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Method of preparation and of the distillation of solid fuels in pieces, or agglomerated with tar or pitch, etc, making it possible to produce a product which can be substituted for the anthracite, in its various applications, and carrying out said process
Method of preparation and of the distillation of solid fuels in pieces, or agglomerated with tar or pitch, etc, making it possible to produce a product which can be substituted for the anthracite, in its various applications, and carrying out said process