Cyanide gold extraction process (2)

Due to the presence of large area single thickener, and the slurry pump to be repeatedly sent to Yang et al., So many mineral processing plant are two to five thickener assembled into a multilayer thickener used. Multi-stage countercurrent washing consisting of multiple single-layer thickeners in

Main structure of oxygenating car

People with oxygen levels up to a certain standard can breathe smoothly. If you are in an oxygen-deficient environment for a long time, it will cause various adverse reactions of the body and even cause diseases. However, in a confined space such as an airc

Dealers should review large potential fertilizers

According to the results of telephone interviews conducted by reporters and dealers across the country, 70% of dealers’ stocks are much lower than the same period of previous years. Dealers are still waiting to see if there is room for decline in fertilizer prices. Constrained by high raw ma