Rock burst tendency grade discrimination method based on stress energy ratio
CN111826526A
Method and device for environment-friendly recovery of precious metals in waste circuit board through combined smelting of waste circuit board, copper concentrate and desulfurized gypsum
CN111206157A
High-efficient environmental protection recovery system of valuable metal of useless circuit board
CN111204716A
Process method for refining crude tellurium
CN110564976A
Process method for automatically dropping spray gun weight of Ausmelt furnace
CN110563021A
method and device for harmlessly treating and recycling basic copper chloride
CN109724484A
A kind of the undercut blast hole arragement construction and well completion method of blind courtyard simultaneous shaft sin king
CN108929953A
A kind of platinum fining process
CN108950234A
A method of separating platinum and palladium from platinum palladium mixture
CN108706785A
A kind of mining smelting wastewater exception water quality emergency treatment device and method
CN108827820A
The detection method of suspension content in a kind of electrolyte
CN108754176A
A kind of continuous refining furnace and the process that regeneration copper refining is carried out using the continuous refining furnace
CN108530038A
A kind of anode furnace furnace bottom shield lining composition
CN108661649A
A kind of inclined access formula non-pillar sublevel caving mining methods
CN108531747A
A kind of Copper Converter high-efficiency method for producing
CN107326191A
A kind of silver ingot casting deoxidier of efficient pollution-free and its method of deoxidation and application
CN107152872A
A kind of mixing chute for Ausmelt furnace crest of weir
CN107254655A
A kind of new Ausmelt furnace lance head and its manufacture craft
CN109116163A
It is a kind of for detecting the cathode collector bar of electrolytic zinc-coated steel sheet short circuit
CN109107297A
A kind of raising dynamic wave efficiency of dust collection device
