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71.Process for breaking petroleum emulsions employing certain polyepoxide treated derivatives obtained by reaction of monoepoxides with resins 失效
Title translation: 使用通过单环氧化物与树脂反应获得的某些聚环氧化物处理的衍生物来破碎石油乳液的方法公开(公告)号:US2771432A
公开(公告)日:1956-11-20
申请号:US35053353
申请日:1953-04-22
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , KWAN-TING SHEN
IPC: C10G33/04
CPC classification number: C10G33/04
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72.Process for breaking petroleum emulsions employing certain oxyalkylated polyepoxide-treated amine-modified thermoplastic phenol-aldehyde resins 失效
Title translation: 使用某些烷氧基化聚环氧化物处理的胺改性的热塑性酚醛树脂来破碎石油乳液的方法公开(公告)号:US2771429A
公开(公告)日:1956-11-20
申请号:US36450553
申请日:1953-06-26
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , KWAN-TING SHEN
IPC: C10G33/04
CPC classification number: C10G33/04
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公开(公告)号:US2771427A
公开(公告)日:1956-11-20
申请号:US36450353
申请日:1953-06-26
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , KWAN-TING SHEN
IPC: C10G33/04
CPC classification number: C10G33/04
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公开(公告)号:US3186951A
公开(公告)日:1965-06-01
申请号:US2940560
申请日:1960-05-16
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , KWAN-TING SHEN
CPC classification number: C10G33/04 , C10L1/1817 , C10L1/221 , Y10S507/935 , Y10S516/01
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75.Aliphatic polyepoxide-modified oxyalkylated phenol-aldehyde resins 失效
Title translation: 脂肪族聚环氧化物改性的烷氧基化酚醛树脂公开(公告)号:US3078252A
公开(公告)日:1963-02-19
申请号:US63515157
申请日:1957-01-22
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , KWAN-TING SHEN
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76.
公开(公告)号:US3056498A
公开(公告)日:1962-10-02
申请号:US10209161
申请日:1961-04-11
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , KWAN-TING SHEN
IPC: B03D1/01 , C07D233/04 , C07D239/06
CPC classification number: C07D239/06 , B03D1/01 , B03D2201/02 , B03D2203/04 , C07D233/04 , Y10S209/902
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公开(公告)号:US3015622A
公开(公告)日:1962-01-02
申请号:US86033959
申请日:1959-12-18
Applicant: PETROLITE CORP
Inventor: KWAN-TING SHEN
IPC: C04B24/12 , C04B41/46 , C07D403/12 , C07D403/14 , C10L1/232 , C11D3/28 , C23F11/14 , C23F11/16 , C23G1/06
CPC classification number: C07D403/12 , C04B24/128 , C04B41/46 , C07D403/14 , C10L1/232 , C11D3/28 , C23F11/149 , C23F11/16 , C23G1/063 , Y10S507/939
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公开(公告)号:US2888431A
公开(公告)日:1959-05-26
申请号:US60910056
申请日:1956-09-11
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , KWAN-TING SHEN
IPC: C08G8/28
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公开(公告)号:US2888428A
公开(公告)日:1959-05-26
申请号:US60909756
申请日:1956-09-11
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , KWAN-TING SHEN
IPC: C08G8/28
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80.
公开(公告)号:US2864801A
公开(公告)日:1958-12-16
申请号:US60935856
申请日:1956-09-12
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , KWAN-TING SHEN
IPC: C08G8/28
CPC classification number: C08G8/28
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