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公开(公告)号：US3515519A
公开(公告)日：1970-06-02
申请号：US3515519D
申请日：1967-08-03
Applicant: KNAPSACK AG
Inventor： SENNEWALD KURT , BENDER LUDWIG , GEHRMANN KLAUS , KALLRATH HEINRICH , PEANTEK GUNTER , SCHALLUS ERICH , STEPHAN HANS-WERNER , STRIE LOTHAR
CPC classification number: C01B3/342 , C10G9/36 , C10G15/12 , C10G47/00 , Y10S585/913 , Y10S585/923 , Y10S585/953 , Y10S585/955
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