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公开(公告)号:CZ9600733A3
公开(公告)日:1996-09-11
申请号:CZ73396
申请日:1996-03-08
Applicant: BASF AG
Inventor: HEFNER WERNER , MACHHAMMER OTTO , NEUMANN HANS PETER , TENTEN ANDREAS , RUPPEL WILHELM , VOGEL HERBERT
CPC classification number: C07C45/35 , C07C45/33 , C07C51/252 , C07C47/22 , C07C57/04
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公开(公告)号:CA2114681A1
公开(公告)日:1994-08-04
申请号:CA2114681
申请日:1994-02-01
Applicant: TENTEN ANDREAS , WEIDLICH PETER , BASF AG
Inventor: TENTEN ANDREAS , WEIDLICH PETER
IPC: B01J23/00 , B01J23/88 , B01J23/887 , B01J23/888 , C01B13/14 , C01B13/18 , C01G39/00 , C01G53/00 , C07B61/00 , C07C51/235 , C07C51/25 , C07C57/055 , C01D1/02 , C01G1/02 , B01J23/84
Abstract: Multimetal oxide compositions which comprise, as basic constituents, the elements Mo, V, W, Cu and Ni in oxidic form in certain molar ratios, and the preparation of these multimetal oxide compositions, and their use as catalysts for the gas-phase catalytical oxidation of acrolein to acrylic acid.
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公开(公告)号:CZ304023B6
公开(公告)日:2013-08-28
申请号:CZ20024057
申请日:2001-06-08
Applicant: BASF AG
Inventor: MACHHAMMER OTTO , SCHINDLER GOETZ-PETER , TENTEN ANDREAS , HARTH KLAUS , ZEHNER PETER , MUELLER-ENGEL KLAUS JOACHIM , ROSOWSKI FRANK , BORGMEIER FRIEDER
IPC: C07C27/14 , C07C45/33 , C07B61/00 , C07C5/333 , C07C11/06 , C07C45/35 , C07C47/22 , C07C51/215 , C07C51/25 , C07C57/04 , C07C57/05 , C07C57/07
Abstract: Zpusob prípravy akroleinu nebo kyseliny akrylové nebo jejich smesi z propanu, pri kterém se propan podrobí v první reakcní etape cástecné dehydrogenaci za podmínek heterogenní katalýzy pro získání propenu, ze slozek obsazených v produktové plynné smesi, vytvorené v první reakcní etape, jiných nez propen a propan, se potom odseparuje alespon cást prítomného molekulárního vodíku z uvedené smesi a produktová plynná smes se potom pouzívá pro prípravu akroleinu a/nebo kyseliny akrylové katalytickou oxidací propylenu v plynné fázi, pricemz molekulární dusík je prítomen pro zredení reakcní plynné smesi behem oxidace propylenu.
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公开(公告)号:CZ303338B6
公开(公告)日:2012-08-08
申请号:CZ20013233
申请日:2000-02-28
Applicant: BASF AG
Inventor: UNVERRICHT SIGNE , ARNOLD HEIKO , TENTEN ANDREAS , HAMMON ULRICH , NEUMANN HANS-PETER , HARTH KLAUS
IPC: B01J23/88 , C07C27/14 , B01J23/00 , B01J23/31 , B01J23/887 , B01J35/00 , C07B61/00 , C07C45/35 , C07C47/22 , C07C51/215 , C07C51/25 , C07C57/04 , C07C57/05 , C07C57/055
Abstract: Zpusob katalytické oxidace plynných fází propenu na kyselinu akrylovou spocívá v tom, že se výchozí smes reakcního plynu se zvýšeným zatížením propenem oxiduje v prvním reakcním stupni na prvním pevne uloženém katalyzátoru a následne se oxiduje akrolein obsahující produkcní smes z prvního reakcního stupne ve druhém reakcním stupni za zvýšeného zatížení akroleinem na druhém pevne uloženém katalyzátoru, pricemž katalyzátorové tvarové teleso má v obou reakcních stupních prstencový tvar.
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115.
公开(公告)号:CZ301370B6
公开(公告)日:2010-02-03
申请号:CZ2003139
申请日:2001-07-16
Applicant: BASF AG
Inventor: BORGMEIER FRIEDER , TENTEN ANDREAS , HIBST HARTMUT , MUELLER-ENGEL KLAUS JOACHIM , UNVERRICHT SIGNE , COX GERHARD
IPC: B01J23/00 , B01J23/16 , B01J23/20 , B01J23/22 , B01J23/28 , B01J27/057 , B01J37/02 , C07B61/00 , C07C45/33 , C07C45/35 , C07C51/215 , C07C57/04 , C07C57/05
Abstract: Zpusob prípravy kyseliny akrylové oxidací propanu pres materiál více-kovového oxidu obecného vzorce I se specifickým rentgenogramem a použití tohoto materiálu jako katalyzátoru pro prípravu kyseliny akrylové.
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公开(公告)号:DE50306580D1
公开(公告)日:2007-04-05
申请号:DE50306580
申请日:2003-02-04
Applicant: BASF AG
Inventor: STORCK SEBASTIAN , ROSOWSKI FRANK , BAIER MICHAEL , TENTEN ANDREAS , WOLF HANS-JOSEF
IPC: C07C51/265 , C07D307/89 , B01J23/22 , B01J35/00 , C07B61/00 , C07C51/31 , C07C63/16
Abstract: Production of phthalic anhydride by gas-phase oxidation of o-xylene or naphthalene in a tubular reactor involves using three or more different catalyst beds with controlled hot-spot temperatures. A method for the production of phthalic anhydride (I) by gas-phase oxidation of xylene and/or naphthalene in a thermostatted tube-bank reactor on 3 or more solid-bed catalysts in 3 different layers involves carrying out the process in such a way that the peak temperature (T2) in the second catalyst layer (in the direction of flow) is up to 50 degrees C below the peak temperature (T1) in the first layer and the peak temperature (T3) in the third layer is 30-100 degrees C below T1.
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公开(公告)号:AT354559T
公开(公告)日:2007-03-15
申请号:AT03706423
申请日:2003-02-04
Applicant: BASF AG
Inventor: STORCK SEBASTIAN , ROSOWSKI FRANK , BAIER MICHAEL , TENTEN ANDREAS , WOLF HANS-JOSEF
IPC: C07D307/89 , B01J23/22 , B01J35/00 , C07B61/00 , C07C51/265 , C07C51/31 , C07C63/16
Abstract: Production of phthalic anhydride by gas-phase oxidation of o-xylene or naphthalene in a tubular reactor involves using three or more different catalyst beds with controlled hot-spot temperatures. A method for the production of phthalic anhydride (I) by gas-phase oxidation of xylene and/or naphthalene in a thermostatted tube-bank reactor on 3 or more solid-bed catalysts in 3 different layers involves carrying out the process in such a way that the peak temperature (T2) in the second catalyst layer (in the direction of flow) is up to 50 degrees C below the peak temperature (T1) in the first layer and the peak temperature (T3) in the third layer is 30-100 degrees C below T1.
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公开(公告)号:DE50013616D1
公开(公告)日:2006-11-23
申请号:DE50013616
申请日:2000-12-11
Applicant: BASF AG
Inventor: BITTERLICH STEFAN , VOSS HARTWIG , HIBST HARTMUT , TENTEN ANDREAS , VOIGT INGOLF , PIPPARDT UTE
IPC: B01J23/34 , C07D307/60 , B01D69/04 , B01D69/06 , B01D69/12 , B01D71/02 , B01J20/28 , B01J23/00 , B01J27/198 , B01J35/02 , B01J35/06 , C07B41/00 , C07B61/00 , C07C5/48 , C07C45/35 , C07C45/38 , C07C51/215 , C07C51/25 , C07C51/265 , C07C253/24 , C07C253/26 , C07C253/28 , C07D307/89
Abstract: Reactor membranes advantageously useful in oxidation reactions of hydrocarbons involving oxygen comprise a selective oxidation catalyst on a mixed conducting, oxide ion selective ceramic membrane of the composition (Sr1-xCax)1-yAyMn1-zBzO3-delta, where A is Ba, Pb, Na, K, Y, an element of the lanthanide group or a combination thereof, B is Mg, Al, Ga, In, Sn, an element of the 3d or 4d period or a combination thereof, x is from 0.2 to 0.8, y is from 0 to 0.4, z is from 0 to 0.6, and delta is a number, dependent on x, y and z, that renders the composition charge neutral.
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公开(公告)号:DE50004069D1
公开(公告)日:2003-11-20
申请号:DE50004069
申请日:2000-02-28
Applicant: BASF AG
Inventor: UNVERRICHT SIGNE , ARNOLD HEIKO , TENTEN ANDREAS , HAMMON ULRICH
IPC: B01J8/02 , B01J8/04 , B01J23/88 , B01J8/06 , B01J23/887 , B01J37/02 , C07B61/00 , C07C51/235 , C07C51/25 , C07C57/04 , C07C57/055
Abstract: In a process for the catalytic gas-phase oxidation of acrolein to acrylic acid, the reaction gas starting mixture is passed, with an acrolein loading of >=150 l (s.t.p.)/l.h, over a fixed-bed catalyst which is housed in two spatially successive reaction zones A, B, the reaction zone B being kept at a higher temperature than the reaction zone A.
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公开(公告)号:DE59901820D1
公开(公告)日:2002-07-25
申请号:DE59901820
申请日:1999-08-10
Applicant: BASF AG
Inventor: MACHHAMMER OTTO , TENTEN ANDREAS , JACHOW HARALD , HAUPT SUSANNE , ARNOLD HEIKO , UNVERRICHT SIGNE
IPC: C07C45/33 , C07C45/35 , C07C47/22 , C07C51/215 , C07C51/25 , C07C57/04 , C07C27/14 , C07C57/05 , C07C57/055
Abstract: In a process for the preparation of acrolein and/or acrylic acid from propane, the propane is subjected, in a first reaction stage, to an oxydehydrogenation with molecular oxygen under homogeneous and/or heterogeneous catalysis to give propene and the product gas mixture formed in the first reaction stage is then used for the preparation of acrolein and/or acrylic acid by gas-phase catalytic propene oxidation.
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