Crucible for melting super-alloys

Details Crucible for melting super-alloys Crucible for melting super-alloys

1976-07-09

1977-02-08

Dost, Gerald A.

Metallurgical apparatus

Linings

Having specific grain size

266275, F27B 1410

Patent

active

040068919

ABSTRACT:
A crucible for melting a nickel-based superalloy containing one or more of the elements aluminium, titanium and hafnium is made of magnesia grains bonded by tinania, hafnia or yttria. The purity of the magnesia is not less than 97%.

REFERENCES:
patent: 3141917 (1964-07-01), Duncan

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