Metal founding – Process – Shaping a forming surface
Patent
1983-08-01
1985-02-19
Godici, Nicholas P.
Metal founding
Process
Shaping a forming surface
164 34, 164 35, 164 44, 164 45, B22C 702, B22C 904
Patent
active
044999402
ABSTRACT:
A casting process for making and utilizing an elastomeric pattern that is coated with a non-metallic material to form a non-metallic shell mold and thereafter removed from the non-metallic shell mold by thermal decomposition or mechanical stripping.
REFERENCES:
patent: 1912889 (1933-06-01), Couse
patent: 2420851 (1947-05-01), Zahn et al.
patent: 3954132 (1976-05-01), Wheeldon et al.
patent: 3982934 (1976-09-01), Wentzell
patent: 4055213 (1977-10-01), Maher
patent: 4220190 (1980-09-01), Horton et al.
Batten, Jr. J. Reed
Godici Nicholas P.
Lyon Lyman R.
Williams International Corporation
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