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Clark Howard Weaver
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Chicoutimi, CA
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last 30 patents
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Patent Grant
Mould device with adjustable walls
Patent number
6,056,040
Issue date
May 2, 2000
Alcan International Limited
Clark Howard Weaver
B22 - CASTING POWDER METALLURGY
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Patent Grant
Process and apparatus for direct chill casting
Patent number
5,873,405
Issue date
Feb 23, 1999
Alcan International Limited
Claude Carrier
B22 - CASTING POWDER METALLURGY