发明授权
US5880049A Regeneration of catalysts for gas phase fluorination 失效
气相氟化催化剂再生

Regeneration of catalysts for gas phase fluorination
摘要:
In order to regenerate the activity of a catalyst for gas phase fluorination the spent catalyst is treated with chlorine and hydrogen fluoride, at a temperature of between 250.degree. and 450.degree. C.
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