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Non-oxide sintered ceramic fibers
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Patent number 5,135,895
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Issue date Aug 4, 1992
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The Standard Oil Company
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Francis J. Frechette
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Inert autogenous attrition grinding
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Patent number 4,932,166
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Issue date Jun 12, 1990
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The Carborundum Company
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Wolfgang D. G. Boecker
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Non-oxide sintered ceramic fibers
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Patent number 4,908,340
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Issue date Mar 13, 1990
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The Standard Oil Company
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Francis J. Frechette
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Autogenous attrition grinding
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Patent number 4,775,393
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Issue date Oct 4, 1988
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The Standard Oil Company
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Wolfgang D. G. Boecker
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Vibratory grinding of silicon carbide
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Patent number 4,695,294
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Issue date Sep 22, 1987
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Stemcor Corporation
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Tadeusz M. Korzekwa
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B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
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