1) heating cleaning
加温精选
1.
02% can be produced from a heating cleaning of rough concentrate,and a wolframite concentrate with a grade of 66.
对粗精矿进行加温精选获得白钨精矿中WO3品位为68。
2) normal cleaner
常温精选
1.
Introduced in this essay is expermental study of scheelite's normal cleaner in xiangxi gold mine,adopting highly selective combine depressor Y88,depressing calcic gangue mineral,realizing scheelite's effective separation from gangue mineral,obtaining high quality concentrate of scheelite.
研究以湘西金矿白钨浮选为具体对象,叙述了白钨常温精选过程中,采用高效选择性组合抑制剂Y88有效抑制了脉石矿物,实现了白钨与含钙脉石矿物的有效分离,获得含WO3品位达72 8%,回收率为84 85%的优质白钨精矿。
3) Cleaning and separating process
精选加工
5) low temperature selective hydrogenation
低温选择性加氢
1.
Several factors which affect the activities of Ni catalysts for low temperature selective hydrogenation were investigated.
制备了Ni/γ -Al2 O3 催化剂 ,并考察其低温选择性加氢性能。
补充资料：精选
精选
cleaning
」Ingxuon精选(c leaning)对粗精矿进行富集或除杂，或对混合精矿中各有用组分进行分离的分选作业。精选作业次数可以是一次或多次。它可以是分选流程中的精选作业，也可以组成精选段或精选厂对粗选段(或粗选厂)的粗精矿或混合精矿进行深选富集或分离。 (王士源)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条