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:
Sep. 28, 1976
Filed:
Mar. 06, 1975
Applicant:
Inventors:
Donald M Barnhart, Martinsburgh, WV (US);
James H Carpenter, Jr, Hagerstown, MD (US);
Assignee:
The Carborundum Company, Niagara Falls, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B02C / ;
U.S. Cl.
CPC ...
241 58 ; 2412 / ; 241D / ;
Abstract
Apparatus for reducing lumps of material, such as lumps of sand recovered from casting operations in metal foundries or lumps of ore and the like, including various forms of bonded abrasive grinding wheels for abrading the lumps and reducing them to particle or granular form.