Hollow annular electrode for feeding powdered metal to electrosl

Details Hollow annular electrode for feeding powdered metal to electrosl Hollow annular electrode for feeding powdered metal to electrosl

1974-10-11

1976-05-25

Envall, Jr., R. N.

H05B 7107

Patent

active

039595757

ABSTRACT:
A self sintering compound tubular electrode suitable particularly for making metal articles by supply of metal with an electroslag process, consisting of a plurality of concentric walls, each pair of said concentric walls defining an annular cavity containing in the melting zone of the electrode a layer of sintered metal powder, and above said sintered layer, a second layer of powder not yet sintered.

REFERENCES:
patent: 1640735 (1927-08-01), Soderberg
patent: 2297560 (1942-09-01), Hopkins
patent: 3610319 (1971-10-01), Kleinhagauer et al.
patent: 3850226 (1974-11-01), Cadden et al.

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