Electric heating – Metal heating – Nonatmospheric environment at hot spot
Patent
1986-11-04
1988-02-02
Goldberg, E. A.
Electric heating
Metal heating
Nonatmospheric environment at hot spot
219 73, B23K 918
Patent
active
047230606
ABSTRACT:
An improved feeder for feeding particulate materials to a weld zone wherein the particles of different materials fed are in desired proportions to each other at any cross-section of the outlet device, the feeder converting an intermittent feed to a continuous homogeneous flow and having dispersal apparatus positioned within the feeder so that welding material to be fed to the weld zone must pass through the dispersal apparatus.
REFERENCES:
patent: 2189399 (1940-02-01), Lewbers
patent: 2191471 (1940-02-01), Hopkins
patent: 2678987 (1954-05-01), Talley
patent: 2778910 (1957-01-01), Landis et al.
patent: 3172991 (1965-03-01), Arnoldy
patent: 3415975 (1968-12-01), Johnson
patent: 3804245 (1974-04-01), Pendleton
patent: 3898415 (1975-08-01), D'Acremont
Goldberg E. A.
Sigda Catherine
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