Method for clarifying water layers formed in asphaltic sand...

Details Method for clarifying water layers formed in asphaltic sand... Method for clarifying water layers formed in asphaltic sand...

C - Chemistry, Metallurgy

10

G

6/167, 196/24, 3

C10G 21/00 (2006.01) C02F 1/52 (2006.01) C02F 1/54 (2006.01) C10G 1/04 (2006.01) C10G 25/00 (2006.01)

Patent

CA 1079904

PRECIS DE LA DIVULGATION: Procédé de clarification des couches aqueuses obtenues lors du traitement de sables asphaltiques, ces couches aqueuses consistant soit en couches intermédiaires situées entre la mousse de bitume et le sédiment de matières solides dans les cellules de flottation des sables asphaltiques, soit en eaux de rejet provenant du traitement de ces sables, qui consiste à ajouter, à la couche aqueuse, du sulfate de cuivre et/ou du sulfate ferrique en une quantité comprise entre environ 125 g et 550 g (calculés en sel anhydre) par m3 d'eau dans la couche aqueuse.

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