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Browsing University of Moratuwa Research – Reports by Author "Dharmaratne, PGR"

Browsing University of Moratuwa Research – Reports by Author "Dharmaratne, PGR"

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  • Minimization of fires in crushing graphite 
    Dharmabandu, J; Dharmaratne, PGR [Article-Full-text]
    Graphite is one of the naturally occuring crystalline forms of Its chief charateristics are its black colour, metallic luster,extreme softness, high conductivity of heat and electrici_ ty, high refractoryness and chemical ...
  • Optimization of Sri Lankan underground graphite mining methods, from a view point of rock mechanics and cost 
    Dharmaratne, PGR [SRC-Report]
    There are three main Graphite mining companies in Sri Lanka, namely, Bogala Graphite Lanka PLC (Bogala and Rangala mines), Kahatagaha Graphite Lanka Ltd (Kahatagaha mines) and Sakura Graphite PVT Ltd (Ragedara mines). ...
  • Removal of sulphur from graphite powder 
    Dharmaratne, PGR; Senaratne, CPJ [Article-Full-text]
    Graphite is crystalline carbon identical in composition with charcol and diamond. There are three principle types of graphite viz. Vein, Flake and Amorphous. Sri Lankan graphite falls into the vein graphite category, ...