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公开(公告)号：IN177559B
公开(公告)日：1997-02-08
申请号：IN695CA1992
申请日：1992-09-28
Applicant: PHILLIPS & PETROLEUM COMPANY
Inventor： KNUDSEN RONALD DOUGLAS , HAWLEY GIL R , KIDD DENNIS RAYMOND , PORTER RANDALL ALAN
IPC: C08F4/70
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