Study on removal rate of methyl mercaptan and ethanethiol by bio-trickling filter;
生物滴滤塔降解甲硫醇和乙硫醇的速率研究
A Gas Chromatographic Method for Testing the Efficiency of Refrigerator Deodorizer in Eliminating Ethanethiol;
冰箱除臭器对乙硫醇驱除效率的气相色谱测定
Use of Xanthomonas sp He4 and Thiobacillus thioparus Au16 Immobilized in the Trickle-bed Biofilter to Remove Ethanethiol;
利用黄单胞菌He4和排硫杆菌Au16固定化生物滴滤技术去除乙硫醇臭气
The flotation behavior of pyrrhotite was investigated by using sodium diethyldithiocarbamate as a collector.
考察了乙硫氮为捕收剂时磁黄铁矿的浮选行为,发现在pH2-12的范围内,磁黄铁矿均可表现良好的可浮性。
The floatation performance of jamesonite with diethyldithiocarbamate as collector is studied.
研究了以乙硫氮为捕收剂时脆硫锑铅矿的浮选性质。
The flotation electrochemistry of the galena-lime-diethyldithiocarbamate system is studied.
通过对方铅矿－石灰－乙硫氮体系电化学调控浮选的研究，充分利用石灰对特定矿浆电位的调控与稳定作用，增大硫化矿物之间浮性差异，未加闪锌矿抑制剂，实现铅锌硫化铁矿的有效浮选分离，不仅提高了选矿指标，而且简化药剂配方，大幅度降低药剂用量，使电化学调控捕收剂浮选在生产实践中成功应用迈出了一步。
The electrochemical adsorption behavior and mechanism of diethyl dithiocarbamate(NaD) on the surface of marmatite,which are different from the mixed potential model of flotation electrochemistry,were studied by spectrum analysis,CA voltammetry and constant potential step.
采用光谱分析、循环伏安及恒电位阶跃法,研究了乙硫氮(NaD)在铁闪锌矿表面吸附的电化学行为及机理,该机理与浮选电化学的混合电位模型并不一致。