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公开(公告)号：US3362697A
公开(公告)日：1968-01-09
申请号：US63563367
申请日：1967-01-26
Applicant: WELSBACH CORP
Inventor： SILVA RENE N , SALAZAR GERARD M
CPC classification number: C01B13/11 , C01B2201/22 , C02F1/78 , Y10S261/42
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