4. Powder metallurgy processes
  5. Powder metallurgy processes with heating or sintering
  6. Metal and nonmetal in final product

Donald A. Botbyl

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Cemented carbide tool and method of making

Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Composite having voids in a component
Reexamination Certificate

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method of making cemented carbide tool

Powder metallurgy processes – Powder metallurgy processes with heating or sintering – Metal and nonmetal in final product
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2675722

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