the new technology of producing ammonium paratungstate and the results of treating low grade scheelite with high phosphor and molybdenum content are introduced.
简单介绍了第三代仲钨酸铵生产工艺和处理高磷、高钼低品位白钨矿的实验结果。
the new process of calcine for ammonium paratungstate to tungsten trioxide by microwave was investigated.
探讨了微波煅烧仲钨酸铵制取三氧化钨的新工艺。
the preparing processes of ammonium tungstate solution, ammonium paratungstate crystal and high pure ammonium paratungstate crystal are reviewed.
介绍国内外制备钨酸铵溶液、仲钨酸铵晶体及高纯仲钨酸铵的制备方法。
the process of the crystalline mother solution, ammonium paratungstate (apt) , through the macroporous strong-base resin d296, and the recovery of tungsten and ammonium chloride in it are studied.
本文研究了用大孔强堿性阴离子交换脂树d296处理仲钨酸铵(apt)结晶母液,回收其中钨及氯化铵。
the samples of tungsten carbide were prepared from the blue tungsten trioxide and the ammonium paratungstate separately.