Process and apparatus for the flame preparation of ceramic powde

Details Process and apparatus for the flame preparation of ceramic powde Process and apparatus for the flame preparation of ceramic powde

1987-10-23

1990-01-02

Bell, Mark L.

Compositions: ceramic

Ceramic compositions

Carbide or oxycarbide containing

501 88, 501 96, 501 97, 423344, 423346, 423290, 423291, C04B 3556, C04B 3558

Patent

active

048913391

ABSTRACT:
There is disclosed a novel process and apparatus for continuously producing very fine, ultrapure ceramic powders from ceramic precursor reactants in a self-sustaining reaction system in the form of a stabilized flame thereof to form ceramic particles and wherein the thus formed ceramic particles are collected in the absence of oxygen.

REFERENCES:
patent: 3334967 (1967-08-01), Bourdeau
patent: 3520740 (1970-07-01), Addamiano
patent: 3565674 (1971-02-01), Roland et al.
patent: 3755541 (1973-08-01), Strepkoff
patent: 3839542 (1974-10-01), Chase
patent: 3979500 (1976-09-01), Sheppard et al.
patent: 4017587 (1977-04-01), Ditter et al.
patent: 4122155 (1978-10-01), Druchazka et al.
patent: 4181751 (1980-01-01), Hall et al.
patent: 4565747 (1986-01-01), Nakae et al.
patent: 4676966 (1987-06-01), Endo et al.

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