新工艺

• A new process for recovery of bromine with ccl4 extraction
  以四氯化碳萃取回收溴的新工艺研究
• Study on new flotation - metallurgical process for cu - zn complex ore
  铜锌混合矿选冶新工艺研究
• New technology of gcr15 steel s sphere annealing in pulse - electric field
  15钢球化退火新工艺
• New technology of underground coal gasification
  煤炭地下气化新工艺
• The new technology of synthesis of 4 - diethylaminobenzoic acid
  对二乙氨基苯甲酸合成新工艺研究
• The new work procedure tripled the output
  新工艺使产量增加两倍。
• A study on the preparation of graphite fluoride by the new technology
  氟化石墨制备新工艺的研究
• Research on new technology of whole tailings - classified backfilling
  全尾砂分级充填新工艺的研究
• New crystallization processing of glutamic acid
  谷氨酸结晶新工艺
• N234 in new craft high structure ultra wear - resisting carbon black
  N234新工艺高结构中超耐磨炭黑