EP1838892B1 - Verfahren und vorrichtung zur schmelztauchbeschichtung eines metallbandes - Google Patents

Verfahren und vorrichtung zur schmelztauchbeschichtung eines metallbandes Download PDF

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Publication number
EP1838892B1
EP1838892B1 EP06762294A EP06762294A EP1838892B1 EP 1838892 B1 EP1838892 B1 EP 1838892B1 EP 06762294 A EP06762294 A EP 06762294A EP 06762294 A EP06762294 A EP 06762294A EP 1838892 B1 EP1838892 B1 EP 1838892B1
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EP
European Patent Office
Prior art keywords
roller chamber
gas
metal strip
space
container
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.)
Not-in-force
Application number
EP06762294A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1838892A1 (de
Inventor
Holger Behrens
Rolf Brisberger
Hans Georg Hartung
Bodo Falkenhahn
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.)
SMS Siemag AG
Original Assignee
SMS Demag 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 SMS Demag AG filed Critical SMS Demag AG
Priority to PL06762294T priority Critical patent/PL1838892T3/pl
Publication of EP1838892A1 publication Critical patent/EP1838892A1/de
Application granted granted Critical
Publication of EP1838892B1 publication Critical patent/EP1838892B1/de
Not-in-force legal-status Critical Current
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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/14—Removing excess of molten coatings; Controlling or regulating the coating thickness
    • C23C2/24—Removing excess of molten coatings; Controlling or regulating the coating thickness using magnetic or electric fields
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
    • C23C2/36—Elongated material
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/003—Apparatus
    • C23C2/0035—Means for continuously moving substrate through, into or out of the bath
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/003—Apparatus
    • C23C2/0036—Crucibles
    • C23C2/00361—Crucibles characterised by structures including means for immersing or extracting the substrate through confining wall area
    • C23C2/00362—Details related to seals, e.g. magnetic means
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/003—Apparatus
    • C23C2/0038—Apparatus characterised by the pre-treatment chambers located immediately upstream of the bath or occurring locally before the dipping process
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
    • C23C2/06—Zinc or cadmium or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
    • C23C2/36—Elongated material
    • C23C2/40—Plates; Strips
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/50—Controlling or regulating the coating processes
    • C23C2/52—Controlling or regulating the coating processes with means for measuring or sensing

Definitions

  • the invention relates to a process for the hot dip coating of a metal strip, wherein the metal strip is fed through a furnace and a roll chamber subsequent to the conveying direction of the metal strip to a container receiving the molten coating metal through an opening in the bottom region of the container, wherein in the bottom region of the container an electromagnetic field is generated for retaining the coating metal in the container. Furthermore, the invention relates to a device for hot dip coating.
  • the closest prior art is from the DE 103 43 648 A1 known.
  • a hot dip coating process in which the metal strip is passed through an oven and then through a roller chamber before entering a container receiving the molten coating metal.
  • the band enters through an opening in the bottom region of the container, wherein an electromagnetic field for retaining the coating metal is generated in the bottom region of the container.
  • the strip passes along the oven trunk and the roller chamber delimited spaces in which different gas atmospheres are maintained.
  • the belts are introduced from above into the dip-coating bath in a plunger.
  • the coating metal is in liquid form and gravity is desired to be used with blowers to adjust the coating thickness, the following processes will To prevent band contact until complete solidification of the coating metal, the band in the coating vessel must be deflected in the vertical direction. This happens with a roller that runs in liquid metal. Due to the liquid coating metal, this roller is subject to heavy wear and is the cause of downtimes and thus failures in production.
  • the steel strip enters the oven via a brush seal and leaves the oven by immersion in the coating container.
  • the furnace trunk immersed to seal against the atmospheric oxygen while also in the liquid metal.
  • a gas or a gas mixture is as a separation gas, which has a poor thermal conductivity and has the properties to reduce or prevent turbulence of the gas or gas mixture over the surface of the metal bath.
  • solutions are also known in which a downwardly open vertical vertical band guide is used, with an electromagnetic shutter being used for sealing. These are electromagnetic inducers that work with backward, pumping or constricting electromagnetic alternating or traveling fields that seal the coating vessel down.
  • Such a solution is for example from the EP 0 673 444 B1 , from the WO 96/03533 or from the JP 5086446 known.
  • CVGL Continuous Vertical Galvanizing Line
  • the system consists essentially of three main components, namely the coating vessel, the electromagnetic seal and the roller chamber with band deflection in the vertical.
  • the roller chamber deflects the hot steel strip coming from an annealing furnace into the vertical and leads it further perpendicular to the connecting channel and coating container.
  • the coating container is connected to the furnace via a channel region and the roller chamber.
  • the mechanical properties and the surface conditions for the coating of liquid metal are adjusted.
  • the steel strip is annealed under a protective gas atmosphere and subsequently brought to the coating temperature, which is above 500 ° C. during galvanizing. It uses inert gas atmospheres, which mainly consist of nitrogen and hydrogen.
  • the annealing treatment is eliminated.
  • the steel strip is brought directly to the coating temperature of 460 ° C to 700 ° C.
  • the oven atmosphere Before starting the coating process, set the oven atmosphere according to the start conditions. It is particularly important to ensure a low oxygen content in the oven. This is achieved by purging the furnace with nitrogen.
  • the protective gas atmosphere of the annealing furnace as a whole must not be affected by the ingress of atmospheric oxygen.
  • the furnace atmosphere is present everywhere in the roller chamber. Depending on the process setting, this is composed of nitrogen and hydrogen (in concentrations equal to or greater than 5% by volume).
  • the invention is therefore based on the object, a method and associated apparatus for hot dip coating a metal strip with which or with which it is possible to overcome the disadvantages mentioned. It should therefore be ensured that even with irregularities in the process flow to no unfavorable gas composition in the system.
  • the solution of this problem by the invention is characterized in that different gas atmospheres are maintained in the roller chamber in at least two separate spaces, which are passed by the metal strip.
  • the first chamber of the roller chamber in the conveying direction of the metal strip has a gas atmosphere with a hydrogen content of more than 5% by volume, in particular more than 7% by volume.
  • the last in the conveying direction of the metal belt space of the roller chamber preferably has a gas atmosphere with a hydrogen content of less than 5 vol .-%, in particular less than 3 vol .-%.
  • the gas atmospheres in the spaces of the roller chamber in addition to hydrogen substantially only have nitrogen, apart from unavoidable gas contamination and other unavoidable gas elements.
  • the gas atmospheres in the spaces of the roller chamber are maintained in the closed loop in desired compositions.
  • the device for hot dip coating a metal strip has a furnace and a subsequent in the conveying direction of the metal strip roller chamber and the molten coating metal receiving container, wherein in the bottom region of the container an opening is provided through which the metal strip is supplied to the container and wherein in the bottom region of the container an electromagnetic inductor for retaining the coating metal in the container is present.
  • At least one partition wall is arranged in the roller chamber, which delimits at least two rooms from each other.
  • each space of the roller chamber has at least one gas supply, can be passed through the gas defined type and / or composition in the room. Furthermore, it can be provided that each space of the roller chamber has at least one gas sensor with which the type and / or the composition and / or the concentration of a gas in the room can be determined.
  • control means are provided with which the gas composition and / or the concentration of a gas in at least one of the rooms, preferably in all rooms, can be maintained at desired values.
  • the roller chamber is preferably provided with a ceramic inner lining, which favors the cleanliness of the chamber. It preferably has a steel housing. However, the roller chamber can also be made of steel without inner lining.
  • roller chamber it is provided that it has an essentially rectangular contour in section, with a guide channel for the metal strip being connected to the first space as seen in the conveying direction of the metal strip.
  • an embodiment of the roller chamber provides that it has a substantially rectangular in cross section contour which forms one of the spaces, followed by a second space adjoins, which is formed by a guide channel for the metal strip.
  • the proposed invention makes it possible to maintain more favorable operating conditions, in particular in the case of abnormal operating conditions, such as in the case of power loss or in the event of an accident, or when starting up or shutting down the hot-dip coating installation.
  • the present invention thus provides a procedure and configuration with which an important component for the operation of a hot dip coating plant with high reliability is created.
  • the area of the soil entry into the coating vessel i. H. the area immediately below the coating vessel or the associated area of the roller chamber (the last space of the roller chamber, seen in the conveying direction of the metal strip) operated with a different atmosphere than the remaining furnace area.
  • the hydrogen content here is less than 5 vol .-%.
  • Fig. 1 is a hot dip coating plant to see that works with the so-called.
  • CVGL Continuous Vertical Galvanizing Line - method
  • a container 5 is molten coating metal 4.
  • the container 5 has in its bottom portion an opening 6, passes through the vertically upwards a metal strip 1 for the purpose of coating with coating metal 4. So that the liquid coating metal does not run down through the opening 6, an electromagnetic inductor 9 is provided, which causes a closure of the opening 6 in a known manner.
  • the metal strip 1 to be coated passes, as seen in the conveying direction F, first into an oven 2, in which it is brought to the required process temperature, as explained above.
  • a roller chamber 3 Connected to the furnace 2 via a connecting flange 17 is a roller chamber 3, which has the task of redirecting the preheated belt 1 from the direction of entry into the roller chamber 3 into the vertical and introducing it exactly into the opening 6 of the container 5.
  • two rollers 18 and 19 are present, where - like Fig. 3 shows - even one can be sufficient.
  • the roller chamber 3 according to Fig. 2 is rectangular in cross-section (in side view), with both rooms 7, 8 are substantially rectangular.
  • a guide channel 16 for the metal strip 1 adjoins the right.
  • the one space 7 can also be formed only by this guide channel 16.
  • a gas supply 11 or 12 is provided in each room, via which a gas or gas mixture in the room 7, 8 can be entered.
  • the gas may be nitrogen N 2 or hydrogen H 2 or a mixture thereof.
  • Gas sensors 13, 14 in each room 7, 8 determine the parameters of the gas atmosphere. For example, with the sensors 13, 14, the concentration of hydrogen gas H 2 can be measured. The measured values are in the embodiment (s. Fig. 2 ) to a control means 15.
  • the control means 15 cause the supply of gas or gas mixture via the gas feeds 11, 12, so that in the chambers 7, 8 respectively desired gas compositions or gas concentrations are present.
  • a separation of the gas atmosphere in the roller chamber 3 and separated from the furnace 2 thus takes place via different gas spaces which are interconnected by openings for the passage of the steel strip, ie in the roller chamber 3 partitions 10 are arranged, which divides the roller chamber 3 in at least two gas chambers.
  • the atmosphere is monitored via at least one measurement per gas space and the desired concentrations are set in a control loop.
  • nitrogen is added without oxygen in the gas region directly below the coating container 5.
  • the gas flow within the roller chamber is directed in the operating state in the direction of the furnace inlet. In the case of discharging the coating metal 4 from the container 5, the escape of the hydrogen-enriched furnace atmosphere by the described nitrogen lock is avoided.
  • the roller chamber 3 is made of ceramic on the inside. It consists of a steel housing with a ceramic inner lining, which forms the different gas chambers. The injected inert gas is heated and thereby serves to maintain the internal temperature of the roller chamber. 3
  • the liner is designed in the event of an accident and the associated risk of liquid metal breakage in the roller chamber 3 so that it is resistant to liquid metals, such. As zinc or aluminum and their alloys, is.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Coating With Molten Metal (AREA)
EP06762294A 2005-07-01 2006-06-30 Verfahren und vorrichtung zur schmelztauchbeschichtung eines metallbandes Not-in-force EP1838892B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL06762294T PL1838892T3 (pl) 2005-07-01 2006-06-30 Sposób i urządzenie do zanurzeniowego powlekania taśmy metalowej

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102005030772 2005-07-01
DE102005033288A DE102005033288A1 (de) 2005-07-01 2005-07-16 Verfahren und Vorrichtung zur Schmelztauchbeschichtung eines Metallbandes
PCT/EP2006/006350 WO2007003357A1 (de) 2005-07-01 2006-06-30 Verfahren und vorrichtung zur schmelztauchbeschichtung eines metallbandes

Publications (2)

Publication Number Publication Date
EP1838892A1 EP1838892A1 (de) 2007-10-03
EP1838892B1 true EP1838892B1 (de) 2008-12-10

Family

ID=36942533

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06762294A Not-in-force EP1838892B1 (de) 2005-07-01 2006-06-30 Verfahren und vorrichtung zur schmelztauchbeschichtung eines metallbandes

Country Status (16)

Country Link
US (1) US20080145569A1 (zh)
EP (1) EP1838892B1 (zh)
JP (1) JP4733179B2 (zh)
KR (1) KR100941626B1 (zh)
CN (1) CN101384746B (zh)
AT (1) ATE417138T1 (zh)
AU (1) AU2006265394B2 (zh)
BR (1) BRPI0609611A2 (zh)
DE (2) DE102005033288A1 (zh)
ES (1) ES2316081T3 (zh)
MX (1) MX2007012579A (zh)
MY (1) MY141758A (zh)
PL (1) PL1838892T3 (zh)
RU (1) RU2358033C1 (zh)
TW (1) TW200702489A (zh)
WO (1) WO2007003357A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008037259A1 (de) * 2008-08-08 2010-02-25 Doncasters Precision Castings-Bochum Gmbh Elektromagnetischer Stopfen

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3914481A (en) * 1973-03-01 1975-10-21 Theodore Bostroem Process of hot dip metallizing of metallic articles
JPS57177964A (en) * 1981-04-28 1982-11-01 Nippon Kokan Kk <Nkk> One side hot dipping plating device
GB2108155B (en) * 1981-09-11 1985-09-18 Stein Heurtey Process and device for gaseous atmosphere separation in plants for heat treatment under pressure
US4557953A (en) * 1984-07-30 1985-12-10 Armco Inc. Process for controlling snout zinc vapor in a hot dip zinc based coating on a ferrous base metal strip
JPS61186464A (ja) * 1985-02-15 1986-08-20 Nippon Kokan Kk <Nkk> ストリツプの片面・両面兼用溶融金属メツキラインにおける片面メツキ・両面メツキ切換方法
JPS61190056A (ja) * 1985-02-18 1986-08-23 Nippon Steel Corp 耐熱性と高温強度にすぐれた溶融アルミメツキＴｉ含有鋼板の製造法
JPS6237361A (ja) * 1985-08-09 1987-02-18 Sumitomo Metal Ind Ltd 溶融金属めつき法および装置
JPH0356654A (ja) * 1989-07-21 1991-03-12 Kawasaki Steel Corp 溶融アルミニウムめっきクロム含有鋼板の製造方法
DE4208578A1 (de) * 1992-03-13 1993-09-16 Mannesmann Ag Verfahren zum beschichten der oberflaeche von strangfoermigem gut
JPH06145937A (ja) * 1992-11-11 1994-05-27 Nisshin Steel Co Ltd 酸化スケ−ル付着熱延鋼板の溶融亜鉛めっき方法
JPH0953164A (ja) * 1994-10-07 1997-02-25 Kawasaki Steel Corp 溶融金属のめっき方法及び装置
JPH09118969A (ja) * 1995-10-23 1997-05-06 Nisshin Steel Co Ltd 溶融めっき鋼帯の製造方法
JPH1143755A (ja) * 1997-07-23 1999-02-16 Nisshin Steel Co Ltd 溶融めっき金属の排出が容易な溶融めっき用空中ポット
JPH1143756A (ja) * 1997-07-23 1999-02-16 Nisshin Steel Co Ltd 加工性，めっき密着性に優れた溶融めっき鋼帯の製造方法及び装置
FR2782326B1 (fr) * 1998-08-13 2000-09-15 Air Liquide Procede de galvanisation d'une bande metallique
JP2001200353A (ja) * 2000-01-21 2001-07-24 Nkk Corp 溶融金属めっき鋼板の製造方法
JP4028990B2 (ja) * 2002-02-21 2008-01-09 新日本製鐵株式会社 冷延鋼板と溶融亜鉛めっき鋼板の兼用製造ライン
BE1015109A3 (fr) * 2002-09-13 2004-10-05 Drever Internat S A Procede de traitemant thermique de bande metallique.
DE10343648A1 (de) * 2003-06-27 2005-01-13 Sms Demag Ag Vorrichtung zur Schmelztauchbeschichtung eines Metallstranges und Verfahren zur Schmelztauchbeschichtung

Also Published As

Publication number Publication date
ATE417138T1 (de) 2008-12-15
JP2008542539A (ja) 2008-11-27
KR20070102601A (ko) 2007-10-18
JP4733179B2 (ja) 2011-07-27
MX2007012579A (es) 2007-12-10
CN101384746B (zh) 2011-07-06
DE102005033288A1 (de) 2007-01-04
PL1838892T3 (pl) 2009-05-29
RU2358033C1 (ru) 2009-06-10
BRPI0609611A2 (pt) 2010-04-20
AU2006265394B2 (en) 2009-10-29
RU2007136479A (ru) 2009-04-10
DE502006002323D1 (de) 2009-01-22
MY141758A (en) 2010-06-30
KR100941626B1 (ko) 2010-02-11
TW200702489A (en) 2007-01-16
ES2316081T3 (es) 2009-04-01
AU2006265394A1 (en) 2007-01-11
CN101384746A (zh) 2009-03-11
US20080145569A1 (en) 2008-06-19
WO2007003357A1 (de) 2007-01-11
EP1838892A1 (de) 2007-10-03

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