Metallurgical apparatus – With recording – indicating – inspection or measuring means
Patent
1983-07-05
1984-08-28
Rutledge, L. Dewayne
Metallurgical apparatus
With recording, indicating, inspection or measuring means
266 87, 374140, H01V 102
Patent
active
044680090
ABSTRACT:
A refractory protection tube for immersion molten metal parameter determining devices having a thin perforated metal tube with a coating of refractory fibers and a binder to provide thermal insulation, freedom from out-gassing and mechanical strength.
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patent: 3915002 (1975-10-01), Hance et al.
patent: 3950992 (1976-04-01), Hance
patent: 4179309 (1979-12-01), Hance et al.
patent: 4354382 (1982-10-01), Hagglund
Clauss Harry G.
Wiese John R.
General Signal Corporation
Huberfeld Harold
Kastler S.
MacKay Raymond F.
Rutledge L. Dewayne
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