2, various mineral soils Naturally occurring mineral soils, many types have adsorption capacity (or after chemical treatment activation). Such as bleaching earth (also known as fuller's earth); montmorillonite (also known as bentonite), goods often referred to as bentonite , or simply clay; and.....
I. Resources and utilization status of Zhuye (A) antimony resources 1994 Copper, Lead Zinc Yield Zhuye three products to 225,000 t, the amount of antimony is brought into the plant material is estimated 431t, the distribution of antimony in the starting material and product are respectively shown.....
Foreword 1893 Malden Hai Eph first proposed Useful aluminum precipitate from alkaline cyanide solutions gold. In 1904, Muriel proposed the use of zinc to precipitate gold. 1906 vacuum deoxidation technology with zinc precipitation (Crowell) Silver precipitated with aluminum at the Deloro smelte.....
Performing a factory gold containing 49.85g / L, palladium 4.74g / L, Pt 0.68g / L of a gold waste electrolysis experiments were conducted using ferrous sulfate, sulfur dioxide, and oxalic acid reduction of gold, of gold is precipitated and semen The distribution ratios of platinum and palladium ar.....
African copper oxide rich mineral resources, high grade copper, copper mine development value is much higher than domestic. Due to frequent wars and backward technology, the development and production level of copper mines in Africa is backward and the resource utilization rate is low. In recent ye.....
Table 1 analysis of iron concentrate composition listed in the iron concentrate, the content of Pb, Zn, Cu and other impurities are 0.29%, 0.36%, 0.32%, the subject requires that the content of Pb in iron concentrate should be reduced to less than 0.1%. The higher the removal rate of other impuriti.....
1. Under the leadership of the class leader, complete the tasks of the class. 2. Seriously implement safety technology operations, equipment maintenance procedures and various rules and regulations of this position. 3. The slurry pump should adjust the production volume according to the requireme.....