Corhart Refractories Corporation

Gp Ltd.

Polygroup Macau Limited

Lawson, Gary L.

Massabki, Joseph M.

Cheng, Chung-Wai (Paul)

Gary L Lawson

Thomas M Wehrenberg

Charles N McGarry

Joseph M Massabki

Douglas A Drake

Chung-Wai Cheng

Fused AZS grain refractory compositions suitable for making ceramically or chemically bonded refractory articles, and the articles so made, are disclosed. The refractory compositions consist essentially of (a) 40-85 wt. % fused AZS grain, and (b) 15-50 wt. % of at least one constituent selected from the group consisting of (i) 10-20 wt. % reactive alumina and (ii) 0-45 wt. % chromic oxide.

Fused AZS refractory composition

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Louisville, KY, United States of America

Gary L Lawson