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公开(公告)号：US2999084A
公开(公告)日：1961-09-05
申请号：US80193659
申请日：1959-03-25
Applicant: EXXON RESEARCH ENGINEERING CO
Inventor： ARNOLD HENRY K , GURTLER EARLE R
CPC classification number: B01J19/1875 , B01J2219/00085
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