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Method and device, in order of wood pulp, peat mass and similar materials in a specific operation of a flue signal a high specific weight or a low temperature signal by means of a flue of a low specific weight or high temperature or the mass to expel warm
Method and device, in order of wood pulp, peat mass and similar materials in a specific operation of a flue signal a high specific weight or a low temperature signal by means of a flue of a low specific weight or high temperature or the mass to expel warm