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公开(公告)号:US2188254A
公开(公告)日:1940-01-23
申请号:US17084037
申请日:1937-10-25
Applicant: SHELL DEV
Inventor: BREZESINSKA SMITHUYSEN WILHELM
IPC: C07C31/34
CPC classification number: C07C31/34
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2.
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公开(公告)号:US2789116A
公开(公告)日:1957-04-16
申请号:US31093552
申请日:1952-09-22
Applicant: SHELL DEV
IPC: C10G17/02
CPC classification number: C10G17/07 , C10G2400/06
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4.Production of chlorinated acetalde-hydes and their acetal derivatives 失效
Title translation: 生产氯化乙缩醛及其缩醛衍生物公开(公告)号:US2579021A
公开(公告)日:1951-12-18
申请号:US75845847
申请日:1947-07-01
Applicant: SHELL DEV
Inventor: BREZESINSKA SMITHUYSEN WILHELM , EERBEEK COENRAAD D F
IPC: C07C45/30
CPC classification number: C07C45/30
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