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:
Nov. 26, 1996
Filed:
Dec. 20, 1995
Applicant:
Inventors:
Ronald W Trischuk, Northborough, MA (US);
Ajay K Garg, Northborough, MA (US);
Arup K Khaund, Northborough, MA (US);
Assignee:
Saint-Gobain/Norton Industrial Ceramics Corp., Worcester, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210773 ; 134 10 ; 451 88 ; 451559 ; 125 1101 ;
Abstract
The invention provides a process for recovering abrasive grains from vitreous bonded materials by boiling the material in an aqueous solution of an alkali metal base.