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.

Date of Patent:
Jun. 04, 1985

Filed:

Sep. 30, 1982
Applicant:
Inventors:

Philippe D St Pierre, Worthington, OH (US);

Michael T Buckner, Columbus, OH (US);

Assignee:

General Electric Company, Worthington, OH (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24D / ;
U.S. Cl.
CPC ...
51295 ; 51309 ;
Abstract

Disclosed is an improvement in method for both dry grinding and wet grinding a workpiece selected from cemented tungsten carbide and combinations of cemented tungsten carbide and steel with a single resin bonded grinding element having metal-coated diamond particles embedded in the grinding surface thereof. Such improved method comprises providing coated diamond particles useful for both dry grinding and wet grinding operations which comprises diamond coated particles coated with two layers of metal, the inner layer consisting of between about 40% and 130% by weight of said diamond particle of nickel and the outer layer consisting of between about 20% and 70% by weight of said diamond particle of silver, wherein the total weight of both said silver and nickel coatings does not exceed above about 200% by weight of the uncoated diamond particle.


Find Patent Forward Citations

St Pierre, Philippe. (1985). Resin-bonded grinding elements with dual coated diamond grit for dry (U.S. Patent No. 4521222). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4521222

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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