Coal Beneficiation Power Line Magazine
Jun 28, 2016 Coal Washing Exploration in India dates back to 1900s though, first coking coal washeries in India were installed after independence. At present, most of the coking coal washeries are owned by Public Sector Companies whereas, most of the non coking coal washeries are owned by Private Sector. Even after six decades of coal washing practices, there has not been significant.Coal like Aluminum, titanium, iron, pyrite, feldspar, quartz, pozzolanic glass spheres, Cenospheres, spherical magnetite, etc. Processes that use hydroalkaline, chlorine, etc. extraction methods are reviewed discussed as possible coal ash mining and refining process. Submitted for consideration in the 2011 World of Coal Ash Conference,.