-
公开(公告)号：ES2060254T3
公开(公告)日：1994-11-16
申请号：ES91110978
申请日：1991-07-03
Applicant: BASF AG
Inventor： BOEHNING KARL-HEINZ DR , DUEMBGEN GERD DR , HAMMON ULRICH DR , KRABETZ RICHARD DR , MERGER FRANZ DR , SCHWARZMANN MATHIAS DR , THIESSEN FRITZ DR , VOGEL HERBERT DR
IPC: B01J27/19 , B01J27/053 , B01J27/198 , B01J27/199 , C07B61/00 , C07C51/25 , C07C57/04 , C07C57/055
Abstract: Masses of the general formula I… Mo12PaVbX cX dX eSbfRegShOn (I),… in which the variables are defined as follows:… X potassium, rubidium and/or caesium,… X copper and/or silver,… X cerium, boron, zirconium, manganese and/or bismuth,… a 0.5 to 3.0… b 0.01 to 3.0… c 0.2 to 3.0… d 0.01 to 2.0… e 0 to 2.0… f 0.01 to 2.0… g 0 to 1.0… h 0.001 to 0.5 and… n a number which is determined by the valency and frequency of the elements other than oxygen in I. … These masses are suitable as catalysts for the production of methacrylic acid by catalytic gas-phase oxidation of methacrolein.
-
公开(公告)号：DE4225321A1
公开(公告)日：1994-02-03
申请号：DE4225321
申请日：1992-07-31
Applicant: BASF AG
Inventor： VOGEL HERBERT DR , EXNER HERBERT DR , BOHNER GERD
IPC: C07C45/79 , C07C45/35 , C07C45/78 , C07C47/22 , C07C57/05 , C07C57/07 , C07C45/80 , C07C45/37 , C07C57/04
Abstract: Methacrolein is separated from a gaseous mixture by absorption by means of an aqueous solution containing 60 to 90% by weight of methacrylic acid.
-
公开(公告)号：CZ9203867A3
公开(公告)日：1993-12-15
申请号：CS386792
申请日：1992-12-23
Applicant: BASF AG
Inventor： DUEMBGEN GERD DR , FIEDLER ECKHARD DR , HAMMON ULRICH DR , THIESSEN FRITZ DR , VOGEL HERBERT DR
IPC: C07C51/44 , C07C51/487 , C07C51/50 , C07C57/04 , C07C57/055 , C07C57/07
CPC classification number: C07C51/44 , B01D3/225 , C07C51/487 , C07C57/04
-
公开(公告)号：DE58904353D1
公开(公告)日：1993-06-17
申请号：DE58904353
申请日：1989-12-19
Applicant: BASF AG
Inventor： DUEMBGEN GERD DR , HAMMON ULRICH DR , KRABETZ RICHARD DR , SCHWARZMANN MATTHIAS DR , THIESSEN FRITZ DR , VOGEL HERBERT DR
IPC: C07C51/25 , C07C57/04 , C07C57/055
-
Patent Agency Ranking
公开(公告)号：DE4137846A1
公开(公告)日：1993-05-19
申请号：DE4137846
申请日：1991-11-16
Applicant: BASF AG
Inventor： KNUTH BERNHARD DR , VOGEL HERBERT DR , HARDER WOLFGANG DR , GEHRER EUGEN DR
-
公开(公告)号：DE4122669A1
公开(公告)日：1993-01-14
申请号：DE4122669
申请日：1991-07-09
Applicant: BASF AG
Inventor： GEHRER EUGEN DR , HARDER WOLFGANG DR , KNUTH BERNHARD DR , VOGEL HERBERT DR
IPC: B01J31/02 , C07B61/00 , C07C45/00 , C07C45/75 , C07C49/17 , C07D277/22 , C07D277/34
-
公开(公告)号：DE4022212A1
公开(公告)日：1992-01-16
申请号：DE4022212
申请日：1990-07-12
Applicant: BASF AG
Inventor： BOEHNING KARL-HEINZ DR , DUEMBGEN GERD DR , HAMMON ULRICH DR , KRABETZ RICHARD DR , MERGER FRANZ DR , THIESSEN FRITZ DR , VOGEL HERBERT DR
IPC: B01J27/19 , B01J27/053 , B01J27/198 , B01J27/199 , C07B61/00 , C07C51/25 , C07C57/04 , C07C57/055
Abstract: Masses of the general formula I… Mo12PaVbX cX dX eSbfRegShOn (I),… in which the variables are defined as follows:… X potassium, rubidium and/or caesium,… X copper and/or silver,… X cerium, boron, zirconium, manganese and/or bismuth,… a 0.5 to 3.0… b 0.01 to 3.0… c 0.2 to 3.0… d 0.01 to 2.0… e 0 to 2.0… f 0.01 to 2.0… g 0 to 1.0… h 0.001 to 0.5 and… n a number which is determined by the valency and frequency of the elements other than oxygen in I. … These masses are suitable as catalysts for the production of methacrylic acid by catalytic gas-phase oxidation of methacrolein.
-
公开(公告)号：DE3844087A1
公开(公告)日：1990-07-05
申请号：DE3844087
申请日：1988-12-28
Applicant: BASF AG
Inventor： DUEMBGEN GERD DR , HAMMON ULRICH DR , KRABETZ RICHARD DR , SCHWARZMANN MATTHIAS DR , THIESSEN FRITZ DR , VOGEL HERBERT DR
IPC: C07C51/25 , C07C57/04 , C07C57/055
-
公开(公告)号：DE3508702A1
公开(公告)日：1986-09-18
申请号：DE3508702
申请日：1985-03-12
Applicant: BASF AG
Inventor： BASSLER PETER DR , DUEMBGEN GERD DR , FOUQUET GERD DR , KRABETZ RICHARD DR , MERGER FRANZ DR , NEES FRIEDBERT DR , VOGEL HERBERT DR
IPC: C07C51/00 , C07C51/25 , C07C57/055 , C07C67/00
-
-
-
-
-
-
-
-
Search Results
49
records
(took 0.024 seconds)
