recovery of germanium from leaching liquor of zinc oxide by extraction

1、

experimental study on rich-oxygen leaching for certain gold oxide ore

某氧化金矿石富氧浸出试验研究

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2、

test on column leaching of a copper oxide ores from ningxia

宁夏某氧化铜矿柱浸&置换试验研究

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3、

technology and mechanism study on leaching high silicon zinc oxide ore with sulfuric acid

高硅氧化锌矿硫酸浸出的工艺及机理研究

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4、

experimental results have confirmed the possibility of obtaining magnesium silicate by utilizing the soluble silicic acid, generated during the acid leaching of zinc oxide ore bearing high content of silicon, reacting with magnesium sulfate.

试验证明了利用高硅氧化锌矿酸浸过程中所产生的可溶硅酸与硫酸镁反应生成硅酸镁沉淀的可能性。

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5、

in this paper, flotation separation and sulfuric acid leaching of zinc oxide ores from hechi in guangxi province were studied, and the seperatability of this zinc oxide ore was discussed.

文章对广西河池氧化锌矿进行了浮选分离和硫酸浸出试验，初步探讨了该氧化锌矿石的可选性。

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6、

abstract: fractional sulfuric acid leaching of magnesium oxide that influence pyrometallurgical technology from waste magnesia brick at ambient temperature and pressure was conducted to comprehensively recover gold and silver, copper etc.

通过运用分步浸出技术可在常温、常压条件下用硫酸浸出废镁砖中对火法冶炼影响很大的高熔点氧化镁等成分，使金、银、铜等有价金属得到富集；

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7、

the reactions occurring in ammonia leaching of zinc oxide are ammonia hydration, zinc ion complex with hydroxyls, and zinc ion complex with ammonia.

氧化锌的氨浸可能发生氨水与氢离子的反应，锌离子和氢氧阴离子的络合反应，锌离子与氨水的络合反应。

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8、

experiments for leaching of zinc oxide ore with sulfuric acid were conducted systematically.

系统地进行了氧化锌矿的浸出试验研究，并讨论了影响氧化锌矿浸出率的各种因素。

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9、

leaching of zinc oxide ore with ammonium chloride solution

用NH4Cl溶液浸出氧化锌矿石

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10、

on direct acid leaching of zinc oxide ore

谈谈锌氧化矿的直接酸浸

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11、

ultrasonic intensified leaching of zinc oxide concentrate in oxalic acid solution

超声波强化草酸浸出氧化锌精矿

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12、

study on kinetics of acid leaching of germanium oxide dust

锗烟尘中氧化锌浸出过程动力学研究

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13、

study on mechanical grinding activation fly ash and acid leaching of aluminium oxide

粉煤灰酸法提取氧化铝过程的机械研磨活化研究

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14、

study on kinetics of ammonium leaching of refractory oxide zinc ore

难选氧化锌矿氨浸的动力学研究

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15、

the cane molasses contains large amounts of reducing sugars, and colloidal, it is an economical and environmental method that leaching manganese oxide using cane molasses as reducing agent.

废糖蜜含有大量的还原性糖类及胶体，利用糖蜜的还原性，来还原浸出软锰矿，是一种经济环保的还原方法。

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16、

leaching zinc oxide ores in the system of nh_4cl-nh_3-h_2o

NH4Cl-NH3-H2O体系浸出氧化锌矿

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17、

phenomena of acid leaching of oxide ore and dissolution of silica are described.

介绍了氧化矿的直接酸浸及二氧化硅的溶解行为。

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18、

the behavior of silicon in leaching copper oxide ore with acid

硅在氧化铜矿酸浸中的行为

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19、

a study on the new technique of chemical leaching manganese oxide ore

氧化锰矿化学浸出新工艺的研究

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20、

using colloid adsorption method, taking the ferrous oxide nanometer granule to load at the magnesium aluminium sharp crystal stone carrier, adding trace of interim metal oxide assistant, can make the nio, v_2o_5 contained and loaded type super-fine iron base chromium free high temperature shift catalyst.

采用胶体吸附法，将氧化铁纳米颗粒负载于镁铝尖晶石载体上，加入少量过渡金属氧化物助剂，制成含NiO、V2O5负载型超细铁基无铬高变催化剂。

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