SCR denitration dead catalyst valuable metal basicity extraction recovery unit

• Main Authors: HAN CHANGMIN, ZHAO HONG, ZOU JIAJIA, SHI FENG
• Format: Patent
• Language: Chinese; English
• Published: 11.07.2017
• Subjects: CHEMISTRY; CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION ORPROCESSING OF GOODS; FERROUS OR NON-FERROUS ALLOYS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; METALLURGY; PRETREATMENT OF RAW MATERIALS; PRODUCTION AND REFINING OF METALS; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; TREATMENT OF ALLOYS OR NON-FERROUS METALS

The utility model discloses a SCR denitration dead catalyst valuable metal basicity extraction recovery unit, its adopts naOH solution, leaches the extract with tungsten, the vanadium of SCR denitration dead catalyst, and during the titanium stays the leached mud, realizes the separation of tungsten...