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C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
C22B19/00—Obtaining zinc or zinc oxide
C22B19/04—Obtaining zinc by distilling
C22B19/16—Distilling vessels
C22B19/18—Condensers, Receiving vessels
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FR560077D1922-01-021922-12-20Procédé pour le traitement de poussière de zinc et autres matières semblables pour l'obtention du zinc liquide
ExpiredFR560077A
(fr)
Procédé d'obtention de produits de transformation de substances contenant du carbone et leur application au traitement de l'eau et de solutions salines
Procédé d'obtention de produits de transformation de substances contenant du carbone et leur application au traitement de l'eau et de solutions salines
Procédé d'obtentïon de produits de transformation de substances contenant du carbone et leur application au traitement de l'eau et de solutions salines