PROCESS FOR PROCESSING DUNG WATER DERIVING FROM THE EXCREMENT OF USEFUL ANIMALS
Process for the preparation of liquid manure from cattle excrement, if appropriate after fermentation resulting in the production of methane, the liquid manure first being alkalinised with lime, before the separation of the sludge obtained and the conveyance of the residual water at the head of a re...
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Zusammenfassung: | Process for the preparation of liquid manure from cattle excrement, if appropriate after fermentation resulting in the production of methane, the liquid manure first being alkalinised with lime, before the separation of the sludge obtained and the conveyance of the residual water at the head of a rectifying column, in which the ammonia is driven off by steam, of which the condensation with the ammonia gives ammonia water, in which the ammonia is fixed to carbon dioxide to give ammonium carbonate as a result of the contact of the ammonia water with the biogas or with the fumes obtained as a result of the combustion of the biogas, the residual water being sterilised during the extraction of the ammonia. |
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