Lost foam process for casting low carbon stainless steel

Details Lost foam process for casting low carbon stainless steel Lost foam process for casting low carbon stainless steel

1994-03-07

1995-07-04

Batten, Jr., J. Reed

Metal founding

Process

Shaping a forming surface

164 61, 164 65, B22C 702, B22C 904

Patent

active

054291720

ABSTRACT:
Low carbon stainless steel parts are formed utilizing a high vacuum of 20" to 29" of mercury during the pouring stage of the lost foam process.

REFERENCES:
patent: 3741281 (1973-06-01), Hauser-Lienhard
patent: 3842899 (1974-10-01), Hauser-Lienhard
patent: 4291739 (1981-09-01), Baur
patent: 4318437 (1982-03-01), Kemp
patent: 4612968 (1986-09-01), Ashton et al.
patent: 4787434 (1988-11-01), Cleary et al.
patent: 4828006 (1989-05-01), Vander Jagt
Foundry Trade Journal, vol. 159, No. 3312, Sep. 1985, Clegg, "Expanded-Polystyrene Moulding--a Status Report", pp. 177-180, 183, 184, 187.
Abstract of Japanese Patent Publication 63-281757 published Nov. 18, 1988.
Abstract of U.S.S.R. Inventor's Certificate 1,616,758 published Dec. 30, 1990.

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