Metal treatment – Compositions – Heat treating
Patent
1977-12-23
1979-12-18
Rutledge, L. Dewayne
Metal treatment
Compositions
Heat treating
291495B, 29441R, 148125, 148127, 403269, B23P 1100, C22F 100
Patent
active
041793137
ABSTRACT:
A composite part having freely movable components is manufactured by casting one component around the other to form an essentially locked unit and then freeing the components by thermal treatment.
REFERENCES:
patent: 1881601 (1932-10-01), Hufferd et al.
patent: 1900617 (1933-03-01), Ricardo
patent: 2252351 (1941-08-01), Paulus
patent: 3204304 (1965-09-01), Kostenko
patent: 3314829 (1967-04-01), Sunnucks
patent: 3763535 (1973-10-01), Gallagher
patent: 3786543 (1974-01-01), Sato
patent: 3953922 (1976-05-01), Heim
Koch James H.
Ritzenthaler Richard A.
N L Industries, Inc.
Rutledge L. Dewayne
Skiff Peter K.
White Gerald K.
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