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公开(公告)号:US3475305A
公开(公告)日:1969-10-28
申请号:US3475305D
申请日:1967-05-26
Applicant: TORAY INDUSTRIES
Inventor: WAKAMATSU SHIGERU , HOSAKA SHUNTARO
IPC: B01J1/10
CPC classification number: Y10S204/909 , Y10S204/912
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2.Process for preparing lactam hydrochloride and a free base thereof 失效
Title translation: 制备LACTAM氢氯化物及其免费碱的方法公开(公告)号:US3541080A
公开(公告)日:1970-11-17
申请号:US3541080D
申请日:1967-07-24
Applicant: TORAY INDUSTRIES
Inventor: WAKAMATSU SHIGERU , KONDO RYOZO , SHINOMIYA MASAYASU , OKAMOTO MASARU
IPC: B23K9/12 , C07D201/04 , C07D201/10 , C07D41/06
CPC classification number: C07D201/10 , B23K9/125 , C07D201/04
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公开(公告)号:US3700669A
公开(公告)日:1972-10-24
申请号:US3700669D
申请日:1968-10-31
Applicant: TORAY INDUSTRIES
Inventor: WAKAMATSU SHIGERU , KONDO RYOZO , SHINOMIYA MASAYASU
IPC: C07D201/16 , C07D41/06
CPC classification number: C07D201/16
Abstract: BY EXTRACTING A LACTAM-CONTAINING REACTION MIXTURE OBTAINED FROM THE BECKMANN REARRANGEMENT REACTION OF A CYCLIC KETOXIME IN THE PRESENCE OF WATER WITH LIQUID SULFUR DIOXIDE, THE LACTAM CAN BE EFFECTIVELY SEPARATED IN THE PURE STATE.
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公开(公告)号:US3491005A
公开(公告)日:1970-01-20
申请号:US3491005D
申请日:1967-10-27
Applicant: TORAY INDUSTRIES
Inventor: WAKAMATSU SHIGERU , HOSAKA SHUNTARO
CPC classification number: C07C69/44 , Y10S204/909 , Y10S204/912
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5.
公开(公告)号:US3899445A
公开(公告)日:1975-08-12
申请号:US32191173
申请日:1973-01-08
Applicant: TORAY INDUSTRIES
Inventor: KAJIMOTO TSUNESUKE , WAKAMATSU SHIGERU
IPC: B01J23/66 , C07D301/10 , B01J11/08
CPC classification number: C07D301/10 , B01J23/66
Abstract: A silver catalyst composition containing, as a moderator, at least one metal selected from the group consisting of praseodymium, neodymium, terbium and dysprosium gives high selectivity in the oxidation of ethylene by molecular oxygen to ethylene oxide.
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公开(公告)号:US3483103A
公开(公告)日:1969-12-09
申请号:US3483103D
申请日:1966-12-19
Applicant: TORAY INDUSTRIES
Inventor: WAKAMATSU SHIGERU , HOSAKA SHUNTARO
IPC: C07C255/45 , B01J1/10
CPC classification number: C07C255/00 , Y10S204/91 , Y10S204/911 , Y10S204/912
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公开(公告)号:US3479264A
公开(公告)日:1969-11-18
申请号:US3479264D
申请日:1965-04-28
Applicant: TORAY INDUSTRIES
Inventor: ITO YOSHIKAZU , WAKAMATSU SHIGERU , HARA YOICHIRO , MORINO JIRO
CPC classification number: B01J19/122 , Y10S204/903
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