Heating – Accessory means for holding – shielding or supporting work... – Crucible
Patent
1981-02-24
1982-10-19
Camby, John J.
Heating
Accessory means for holding, shielding or supporting work...
Crucible
266275, 373142, 373156, F27B 1410
Patent
active
043548318
ABSTRACT:
A crucible used with a precision casting device, especially used for dental purposes, which is vertically or axially divided into a plurality of segments, these segments being held together to form a complete crucible during heating and melting steps and readily released to discharge the contents downwards during casting step.
REFERENCES:
patent: 906117 (1908-12-01), Dewhurst
patent: 3128891 (1964-04-01), Schwengel
Shinkawa Tsutomu
Tokuda Hiroaki
Camby John J.
Geoffrey, Jr. Eugene E.
Sansha Electric Mfg. Co., Ltd.
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