Hydrogen-containing gas-ceramics

Details Hydrogen-containing gas-ceramics Hydrogen-containing gas-ceramics

1988-03-11

1988-11-15

Bell, Mark L.

Compositions: ceramic

Ceramic compositions

Devitrified glass-ceramics

501 39, 501 63, 501 77, 65 33, C03C 1002, C03C 3097, C03C 3064, C03C 1100

Patent

active

047849770

ABSTRACT:
This invention is directed to the production of self-glazing gas-ceramic articles consisting essentially of very fine-grained cubic BPO.sub.4 crystals and very small gas-containing bubbles uniformly distributed with a SiO.sub.2 -rich residual glassy matrix, the gas within the bubbles consisting predominantly of hydrogen. The inventive articles prepared in three basic steps:

REFERENCES:
patent: 4576920 (1986-03-01), MacDowell
patent: 4666867 (1987-05-01), Beall et al.

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