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公开(公告)号：US3214151A
公开(公告)日：1965-10-26
申请号：US22984562
申请日：1962-10-11
Applicant: DEGREMONT CANADA LTEE
Inventor： GABRIEL MEUNIER
IPC: B01F3/04
CPC classification number: B01F3/04262 , B01F2003/0434 , B01F2003/04368 , Y10T137/7896
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