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leachate
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  浸出液
    Under the conditions of the volume ratio of water to acid leachate being 2 : 1, room temperature, the transfer rate of antimony,Sb~(3+) and Sb~(5+) by hydrolysis are about 70.5%,62.5% and 86.7% respectively, and most impurities were removed with the solution being hydrolyzed for 1 hour.
    对酸浸液进行水解,在水解倍数为2,时间60min,室温等条件下,总锑、Sb~(3+)和Sb~(5+)的水解率分别为70.5%,62.5%,86.7%,并且除去了浸出液中的大部分杂质。
短句来源
    The leaching rate of Sb in the neutral leaching process of the zinc calcine with high concentration of Sb can be reduced by using the jarosite process for zinc smelting,as a result the concentration of Sb in the neutral leachate can be as low as 5 mg/L.
    以含锑高的锌焙烧料为原料,采用黄钾铁矾法炼锌工艺,降低锑在中性浸出中的浸出率,使中性浸出液 Sb< 5 mg/L。
短句来源
    The optimization test results showed that Al in the resultant leachate is reduced by 56.85% by adding 0.05% HZA inhibitor in the leaching reagent and at controlled pH value 5.5 with little influence on RE recovery.
    经优化试验,结果表明:对于南方某稀土矿,在浸矿剂中加入0.05%的抑铝剂HZA,控制浸矿剂溶液pH值为5.5时,所得浸出液中铝的含量减少56.85%,而稀土浸出率几乎不损失。
短句来源
    For the purpose of comparison, one-stage pressure leaching on average sphalerite was conducted. Leaching rate of zinc and iron was 98 09 % and 37 88 % respectively, and the yield of elemental sulphur was 96 %. The leachate with higher acid content (46 4 g/L) could be integrated into the existing traditional hydrometallurgical process of zinc
    为了研究比较 ,闪锌矿经一段加压浸出 ,锌的浸出率 98 0 9% ,铁浸出率 37 88% ,元素硫产率 96 % ,浸出液残酸高 (46 4g/L) ,可并入现有传统湿法炼锌工艺流程处理。
短句来源
    The result showed that over 90% of gallium goes to leachate together with Al. Sc and Nb is upgraded from acid-leach residue.
    结果表明90%以上的Ga随Al一道进入浸出液,碱浸渣中富集了Sc与Nb,用浓盐酸可将Sc定量溶出,而Nb难于溶出。
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  “leachate”译为未确定词的双语例句
    SEPARATION AND RECOVERY OF COBALT FROM CHLORIDIZING LEACHATE CONTAINING NICKEL AND COBALT
    氯化浸出镍溶液中钴的分离和回收
短句来源
    Based the successive 39 days' data, 98.5% Zn and 29.22% Fe are leached into the leachate, which means the selective leaching of zinc is achieved.
    取得了满意的工业试验结果,连续39d的统计结果为:锌浸出率98·05%,铁浸出率29·22%,较好地实现了锌的选择性浸出;
短句来源
    Solvent Extraction of Sc from HCl Leachate of Chloride Dust
    从氯化烟尘酸浸液中萃取提纯钪的实验研究
短句来源
    CHLORIDE REMOVING FROM ZINC NEUTRAL LEACHATE WITH NASCENT COPPER BY CUPROUS CHLORIDE PRECIPITATION
    活性铜粉从湿法炼锌中浸液中脱氯
短句来源
    This process is concerned with solvent extraction of Ge from zinc sulfate solution with 7815 (hydroxamic acid as) extractant, sulfonated kerosene as diluent, T reagent as additive and NaOH as re extractant. The feed liquid is the leachate of Yunnan Huize lead zinc ore leached at high temperature by strong sulphuric acid and ferric solution. The temperature is about 70~80 ℃.
    研究在硫酸锌溶液中用萃取法提取锗 ,萃取剂为 7815 (氧肟酸 ) ,稀释剂为磺化煤油 ,添加剂为T试剂 ,反萃剂为NaOH ,原料液为云南会泽铅锌矿硫化锌高温、高酸、高铁浸出溶液 ;
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  leachate
The BET surface area was 298 m2·g-1 and the contents of heavy metals in the leachate didn't exceed the contents limit.
      
Mechanism studies on nitrogen removal when treating ammonium-rich leachate by sequencing batch biofilm reactor
      
The nitrogen removal mechanism was studied and analyzed when treating the ammonium-rich landfill leachate by a set of sequencing batch biofilm reactors (SBBRs), which was designed independently.
      
Performance of landfill leachate treatment system with disc-tube reverse osmosis units
      
Reverse osmosis system with the disc-tube module (DT-RO) was applied to treat landfill leachate on full scale at the Changshengqiao Sanitary Landfill, Chongqing City, China.
      
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A new organic phosphonic acid called 5709 is used as extractant to pu-rify sulfuric acid leachate of high-grade nickel matte by solvent extraction.Cobalt and other metallic impurities in sulfuric acid leachate are extractedwith 5709 and the contents of impurities in the raffinate are low enough toobtain high quality electrolytic nickel by electrowinning,Co, Cu,Pb,Znand some nickel are stripped by dilute sulfuric acid from loaded organicphase,and then Fe is stripped by 3 mol/L H2SO4. After that the...

A new organic phosphonic acid called 5709 is used as extractant to pu-rify sulfuric acid leachate of high-grade nickel matte by solvent extraction.Cobalt and other metallic impurities in sulfuric acid leachate are extractedwith 5709 and the contents of impurities in the raffinate are low enough toobtain high quality electrolytic nickel by electrowinning,Co, Cu,Pb,Znand some nickel are stripped by dilute sulfuric acid from loaded organicphase,and then Fe is stripped by 3 mol/L H2SO4. After that the strippedsolvent is saponified with NaOH solution and reused,The whole cycle wastested in ten stage φ20mm centrifugal contactors.The organic phase wasreused 74 times.

本文用一种新的磷类萃取剂5709对高冰镍硫酸选择性浸出液中的镍和钴、铜、铁、铅、锌等萃取性能进行了研究,确定了萃取净化分离的工艺条件。水相料液经过萃取后,萃余液达到1号电镍新液标准,镍收率大于99%;负载钴等金属的有机相先用低酸反萃钴、铜、锌、铅镍后,再用3mol/L硫酸反萃除铁;除去金属后的有机相再用NaOH溶液皂化复用。有机相在10台φ20mm离心萃取器组成的萃取回路试验中复用了74次,证明性能稳定。

This is a continue of the work-- "The concentration of REfrom NaCl--type leachate with emulsive liquid membrane", made byauthor, but for (NH4)2SO4 type feed.It includes the following experiments: feed type comparision (NaCl--type or (NH4)2SO4--type). NaAcaddition amount, with or without paraffin in membrane phase, membranerecovery and reuse. A suitable liquid membrane system (N205-- P507-kerosene--HCl) is obtainel for concentrating RE from (NH.),SO. typeleachate. The concentration of RE in rich liquid...

This is a continue of the work-- "The concentration of REfrom NaCl--type leachate with emulsive liquid membrane", made byauthor, but for (NH4)2SO4 type feed.It includes the following experiments: feed type comparision (NaCl--type or (NH4)2SO4--type). NaAcaddition amount, with or without paraffin in membrane phase, membranerecovery and reuse. A suitable liquid membrane system (N205-- P507-kerosene--HCl) is obtainel for concentrating RE from (NH.),SO. typeleachate. The concentration of RE in rich liquid from membran ecan reach 102g/L with extraction efficiency of 93q0.

在作者所做的"用乳状液膜从氯化钠型浸出液中浓缩稀土"的工作基础上,利用所获得的液膜体系和较佳工艺条件,继续进行了料液类型[即NaCl型和(NH4)2SO4型浸出液的比较实验]、NaAc用量、膜相中有无石蜡、膜回用等条件实验,获得了从(NH4)2SO4型浸出液中浓缩稀土的适用液膜体系N205-P507-煤油-HCl乳状液膜浓缩稀土的浓度达102g/L,稀土提取率达93%。

The behaviors of Cu,Fe and S during leaching Ni-Co-Cu sulfide concentrates with oxygenation in chloride solution were investigated It was found that the copper concentration in leachate declined with time due to cementation reactions of cupric ions with sulfide minerals The leached yield of copper from the concentrate mainly depended on the redox potential (ROP) and pH Over 90% of copper was leached under the condition of ROP 450 mV(AgCl/Ag) and pH1 The iron content in leachate depended on...

The behaviors of Cu,Fe and S during leaching Ni-Co-Cu sulfide concentrates with oxygenation in chloride solution were investigated It was found that the copper concentration in leachate declined with time due to cementation reactions of cupric ions with sulfide minerals The leached yield of copper from the concentrate mainly depended on the redox potential (ROP) and pH Over 90% of copper was leached under the condition of ROP 450 mV(AgCl/Ag) and pH1 The iron content in leachate depended on the ROP and pH in a similar way As low as 0 01 g/L Fe in leachates would be achieved when leaching was finished at ROP 450 mV and pH2 The part of sulfide converted to the sulfate in oxygenated leaching mainly depended on ROP A favorable level of ROP(410 mV) was required to achieve predominated production of elemental sulfur

论述了氯化钠溶液中氧气浸出镍铜钴硫化矿时,铜、铁及硫的浸出行为和影响因素的作用规律研究发现,高氧化还原电位、低pH及高反应温度有利于铜的浸出,高氧化电位和高pH有利于降低浸液中的含铁量,高反应温度和高氧化电位则使硫化矿氧化生成元素硫的比例降低在此基础上提出了二段浸取工艺

 
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