FR714349A - Procédé de récupération des produits contenus dans les eaux résiduaires de papeteries travaillant à la soude dites eaux noires de papeteries
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Procédé de récupération des produits contenus dans les eaux résiduaires de papeteries travaillant à la soude dites eaux noires de papeteries
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Appareils et Evaporateurs Kestner SA
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Appareils et Evaporateurs Kestner SA
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D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C11/00—Regeneration of pulp liquors or effluent waste waters
D21C11/10—Concentrating spent liquor by evaporation
D21C11/103—Evaporation by direct contact with gases, e.g. hot flue gases
FR714349D1930-07-181930-07-18Procédé de récupération des produits contenus dans les eaux résiduaires de papeteries travaillant à la soude dites eaux noires de papeteries
ExpiredFR714349A
(fr)