[English name] sodium sulfate [structure or molecular formula] Na 2 SO 4 [relative molecular weight or atomic weight] 142.44 [density] 1.464 (ten water), 2.698 (anhydrous) [melting point (°C)] 32.4 (decahydrate); 884 (anhydrous) ã€Properties】 Decahydrate: granules or powdery c
Read moreThe plant in 1978 and designed by the Changsha Institute of black metallurgy mine design, design size 300t / d. (1) Ore characteristics: Hong'an fluorite ore is a medium (lower) warm liquid silicate type filled vein fluorite deposit. The deposit is located in the torsional tectonic fracture zo
Read more   Thiourea, also known as sulfurized urea, white lustrous rhomboid crystal, tastes bitter, soluble in water, and aqueous solution is neutral. Thiourea can be used to immerse gold because gold can be dissolved in an acidic solution containing thiourea in the presence of an oxidizing agen
Read moreINDUSTRIAL APPLICABILITY current primary titanium ore (ore vein) were all titanium-containing composite iron ore. In order to utilize the titanium resources, depending on the nature of the ore, the entire beneficiation process can be divided into three stages: pre-selection, iron selection and tita
Read moreLead zinc ore sorting, flotation-based, it can also be used jointly reselection and milling processes. Due to the uneven grain size of various minerals in lead-zinc ore, different ores should have corresponding grinding and flotation processes. Separation of lead-zinc ore sulfide The process of fl
Read moreThe industrial waste gas, waste water and waste residue generated during the cobalt processing process are seriously polluted by the environment, among which SO 2 flue gas, chlorine gas, acid mist, dust, waste residue and noise are the most harmful. In the past, due to lack of sufficient understand
Read moreAbit et al. obtained a patent for copper - molybdenum separation using an oxidant and inhibitor combination as early as the 1950s. A commonly used oxidizing agent is sodium hypochlorite (NaOCl) or hydrogen peroxide (H 2 O 2 ). They can be adsorbed to the collector of the oxidized copper surface, a
Read moreIntroduction Environmental pollution is causing widespread concern in all countries of the world and has become one of the global problems that must be solved in the survival and development of human society. Noise has become an important source of pollution, and noise control has become an importa
Read moreGold mine tailings dust easily in case of wind blowing, easy to drain water, piling up long-term, not only occupy a lot of land, while the tailings dust hazardous to the environment, we propose several simple treatment methods on the status of tailings pollution. I. Status of gold mine tailings po
Read moreHigh-purity metal is a product of modern integrated many high and new technology, although in the 1930s already a "high-purity substances," the name, but to improve the research and production of high purity metal to the important agenda, in the secondary After the World War, first of all
Read moreAotanmaji (Otanmaki) mineral processing plant located in central Finland, put into operation in 1954, processing vanadium-titanium magnetic iron ore deposits Aotanmaji. Since 1968, the plant has been integrated into Finland's largest potential Tarukaki steel company. For many years, Otto Maki h
Read moreThe centrifugal concentrator is a new type of equipment for the recovery of useful minerals in fine mud developed in modern times. The effect of sorting the slime in the gravity field is poor, and sometimes it is even difficult to sort. In the centrifugal force field, the centrifugal force is much
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