Tungstocobalt heteropoly salts were synthesized using sodium tungstate and cobalt nitrate as materials.
本文以钨酸钠和硝酸钴为原料合成了钨钴杂多酸盐。
A novel ion exchange process had been developed for treating high concentration of sodium tungstate solution.
开发了离子交换新工艺用于处理高浓度钨酸钠溶液。
Study is made of the vanadium extraction from sodium tungstate solution leached out of the secondary tungsten resource.
研究了采用某型树脂从钨二次资源浸出的钨酸钠溶液分离富集钒的效果。
The problems about increasing the recovery ratio of tungsten trioxide and purifying sodium tungstate with additives are also discussed in the paper.
并对加入添加剂以提高三氧化钨回收率、净化钨酸钠溶液等问题进行了探讨。
A series of cobalt platinum tungsten alloys were deposited with sodium tungstate and cobaltous sulfate as the main salts and citrate as the complex agent.
报道了以钨酸钠、硫酸钴和二亚硝酸二胺铂为主盐、以柠檬酸盐为络合剂电沉积钴铂钨合金的工艺过程。
Nickeltungsten alloy coating was deposited on copper plate making use of electroplating in the bath composed of nickel sulfate, sodium tungstate, and trisodium citrate.
采用硫酸镍、钨酸钠和柠檬酸三钠为基本组分的镀液，通过电镀的方法在紫铜试片上沉积得到了镍钨合金镀层。
Ultrafine WO_3 powders were prepared by colloidal chemical method using sodium tungstate, hydrochloric acid and palmityl trimethyl ammonium bromide as starting materials.
本文以钨酸钠、盐酸和十六烷基三甲基溴化铵为原料，采用胶溶法制备了WO_3超细粉体。
It has been proved that it is economical and feasible to eliminate educt alkali from coarse sodium tungstate with electrodialysis method of negative ion (1) selective membrane.
研究表明：一价阴离子选择膜电渗析法从粗钨酸钠溶液中脱除游离碱是经济可行的。
The effects of the electrodes with different shapes on electrolysis have been investigated, the results show that network electrode is more proper for electrolysis of sodium tungstate solution.
并通过考察不同形状的阳极对电解的影响，得出了网状阳极更适合钨酸钠溶液电解的结论。
The transformation of sodium tungstate solution, direct extraction of sodium tungstate under alkali conditions and separation of molybdenum from tungsten by solvent extraction are mainly introduced.
主要介绍了钨酸钠溶液的萃取转型、碱性条件下钨酸钠溶液直接萃取和萃取法分离钨、钼工艺研究进展。
The transformation of sodium tungstate solution, direct extraction of sodium tungstate under alkali conditions and separation of molybdenum from tungsten by solvent extraction are mainly introduced.
主要介绍了钨酸钠溶液的萃取转型、碱性条件下钨酸钠溶液直接萃取和萃取法分离钨、钼工艺研究进展。
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