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181 The effect of geomagnetic field on leaching uranium with geoelectric chemistry method is studied.

182 The high quality No.1 negative pole copper is produced by leaching - extraction - electrodeposition method.

183 Results showed that the leaching process could be demonstrated with the shrinking core Model.

184 In heap leaching and extraction process, the leaching rate and floccus bottlenecked production.

185 The in situ leaching is a new advanced technology of mining uranium, being used to mining exogenetic and xenogenous unconsolidated sandstone uranium deposits.

186 Results of the leaching tests on this dust showed that only 34.0% of zinc was extracted when sodium hydroxide as lixiviant in alkaline leaching.

187 The result of leaching examination showed that organic binder was better in favor of delaying nutrient release than inorganic binder.

188 The principle,(http://sentencedict.com/leaching.html) method and case history how to predict the average uranium mass concentration in lixivium of in-situ leaching are introduced and the existing problems are discussed.

189 The treatment methods of refractory gold ores after pretreatment. such as cyaniding, intense cyaniding and non-cyanide leaching, were reviewed and compared.

190 The thermodynamic and equilibrium constant criterion of the silver leaching with cyanide is deduced.

191 Among them, leaching of meteoric water has contributed less to the formation of anomalously high porosity zones compared to other factors.

192 Indium leaching rate was more than 90 % at optimum conditions.

193 This paper made a brief description on the principles of leaching gold by biologicals.

194 The direct leaching method of roasted molybdenite with ammonia (or liquid ammonia) instead of aqueous ammonia has been described.

195 The effects of the concentration of sulfuric acid, ratio of solid to liquid, temperature and time on leaching efficiency were investigated.

196 The extracting iron from pyrite cinder by reductive roasting and sulfuric acid leaching was investigated.

197 Using the process:water leaching, zinc oxide, causticize, carbonate, solvent extract, stripping to recycle molybdenum and to regenerate alkali.

198 The gold leaching biologicals were prepared from protein rich surplus stock of food industry after changing property through hydrolysis.

199 The leaching process of the carotenoid (mainly lutein) from the sericulturist and the technology parameter are introduced in this paper.

200 A new technic for treating with flash furnace electric precipitation (FFEP) dust by leaching, oxidation, neutralization and removal arsenic by producing ferrous arsenate slag is studied.

201 The carbonate of host bed aquifer has great influence on sandstone type uranium deposit in - situ leaching.

202 The kinetics research denoted that, the efficiency of unpacking the wrappage of carrier minerals was related to different controlling conditions for pressure NaOH leaching reaction.

203 Dexing Copper Mine adopts leaching - solvent extraction - electrolysis process to recover copper from copper ore.

204 The sodium stannate from slag containing tin is prepared directly by the process including alkali fusion, leaching, purification, concentration and crystallization.

205 Through bacterial oxidation, the gold leaching rate comes from 53.4 % to 92 %.

206 The second was that cyanidation after alkali leaching was followed by flotation of cyanide residue.

207 Countering this problem, the commercial scale trail of oxygen rich leaching of peroxyl was carried out.

208 Two new processes, low temperature liquid polymerization process and leaching with solvent TE, were developed to produce insoluble sulphur.

209 The influence of SDBS on leaching of aldicarb in soil.

210 Uneven distribution of drill lixiviant for stope leaching was solved by adopting micro-irrigation technology.