Articles of ultra fine grained cemented carbide and process for making same

United States of America Patent

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Jun 29, 1999
Issued Date
N/A
app pub date
Aug 16, 1994
filing date
Dec 21, 1992

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Expired

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Abstract

An article made of an ultra fine grained cemented carbide material comprising a transition metal carbide and tungsten carbide having an ultrafine grain size below about 0.6 microns and a process for making the same.

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Patent Owner(s)

Patent Owner	Address
VALENITE LLC	1209 ORANGE STREET CORPORATION TRUST CENTER WILMINGTON DE 19801

International Classification(s)

B22F:WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES F....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Friederichs, John W	West Branch, MI	5	33

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Articles of ultra fine grained cemented carbide and process for making same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

08811601

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PATENT NO	5918102
SERIAL NO	08811601
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08811601

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