Method of manufacturing a metal article by the lost wax casting

Details Method of manufacturing a metal article by the lost wax casting Method of manufacturing a metal article by the lost wax casting

1988-04-04

1989-03-14

Eley, Timothy V.

Metal founding

Process

Shaping a forming surface

291568B, 291568H, 29424, 295275, 164 35, 164397, 164399, B22C 902

Patent

active

048117781

ABSTRACT:
The pins which are used for the support of a core in a lost wax casing process are provided with caps. The caps provide sufficient surface area for encapsulation by ceramic slurry. Heat loss from the metal melt via the pins is thus obviated along with undesirable grain nucleation.

REFERENCES:
patent: 3401738 (1968-09-01), Parilli
patent: 3596703 (1971-08-01), Bishop et al.
patent: 3662816 (1972-05-01), Bishop et al.
patent: 4068702 (1978-01-01), Herold
patent: 4078598 (1978-03-01), Kelso et al.
patent: 4283835 (1981-08-01), Obrochta et al.
patent: 4384607 (1983-05-01), Wood et al.
patent: 4417381 (1983-11-01), Higginbotham
patent: 4596281 (1986-06-01), Bishop
patent: 4732204 (1988-03-01), Tabardin

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