METHOD OF MANUFACTURING GRAPHITE FRAMES FOR DIAMOND CROWN BITS Russian patent published in 1998 - IPC

Abstract RU 2116163 C1

FIELD: carbon materials. SUBSTANCE: graphite powder is mixed with thermoplastic binding agent and mixture is placed into metal cartridge of press mold matrix, heated to binder melting temperature, polymerized, and cooled to ambient temperature in press mold at constant pressure. EFFECT: improved quality of press molds and simplified their manufacture. 4 dwg

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RU 2 116 163 C1

Authors

Vlasjuk V.I.

Nikitaev V.A.

Spirin V.I.

Ososov I.A.

Dates

1998-07-27—Published

1996-01-24—Filed