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公开(公告)号：US3452088A
公开(公告)日：1969-06-24
申请号：US3452088D
申请日：1966-07-11
Applicant: STANDARD OIL CO
Inventor： OLSEN GEORGE P , TOWLE PHILIP H , BALDWIN RICHARD H
IPC: C07C51/43 , C07C51/487 , C07C63/26 , B01D9/02
CPC classification number: C07C51/43 , C07C51/487 , C07C63/26
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公开(公告)号：US2962361A
公开(公告)日：1960-11-29
申请号：US67744957
申请日：1957-08-12
Applicant: STANDARD OIL CO
Inventor： SPILLER JR CHARLES A , BALDWIN RICHARD H , KALFADELIS CHARLES D
IPC: C07C51/265
CPC classification number: C07C51/265
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3.发明授权Combination of apparatus elements for production and recovery of distillable aromatic acid 失效用于生产和恢复可分离的芳香酸的装置元素的组合
公开(公告)号：US3472630A
公开(公告)日：1969-10-14
申请号：US3472630D
申请日：1965-12-27
Applicant: STANDARD OIL CO
Inventor： BALDWIN RICHARD H , FRAGEN NATHAN
IPC: B01J10/00 , B01J19/00 , C07C51/265 , C07C51/44
CPC classification number: C07C51/265 , B01J19/0013 , B01J19/006 , B01J19/0066 , B01J2219/00101 , B01J2219/00103 , B01J2219/00159 , B01J2219/00162 , B01J2219/00164 , B01J2219/00777 , C07C51/44 , C07C63/06
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4.发明授权
公开(公告)号：US3119860A
公开(公告)日：1964-01-28
申请号：US67759357
申请日：1957-08-12
Applicant: STANDARD OIL CO
Inventor： KALFADELIS CHARLES D , SPILLER JR CHARLES A , BALDWIN RICHARD H
IPC: C07C51/265 , C07D213/80
CPC classification number: C07D213/80 , C07C51/265
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公开(公告)号：US2970169A
公开(公告)日：1961-01-31
申请号：US53048255
申请日：1955-08-25
Applicant: STANDARD OIL CO
Inventor： FRIEDLANDER HERBERT N , BALDWIN RICHARD H
IPC: C07C51/275
CPC classification number: C07C51/275
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Patent Agency Ranking6.发明授权
公开(公告)号：US3639465A
公开(公告)日：1972-02-01
申请号：US3639465D
申请日：1968-06-18
Applicant: STANDARD OIL CO
Inventor： OLSEN GEORGE P , TOWLE PHILIP H , BALDWIN RICHARD H
IPC: C07C51/487 , C07C51/42
CPC classification number: C07C51/487
Abstract: USE OF PREHUMIDIFIED HYDROGEN-CONTAINING GAS FOR PURIFICATION OF AROMATIC POLUCARBOXYLIC ACIDS CONTAMINATED WITH REDUCIBLE IMPURITIES INCLUDING ALKEHYDIC AROMATIC ACIDS IN PROCESSES INCLUDING THE STEP OF CONTACTING AQUEOUS SOLUTION SUBSTANTIALLY SATURATED WITH IMPURE AROMATIC POLYCARBOXYLIC ACID AND HYDROGEN WITH NOBLE METAL-CONTAINING CATALYST BY PERCOLATION OF THE SOLUTION THROUGH A BED OF THE CATALYST.
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公开(公告)号：US3170768A
公开(公告)日：1965-02-23
申请号：US15619061
申请日：1961-11-24
Applicant: STANDARD OIL CO
Inventor： BALDWIN RICHARD H
IPC: B01J27/06 , C07C51/265 , C07C51/43
CPC classification number: C07C51/265 , B01J27/06 , C07C51/43 , Y02P20/52 , C07C63/26
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公开(公告)号：US3082250A
公开(公告)日：1963-03-19
申请号：US73318358
申请日：1958-05-05
Applicant: STANDARD OIL CO
Inventor： BALDWIN RICHARD H , SPILLER JR CHARLES A
CPC classification number: C07C51/43 , C07C51/44 , Y10S159/10 , Y10S159/19 , C07C63/24 , C07C63/16 , C07C63/26 , C07C63/06 , C07C53/08
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公开(公告)号：US3505398A
公开(公告)日：1970-04-07
申请号：US3505398D
申请日：1966-09-22
Applicant: STANDARD OIL CO
Inventor： BALDWIN RICHARD H
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公开(公告)号：US3115520A
公开(公告)日：1963-12-24
申请号：US67759557
申请日：1957-08-12
Applicant: STANDARD OIL CO
Inventor： BALDWIN RICHARD H , SPILLER JR CHARLES A , KALFADELIS CHARLES D
IPC: C07C51/265 , C07D213/80
CPC classification number: C07D213/80 , C07C51/265
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