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MANUFACTURE OF WHISKERS

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专利内容由知识产权出版社提供

专利名称:MANUFACTURE OF WHISKERS发明人:EDUARD SCHMID申请号:AU4297772申请日:19720531公开号:AU4297772A公开日:19731206

摘要:1388176 Silicon carbide whiskers LONZA Ltd 22 May 1972 [20 Aug 1971]24000/72 Heading C1A A method of making silicon carbide whiskers comprises spreadingon a substrate a layer of a mixture of natural, largely gengue-free graphite having carboncontent 80-98%, iron 0À2-5%, and a grain size 5-200 microns with a synthetic or naturalcarbonizable binder; the layer is allowed to dry and carbonize; a gaseous mixturecontaining carbon, hydrogen and halogen is simultaneously contacted at elevatedtemperature with the layer and with a powder containing silicon and substantially freefrom iron, silicon being thereby evaporated into the gas and the growth of silicon carbidewhiskers on the layer thereby caused.

申请人:LONZA LTD.

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