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  2.  > Synthesis Of Coal Nanoparticles By Ball Milling

synthesis of coal nanoparticles by ball milling

The first and traditional method for the synthesis of CoAl2O4 is the ceramic method An oxygencontaining cobalt precursor such as cobalt oxalate is mixed with alumina and ground in a ball mill The mixture is than calcinated to form the compound which becomes thermally stable above 650 C3

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