Metal treatment – Process of modifying or maintaining internal physical... – Chemical-heat removing or burning of metal
Patent
1982-09-13
1984-06-19
Rutledge, L. Dewayne
Metal treatment
Process of modifying or maintaining internal physical...
Chemical-heat removing or burning of metal
266250, 266252, 266253, 266259, 148 165, C21D 174, C21D 967
Patent
active
044551770
ABSTRACT:
A continuous electric furnace for chemical heat treatment of steel parts comprises a parts heating chamber, a parts vertical supply chamber and a cooling chamber, all arranged in line. The parts vertical supply chamber is connected to a processing chamber wherein a hearth is equipped with a vacuum seal serving to separate the processing chamber from the other chambers in the process of chemical heat treatment of parts. The heating and cooling chambers comprise extension stops and heat screens located on the side of the parts vertical supply chamber, and the hearths movable reciprocally in a horizontal direction.
REFERENCES:
patent: 3778221 (1973-12-01), Bloom
patent: 3830479 (1974-08-01), Knowles
patent: 3972513 (1976-08-01), Mobius et al.
Barabanov Igor V.
Filippov Vladimir I.
Gerasimov Vladimir I.
Lobanov Alexandr B.
Marmer Eduard N.
Brody Christopher W.
Rutledge L. Dewayne
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