Unloading valve

The unloading valve is the simplest type of ore-mining equipment. Its operation is controlled by the human lever or by the operator through compressed air, hydraulic piston, motor drive and other methods. They can only be successfully used for the ore-mining of free-flowing materials and for the un ...MORE...

Experimental report on the selectivity of an ilmenite o…

The purpose of the test is to provide a basis for the evaluation of the ore's ore selection and the possibility of development and utilization. The deposit is Qinling - continental orogenic belt of the western extension of the Kunlun orogenic belt part Qilian, is typical of magma genesis of ba ...MORE...

Development history of tungsten metallurgy

Tungsten was discovered in 1781 by the Swedish chemist CW Scheele. To the beginning of the last century, due to a number of application development tungsten, such as in 1900 for the first time demonstrate the use of high-speed steel and tungsten bulbs with tungsten as an alloying element in the Par ...MORE...

Post crushing of titanium dioxide

Titanium dioxide pigment was again dried agglomerate together into coarse particles, the agglomerated coarse particles and flocculation Although it is easy pulverization, but only to such a re-crushed to coarse particles after wet milling the pigment precursor in substantially Size, and as far as p ...MORE...

Boron mining

Boron ore mining and factors develop depends on the type of deposit, orebody form, occurrence, size, physical and mechanical properties of the rock minerals and burial conditions. Since China's solid boron deposits are generally small in scale, most of them are exposed to the surface, but the e ...MORE...

Example of recycling enamel process at the Burlington S…

Breton Canadian primary smelter refining crude lead after the initial fire, calcium, magnesium dross bismuth addition, the output of the bismuth-containing 2% to 4%, by basic enrichment, the output of the Pb-Bi co Gold contains 8% to 10%, directly enriched with chlorine gas, enriched to Pb-Bi alloy ...MORE...

China cobalt ore beneficiation and processing technolog…

Core reading: Cobalt is associated with iron , copper and nickel ore. There are mainly four kinds of cobalt ore in China: copper nickel cobalt ore, copper cobalt ore, iron cobalt ore and cobalt ore. Different beneficiation methods are required for different main minerals. Metal processing technical ...MORE...