发明授权
US5948238A Metal compounds as accelerators for petroleum acid esterification 失效
金属化合物作为石油酸酯化的促进剂

Metal compounds as accelerators for petroleum acid esterification
摘要:
The present invention relates to a process for reducing the acidity of a petroleum oil containing organic acids comprising treating said petroleum oil containing organic acids with an effective amount of an alcohol at a temperature and under conditions sufficient to form the corresponding ester of said alcohol and wherein said treatment is conducted in the presence of a metal carboxylate.
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