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公开(公告)号：CA2450107C
公开(公告)日：2009-09-22
申请号：CA2450107
申请日：2002-07-02
Applicant: BASF AG
Inventor： GERBER BERND , WEBER MARKUS , KRUGER HEINZ , STROFER ECKHARD , THIEL JOACHIM , RUMPF BERND , WOSTBROCK KARL-HEINZ , SACHWEH BERND , KERTH STEFFEN
Abstract: The invention relates to a method for the production of a salt-free aqueous hydroxylamine solution by distilling an aqueous solution of an hydroxylammonium salt and a base in a plate column having at least two mechanical plates. The invention is characterized in that packings or structured packings are placed above at least one of the plates of the plate column along the cross section of said column.
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公开(公告)号：RU2366483C2
公开(公告)日：2009-09-10
申请号：RU2007127793
申请日：2005-12-21
Applicant: BASF AG
Inventor： DIFENBAKHER ARMIN , KHAMMON UL RIKH , VAL TER TOMAS , ZAJDER BRUNO , SHNAJDER VOL FGANG , GERBER BERND , SHLIPKHAKE FOL KER , BLEKHSHMITT MIKHAEHL
IPC: B01D3/32
Abstract: Изобретениеотноситсяк тарельчатойколоннеи способуосуществляемогов неймассообмена. Тарельчатаяколоннавыполненас тарелками, расположенныминаихнижнейсторонедвумяилиболееопорнымиэлементами (2), удерживающимитарелки, иопорнымкольцом (4) длятарелокнавнутреннемкорпусе (1) тарельчатойколонны. Вколоннеблагодарявыемкамв опорномкольцеизбегаюттройныхстыковмеждувнутреннимкорпусом (1) колонны, опорнымкольцом (4) иопорнымэлементом (2), которыеявляютсяособеннокритическимизонамиинициированияхимическихи физическихизмененийвеществ, обусловливающихзагрязнениетарельчатыхколонн. Наличиевыемокобеспечиваетстеканиечерезнихжидкостибезсущественногоухудшениянесущейспособностиопорногокольца. 2 н. и 6 з.п. ф-лы, 3 ил.
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公开(公告)号：DE50207808D1
公开(公告)日：2006-09-21
申请号：DE50207808
申请日：2002-07-02
Applicant: BASF AG
Inventor： WOSTBROCK KARL-HEINZ , THIEL JOACHIM , KRUEGER HEINZ , STROEFER ECKHARD , WEBER MARKUS , GERBER BERND , RUMPF BERND , SACHWEH BERND , KERTH STEFFEN
Abstract: A process for preparing a salt-free aqueous hydroxylamine solution by distilling an aqueous solution of a hydroxylammonium salt and a base in a tray column having at least two mechanical trays, wherein random or structured packings are located above at least one tray of the tray column over the cross section of the column.
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公开(公告)号：DE102004061773A1
公开(公告)日：2006-07-06
申请号：DE102004061773
申请日：2004-12-22
Applicant: BASF AG
Inventor： DIEFENBACHER ARMIN , HAMMON ULRICH , WALTER THOMAS , SEIDER BRUNO , SCHNEIDER WOLFGANG , GERBER BERND , SCHLIEPHAKE VOLKER , BLECHSCHMITT MICHAEL
Abstract: A tray column is proposed which includes column trays, two or more supports which are arranged on the underside of the column trays and support them and a bearing ring for the column trays on the inner wall of the tray column, wherein three-way joints of inner column wall, bearing ring and support are prevented by cutouts in the bearing ring.
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公开(公告)号：AT282580T
公开(公告)日：2004-12-15
申请号：AT02767163
申请日：2002-07-02
Applicant: BASF AG
Inventor： WOSTBROCK KARL-HEINZ , THIEL JOACHIM , KRUEGER HEINZ , STROEFER ECKHARD , WEBER MARKUS , GERBER BERND , RUMPF BERND , SACHWEH BERND , KERTH STEFFEN
Abstract: The invention relates to a method for producing a highly pure, aqueous hydroxylamine solution by distilling an aqueous solution, devoid of salt, of a hydroxyl ammonium salt in a plate column comprising at least two mechanical plates. Said method is characterised in that packing bodies are arranged between at least two plates of the plate column over the cross-section of said column.
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Patent Agency Ranking
公开(公告)号：DE10131787A1
公开(公告)日：2003-01-16
申请号：DE10131787
申请日：2001-07-04
Applicant: BASF AG
Inventor： WOSTBROCK KARL-HEINZ , THIEL JOACHIM , GERBER BERND , KRUEGER HEINZ , STROEFER ECKHARD , KERTH STEFFEN , SACHWEH BERND , RUMPF BERND , WEBER MARKUS
Abstract: The invention relates to a method for the production of a salt-free aqueous hydroxylamine solution by distilling an aqueous solution of an hydroxylammonium salt and a base in a plate column having at least two mechanical plates. The invention is characterized in that packings or structured packings are placed above at least one of the plates of the plate column along the cross section of said column.
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公开(公告)号：DE19845274A1
公开(公告)日：2000-04-20
申请号：DE19845274
申请日：1998-10-01
Applicant: BASF AG
Inventor： LAIB HEINRICH , JENNE ERIC , VEER VIKTOR , KUEHN HEINZ-JUERGEN , KAISER WULF , GERBER BERND
Abstract: Process for removing carbon dioxide and hydrogen sulfide from naphtha cracking gas enriched with ethene and propene comprises wet chemical scrubbing with alkali in absorption columns with tunnel plates, whose gas through-holes are provided with chimneys (5) arranged in hoods (4). The height of each chimney is more than the height of the shaft outlet.
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公开(公告)号：CA2451869C
公开(公告)日：2009-11-24
申请号：CA2451869
申请日：2002-07-02
Applicant: BASF AG
Inventor： STROEFER ECKHARD , KRUEGER HEINZ , WOSTBROCK KARL-HEINZ , THIEL JOACHIM , WEBER MARKUS , SACHWEH BERND , KERTH STEFFEN , GERBER BERND , RUMPF BERND
Abstract: The invention relates to a method for producing a highly pure, aqueous hydroxylamine solution by distilling an aqueous solution, devoid of salt, of a hydroxyl ammonium salt in a plate column comprising at least two mechanical plates. Said method is characterised in that packing bodies are arranged between at least two plates of the plate column over the cross-section of sa id column.
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19.发明专利
公开(公告)号：ES2268058T3
公开(公告)日：2007-03-16
申请号：ES02745423
申请日：2002-07-02
Applicant: BASF AG
Inventor： WOSTBROCK KARL-HEINZ , THIEL JOACHIM , KRUGER HEINZ , STROFER ECKHARD , WEBER MARKUS , GERBER BERND
Abstract: Procedimiento para la elaboración de una disolución acuosa de hidroxilamina libre de sales por destilación de una disolución acuosa de una sal de hidroxilamonio y una base en una columna de platos con por lo menos un plato mecánico, caracterizado porque el cuerpo de relleno o empaquetamiento estructurado se encuentra por encima de por lo menos un plato de la columna de platos a lo largo de la sección transversal de la columna.
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公开(公告)号：DK1406832T3
公开(公告)日：2006-12-11
申请号：DK02745423
申请日：2002-07-02
Applicant: BASF AG
Inventor： WOSTBROCK KARL-HEINZ , THIEL JOACHIM , KRUEGER HEINZ , STROEFER ECKHARD , WEBER MARKUS , GERBER BERND , RUMPF BERND , SACHWEH BERND , KERTH STEFFEN
Abstract: A process for preparing a salt-free aqueous hydroxylamine solution by distilling an aqueous solution of a hydroxylammonium salt and a base in a tray column having at least two mechanical trays, wherein random or structured packings are located above at least one tray of the tray column over the cross section of the column.
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