, 5-40% by weight of water and surface active agent in an amount of 5-40% by weight of said oil and water. This machining fluid is transparent and has a kinetic viscosity of 20 sSt or less at 40.degree. C.