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
C22B19/06—Obtaining zinc by distilling in muffle furnaces
Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
Y02P10/00—Technologies related to metal processing
Procédé et installation pyrométallurgiques pour le recyclage sélectif du molybdène dans le traitement de valorisation des catalyseurs petrochimiques usagés
Procede de revetement du garnissage des appareils metallurgiques par projection au jet de flamme et appareil metallurgique traite conformement audit procede