High temperature heat-treating jig

Details High temperature heat-treating jig High temperature heat-treating jig

1991-10-30

1994-02-22

Zimmerman, John

Stock material or miscellaneous articles

All metal or with adjacent metals

Composite; i.e., plural, adjacent, spatially distinct metal...

266274, 432258, F27D 500

Patent

active

052885615

ABSTRACT:
A high temperature heat-treating jig characterized by forming a tungsten layer or a tungsten alloy layer on the surface of a heat-resistant base to avoid discoloration and color shading during the heat treatment at a high temperature.

REFERENCES:
patent: 1954189 (1934-04-01), Gessel et al.
patent: 3161478 (1964-12-01), Chessin
patent: 3384464 (1968-05-01), Krock et al.
patent: 3703405 (1972-11-01), Brenner et al.
patent: 4002782 (1977-01-01), Warner et al.
patent: 4011037 (1977-03-01), Mathieu et al.
patent: 4190493 (1980-02-01), Yee
patent: 4259061 (1981-03-01), Dubetsky

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