EP1334216B1 - Procede et installation de revetement au trempe d'une bande metallique, notamment d'une bande d'acier - Google Patents

Procede et installation de revetement au trempe d'une bande metallique, notamment d'une bande d'acier Download PDF

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Publication number
EP1334216B1
EP1334216B1 EP01993713A EP01993713A EP1334216B1 EP 1334216 B1 EP1334216 B1 EP 1334216B1 EP 01993713 A EP01993713 A EP 01993713A EP 01993713 A EP01993713 A EP 01993713A EP 1334216 B1 EP1334216 B1 EP 1334216B1
Authority
EP
European Patent Office
Prior art keywords
enclosure
bath
metal
strip
liquid metal
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
Application number
EP01993713A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1334216A1 (fr
Inventor
Didier Dauchelle
Hugues Baudin
Patrice Lucas
Laurent Gacher
Yves Prigent
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.)
ArcelorMittal France SA
Original Assignee
Arcelor France SA
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 Arcelor France SA filed Critical Arcelor France SA
Publication of EP1334216A1 publication Critical patent/EP1334216A1/fr
Application granted granted Critical
Publication of EP1334216B1 publication Critical patent/EP1334216B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • 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
    • C23C2/0034—Details related to elements immersed in bath
    • C23C2/00342—Moving elements, e.g. pumps or mixers
    • C23C2/00344—Means for moving substrates, e.g. immersed rollers or immersed bearings
    • 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
    • C23C2/14—Removing excess of molten coatings; Controlling or regulating the coating thickness
    • C23C2/16—Removing excess of molten coatings; Controlling or regulating the coating thickness using fluids under pressure, e.g. air knives
    • 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
    • C23C2/325—Processes or devices for cleaning the bath

Definitions

  • the present invention relates to a method and an installation for dipping and hot and continuous coating of a metal strip, in particular a steel strip.
  • steel sheets coated with a protective layer for example against corrosion and usually coated with a zinc layer are used.
  • This type of sheet is used in various industries to make all kinds of parts and in particular appearance parts.
  • an Fe-Zn-Al intermetallic alloy is formed on the surface of said strip with a thickness of some ten nanometers.
  • the corrosion resistance of the parts thus coated is ensured by the zinc, the thickness of which is most often produced by pneumatic wringing.
  • the adhesion of zinc to the metal strip is provided by the previously mentioned intermetallic alloy layer.
  • this steel strip Before the passage of the steel strip in the bath of molten metal, this steel strip first circulates in a annealing furnace under a reducing atmosphere in order to recrystallize it after the important work hardening related to the rolling operation. cold, and prepare its chemical surface state to promote the chemical reactions necessary for the soaking operation itself.
  • the steel strip is brought to about 650 to 900 ° C depending on the grade for the time required for recrystallization and surface preparation. It is then cooled to a temperature close to that of the molten metal bath using exchangers.
  • the steel strip After passing through the annealing furnace, the steel strip passes through a sheath also called “bell drop” or “horn” under a protective atmosphere with respect to the steel and is immersed in the bath of molten metal.
  • a sheath also called "bell drop” or “horn” under a protective atmosphere with respect to the steel and is immersed in the bath of molten metal.
  • the lower part of the sheath is immersed in the metal bath to determine, with the surface of said bath and inside this sheath, a liquid seal which is traversed by the steel strip when it is moved through said sheath.
  • the steel strip is deflected by a roll immersed in the metal bath and it emerges from this zinc bath, then passes through the wiper means for regulating the thickness of the liquid metal coating on the steel strip.
  • the strip passes through the surface of the zinc bath which is coated with zinc oxide and mattes from the dissolution reaction of the steel strip.
  • the bath surface accessible by operators, is regularly cleaned so that the band does not lead to particles.
  • the coated steel strip has appearance defects which are amplified or even revealed during the zinc wringing operation.
  • the intruded particles are retained by the pneumatic wringing jets before being ejected or disintegrated, thus creating sub-thick streaks in the liquid zinc of a length of a few millimeters to a few centimeters.
  • the object of the invention is to propose a method and an installation for the continuous dipping of a metal strip which make it possible to avoid the aforementioned drawbacks and to achieve a very low density of defects required by customers desiring surfaces. without appearance defects.
  • the subject of the invention is a process for the continuous dipping of a metal strip in a tank containing a bath of liquid metal, a process in which the metal strip is continuously deflected under a protective atmosphere in a sheath lower part is immersed in the bath of liquid metal to determine with the surface of said bath and inside this sheath, a liquid seal, the metal strip is deflected on a baffle roll disposed in the metal bath, and the metal strip coated at the outlet of the metal bath is squeezed out, at the exit zone of the strip of the liquid metal bath, the liquid metal is isolated with respect to the surface of said bath in an isolation chamber; enclosure surrounds the metal strip and has a bottom and two concentric walls between them a compartment and delimiting, at the upper part of said enclosure, an opening, the ridge sup the upper wall of the outer wall being positioned above the surface of the liquid metal bath and the upper edge of the inner wall being positioned below said surface, characterized in that the inner wall of the enclosure presents a lower part flared towards the bottom of the
  • the steel strip 1 passes into an annealing furnace, not shown, under a reducing atmosphere in order to recrystallize it after the cold-rolling-forming process, and prepare its chemical surface state to promote the chemical reactions necessary for the galvanizing operation.
  • the steel strip is brought to a temperature of for example between 650 ° and 900 ° C.
  • the steel strip 1 passes into a galvanizing installation shown in FIG. 1 and designated by the general reference 10.
  • This installation 10 comprises a tank 11 containing a bath 12 of liquid zinc which contains chemical elements such as aluminum, iron and any additive elements such as lead, antimony, ....
  • the temperature of this liquid zinc bath is of the order of 460 ° C.
  • the steel strip 1 is cooled to a temperature close to that of the liquid zinc bath using exchangers and is then immersed in the bath 12 of liquid zinc.
  • the galvanizing installation 10 comprises a sheath 13 inside which the steel strip 1 passes under a protective atmosphere with respect to the steel.
  • This sheath 13 also known as "bell drop” or “horn” has, in the embodiment shown in the figures, a rectangular cross section.
  • the lower part 13a of the sheath 13 is immersed in the zinc bath 12 so as to determine with the surface of said bath 12 and inside this sheath 13, a liquid seal 14.
  • the steel strip 1 is deflected by a roller 15 commonly called a bottom roller disposed in the zinc bath 12 and, at the outlet of this zinc bath 12, the coated steel strip 1 passes through the dewatering means 16 which are for example constituted by air jet nozzles 16a and which are directed towards each side of the steel strip 1 to regulate the thickness of the liquid zinc coating.
  • a roller 15 commonly called a bottom roller disposed in the zinc bath 12 and, at the outlet of this zinc bath 12, the coated steel strip 1 passes through the dewatering means 16 which are for example constituted by air jet nozzles 16a and which are directed towards each side of the steel strip 1 to regulate the thickness of the liquid zinc coating.
  • the installation comprises, at the exit zone 17 of the strip 1 of the liquid zinc bath 12, an enclosure 20 for isolating the liquid zinc in this zone 17 with respect to the surface of the bath 12 and recovering the particles of zinc oxide and intermetallic compounds by flowing the liquid zinc from this zone 17 into said enclosure 20, as will be seen later.
  • the enclosure 20 surrounds the metal strip 1 and has a bottom 21 and two concentric walls, respectively an outer wall 22 and an inner wall 23, forming between them a compartment 24.
  • the walls 22 and 23 delimit, at the upper part of the enclosure 20, an opening 25.
  • the upper edge 22a of the outer wall 22 is positioned above the surface of the liquid zinc bath 12 and the upper edge 23a of the inner wall 23 is positioned below this surface.
  • the drop height of the liquid metal in the enclosure (20) is determined to prevent the rise of the particles of metal oxide and intermetallic compounds countercurrent to the liquid metal flow and this height is greater than 50mm and preferably 100.
  • the inner wall 23 has a lower portion flared towards the bottom of the tank 11.
  • the walls-22 and 23 of the enclosure 20 are made of stainless steel and have a thickness of, for example, between 10 and 20 mm.
  • the upper edge 23a of the inner wall 23 is rectilinear and preferably tapered.
  • the upper edge 23a of the inner wall 23 of the enclosure 20 comprises, in the longitudinal direction, a succession of recesses 26 and projections 27.
  • the recesses 26 and the protrusions 27 have the shape of circular arcs and the amplitude "a" between said recesses and said protrusions is preferably between 5 and 10 mm.
  • the distance "d" between the recesses 26 and the projections 27 is for example of the order of 150mm.
  • the upper edge 23 of the inner wall 23 is preferably tapered.
  • the installation also comprises means for extracting the particles collected in the compartment 24 of the enclosure 20.
  • These extraction means are formed by a pump 30 connected, on the suction side, to the compartment 24 by a connecting duct 31 and provided, on the discharge side, with a discharge duct 32 in the volume of the zinc bath. collected.
  • the installation comprises means for positioning the steel strip 1 with respect to the upper edge 23a of the inner wall 23 and which consist of two horizontal rollers 26 and 27 arranged on either side of the the band and staggered with respect to each other.
  • the steel strip 1 enters the zinc bath 12 via the sheath 13 and the liquid seal 14 and this strip entrains the zinc oxide particles and intermetallic compounds from the bath thereby creating appearance defects in the coating.
  • this steel strip passes through the zone 17 which is covered with zinc oxide particles and intermetallic compounds.
  • the exit zone 17 of the steel strip 1 is reduced thanks to the inner wall 23 of the enclosure 20 which surrounds the steel strip 1 and the surface of the isolated liquid zinc in this zone 17 flows into the compartment 24 of the enclosure 20 by passing above the upper edge 23a of the inner wall 23 of said enclosure 20.
  • the particles which float on the surface of the zone 17 of liquid zinc and which cause the appearance defects are entrained in the compartment 24 of the enclosure 20 and the liquid zinc contained in this compartment 24 is pumped in order to maintain a sufficient level below to allow the natural flow of zinc from this zone 17 to this compartment 24.
  • the coated steel strip as it leaves the liquid zinc bath 12, passes through a surface of permanently cleaned liquid zinc and leaves the zinc bath with a minimum of defects.
  • the flow of zinc in the compartment 24 of the chamber 20 is adjusted by raising the level of the zinc bath 12 by the introduction of zinc ingots in the tank 11.
  • the flow rate of zinc in the compartment 24 can be adjusted by varying the vertical position of the enclosure 20 with respect to the surface of the zinc bath 12.
  • this enclosure 20 can be equipped means for adjusting the height of its vertical position. These means are constituted for example by at least one hydraulic or pneumatic cylinder or other suitable element.
  • This decrease is related to the zinc consumed by the steel strip 1 and by the skimming of the surface of the zinc bath 12.
  • the density of defects on the coated surfaces of the steel strip is considerably reduced and the quality of appearance thus obtained from this coating is suitable for the criteria required by customers wishing pieces whose surfaces are free of defects in appearance.
  • the invention applies to any metal coating by dipping.

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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)
  • Coating Apparatus (AREA)
EP01993713A 2000-11-10 2001-11-06 Procede et installation de revetement au trempe d'une bande metallique, notamment d'une bande d'acier Expired - Lifetime EP1334216B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0014483A FR2816638B1 (fr) 2000-11-10 2000-11-10 Installation de revetement au trempe d'une bande metallique notamment d'une bande d'acier
FR0014483 2000-11-10
PCT/FR2001/003437 WO2002038822A1 (fr) 2000-11-10 2001-11-06 Procede et installation de revetement au trempe d'une bande metallique, notamment d'une bande d'acier

Publications (2)

Publication Number Publication Date
EP1334216A1 EP1334216A1 (fr) 2003-08-13
EP1334216B1 true EP1334216B1 (fr) 2007-07-25

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EP01993713A Expired - Lifetime EP1334216B1 (fr) 2000-11-10 2001-11-06 Procede et installation de revetement au trempe d'une bande metallique, notamment d'une bande d'acier

Country Status (33)

Country Link
US (2) US6994754B2 (es)
EP (1) EP1334216B1 (es)
JP (1) JP3997156B2 (es)
KR (1) KR100725556B1 (es)
CN (1) CN1308479C (es)
AR (1) AR034183A1 (es)
AT (1) ATE368135T1 (es)
AU (2) AU2376202A (es)
BG (1) BG65299B1 (es)
BR (1) BR0100008B1 (es)
CA (1) CA2428485C (es)
CZ (1) CZ299519B6 (es)
DE (1) DE60129580T2 (es)
DK (1) DK1334216T3 (es)
EA (1) EA004413B1 (es)
EC (1) ECSP034591A (es)
EE (1) EE04784B1 (es)
ES (1) ES2288172T3 (es)
FR (1) FR2816638B1 (es)
HR (1) HRP20030369B1 (es)
HU (1) HU227046B1 (es)
MA (1) MA25853A1 (es)
ME (1) ME00842B (es)
MX (1) MXPA03004134A (es)
NO (1) NO20032090L (es)
PL (1) PL201516B1 (es)
PT (1) PT1334216E (es)
RS (1) RS49957B (es)
SK (1) SK286801B6 (es)
TW (1) TW541208B (es)
UA (1) UA74224C2 (es)
WO (1) WO2002038822A1 (es)
ZA (1) ZA200303499B (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2816638B1 (fr) * 2000-11-10 2003-09-19 Lorraine Laminage Installation de revetement au trempe d'une bande metallique notamment d'une bande d'acier
DE102005029576A1 (de) * 2005-06-25 2007-01-04 Sms Demag Ag Vorrichtung zur Schmelztauchbeschichtung eines Metallstranges
CA2529523A1 (en) * 2005-12-02 2007-06-02 Resin Systems Inc. Wet out box for fibre wetting and method of use of the same
JP4998696B2 (ja) * 2006-12-04 2012-08-15 Ｊｆｅスチール株式会社 溶融金属めっき鋼帯の製造装置及び溶融金属めっき鋼帯の製造方法
BE1017389A3 (fr) * 2006-12-07 2008-08-05 Ct Rech Metallurgiques Asbl Installation et procede pour le controle en ligne d'un bain de galvanisation.
JP5549050B2 (ja) * 2007-09-05 2014-07-16 Ｊｆｅスチール株式会社 溶融金属めっき鋼帯の製造装置
EP2098607B1 (fr) 2008-02-25 2011-06-22 ArcelorMittal France Procédé de revêtement d'une bande métallique et installation de mise en oeuvre du procédé
JP2012529945A (ja) * 2009-06-17 2012-11-29 ドット ゲーエムベーハー カテーテル又はバルーンカテーテルをコーティングするための方法及び装置
CN106256442A (zh) * 2015-06-18 2016-12-28 深圳市堃琦鑫华股份有限公司 一种涂料涂布工艺
RU2662801C1 (ru) * 2017-07-06 2018-07-31 Общество С Ограниченной Ответственностью "С-Инновации" (Ооо "С-Инновации") Способ нанесения электроизоляционного полимерного покрытия на сверхпроводники второго поколения и устройство для его осуществления
CN109248824A (zh) * 2018-11-23 2019-01-22 昆山市中迪新材料技术有限公司 涂布液槽组件及涂布装置
CN110484846B (zh) * 2019-09-05 2021-07-27 常州大学 一种改善连续热浸镀锌铝锌池温度场和成分场的装置

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Publication number Priority date Publication date Assignee Title
GB486584A (en) * 1936-10-06 1938-06-07 Joseph L Herman Improvements in and relating to a method and apparatus for coating metals by dipping
US3941906A (en) * 1973-03-01 1976-03-02 Theodore Bostroem Hot dip metallizing process
US4337929A (en) * 1980-12-18 1982-07-06 College Research Corporation Rotary furnace for melting metal
US5069158A (en) * 1990-03-27 1991-12-03 Italimpianti Of America, Inc. Hydrostatic bearing support of strip
JPH067214A (ja) 1992-04-30 1994-01-18 M G S Japan Kk 金属製ペンケ−ス
JPH0612871A (ja) * 1992-06-29 1994-01-21 Oki Micro Design Miyazaki:Kk 半導体集積回路装置
JPH0617214A (ja) * 1992-06-30 1994-01-25 Kawasaki Steel Corp 連続溶融金属めっき浴のトップドロス除去装置
JP2698516B2 (ja) * 1992-10-19 1998-01-19 新日本製鐵株式会社 溶融金属めっき浴中ロール装置
JPH06269913A (ja) * 1993-03-18 1994-09-27 Toshiba Ceramics Co Ltd 連続鋳造用浸漬ノズル
JP2000273603A (ja) * 1999-03-24 2000-10-03 Nippon Steel Corp メッキ浴槽の浮遊異物除去装置
FR2816638B1 (fr) * 2000-11-10 2003-09-19 Lorraine Laminage Installation de revetement au trempe d'une bande metallique notamment d'une bande d'acier

Also Published As

Publication number Publication date
AR034183A1 (es) 2004-02-04
EE200300211A (et) 2003-08-15
HU227046B1 (hu) 2010-05-28
CZ20031295A3 (cs) 2004-01-14
ME00842B (me) 2008-09-29
ATE368135T1 (de) 2007-08-15
PL362574A1 (en) 2004-11-02
BG65299B1 (bg) 2007-12-28
BG107778A (en) 2004-01-30
AU2002223762B2 (en) 2006-11-30
YU35203A (sh) 2005-11-28
WO2002038822A1 (fr) 2002-05-16
NO20032090D0 (no) 2003-05-09
KR20030048134A (ko) 2003-06-18
DE60129580T2 (de) 2008-04-10
DE60129580D1 (de) 2007-09-06
FR2816638B1 (fr) 2003-09-19
DK1334216T3 (da) 2007-10-01
BR0100008B1 (pt) 2012-02-07
CA2428485C (fr) 2009-05-12
EA004413B1 (ru) 2004-04-29
NO20032090L (no) 2003-07-08
US7722933B2 (en) 2010-05-25
EA200300552A1 (ru) 2003-10-30
PL201516B1 (pl) 2009-04-30
BR0100008A (pt) 2002-07-09
UA74224C2 (uk) 2005-11-15
ECSP034591A (es) 2003-09-24
SK5392003A3 (en) 2004-01-08
JP2004513236A (ja) 2004-04-30
MA25853A1 (fr) 2003-07-01
US20040052960A1 (en) 2004-03-18
TW541208B (en) 2003-07-11
EE04784B1 (et) 2007-02-15
ZA200303499B (en) 2004-03-04
HRP20030369B1 (en) 2007-12-31
KR100725556B1 (ko) 2007-06-08
CN1479800A (zh) 2004-03-03
US6994754B2 (en) 2006-02-07
HUP0302619A2 (hu) 2003-11-28
MXPA03004134A (es) 2003-08-19
JP3997156B2 (ja) 2007-10-24
CA2428485A1 (fr) 2002-05-16
CZ299519B6 (cs) 2008-08-20
US20060113354A1 (en) 2006-06-01
AU2376202A (en) 2002-05-21
HRP20030369A2 (en) 2003-06-30
HUP0302619A3 (en) 2003-12-29
PT1334216E (pt) 2007-09-04
ES2288172T3 (es) 2008-01-01
SK286801B6 (sk) 2009-05-07
FR2816638A1 (fr) 2002-05-17
RS49957B (sr) 2008-09-29
EP1334216A1 (fr) 2003-08-13
CN1308479C (zh) 2007-04-04

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