Heating – Accessory means for holding – shielding or supporting work... – Crucible
Patent
1976-03-19
1978-05-16
Camby, John J.
Heating
Accessory means for holding, shielding or supporting work...
Crucible
13 25, 266275, F27B 1410
Patent
active
040896439
ABSTRACT:
An elongated, cavity-containing, self-resistance-heated, evaporation boat has a triangular cross-sectional shape at its cavity portion.
REFERENCES:
patent: 934374 (1909-09-01), Tomberlin
patent: 2773923 (1956-12-01), Smith
patent: 2996418 (1961-08-01), Bleil
patent: 3392970 (1968-07-01), Falk
patent: 3724996 (1973-04-01), Montgomery
patent: 4015029 (1977-03-01), Elchisak
patent: 4043748 (1977-08-01), Watanabe et al.
Jerabek Charles F.
Parent Edward D.
Smith Harold W.
Camby John J.
GTE Sylvania Incorporated
Theodosopoulos James
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