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1.Extractive recovery of a manganese acetate catalyst from residue recovered from distillation of an acetic acid feed produced by the oxidation of acetaldehyde 失效
Title translation: 从通过乙醛氧化生产的乙酸进料蒸馏回收的残留物中提取乙酸锰催化剂公开(公告)号:US3871971A
公开(公告)日:1975-03-18
申请号:US30117572
申请日:1972-10-26
Applicant: HOECHST AG
Inventor: SCHAUM HELMUT , GOSSEL HELMUT
CPC classification number: B01J31/04 , B01J31/4092 , B01J2231/70 , B01J2531/72 , B01J2531/96 , C07C51/235 , Y02P20/584 , C07C53/08
Abstract: Process for the recovery of a manganese acetate catalyst, used in the preparation of acetic acid by oxydation of acetaldehyde, through extraction of the residue occurring in the distillative acetic acid working-up with water in the presence of organic solvent immiscible with water.
Abstract translation: 回收乙酸乙酯催化剂的方法,用于通过乙醛氧化制备乙酸,通过萃取在与水不混溶的有机溶剂存在下,在蒸馏乙酸中发生的残余物。
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公开(公告)号:CA716489A
公开(公告)日:1965-08-24
申请号:CA716489D
Applicant: HOECHST AG
Inventor: GOSSEL HELMUT , FERNHOLZ HANS
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公开(公告)号:ES2020233B3
公开(公告)日:1991-08-01
申请号:ES87111656
申请日:1987-08-12
Applicant: HOECHST AG
Inventor: GOSSEL HELMUT , KUCKERTZ HERBERT , RITTNER SIEGBERT , ROSENFELDER JOSEF , WOJTECH BERNHARD
IPC: B01D11/04 , C02F1/26 , C02F1/58 , C07C67/00 , C07C201/00 , C07C201/16 , C07C205/21 , C07C205/22 , C07C205/25 , C07C205/26
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公开(公告)号:CA697125A
公开(公告)日:1964-11-03
申请号:CA697125D
Applicant: HOECHST AG
Inventor: GOSSEL HELMUT , SPATHE HEINZ
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公开(公告)号:CA985298A
公开(公告)日:1976-03-09
申请号:CA154549
申请日:1972-10-19
Applicant: HOECHST AG
Inventor: SCHAUM HELMUT , GOSSEL HELMUT
Abstract: Process for the recovery of a manganese acetate catalyst, used in the preparation of acetic acid by oxydation of acetaldehyde, through extraction of the residue occurring in the distillative acetic acid working-up with water in the presence of organic solvent immiscible with water.
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公开(公告)号:CA871145A
公开(公告)日:1971-05-18
申请号:CA871145D
Applicant: HOECHST AG
Inventor: FERNHOLZ HANS , GOSSEL HELMUT , JACOBSEN GUNTER
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公开(公告)号:CA767685A
公开(公告)日:1967-09-19
申请号:CA767685D
Applicant: HOECHST AG
Inventor: GOSSEL HELMUT , HORNIG LOTHAR , HIRSCH LOTHAR , PROBST OTTO
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公开(公告)号:CA766256A
公开(公告)日:1967-08-29
申请号:CA766256D
Applicant: HOECHST AG
Inventor: GOSSEL HELMUT , WIRTZ RUDOLF , FERNHOLZ HANS
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公开(公告)号:CA749975A
公开(公告)日:1967-01-03
申请号:CA749975D
Applicant: HOECHST AG
Inventor: GOSSEL HELMUT , KREKELER HANS , SPATHE HEINZ
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公开(公告)号:CA716992A
公开(公告)日:1965-08-31
申请号:CA716992D
Applicant: HOECHST AG
Inventor: GOSSEL HELMUT , SPATHE HEINZ , JACOBSEN GUNTER
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