EP1230321B1 - Verfahren und vorrichtung zur ableitung von heissen koksofenrohgasen - Google Patents
Verfahren und vorrichtung zur ableitung von heissen koksofenrohgasen Download PDFInfo
- Publication number
- EP1230321B1 EP1230321B1 EP00967643A EP00967643A EP1230321B1 EP 1230321 B1 EP1230321 B1 EP 1230321B1 EP 00967643 A EP00967643 A EP 00967643A EP 00967643 A EP00967643 A EP 00967643A EP 1230321 B1 EP1230321 B1 EP 1230321B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- hot
- furnace
- throttle
- shut
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B27/00—Arrangements for withdrawal of the distillation gases
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B27/00—Arrangements for withdrawal of the distillation gases
- C10B27/06—Conduit details, e.g. valves
Definitions
- the invention relates to a method for the discharge of hot raw gases, the a coking in the furnace chambers of a coke oven battery arise.
- the document DE-A 27 33 785 describes a method for further processing from Koksofengas, the one from the coke oven battery upcoming hot coke oven gas directly, d. H. without cooling, the partial Oxidation by means of oxygen, oxygen enriched air or subjecting other gas mixtures containing oxygen and splits and so that a carbon monoxide and hydrogen-rich fission gas, in particular for the use as reducing gas in a shaft furnace for direct reduction of iron ore, converted.
- the invention has for its object to provide a method with which the coke in the furnace chambers resulting hot raw gases without further treatment and without lowering the raw gas temperature complete combustion or fission can be supplied, namely without thereby affecting the coking process in the oven chambers becomes.
- the oven chambers always a predetermined, be ensured constant chamber pressure.
- the invention and solution of this problem is a method for the discharge of hot raw gases that arise in a coking in the furnace chambers of a coke oven battery, wherein the raw gases are withdrawn from the furnace chambers at a temperature of 600 to 1000 ° C and introduced into a hot template without lowering the raw gas temperature, the pressure in the furnace chambers is measured and controlled independently of the pressure level of the hot template by shut-off and throttle bodies, which are arranged in the hot gas streams between the Rohgasauslass the furnace chambers and the hot template and whose position is controlled in dependence of the measured in the associated furnace chamber pressure , and that gas from the hot feed is fed to a steam boiler furnace or a cracking reactor.
- the hot original under a slight negative pressure can correspond to atmospheric pressure, held in the Oven chambers required gas pressure through the hot gas stream at Raw gas outlet of the furnace chambers arranged shut-off and throttle bodies is regulated.
- the hot template at operated at a pressure higher than atmospheric pressure The Shut-off and throttle bodies must be able to withstand the high gas temperatures 600 and 1000 ° C withstand and have throttle body from a high temperature resistant ceramic and / or metallic material.
- the opening cross section of the shut-off and throttle bodies is over the Operating pressure controlled in the furnace chambers. At the oven chambers is a Pressure pulse removed and compared with a setpoint.
- the setting movements the shut-off and throttle organs controlled.
- the shut-off and throttle organs controlled within the scope of the invention it is it also, in certain operating conditions through individual furnace chambers To close the relevant facilities from the hot template, in particular to the admission of air or oxygen-containing gas mixtures in to prevent the hot template.
- the method according to the invention can additionally be used.
- a coke oven battery can thus be operated be that only two products, namely a coke and the other electric current or synthesis / reduction gas arise.
- the method according to the invention is suitable for use in horizontal chamber furnaces, the advantages known from this technique, such as high Coke delivery, uniform coke quality and high power density in full Scope are preserved.
- the invention also provides a coke oven battery for carrying out the method described with a plurality of furnace chambers having a raw gas outlet in the furnace roof, a hot template for the discharge of hot raw gases that arise in a coking in the furnace chambers, and Facilities for raw gas supply, which connect the raw gas outlets with the hot template, wherein the devices for Rohgas entry each have a shut-off and throttle body with associated actuator and wherein the actuators are controlled in dependence of the measured pressure in the furnace chamber and thereby an independent of an operation of the hot template pressure in the furnace chambers is adjustable and wherein the shut-off Throttle bodies have a throttle body of high temperature resistant ceramic and / or metallic material.
- the shut-off and throttle body are each arranged in a valve housing, the inlet nozzle is connected to the Rohgasauslass the furnace chamber and the outlet is connected to the hot template.
- shut-off and throttle body designed as a rotary valve, whose axis of rotation is aligned with the inlet port of the valve housing and whose underside is wedge-shaped. Locked in a closed position the rotary valve the opening of the outlet. With a positioning movement of the rotary valve is limited by the wedge-shaped surface Flow path between the inlet port and the outlet port Approved.
- At the throttle body of the rotary valve is appropriate one upper bearing plate connected to an annular support surface of the Valve housing rests and is guided on this.
- the shut-off and throttle member one axially adjustable piston-shaped throttle body, the adjusting axis with aligned with the outlet of the valve body.
- the front of the Throttle body is formed with a cone-shaped seat against an outlet-side conical annular surface of the valve housing is movable.
- Of the piston-shaped throttle body is horizontal in a cylindrical housing portion of the valve housing linear and rotating about the adjusting axis guided.
- the adjustment of the throttle body is carried out by a suitable Actuator, such. B. a driven by an electric motor spindle.
- a third embodiment of the invention provides that the shut-off and Throttle member has a conical throttle body, the adjusting axis aligned with the inlet port of the valve body.
- the throttle body is movable against an inlet-side conical annular surface of the valve housing.
- the throttle body is vertical by a suitable adjustment mechanism and rotated about the vertical axis.
- the devices shown in the figures are used for the derivation of hot Crude gases, which in a coking in the furnace chambers 1 of a coke oven battery arise.
- the with a temperature of about 800 ° C from the Furnace chambers 1 exiting raw gases are placed in a hot template. 2 introduced in the suction operation with a negative pressure of 2 to 5 mbar (20 to 50 mm water column) is operated with respect to atmospheric pressure.
- the Gas from the hot template 2 is fed to a steam boiler firing and completely burned or in a fission reactor to a synthesis or Converted reducing gas.
- the required in the oven chambers 1 Gas pressure for the coking process is by the in the figures shown devices regardless of the pressure level of the hot original 2 ensured.
- the devices shown in the figures for Rohgas entry have in their basic structure each with a shut-off and throttle member 3 with assigned actuator 4 on.
- the actuator 4 is a function of in the furnace chamber 1 measured pressure controllable, so that an independent of a pressure level of the hot original 2 Pressure in the oven chambers 1 can be adjusted. With the Facilities it is also possible to use individual oven chambers to separate the hot template.
- the shut-off and throttle bodies 3 have a throttle body 5 made of high temperature resistant ceramic and / or metallic material on and are each in one on the Furnace roof 6 arranged valve housing 7 is arranged, whose Inlet 8 to the gas outlet in the furnace roof. 6 is connected and arranged at right angles Outlet 9 is connected to the hot template 2.
- the shut-off and throttle member 3 as a rotary valve executed, whose axis of rotation with the inlet port 8 of the Valve housing 7 is aligned and the bottom 10th is wedge-shaped. In that shown in Fig. 1b Closed position, the rotary valve blocks the opening of the Outlet nozzle 9.
- a adjusting movement of the rotary valve may be a limited by the wedge-shaped surface flow path between the inlet port 8 and the outlet 9th be released (Fig. 1a).
- the cross section of the Flow path depends on the angle of rotation of the Rotary valve.
- To store the rotary valve is on the Throttle body 5 on top of a bearing plate 11 connected, on an annular support surface of the Valve housing 7 rests and is guided on this.
- the Actuator 4 consists of a stepper motor of driven by a control device, not shown becomes.
- the Shut-off and throttle member 3 an axially adjustable and about the adjusting axes rotating piston-shaped throttle body 5, whose adjusting axis with the outlet 9 of the Valve housing 7 is aligned.
- the front side of the throttle body is with a conical seat 12th formed, which conical against an outlet side Ring surface 13 of the valve housing 7 is movable.
- the piston-shaped throttle body 5 is in a cylindrical Housing portion 14 of the valve body out.
- a spindle 15 is connected to the throttle body, a spindle 15, at its drive end the actuator 4 bordered.
- the shut-off and throttle body 3 an axially adjustable conical throttle body 5, the adjusting axis with the inlet port 8 of the valve housing 7 is aligned.
- Throttle body 5 is with a linear actuator movement and an additional rotational movement against a inlet side conical annular surface 13 of the valve housing. 7 movable and on a spindle 15 whose drive side End of the actuator 4 bordered, attached hanging.
- valve housing of the illustrated in Figures 2 and 3 Facilities is with a side, from a lid 16 provided closed inspection opening.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Coke Industry (AREA)
Description
die Rohgase mit einer Temperatur von 600 bis 1000 °C aus den Ofenkammern abgezogen und ohne Absenkung der Rohgastemperatur in eine Heißvorlage eingeleitet werden,
der Druck in den Ofenkammern gemessen und unabhängig von dem Druckniveau der Heißvorlage durch Absperr- und Drosselorgane geregelt wird, die in den heißen Gasströmen zwischen dem Rohgasauslass der Ofenkammern und der Heißvorlage angeordnet sind und deren Stellung in Abhängigkeit des in der zugeordneten Ofenkammer gemessenen Druckes gesteuert wird, und
dass Gas aus der Heißvorlage einer Dampfkesselfeuerung oder einem Spaltreaktor zugeführt wird.
mehreren Ofenkammer, die einen Rohgasauslass in der Ofendecke aufweisen,
einer Heißvorlage zur Ableitung heißer Rohgase, die bei einer Verkokung in den Ofenkammern entstehen, und
Einrichtungen zur Rohgasführung, welche die Rohgasauslässe mit der Heißvorlage verbinden,
wobei die Einrichtungen zur Rohgasführung jeweils ein Absperr- und Drosselorgan mit zugeordnetem Stellantrieb aufweisen und wobei die Stellantriebe in Abhängigkeit des in der Ofenkammer gemessenen Druckes steuerbar sind und dadurch ein von einem Betrieb der Heißvorlage unabhängiger Druck in den Ofenkammern einstellbar ist und wobei die Absperr- und Drosselorgane einen Drosselkörper aus hochtemperaturbeständigem keramischen und/oder metallischen Material aufweisen. Die Absperr- und Drosselkörper sind jeweils in einem Ventilgehäuse angeordnet, dessen Einlassstutzen an den Rohgasauslass der Ofenkammer angeschlossen ist und dessen Auslassstutzen mit der Heißvorlage verbunden ist.
- Fig. 1a und 1b
- eine Einrichtung zur Rohgasführung, welche einen Rohgasauslass an der Ofendecke einer Koksofenbatterie mit einer Heißvorlage verbindet, in verschiedenen Funktionsstellungen,
- Fig. 2 und 3
- weitere Ausführungen der erfindungsgemäßen Einrichtung.
Claims (9)
- Verfahren zur Ableitung von heißen Rohgasen, die bei einer Verkokung in den Ofenkammern einer Koksofenbatterie entstehen, wobei
die Rohgase mit einer Temperatur von 600 bis 1000 °C aus den Ofenkammern abgezogen und ohne Absenkung der Rohgastemperatur in eine Heißvorlage eingeleitet werden,
der Druck in den Ofenkammern gemessen und unabhängig von dem Druckniveau der Heißvorlage durch Absperrund Drosselorgane geregelt wird, die in den heißen Gasströmen zwischen dem Rohgasauslaß der Ofenkammern und der Heißvorlage angeordnet sind und deren Stellung in Abhängigkeit des in der zugeordneten Ofenkammer gemessenen Druckes gesteuert wird, und
das Gas aus der Heißvorlage einer Dampfkesselfeuerung oder einem Spaltreaktor zugeführt wird. - Verfahren nach Anspruch 1, wobei die Heißvorlage bei einem gegenüber Atmosphärendruck reduzierten Druck betrieben wird.
- Verfahren nach Anspruch 1, wobei die Heißvorlage bei einem gegenüber Atmosphärendruck erhöhten Druck betrieben wird.
- Koksofenbatterie zur Durchführung des Verfahrens nach einem der Ansprüche 1 bis 3 mit
mehreren Ofenkammern (1), die einen Rohgasauslaß in der Ofendecke (6) aufweisen,
einer Heißvorlage (2) zur Ableitung heißer Rohgase, die bei einer Verkokung in den Ofenkammern (1) entstehen, und
Einrichtungen zur Rohgasführung, welche die Rohgasauslässe mit der Heißvorlage (2) verbinden,
wobei die Einrichtungen zur Rohgasführung jeweils ein Absperr- und Drosselorgan (3) mit zugeordnetem Stellantrieb (4) aufweisen und wobei die Stellantriebe (4) in Abhängigkeit des in der Ofenkammer (1) gemessenen Druckes steuerbar sind und dadurch ein von einem Betrieb der Heißvorlage (2) unabhängiger Druck in den Ofenkammern (1) einstellbar ist und wobei
die Absperr- und Drosselorgane (3) einen Drosselkörper (5) aus hochtemperaturbeständigem keramischen und/oder metallischen Material aufweisen. - Koksofenbatterie nach Anspruch 4, wobei das Absperrund Drosselorgan (3) als Drehschieber ausgeführt ist, dessen Drehachse mit einem Einlaßstutzen (8) des Ventilgehäuses (7) fluchtet und dessen Unterseite (10) keilförmig ausgebildet ist, wobei der Drehschieber in einer Schließstellung die Öffnung eines Auslaßstutzens (9) versperrt und wobei mit einer Stellbewegung des Drehschiebers ein von der keilförmigen Fläche (10) begrenzter Strömungsweg zwischen dem Einlaßstutzen (8) und dem Auslaßstutzen (9) freigebbar ist.
- Koksofenbatterie nach Anspruch 5, wobei an dem Drosselkörper (5) des Drehschiebers eine oberseitige Lagerplatte (11) angeschlossen ist, die auf einer ringförmigen Sitzfläche des Ventilgehäuses (7) aufliegt.
- Koksofenbatterie nach Anspruch 5 oder 6, wobei das Absperr- und Drosselorgan (3) einen axial verstellbaren kolbenförmigen Drosselkörper (5) aufweist, dessen Stellachse mit einem Auslaßstutzen (9) des Ventilgehäuses (7) fluchtet, und wobei die Stirnseite des Drosselkörpers (5) mit einer kegelförmigen Sitzfläche (12) ausgebildet ist, die gegen eine auslaßseitige konische Ringfläche (13) des Ventilgehäuses (7) bewegbar ist.
- Koksofenbatterie nach Anspruch 7, wobei der kolbenförmige Drosselkörper (5) in einem zylindrischen Gehäuseabschnitt (14) des Ventilgehäuses linear beweglich und um die Stellachse rotierend geführt ist.
- Koksofenbatterie nach Anspruch 4, wobei das Absperrund Drosselorgan (3) einen kegelförmigen Drosselkörper (5) aufweist, dessen Stellachse mit dem Einlaßstutzen (8) des Ventilgehäuses (7) fluchtet, und wobei der Drosselkörper (5) mit einer linearen sowie um die Stellachse rotierenden Stellbewegung gegen eine einlaßseitige konische Ringfläche (13) des Ventilgehäuses (7) bewegbar ist.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19951191 | 1999-10-22 | ||
DE19951191A DE19951191C2 (de) | 1999-10-22 | 1999-10-22 | Verfahren und Vorrichtung zur Ableitung von heissen Rohgasen, die bei einer Verkokung in den Ofenkammern einer Koksofenbatterie entstehen |
PCT/EP2000/008577 WO2001030940A1 (de) | 1999-10-22 | 2000-09-02 | Verfahren und vorrichtung zur ableitung von heissen koksofenrohgasen |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1230321A1 EP1230321A1 (de) | 2002-08-14 |
EP1230321B1 true EP1230321B1 (de) | 2005-05-04 |
Family
ID=7926703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00967643A Expired - Lifetime EP1230321B1 (de) | 1999-10-22 | 2000-09-02 | Verfahren und vorrichtung zur ableitung von heissen koksofenrohgasen |
Country Status (10)
Country | Link |
---|---|
US (1) | US7122099B1 (de) |
EP (1) | EP1230321B1 (de) |
JP (1) | JP4624624B2 (de) |
AT (1) | ATE294845T1 (de) |
BR (1) | BR0014943B1 (de) |
CA (1) | CA2387904C (de) |
DE (2) | DE19951191C2 (de) |
ES (1) | ES2241661T3 (de) |
PT (1) | PT1230321E (de) |
WO (1) | WO2001030940A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009052502A1 (de) | 2009-11-11 | 2011-05-12 | Uhde Gmbh | Verfahren zur Erzeugung eines Unterdruckes in einer Koksofenkammer während des Ausdrück- und Beladevorganges |
US8361198B2 (en) | 2008-03-05 | 2013-01-29 | Uhde Gmbh | Process and device for the separation of foreign gases from a reducing useful gas by steam-driven pressure swing adsorption |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5001355B2 (ja) * | 2007-04-18 | 2012-08-15 | 優久雄 片山 | コークス炉ガス用改質器 |
EP2014741A1 (de) * | 2007-07-11 | 2009-01-14 | Paul Wurth S.A. | Abzugsrohrsystem für einen Koksofen |
DE102010035154A1 (de) * | 2010-08-23 | 2012-02-23 | Uhde Gmbh | Vorrichtung und Verfahren zur Regelung des Kammerdruckes von Koksofenkammern einer Koksofenbatterie mit Hilfe von einstellbaren Blenden an den Steigrohrkrümmermündungen in die Rohgasvorlage |
RU2550869C2 (ru) * | 2011-11-07 | 2015-05-20 | Рашит Равильевич Гилязетдинов | Способ и устройство раздельного сбора газа коксовых печей |
KR101442919B1 (ko) | 2012-12-14 | 2014-09-23 | 주식회사 포스코 | 코크스 오븐의 탄화실 압력 제어 장치 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE401924A (de) * | ||||
US1524098A (en) * | 1920-12-02 | 1925-01-27 | John H Means | Standpipe for coke ovens |
US1542065A (en) * | 1921-08-31 | 1925-06-16 | Koppers Dev Corp | Coke-oven gas-main valve |
DE339931C (de) * | 1922-12-14 | 1921-08-20 | Rheinische Maschinenfabrik | Abschliessvorrichtung zur Verhuetung von Gasverlusten an Tauch-Vorlagen bei Gaserzeugungsoefen |
FR565785A (fr) * | 1923-05-03 | 1924-02-04 | Fr D Incandescence Par Le Gaz | Perfectionnement aux soupapes de retour pour installations de surpresseurs ou analogues |
GB376606A (en) * | 1931-11-09 | 1932-07-14 | Wilfred William Groves | Improvements relating to the production of gas and coal in chamber ovens |
GB403206A (en) * | 1932-10-07 | 1933-12-21 | Alfred Elten | Improvements in apparatus for controlling the flow of gases |
DE800571C (de) * | 1949-08-28 | 1950-11-16 | Otto & Co Gmbh Dr C | Vorlagenventil fuer Koks- und Gaserzeugungsoefen |
US3243360A (en) * | 1961-06-13 | 1966-03-29 | Allied Chem | Automatic actuation of the uptake valves in a coke oven battery |
US3647053A (en) * | 1969-11-20 | 1972-03-07 | United States Steel Corp | Apparatus for and method of collecting smoke from coke ovens during charging |
BE795031A (fr) * | 1972-02-07 | 1973-05-29 | Waagner Biro Ag | Procede et dispositif d'alimentation de fours a coke |
DE2733785A1 (de) | 1977-07-27 | 1979-02-08 | Didier Eng | Verfahren zur weiterverarbeitung von koksofengas |
JPS59155489A (ja) * | 1983-02-23 | 1984-09-04 | Nippon Kokan Kk <Nkk> | コ−クス炉の炉圧制御方法 |
ATE51032T1 (de) * | 1986-05-07 | 1990-03-15 | Voest Alpine Ind Anlagen | Integriertes huettenwerk. |
DE4321676C2 (de) * | 1992-07-14 | 1995-11-16 | Bergwerksverband Gmbh | Verfahren und Vorrichtung zur Regelung des Gasdruckes einer Koksofenkammer |
JP3042806B2 (ja) * | 1992-07-22 | 2000-05-22 | 新日本製鐵株式会社 | コークス炉炭化室の圧力制御操業方法 |
JPH1089498A (ja) * | 1996-09-10 | 1998-04-07 | Nichiden Kogyo Kk | 阻止弁 |
US5968320A (en) * | 1997-02-07 | 1999-10-19 | Stelco, Inc. | Non-recovery coke oven gas combustion system |
-
1999
- 1999-10-22 DE DE19951191A patent/DE19951191C2/de not_active Expired - Fee Related
-
2000
- 2000-09-02 BR BRPI0014943-8A patent/BR0014943B1/pt not_active IP Right Cessation
- 2000-09-02 JP JP2001533925A patent/JP4624624B2/ja not_active Expired - Fee Related
- 2000-09-02 WO PCT/EP2000/008577 patent/WO2001030940A1/de active IP Right Grant
- 2000-09-02 US US10/111,290 patent/US7122099B1/en not_active Expired - Fee Related
- 2000-09-02 PT PT00967643T patent/PT1230321E/pt unknown
- 2000-09-02 DE DE50010250T patent/DE50010250D1/de not_active Expired - Lifetime
- 2000-09-02 EP EP00967643A patent/EP1230321B1/de not_active Expired - Lifetime
- 2000-09-02 CA CA002387904A patent/CA2387904C/en not_active Expired - Fee Related
- 2000-09-02 AT AT00967643T patent/ATE294845T1/de active
- 2000-09-02 ES ES00967643T patent/ES2241661T3/es not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8361198B2 (en) | 2008-03-05 | 2013-01-29 | Uhde Gmbh | Process and device for the separation of foreign gases from a reducing useful gas by steam-driven pressure swing adsorption |
DE102009052502A1 (de) | 2009-11-11 | 2011-05-12 | Uhde Gmbh | Verfahren zur Erzeugung eines Unterdruckes in einer Koksofenkammer während des Ausdrück- und Beladevorganges |
WO2011057719A1 (de) | 2009-11-11 | 2011-05-19 | Uhde Gmbh | Verfahren zur erzeugung eines unterdruckes in einer koksofenkammer während des ausdrück- und beladevorganges |
Also Published As
Publication number | Publication date |
---|---|
JP4624624B2 (ja) | 2011-02-02 |
ATE294845T1 (de) | 2005-05-15 |
PT1230321E (pt) | 2005-09-30 |
DE19951191C2 (de) | 2001-08-23 |
WO2001030940A1 (de) | 2001-05-03 |
EP1230321A1 (de) | 2002-08-14 |
ES2241661T3 (es) | 2005-11-01 |
DE50010250D1 (de) | 2005-06-09 |
US7122099B1 (en) | 2006-10-17 |
BR0014943B1 (pt) | 2011-05-17 |
CA2387904A1 (en) | 2001-05-03 |
WO2001030940A9 (de) | 2002-06-27 |
CA2387904C (en) | 2009-11-24 |
JP2003513148A (ja) | 2003-04-08 |
BR0014943A (pt) | 2002-06-11 |
DE19951191A1 (de) | 2001-05-17 |
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