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公开(公告)号：US20190094125A1
公开(公告)日：2019-03-28
申请号：US16142919
申请日：2018-09-26
Applicant: Chevron U.S.A. Inc.
Inventor： Zhen Zhou , Elizabeth Montalvo
Abstract: A method and apparatus for generating lube oil varnish samples and testing them under flow conditions is set forth herein. The method and apparatus are also used for the evaluation of the efficiency of varnish cleaners.
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