The sputum concentrators can be divided into two types according to their structure, namely the central transmission type and the peripheral transmission type concentrator. 1. Center drive concentrator The center drive concentrator is divided into small (2 to 18 meters in diameter) and large (18 t
Read moreSeparation principle: The high-gradient magnetic separation equipment developed by Changsha Mining and Metallurgy Institute is a sorting tank with a certain amount of magnetically conductive stainless steel wool (or steel mesh) placed in the armored solenoid coil. The magnetically permeable stainle
Read moreThe heap leaching process is a liquid-solid reaction which is not only related to the reaction rate inherent in the chemical reaction, but also follows the multiphase reaction law. The actual reaction rate of heap leaching often does not depend on the chemical reaction, but on the diffusion and mas
Read moreFirst, the old copper mining district official mountain bacterial leaching test mining industry (1) Overview of the leaching area The leaching area is the old mining area of ​​the 5 m section of Songshan Mountain. The surface has fallen, and the ore body belongs to the high-middle t
Read moreCurrently gold mine heap leach ore mostly open-pit mining, waste so rarely used to fill mined-out area, and needs to find another waste disposal site. The selection of the site is generally in the valley near the heap immersion site. The lowest point in the valley should not be too close to the gro
Read moreQuartzite sedimentary ore magnet belonging metamorphic deposits, widely used at home and abroad magnetic sorting method of this type of ore, the ore type referred to in Anshan of lean magnetite, taconite referred abroad, magnet quartz rocks, minerals plays an important role in this type of iron ore
Read moreNanjing Iron White Chemical Co., Ltd. in 1966 began production of titanium white powder, is the first production of synthetic rutile titanium dioxide and iron white powder factory, the current production capacity of 18,000 tons / year, it is the largest domestic sulfuric acid method One of the titan
Read moreSmooth blasting is mainly for the blasting of a layer of rock mass in the surrounding area. At the same time as the rock mass is broken, a smooth and flat boundary should be formed. The main blasting parameters are minimum resistance line, gutter method, number of blastholes, blasthole spacing, and
Read moreThe mud contained in the ore is called slime. The slime has the distinction of primary and secondary slime. The primary slime is the muddy material from the ore deposit. The secondary slime is caused by the looseness of the ore and the brittleness of the ore. It is caused by excessive crushing durin
Read moreSolid deposits have a long history of dry mining and water harvesting. In recent years, some countries have gradually replaced the room-column method with the water-soluble method. Dry mining is basically the same for all kinds of salt deposits. At present, the traditional house-column method devel
Read moreFirst, the process. Figure 1. Figure 1 Process for wet production of antimony oxide Including dissolution, neutralization, drying and other processes to produce cerium oxide; the filtrate is converted and crystallized to produce sodium nitrate. Second, the main technical conditions. Water quen
Read moreMethod of treating manganese and iron manganese lean ore, there are three: First, mechanical processing, including washing, calcination, re-election, high intensity magnetic separation, flotation, roasting, etc.; Second Fire beneficiation, Hyperphosphate HSR When the refractory ore is used, the met
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