Method of manufacturing parts or powders of a nitride compound o

Details Method of manufacturing parts or powders of a nitride compound o Method of manufacturing parts or powders of a nitride compound o

1984-04-10

1986-03-18

McCarthy, Helen M.

Compositions: ceramic

Ceramic compositions

Refractory

423344, 423406, 501 96, 501 97, C04B 3558, F27D 1900

Patent

active

045769230

ABSTRACT:
In a method of manufacturing parts or powders made of a compound of silicon or of a metal by exothermally reacting parts or powders of silicon or a metal in the solid state with a gas, wherein the differential flow rate or the pressure variation of the reactive gas in contact with the part or the powder is sensed, and the reaction is performed at increasing temperatures as a function of the said differential flow rate or pressure of the reactive gas:

REFERENCES:
patent: 3937792 (1976-02-01), Lumby
patent: 4184884 (1980-01-01), Jong
patent: 4189516 (1980-02-01), Dryburgh et al.
patent: 4235857 (1980-11-01), Mangels et al.
patent: 4331772 (1982-05-01), Torre et al.
patent: 4410636 (1983-10-01), Minjolle et al.
P. Wong et al., Procedure for Fabrication of Si.sub.3 N.sub.4 by Rate-Controlled Reaction Sintering, Ceramic Bulletin vol. 57, No. 5, 1978, pp. 525-526.

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