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公开(公告)号:US2245945A
公开(公告)日:1941-06-17
申请号:US26403439
申请日:1939-03-24
Applicant: SHELL DEV
Inventor: DIJCK WILLEM JOHANNES DOMINICU , ALBERT SCHAAFSMA
IPC: C07C37/72 , C07C45/80 , C07C51/48 , C07C201/16
CPC classification number: C07C37/72 , C07C41/38 , C07C45/80 , C07C51/48 , C07C201/16 , C07C47/565 , C07C55/02 , C07C55/10 , C07C39/08 , C07C43/23 , C07C205/22
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公开(公告)号:US2170508A
公开(公告)日:1939-08-22
申请号:US2373635
申请日:1935-05-27
Applicant: SHELL DEV
Inventor: ALBERT SCHAAFSMA , MORITZ VERSTEEG JOHANNES
IPC: C10G73/06
CPC classification number: C10G73/06
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4.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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公开(公告)号:US2252864A
公开(公告)日:1941-08-19
申请号:US7059836
申请日:1936-03-24
Applicant: SHELL DEV
Inventor: ALBERT SCHAAFSMA
IPC: C10G21/14
CPC classification number: C10G21/14
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公开(公告)号:US2871254A
公开(公告)日:1959-01-27
申请号:US54182655
申请日:1955-10-20
Applicant: SHELL DEV
Inventor: HAN HOOG , ALBERT SCHAAFSMA
CPC classification number: C07C305/00 , C10G2400/20 , C10G2400/30
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7.Production of plasticizers from oxo alcohols of thermally cracked dearomatized catalytically cracked cycle oil 失效
Title translation: 由热裂解脱芳构化的催化裂解循环油的羰基合成醇生产增塑剂公开(公告)号:US2854475A
公开(公告)日:1958-09-30
申请号:US58291756
申请日:1956-05-07
Applicant: SHELL DEV
Inventor: HAN HOOG , ALBERT SCHAAFSMA
CPC classification number: C07C45/50 , C07C67/08 , C10G2400/22 , C07C47/02 , C07C69/80
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8.Process for regenerating spent internal-combustion engine lubricating oils 失效
Title translation: 再生用过的内燃机润滑油的方法公开(公告)号:US2446489A
公开(公告)日:1948-08-03
申请号:US65370046
申请日:1946-03-11
Applicant: SHELL DEV
Inventor: ALBERT SCHAAFSMA
IPC: C10M175/00
CPC classification number: C10M175/0008
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公开(公告)号:US2201550A
公开(公告)日:1940-05-21
申请号:US12073637
申请日:1937-01-15
Applicant: SHELL DEV
Inventor: DIJCK WILLEM J D VAN , ALBERT SCHAAFSMA
CPC classification number: B01D11/0488 , B01D11/043 , C10G21/00
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10.Process for separating high molecular mixtures of the ester type 失效
Title translation: 用于分离酯型高分子混合物的方法公开(公告)号:US2118454A
公开(公告)日:1938-05-24
申请号:US7059636
申请日:1936-03-24
Applicant: SHELL DEV
Inventor: ALBERT SCHAAFSMA
IPC: C11B7/00
CPC classification number: C11B7/0008
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