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An improved procedure for the processing of lignite, Bituminous Coal and other Carbonaceous materials with high calorific value of fuel, including Fuel without SmokeSuitable for all kinds of Household and industrial uses.
An improved procedure for the processing of lignite, Bituminous Coal and other Carbonaceous materials with high calorific value of fuel, including Fuel without SmokeSuitable for all kinds of Household and industrial uses.
