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公开(公告)号：US3155459A
公开(公告)日：1964-11-03
申请号：US8805061
申请日：1961-02-09
Applicant: HALCON INTERNATIONAL INC
Inventor： DAVID BROWN , WHITE COLTON JOHN , FOX SHRWOOD N
IPC: C02F1/22
CPC classification number: C02F1/22 , C02F2103/08 , Y02A20/132
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