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:
Apr. 25, 2000
Filed:
Feb. 19, 1999
Applicant:
Inventors:
Irl E Ward, Bethlehem, PA (US);
Phuong Tang, Easton, PA (US);
Assignee:
PPT Research, Inc., Allentown, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ; C10M / ;
U.S. Cl.
CPC ...
508579 ; 508268 ; 508154 ;
Abstract
A lubricating composition which may contain up to 70 weight percent abrasive grit material for use with wire saw and slicing apparatus for cutting or slicing hard and brittle materials. The composition contains abrasive particles suspended in a mixture of high and low molecular weight polyalkylene glycols and a suspension agent. The viscosity of the composition is about 50 to 700 cps.