Friction-actuated extrusion

Details Friction-actuated extrusion Friction-actuated extrusion

1985-02-28

1985-12-10

Lechert, Jr., Stephen J.

Powder metallurgy processes

Forming articles by uniting randomly associated metal particles

Consolidation of powders

72 39, 72262, 72270, 419 63, 2041415, B22F 302

Patent

active

045578940

ABSTRACT:
A friction-actuated extrusion process comprising pickling the metal to be extruded before it is granulated and used as the in-feed for the process.

REFERENCES:
patent: 3537895 (1970-11-01), Lancy
patent: 3649194 (1972-03-01), Glanville
patent: 3933961 (1976-01-01), Burns
patent: 4110892 (1978-09-01), Bangay et al.
patent: 4397622 (1983-08-01), Childs et al.
patent: 4419324 (1983-12-01), Childs et al.
patent: 4484876 (1984-11-01), Childs et al.
patent: 4505878 (1985-03-01), Childs et al.
Moenes L. Elias, "Pickling Copper and its Alloys with H.sub.2 SO.sub.4 Mixtures", Metal Progress, Jun. 1981, pp. 36, 38 and 1 page of drawings.

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