As caustic solution prewashing of FCC gasoline discharges lots of lye, it is nec essary to improve the process.
用苛性汽油进行预
洗时易产生大量废
,为彻底消除废
提出了用固体
预处理代替苛性
预
洗的
法。
As caustic solution prewashing of FCC gasoline discharges lots of lye, it is nec essary to improve the process.
用苛性汽油进行预
洗时易产生大量废
,为彻底消除废
提出了用固体
预处理代替苛性
预
洗的
法。
Compared with alkali-washing electrofining method, no strong acid and strong base were used, no high electric field settling separation tank.
与洗电精
法相
,该法不使用强酸强
,不需要高压电场沉降分离罐。
A combined acid cleaning technique of alkaline and acid cleaning with oxidizability was developed in the proress of trial-produrtion of armour-piercing shell body.
介绍穿甲弹体氧化性洗与氧化性酸洗相结合的酸洗新工艺。
By use of caustic washing electrofining method to decrease the acidity of straight run diesel oil,serious diesel oil emulsification problem can occure often.
采用洗电精
法降低直馏柴油酸度时,往往会产生严重的柴油乳化现象。
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