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1.Oil-soluble high-molecular weight compounds and process for their preparation 失效
Title translation: 油溶性高分子化合物及其制备方法公开(公告)号:US2259934A
公开(公告)日:1941-10-21
申请号:US12827937
申请日:1937-02-27
Applicant: SHELL DEV
Inventor: WILLEM HUIJSER HENDRIK , DE NOOIJER CHRISTIAAN NICOLAAS
IPC: C08F36/04 , C08F210/00
CPC classification number: C08F36/04 , C08F210/00 , C08F4/005
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2.Process for separating mixtures of chemically related substances 失效
Title translation: 分离化学相关物质混合物的方法公开(公告)号:US2288281A
公开(公告)日:1942-06-30
申请号:US27649039
申请日:1939-05-29
Applicant: SHELL DEV
Inventor: WILLEM HUIJSER HENDRIK , ALBERT SCHAAFSMA
IPC: B01D11/04 , B01F1/00 , C07B61/00 , C07C51/48 , C07D213/14 , C07D215/02 , C10G21/04 , C10G21/12
CPC classification number: C07C45/80 , B01D11/0488 , B01F1/00 , C07C45/85 , C07C51/48 , C07C319/28 , C10G21/04 , C07C321/26
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3.High molecular weight polar compounds and process of making the same 失效
Title translation: 高分子量极性化合物及其制备方法公开(公告)号:US2142980A
公开(公告)日:1939-01-03
申请号:US12827837
申请日:1937-02-27
Applicant: SHELL DEV
Inventor: WILLEM HUIJSER HENDRIK , DE NOOIJER CHRISTIAAN NICOLAAS
CPC classification number: H02K19/06 , C06F3/00 , C07C2/04 , C08F8/00 , C10M143/00 , C10M2209/00 , C10M2209/02 , C10M2209/04 , C10M2209/06 , C10M2209/062 , C10M2209/086 , C10M2209/10 , C10M2211/06 , C10M2213/00 , C10M2213/02 , C10M2213/04 , C10M2213/06 , C10M2213/062 , C10M2217/00 , C10M2217/02 , C10M2217/04 , C10M2221/041 , C10M2225/00 , C10M2225/02 , C10M2227/061 , C10M2227/09 , C10N2250/10 , C08F210/00 , C08F240/00
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