Metal treatment – Process of modifying or maintaining internal physical... – Chemical-heat removing or burning of metal
Patent
1982-05-13
1983-03-08
Rutledge, L. Dewayne
Metal treatment
Process of modifying or maintaining internal physical...
Chemical-heat removing or burning of metal
148152, 148154, 148145, 266103, 266129, 219 1041, 219 1043, C21D 110
Patent
active
043759971
ABSTRACT:
In a preferred embodiment a surface layer of a thin-walled, hollow, cylindrical steel body is hardened while controlling thermal distortion by first heating with an inductor and quenching in one direction over the surface and then repeating the process in the reverse direction.
REFERENCES:
patent: 2295272 (1942-09-01), Somes
patent: 2547053 (1951-04-01), Somes et al.
patent: 2752470 (1956-06-01), Redmond et al.
General Motors Corporation
Grove George A.
McDowell R.
Rutledge L. Dewayne
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