Coal extraction process
Coal and other solid fossil fuels are subjected to supercritical gaseous extraction by heating a mixture of particulate coal and a solvent mixture of tetralin and xylene at supercritical temperature whereby high extractive yield is obtained and the residual solid material is easily separated from th...
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Main Authors | , |
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Format | Patent |
Language | English |
Published |
11.03.1980
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Subjects | |
Online Access | Get full text |
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