Gas injection stone and process of manufacture thereof

Details Gas injection stone and process of manufacture thereof Gas injection stone and process of manufacture thereof

1991-12-09

1994-01-18

Klemanski, Helene

Compositions: ceramic

Ceramic compositions

Pore-forming

106122, 264 41, 264 42, 264441, 501 80, C04B 3800, C04B 3806

Patent

active

052799930

ABSTRACT:
A gas injection stone is manufactured by embedding in a refractory compound a plurality of adjacent and abutting nets. Thereby, when the refractory compound is solidified and when the nets subsequently are removed by burning or melting, the result will be the formation within the stone of plural interconnected layers of interlinked gas channels.

REFERENCES:
Chemical Abstracts, vol. 93, No. 8, Aug. 1980, Columbus, Ohio, US; abstract no. 78168A, T. Ochiai et al., Nippon Steel Corp.: `Development and application of special refractories for gas injection` p. 397; Taikabutsu 1980, 267, 179-87 Abstract.

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