Biological column leaching test expanding device

• Main Authors: LIU CHUNLONG, WU ZENGLING, HUANG YIDONG, CHEN QINGGEN, LIN HAIBIN, ZHU HOUSHENG, WANG QIANKUN, FAN DAOYAN
• Format: Patent
• Language: Chinese; English
• Published: 06.12.2019
• Subjects: CHEMISTRY; FERROUS OR NON-FERROUS ALLOYS; METALLURGY; PRETREATMENT OF RAW MATERIALS; PRODUCTION AND REFINING OF METALS; TREATMENT OF ALLOYS OR NON-FERROUS METALS

The utility model relates to an expanding device for a biological column leaching test, which comprises a leachate circulating system, a temperature control system and a biological leaching column, wherein each unit of the leachate circulating system consists of a solution collecting tank, a bacterial liquid culture tank and a diaphragm pump; the temperature control system is composed of a temperature monitoring power cabinet and a thermocouple. The biological leaching column is composed of a dripping liquid device hung at the opening, a column body wrapped with an inner heating layer and an outer heat preservation layer, and a bottom sealing funnel with a pinhole blind plate and a leaching liquid outlet. Slag sampling ports are formed in one side of the column body at intervals; temperature control system thermocouples are arranged on the other side of the column body at intervals; the biological heap leaching experiment device has the advantages that a biological column leaching experiment can be realized,