氰化
- cyaniding;carbonitriding;cyanide carburizing
![氰化](../cache/1399068.jpg)
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H2O2在氰化法中辅助浸金的研究
On H_2O_2 Subsidiary Dip Gold in Cyaniding Process
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MS型沉降分级机在边磨边浸氰化提金工艺中的应用
The application of MS subsiding classifier in the cyaniding technology of gold leaching while pulverizing
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H函数在分子内振动能量再分配中的代数方法:水和氰化氘的共振研究
The H-Function for the Intra-molecular Vibrational Energy Redistribution as an Algebraic Approach : Resonances in H_2O and DCN
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SU(2)对称破缺下的氰化氘分子的混沌运动
Chaotic Motion in DCN With Broken SU ( 2 ) Symmetry
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氰化液中Ag的现场测定
Field test of the Ag in cyanic fluid
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ICP-AES法测定氰化镀银液中的杂质元素
Determination of Impurity Elements in Silver Cyanide Bath by ICP-AES
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用BPR树脂从氰化液中提取金
Extraction of Gold from Cyanide Solutions by BPR Resin
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目的探讨亚硝基铁氰化钠(SNP)对弓形虫速殖子DNA含量的影响。
Objective To determine the role of sodium nitroprusside ( SNP ) in regulating DNA synthesis of Toxoplasma gondii tachyzoites .
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研究了用烷基吡啶基聚苯乙烯树脂(BPR)从氰化液中吸附各种金属氰离子。
The adsorption of many metal cyanides from alkali cyanide solutions using BPR resin was investigated .
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手性Lewis酸催化三甲基氰化硅与醛的不对称加成&手性α-氰醇的合成
Synthesis of Chiral α - Cyanohydrins from Trimethylsilyl Cyanide with Aldehyde under the Catalysis of Chiral Lewis Acid
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对某幼儿园414名日托儿童采用5日称重法和膳食记录法进行膳食调查、氰化高铁法测定Hb。
The dietary survey and the hemoglobin analysis were made of 414 children in a day nursery school .
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方法以1,3,5三甲苯为起始原料,经过两步溴化、氰化、甲基化和N烷基化5步反应合成阿那曲唑,在第二步和最后一步反应中使用相转移催化方法。
Method 1,3,5-trimethylbenzene was selected as the start material . The final product was obtained in five steps , including two steps bromination , cyanidation , methylation and N - alkylation .
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GSR型金选择树脂对氰化液中Ag(Ⅰ)的吸附性能研究
Study on the sorption characteristics of GSR gold selective resins for ag (ⅰ) in cyanide solution
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金矿氰化工艺中的MFA控制
MFA control in the cyaniding craft of a gold mineral
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CNT的协同作用有利于铁氰化钴纳米复合材料发挥优良的电化学催化性能。
The synergy of CNT is good for cobalt hexacyanoferrate nanocomposites to play excellent electrochemical catalytic performance .
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本文合成了10个4-氨基苯丙酮及4-二甲氨基苯酚[Ⅱ]衍生物,并经过氰化钠(15r/g,sc)中毒鼠筛选。
Ten 4-dimethylaminophenol (ⅱ) and 4-aminopropiophenone (ⅰ) derivatives were synthesized and screened in mice poisoned with sodium cyanide ( 15r / g , sc ) .
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结果:失血复合中毒后氰化钠LD50明显降低;
Results : The LD50 value of sodium cyanide decreased obviously in the animals with combind injuries .
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本文采用恒界面池(Lewis池)研究了氢氧化三烷基甲胺在碱性氰化液中苹取金的宏观动力学特征。
In this paper the macro-kinetics of gold extraction from alkaline cyanide solution by trialkyl-methyl ammonium hydroxide in kerosene has been studied in a Lewis cell .
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我们对氰化氘(DCN)振动体系的非线性效应引致周期轨迹的过程进行详细的研究。
We studied the periodic motions due to the nonlinear resonances of D-C and C-N stretches of DCN molecule .
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目的:观察一氧化氮(NO)供体亚硝基铁氰化钠(SNP)作用正常精子后超微结构的变化。
Objective : To observe the ultrastructural changes of normal spermatozoa after incubated with sodium ( nitroprusside ) which is the offer of nitric oxide .
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TMK比色法现场快速测定氰化液中的金
Quick in situ determination of gold in cyanide solution by TMK colorimetric method
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介绍世界黄金工业中近年发展起来的以过氧化氢、过氧化钙等为氧化剂的过氧化物辅助浸出(PAL)法氰化提金新工艺。
This paper introduces the world advance in cyanide leaching reinforced by peroxide assistant leaching , in which the hydrogen peroxide or calcium peroxide is used as oxidant .
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通过酰基化、Fries重排、氯甲基化和氰化合成2-羟基-3-氰甲基-5-甲基苯乙酮,获得了满意的收率(88.5%)。
The synthesis was accomplished via acylation , Fries rearrangement reaction , chloromethylation and cyanation , and a good yield ( 88.5 % ) was obtained .
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目的:研究N-乙酰-L-半胱氨酸(N-acetylcysteine,NAC)对氰化钠(Sodiumcyanide,NaCN)的解毒作用和机制。
Objective To study the antidotal effect and its mechanism of N-acetylcysteine ( NAC ) on acute poisoning with sodium cyanide ( NaCN ) .
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研究了GSR金选择树脂和普通阴树脂对氰化金银矿矿浆中金和银的吸附回收率及其影响因素。
This paper studied the sorption coefficient for Au ( I ) and Ag ( I ) in cyanide pulp of mudy and carbonaceous ores with GSR-resins and common anion exchange resin , and its influence factors .
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研究了在用DBC,MSO及DBC-MSO作萃取剂的碱性氰化液中萃取Au(Ⅰ)的性能。
The performances of extracting gold from alkaline cyanide solution with the extracting reagent of DBC , MSO and DBC-MSO are studied .
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用电化学方法在导电基体电极上制备出性能稳定的铁氰化镍(NiHCF)膜电极。
The nickelous hexacyanoferrate ( NiHCF ) film modified electrode was made by electrochemical depositing method .
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结果表明,MSO-TBP体系在碱性氰化液中对金的萃取有较好的协萃效应,MSO的摩尔分数为0.8时,协萃效应系数达到最大,为165。
By the experimental results , there is the obvious synergic effect in this MSO and TBP system for gold extraction from alkaline cyanide solution .
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试验结果表明:提高矿样的磨矿细度和浸出液中氰化钠的浓度以及加入SDM助浸剂,均可提高金的氰化浸出率。
The results showed that gold recoveries could be increased by fine grinding of concentrates , raising concentration of sodium cyanide in leaching solution and adding the regent SDM .
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现场测定氰化液中Ag的方法是基于采用HNO3+H2O2(过氧化氢)破坏氰化液中的[CN]-,在10%HNO3介质中以CCX富集分离Ag。
Field test of the Ag in cyanic fluid is based on ruin the ~ - in the cyanic fluid by HNO_3 + H_2O_2 and enrich and separate Ag by CCX in 10 % HNO_3 medium .