EP1398099A1 - Lingotière à refroidissement liquide pour la coulée continue de métaux - Google Patents

Lingotière à refroidissement liquide pour la coulée continue de métaux Download PDF

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Publication number
EP1398099A1
EP1398099A1 EP03016467A EP03016467A EP1398099A1 EP 1398099 A1 EP1398099 A1 EP 1398099A1 EP 03016467 A EP03016467 A EP 03016467A EP 03016467 A EP03016467 A EP 03016467A EP 1398099 A1 EP1398099 A1 EP 1398099A1
Authority
EP
European Patent Office
Prior art keywords
plate
mold
mold according
chill
coolant
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.)
Granted
Application number
EP03016467A
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German (de)
English (en)
Other versions
EP1398099B1 (fr
Inventor
Gerhard HUGENSCHÜTT
Thomas Dipl.-Ing. Rolf
Dietmar Kolbeck
Dirk Dr. Rode
Roland Hauri
Hans-Dirk Piwowar
Hans-Jürgen Hemschemeier
Hans-Günter Dr. Wobker
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KM Europa Metal AG
Original Assignee
KM Europa Metal AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by KM Europa Metal AG filed Critical KM Europa Metal AG
Publication of EP1398099A1 publication Critical patent/EP1398099A1/fr
Application granted granted Critical
Publication of EP1398099B1 publication Critical patent/EP1398099B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B22D11/22—Controlling or regulating processes or operations for cooling cast stock or mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/04—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds
    • B22D11/055—Cooling the moulds

Definitions

  • the invention relates to a liquid-cooled mold with the features of Preamble of claim 1.
  • mold plates of smaller wall thickness can be the safety distance between the bottom of the hole of the threaded bushing and the casting surface of the Below the mold plate. Usually there is a safety margin of 6 to 25 mm is required to allow reworking of the casting side.
  • EP 1 138 417 A1 discloses a liquid-cooled plate mold for Continuous casting of metals, in particular steel materials, in which the Kokillenplatten by means of fastening bolts each with a water tank or a support plate are connected.
  • the fastening bolts engage in on the Water side of each mold plate arranged moldings, a through Soldered joints or by electron beam welding with the mold plate are positively connected.
  • the invention is based on the object, a liquid-cooled Mold for the continuous casting of metals with regard to the connection of copper mold plates in particular small wall thickness of an adapter plate or to improve a water tank in such a way that a fluidic convenient connection to the adapter plate or the water tank is possible.
  • Another object is to provide a particularly wear-resistant Mold seen at the same time thin-walled mold plates.
  • the invention proposes to solve the first task, a mold with the features of claim 1 before.
  • Essential part of the mold according to the invention are island-like from the mold plate protruding plateau base, in a between the mold plate and the adapter plate or the water tank protrude formed coolant gap.
  • the plateau pedestal or the intermediate spaces between the platform sockets form at least a certain Altitude range the coolant gap. With sufficient flow speed of the coolant are no further grooves in the coolant side of the mold plate or the mold plate facing side of the adapter plate or the Water tank required.
  • the manufacturing effort is in the Solution according to the invention thus lower than in solutions with expensive Coolant guides.
  • the shape of the island-like plateausockel is chosen so that the flow resistance in the coolant gap is as low as possible.
  • the plateau pedestals own Therefore, adapted to the flow direction of the coolant streamlined Shape.
  • the mold according to the invention has the advantage a conventional releasable connection between the adapter plate or the Water tank and the mold plate, even if extreme thin-walled mold plates are used (claim 2).
  • the high of Plateausockel can depend on the height of the threaded inserts to get voted.
  • a particularly low flow resistance arises when the plateau pedestal are configured diamond-shaped (claim 3). Low resistance values result but also if the plateau pedestals are drop-shaped or elliptical in cross-section are formed.
  • Another advantage of the mold plate of the invention is the fact that the Fixing bolts attacking clamping forces by the directly to Through hole adjacent support of the plateau socket on the adapter plate be introduced into the adapter plate or the water box on a short path. As a result, almost no bending moments arise in the mold plate (claim 4).
  • the plateau pedestal are formed integrally with the mold plate.
  • the plateau pedestal offers a milling-technical Processing of the coolant side of the mold plate, in which case the Plateausockel be formed.
  • the plateau socket as a separate To manufacture components and then connect to the mold plate.
  • the subject of claim 8 is a mold, wherein the mold plates have a wall thickness that is less than 2.5 times the diameter of the Mounting bolts.
  • the diameters of the fastening bolts are usually in a range of about 8 mm to about 20 mm.
  • the coolant gap is fluid-conducting to the Adapter plate passing through coolant bushings connected.
  • the coolant gap over the coolant passages in the adapter plate ultimately with the adapter plate downstream cooling box in conjunction are, are additional lateral coolant supply, as for example by Deep wells within the mold plate to the prior art do not count required.
  • the coolant supply and removal can completely over the adapter plate made, preferably for this purpose in regular Intervals with coolant supply and coolant discharges is provided, so that the desired cooling of the mold is achieved.
  • a Chill plate of small wall thickness together with an adapter plate one form a preassembled plate unit, as such, in total with a water box can be coupled. Due to the small wall thickness of the mold plate, the integration of the Coolant gaps through the plateau base and because of the directly in the Adapter plate arranged coolant passages, it is possible such Plate units for the exchange of mold plates of the same overall dimensions and connection dimensions to use (claim 10). With such a design Plate units can be made of copper plates that are much larger in size or a copper alloy can be completely and inexpensively replaced.
  • the use a plate unit of a mold plate and a reusable Adapter plate is much cheaper than a massive mold plate Copper or a copper alloy after reaching its wear limit against to exchange a new one.
  • the mold according to the invention only needs exchanged the mold plate of small wall thickness for a new mold plate be reworked or on the previously used processing machines become.
  • the mold plate has over its entire extent a consistent wall thickness.
  • the measured between the coolant gap and the casting side wall thickness of the Mold plate is possible to reduce to dimensions of the order of about 5 mm 25 mm, preferably 10 mm to 18 mm lie (claim 12).
  • the mold plate in a Casting measured length of about 1.0 m to 1.5 m, preferably between 1.1 m to 1.4 m.
  • the Plateausockel in one Mutually spaced from about 50 mm to 250 mm (claim 14).
  • the claim 15 intends between the surface of the plateau base and an adapter plate or a water tank a relative movements enabling sliding assistance reintegrate.
  • Relative movements in the sense of claim 15 are those described in the Level of the contacting surfaces of the plateau base and the adapter plate or the water box.
  • the sliding aid can be attached both to the adapter plate or the water box and / or the surface of the plateau socket provided be.
  • the sliding aid may in particular be a coating based on Polytetrafluoroethylene (PTFE) be (claim 16). Also the use of sliding washers is possible (claim 17).
  • fastening bolts such Allow relative displacement.
  • Such fastening bolts basically Through holes in the adapter plate or the water tank with enforce sufficient clearance are the subject of claim 18.
  • a locking bolt securing Bolt head also provide sliding aids. These can be sliding washers or Be sliding coatings. Have the appropriate surface pairings while low adhesive and / or Gleitreibungsevoke, in particular less than 0.1.
  • a with the sliding surface corresponding surface can for this purpose For example, be chrome plated, polished or hardened. It is also conceivable incorporate elements below the screw head, the relative movement of the bolt against the clamped components enable.
  • a disc with a spherical surface is conceivable, the is stored on one or both sides in conical surfaces.
  • a double cone / ball combination allows with respect to each surface pairing a tilting movement, wherein by the superposition of these opposing tilting movements a lateral Relative movement of the bolt is effected.
  • the features of claim 19 also contribute advantageously to the, Relative displaceability of the mold plate relative to the adapter plate or a Water tank to improve, and in that the on the adapter plate or a water tank abutting surfaces of the plateau base in each other lying parallel planes.
  • This is especially with mold plates with Central bulges for forming a funnel account for the circumstance carried, that arranged in the region of the bulge Plateausockel with in Distance tangent to the bulge extending surfaces each another Define slip plane.
  • the glide planes intersect and can one hinder unimpeded relative movement of the mold plates.
  • Through each other Parallel sliding planes solve this problem.
  • the mold plate is provided in the thermally most exposed contact area with the molten steel, in particular in the height range of the casting mirror with a diffusion barrier layer.
  • Diffusion barrier layers can be formed of a metallic / metalloid material, but also of paints, resins or plastics, as well as ceramic materials.
  • the diffusion barrier layer is preferably mounted in the upper half of the mold plate. It may have a thickness of 0.002 mm to 0.3 mm, in particular a thickness of 0.005 mm to 0.1 mm.
  • the diffusion barrier layer may also be formed as a multilayer layer with a cover layer of ceramic material. The cover layer assumes the function of thermal insulation.
  • the cover layer preferably consists of an oxide-ceramic material, such as aluminum oxide (Al 2 O 3 ), zirconium oxide (ZrO 2 ) or magnesium oxide (MgO).
  • the mold plate in Casting below the casting level provided with a wear protection layer be whose layer thickness increases in the casting direction.
  • the lower half the casting side of the mold plate with such a wear protection layer fitted Since thin-walled mold plates have little wear volume, it is considered particularly advantageous if the wear protection layer with respect to the layer thickness in the casting direction, i. towards the foot of the mold plate slightly increases.
  • the wear protection layer is thus in cross section preferably wedge-shaped. According to the features of claim 22 may increase the layer thickness from about 0.1 mm to about 1 mm.
  • coating materials for the wear protection layer nickel and nickel alloys are used.
  • spray methods for material application such as high-speed flame spraying (HVOF), wire or plasma spraying method individually or in combination.
  • the spray-applied coating materials may be, for example, WCCo or the abovementioned oxide-ceramic materials, such as aluminum oxide (Al 2 O 3 ), zirconium oxide (ZrO 2 ) or also materials based on NiCrB.
  • FIG. 1 shows, in partial section, a mold plate 1 which is connected to an adapter plate 2 '. is attached.
  • the mold plate 1 and the adapter plate 2 ' form a disk unit 3 a liquid-cooled mold not shown for continuous casting of Metals.
  • the disk unit 3 is shown here only to one half, wherein in the right half of the image extending cutting plane divides the disk unit 3 approximately centrally.
  • the Chill plate 1 consists of a copper alloy or a hardened Copper material, preferably with a yield strength of> 300 MPa and has over its entire extent a constant wall thickness D ( Figure 5).
  • the Disk unit 3 is for connection to a non-illustrated Water box provided, the disk unit 3 via quick connector with the Water box can be coupled.
  • the disk unit 3 is in its entirety Dimensions configured so that conventional mold plates same Dimensions and connection dimensions completely against the disk unit 3, consisting from an adapter plate 2 'made of a steel material and the relatively thin Chill plate 1 can be replaced.
  • the adapter plate 2, 2 'with Coolant bushings 4 provided to cool the mold plate 1 with coolants.
  • the coolant passes through the Coolant bushings 4 in a between the mold plate 1 and the Adapter plate 2 formed coolant gap 5 ( Figure 2).
  • the coolant gap 5 is not introduced into the adapter plate 2, but in its width B by island-like on the coolant side 6 of the mold plate.
  • 1 projecting Plateausockel 7 is determined.
  • a possible design of the Plateausockel 7 is clearly apparent from the figure 3.
  • the plateau pedestal 7 have a substantially diamond-shaped configuration with each opposite pointed corners 8, 9 and rounded corners 10, 11.
  • the Plateausockel 7 has in the direction of the sharp corners 8, 9 a larger Longitudinal direction than in the direction of the rounded corners 10, 11.
  • the sharp corners 8, 9 of the platform base 7 are hereby clarified by the arrow S.
  • the Plateausockel 7 hereby a streamlined shape.
  • the Plateausockel 7 are in this Embodiment formed integrally with the mold plate 1.
  • the Plateausockel 7 also have a rounded to the mold plate 1 towards Transition region 12, wherein the radius of the transition region 12 in this Embodiment corresponds substantially to the height H of the plateau pedestal 7.
  • the Height H of a plateau pedestal 7 is constant, so that the surface 13 of the Plateau pedestal 7 is aligned parallel to the coolant side 6 of the mold plate 1.
  • each platform socket 7 of the mold plate 1 engages a fastening bolt 14 a.
  • a threaded insert 15 is anchored in the platform sockets 7, in the the fastening bolt 14 is screwed.
  • Embodiment passes through the fastening bolt 14 while a Through hole 16 in the adapter plate 2.
  • the designed as an external hexagon Bolt head 17 of the fastening bolt 14 is supported via a disc 18 on the Water tank side 19 of the adapter plate 2 from.
  • the fastening bolt 14 is in This embodiment is screwed vertically into the mold plate 1. It is in Frame of the invention also possible to choose other screw-in to a load-adapted fixation of the mold plate 1 to the adapter plate 2 to achieve. This means that the screw-in angle can deviate from 90 °.
  • the bolt heads 17 can this purpose either the disc 18 obliquely be executed or the water tank side 19 with corresponding oblique Recesses be provided.
  • the fastening bolt 14 passes through the through hole 16 with clearance, so that a particular thermally induced relative displacement of the mold plate. 1 opposite the adapter plate 2 is possible.
  • the sliding aid may preferably have a coating with be low coefficient of friction. This can be for example a material based on of polytetrafluoroethylene (PTFE).
  • PTFE polytetrafluoroethylene
  • the engaged with the sliding aid Counter surface has to reduce the static friction and the sliding friction one appropriately prepared surface. For example, surface areas locally polished, cured or even coated, e.g. chromed, be.
  • Such an embodiment shows the embodiment of Figure 4.
  • the embodiment of Figure 4 is a comparison with the embodiment of Figure 2 shorter executed fastening bolts 14 'including its bolt head 17' in a counterbore 21st admitted.
  • a bolt head 17 'for use in one piece with the fastening bolt 14 'may be formed, so that the fastening bolt configured as a screw.
  • the bolt head 17 ' as a mother to design.
  • the bolt head 17 ' has in the direction of the mold plate 1 a preferably integrally machined widened collar 22 to axial forces to be able to record optimally.
  • a integral with the bolt head 17 'formed disc enlarged diameter 23 provided on one side with a sliding aid 24 in the form of a PTFE coating is provided below the collar 22 .
  • a sliding washer 25 with a PTFE coating 24 matching surface is followed by a sliding disk 25 with a PTFE coating 24 matching surface.
  • the sliding disk 25 has a larger diameter than the coated disc 23 and is preferably chromed, polished or hardened.
  • the elastic ring member 26 is, for example, a ring of an elastomeric material, such as rubber, or is one or formed of several resilient elements.
  • the elastic ring element 26 is supported finally on the collar-like bore bottom 27 of the counterbore 21 from.
  • Die Sliding disk 25 and the elastic ring member are in their outer diameter only slightly smaller than the diameter of the counterbore, so that the by the fastening bolt 14 'exerted clamping force on the entire Bore ground 27 is transmitted. On the one hand, this results in low local Surface pressure on and on the other hand is a positional orientation of the sliding disk 25 is given to the PTFE-coated disc 23.
  • plateau pedestal 7 evenly grid over the entire coolant side 6 of the mold plate 1 are distributed.
  • the plateau pedestals 7 are perpendicular to each other standing rows and columns oriented, with their pointed corners 8, 9 in the Direction of flow S of the coolant, which in this embodiment of the Casting X corresponds.
  • the casting direction X and the flow direction S can differ, e.g. also be directed opposite.
  • the mold plate 1 has a commonly used in the continuous casting Contour with central bulge, with their between the coolant side 6 and the Gelloseite 28 measured wall thickness D is constant over its entire extent. Only the plateau pedestals 7, 7 'protrude out of the coolant side 8 like islands.
  • the plateau pedestals 7, 7 ' have surfaces 13, 13' which in the illustrated Embodiment parallel to the immediately surrounding coolant side 6 of the Chill plate 1 are aligned. Is the coolant side 6 curved, as it is in Area of the bulge is the case, then the surface 13 'of the local Plateausockel 7 'be aligned tangentially to the curvature of the bulge.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Continuous Casting (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
EP03016467A 2002-08-16 2003-07-22 Lingotière à refroidissement liquide pour la coulée continue de métaux Expired - Lifetime EP1398099B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10237472A DE10237472A1 (de) 2002-08-16 2002-08-16 Flüssigkeitsgekühlte Kokille
DE10237472 2002-08-16

Publications (2)

Publication Number Publication Date
EP1398099A1 true EP1398099A1 (fr) 2004-03-17
EP1398099B1 EP1398099B1 (fr) 2005-06-15

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EP03016467A Expired - Lifetime EP1398099B1 (fr) 2002-08-16 2003-07-22 Lingotière à refroidissement liquide pour la coulée continue de métaux

Country Status (14)

Country Link
US (1) US6874564B2 (fr)
EP (1) EP1398099B1 (fr)
JP (1) JP4288116B2 (fr)
KR (1) KR100940552B1 (fr)
CN (1) CN1481952A (fr)
AT (1) ATE297824T1 (fr)
AU (1) AU2003227290A1 (fr)
BR (1) BR0303097A (fr)
CA (1) CA2437237C (fr)
DE (2) DE10237472A1 (fr)
ES (1) ES2240894T3 (fr)
MX (1) MXPA03006758A (fr)
RU (1) RU2316408C2 (fr)
TW (1) TWI292728B (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1555073A1 (fr) * 2004-01-14 2005-07-20 KM Europa Metal Aktiengesellschaft Lingotière de coulée continue à refroidissement liquide
EP1736257A3 (fr) * 2005-06-07 2007-05-30 KM Europa Metal Aktiengesellschaft Moule refroidi par liquide pour la coulée continue de métaux
EP1795281A2 (fr) 2005-12-12 2007-06-13 KM Europa Metal Aktiengesellschaft Lingotière
EP1892050A1 (fr) 2006-08-24 2008-02-27 SMS Demag AG Plaque à côté large d'une lingotière
US8240357B2 (en) 2006-10-26 2012-08-14 Sms Siemag Ag Extrusion die
ITMI20120153A1 (it) * 2012-02-06 2013-08-07 Arvedi Steel Engineering S P A Lingottiera per la colata continua veloce di bramme sottili di acciaio

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JP4709569B2 (ja) * 2005-04-04 2011-06-22 新日鉄エンジニアリング株式会社 連続鋳造用鋳型の熱電対取付構造
DE102007002804A1 (de) * 2007-01-18 2008-07-24 Sms Demag Ag Kokillenwand einer Kokille zum Gießen einer Metallschmelze
DE102007002806A1 (de) * 2007-01-18 2008-07-24 Sms Demag Ag Kokille mit Beschichtung
DE102008007082A1 (de) * 2007-11-01 2009-05-07 Kme Germany Ag & Co. Kg Flüssigkeitsgekühlte Kokille zum Stranggießen von Metallen
BRPI1016157A2 (pt) * 2009-04-21 2016-04-19 Ceramtec Gmbh uniões por parafuso em ferramentas de levantamento de aparas
AT508822B1 (de) * 2009-09-29 2013-11-15 Siemens Vai Metals Tech Gmbh Kokille zum vergiessen von metallischer schmelze zu einem metallstrang mit kreisförmigem oder polygonalem querschnitt in einer stranggiessmaschine
CN105108083B (zh) * 2015-09-15 2018-02-13 西峡龙成特种材料有限公司 一种冷却缝隙可调的金属连铸用液冷结晶器
CN105108078B (zh) * 2015-09-15 2017-04-05 西峡龙成特种材料有限公司 金属连铸结晶器铜板的紧固结构
DE102016124801B3 (de) * 2016-12-19 2017-12-14 Kme Germany Gmbh & Co. Kg Kokillenplatte und Kokille
DE102018123948B3 (de) 2018-09-27 2019-09-12 Kme Germany Gmbh & Co. Kg Kokillenplatte
KR102180728B1 (ko) * 2018-12-19 2020-11-20 주식회사 포스코 연속 주조용 몰드장치
DE102019102313B3 (de) 2019-01-30 2020-06-04 Kme Germany Gmbh & Co. Kg Kokillenplatte
RU2748425C2 (ru) * 2019-05-07 2021-05-25 Вячеслав Викторович Стулов Кристаллизатор для получения слябовых заготовок
RU194551U1 (ru) * 2019-09-02 2019-12-13 Закрытое акционерное общество "Научно-производственное предприятие "Машпром" (ЗАО "НПП "Машпром") Стенка кристаллизатора машины непрерывного литья заготовок
CN110666116A (zh) * 2019-11-21 2020-01-10 西峡龙成特种材料有限公司 一种结晶器铜板和连铸结晶器
DE102023115151B3 (de) 2023-04-28 2024-08-01 Cunova Gmbh Kokillenkörper

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EP1138417A1 (fr) * 2000-03-25 2001-10-04 SMS Demag AG Lingotière à plaques refroidi par liquide

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Publication number Priority date Publication date Assignee Title
FR2459093A1 (fr) * 1979-06-18 1981-01-09 Clesid Sa Perfectionnement aux lingotieres de coulee continue
US5207266A (en) * 1992-01-03 1993-05-04 Chuetsu Metal Works Co., Ltd. Water-cooled copper casting mold
US5513691A (en) * 1994-02-02 1996-05-07 Sms Concast Inc. Mold for continuous casting and method of making the mold
WO1997043063A1 (fr) * 1996-05-13 1997-11-20 Km Europa Metal Ag Coquille a refroidissement par un liquide
DE19801728C1 (de) * 1998-01-19 1999-01-28 Schloemann Siemag Ag Stranggießkokille
EP0978336A1 (fr) * 1998-08-04 2000-02-09 Sms Schloemann-Siemag Aktiengesellschaft Paroi de lingotière d'une installation de coulée continue
EP1138417A1 (fr) * 2000-03-25 2001-10-04 SMS Demag AG Lingotière à plaques refroidi par liquide

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1555073A1 (fr) * 2004-01-14 2005-07-20 KM Europa Metal Aktiengesellschaft Lingotière de coulée continue à refroidissement liquide
EP1736257A3 (fr) * 2005-06-07 2007-05-30 KM Europa Metal Aktiengesellschaft Moule refroidi par liquide pour la coulée continue de métaux
EP1795281A2 (fr) 2005-12-12 2007-06-13 KM Europa Metal Aktiengesellschaft Lingotière
EP1795281A3 (fr) * 2005-12-12 2008-07-09 KME Germany AG Lingotière
EP1892050A1 (fr) 2006-08-24 2008-02-27 SMS Demag AG Plaque à côté large d'une lingotière
US8240357B2 (en) 2006-10-26 2012-08-14 Sms Siemag Ag Extrusion die
ITMI20120153A1 (it) * 2012-02-06 2013-08-07 Arvedi Steel Engineering S P A Lingottiera per la colata continua veloce di bramme sottili di acciaio

Also Published As

Publication number Publication date
CA2437237C (fr) 2010-11-23
RU2003125337A (ru) 2005-02-27
ES2240894T3 (es) 2005-10-16
RU2316408C2 (ru) 2008-02-10
DE50300651D1 (de) 2005-07-21
JP2004074283A (ja) 2004-03-11
KR20040016427A (ko) 2004-02-21
US20040069439A1 (en) 2004-04-15
KR100940552B1 (ko) 2010-02-10
ATE297824T1 (de) 2005-07-15
DE10237472A1 (de) 2004-02-26
CN1481952A (zh) 2004-03-17
JP4288116B2 (ja) 2009-07-01
MXPA03006758A (es) 2004-05-05
AU2003227290A1 (en) 2004-03-04
EP1398099B1 (fr) 2005-06-15
BR0303097A (pt) 2004-08-24
TW200403115A (en) 2004-03-01
US6874564B2 (en) 2005-04-05
TWI292728B (en) 2008-01-21
CA2437237A1 (fr) 2004-02-16

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