Improvements in or relating to the Production of Silicon Nitride Articles

1,168,499. Sintered silicon nitride. BIRMINGHAM SMALL ARMS CO. Ltd. Aug. 6, 1968 [Sept. 8, 1967j, No. 41053/67. Heading C7D. [Also in Division C1] Silicon nitride articles are produced by first sintering a compact of silicon powder in a protective atmosphere substantially free from nitrogen, and the...

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1. Verfasser:	RICHARD ALAN TAYLOR
Format:	Patent
Sprache:	eng
Schlagworte:	ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE LIME, MAGNESIA METALLURGY REFRACTORIES SLAG TREATMENT OF NATURAL STONE
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