EP3099829A1 - Einrichtung zum kühlen von platten- oder bahnförmigem blech aus metall und verfahren zur wärmebehandlung - Google Patents
Einrichtung zum kühlen von platten- oder bahnförmigem blech aus metall und verfahren zur wärmebehandlungInfo
- Publication number
- EP3099829A1 EP3099829A1 EP15700991.1A EP15700991A EP3099829A1 EP 3099829 A1 EP3099829 A1 EP 3099829A1 EP 15700991 A EP15700991 A EP 15700991A EP 3099829 A1 EP3099829 A1 EP 3099829A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- outlet
- sheet
- cooling zone
- coolant
- cooling
- 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
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 119
- 239000002184 metal Substances 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000010438 heat treatment Methods 0.000 title description 4
- 239000002826 coolant Substances 0.000 claims abstract description 58
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 239000000498 cooling water Substances 0.000 description 16
- 238000010791 quenching Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000000171 quenching effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/573—Continuous furnaces for strip or wire with cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
- B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
- B21B45/0218—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes for strips, sheets, or plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
- B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
- B21B45/0233—Spray nozzles, Nozzle headers; Spray systems
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/573—Continuous furnaces for strip or wire with cooling
- C21D9/5735—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/74—Temperature control, e.g. by cooling or heating the rolls or the product
- B21B37/76—Cooling control on the run-out table
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D11/00—Process control or regulation for heat treatments
- C21D11/005—Process control or regulation for heat treatments for cooling
Definitions
- the invention relates to a device for cooling plate-like or sheet-like metal sheet, with transport means for the continuous transport of the sheet in the direction of passage, with a cooling zone in which extends above and below the sheet at least one outlet pipe transversely to the passage direction, wherein the outlet pipe Has at least one outlet opening and wherein the outlet pipe is connected with the interposition of control means to a coolant supply.
- the invention relates to a method for heat treating plate or sheet metal sheet, wherein the sheet is heated and then continuously transported by a cooling device in the direction of passage and cooled in a cooling zone by means of at least one coolant jet, each on the top and bottom of the Sheet metal is directed, wherein the coolant jet exiting from at least one outlet opening, which is located in at least one outlet pipe, which extends transversely to the passage direction and wherein the outlet pipe is regulated or controlled applied with coolant.
- a continuous quenching device for tempering steel sheet or strip, high-temperature industrial furnaces are used, followed by a continuous quenching device, also called a continuous quench.
- the sheets are heated in the industrial furnace and then rapidly in the pass quench, d. H. with high cooling rates by means of a coolant, usually water under elevated pressure, cooled or quenched.
- the rapid cooling is used to generate or transform the microstructure of the sheet metal structure.
- the sheets are transported by means of transport, usually rollers, continuously in the direction of passage through the quenching device.
- Cooling is uniform from the bottom and top of the sheet, minimizing sheet distortion.
- the adjustment of the cooling water volume flows is done via recipes that are created individually for sheet metal qualities and geometry.
- the cooling takes place in a cooling zone, which is formed in practice as a high-pressure cooling zone.
- the pressure of the cooling water in the high-pressure cooling zone is relatively high at 5 to 10 bar.
- the sheets are for example by means of flat jet nozzles or slot nozzles, which extend across the width of the sheet with cooling water applied under high pressure. Therefore, the high pressure cooling zone is usually relatively short.
- the object of the invention is accordingly to develop a device of the type mentioned above, which makes it possible to cool individual sheets, in particular with different cooling speeds reproducible.
- the object of the invention is to provide a method for heat treatment of plate or sheet-shaped metal sheet, in particular of steel, can be achieved exactly with the desired material properties of the sheet. This is usually a slower cooling rate than for curing to the highest hardness necessary.
- the object is achieved by a device according to claim 1.
- At least two outlet tubes are arranged in the cooling zone, in each case above and below the plate, the outlet openings of which are each of different sizes, ie. H. the outlet cross sections of the at least one outlet opening in each outlet tube are of different sizes.
- the outlet openings of the outlet tubes are directed from above and below on the sheet so that the sheet is cooled uniformly from both sides.
- the at least two exit tubes on each side of the plate extend adjacent to each other across the width of the plate transversely to the direction of passage.
- the outlet pipes are aligned parallel to each other.
- Each outlet tube has a different size than the outlet cross-section for the coolant than the Adjacent outlet pipe, ie the outlet cross sections of the outlet openings of adjacent outlet pipes are of different sizes, so that it is possible to respond variably to different cooling conditions during the cooling of the metal sheet.
- each outlet pipe in each case above and below the sheet, a maximum of six, preferably three, outlet pipes, the outlet openings of which are each of different sizes, are arranged.
- Each outlet pipe can be controlled individually and independently of the other outlet pipes and supplied with coolant.
- Each outlet pipe can be shut off during the cooling period, i. H. Do not apply coolant while another exhaust pipe is being charged with coolant.
- the coolant used is preferably water. But it can also be used another suitable coolant.
- outlet pipes with differently sized outlet openings are located in the cooling zone above and below the sheet, the sheets can be cooled as required with different amounts of coolant per unit area and time unit and thus with different cooling rates and / or intensities, so that individual cooling is accurate the desired temperature is possible with or without predetermined gradients. Above all, it is possible to cool sheets or strips very slowly, so that desired material properties can be achieved exactly.
- the outlet tubes whose outlet openings are each of different sizes, form an outlet tube group.
- at least two outlet tube groups are arranged in succession above and below the plate in succession.
- a plurality of outlet tube groups extend in the direction of passage over the entire length of the cooling zone above and below the plate in each case. All outlet tubes have in the passage direction preferably at an equal distance from each other, so that the sheet is evenly cooled. At least one outlet tube in each outlet tube group can be acted upon by the control means in parallel with coolant.
- the device allows a very individual cooling of a sheet or a strip.
- only outlet pipes are simultaneously subjected to cooling water at the same time, the outlet openings of which release the desired cooling water volume flow.
- one or more outlet tubes are each subjected to cooling water during the cooling time.
- different operating conditions occur: For example, during the cooling time only one outlet pipe per outlet tube group simultaneously with Coolant can be applied while all other outlet pipes are turned off.
- all the outlet tubes from all outlet tube groups are in operation, ie are acted upon with coolant. If, for example, there are four outlet pipes in an outlet pipe group, each with differently sized outlet openings, the sheet can alternatively be cooled with thirteen different cooling water volume flows.
- the at least one outlet opening may be formed as a slot-shaped outlet opening which extends over the entire length of the lateral surface of the outlet tube. Alternatively, there may be several arbitrarily shaped outlet openings in the lateral surface. In an advantageous embodiment of the invention, over the length of the outlet tube or the lateral surface of the tube a plurality of equal outlet openings, which are preferably circular, in at least one row behind the other, preferably with equal distances to each other, distributed.
- the diameter of the outlet opening is 0.5 mm to 5 mm.
- simple holes and commercial nozzles can be used. You can choose between full jet nozzles, flat jet and full cone nozzles.
- the outlet openings of at least one outlet tube over the width of the sheet in at least two control groups preferably three control groups and / or in the direction of passage in at least two, preferably four control zones are summarized and that the outlet openings in each control zone means the control means are acted upon in parallel with the coolant. Under parallel is to be understood simultaneously.
- the sheet can be cooled over the width of the sheet and / or in the zonal direction with different cooling water flow rates, different amounts of cooling water per area and time and thus with different cooling rates, for example, differences in the cooling behavior across the width by the expiring Avoid coolant or cooling water.
- a lateral control zone extends along the width of the sheet along a central control zone.
- the cooling zone is designed as a low-pressure cooling zone.
- the low pressure cooling zone is preceded by a high pressure cooling zone.
- the sheets in the high-pressure cooling zone can be set to a pre- cooled temperature and then cooled in the low-pressure cooling zone to the desired final temperature.
- the low-pressure cooling zone is only the uniform cooling of the sheet to handling or water temperature or thick sheets of further cooling to the core of the sheet.
- the object is further achieved by a method for heat treating plate or sheet metal sheet metal, wherein the sheet is heated and then transported continuously through a cooling zone in the direction of passage, wherein in the cooling zone during a cooling time at least one coolant jet each on the top and the The underside of the sheet is directed, wherein the coolant jet emerges from at least one outlet opening, which is located in at least one outlet pipe, which extends transversely to the passage direction and wherein the outlet pipe controlled or controlled with coolant is applied, characterized in that in the cooling zone above each and below the sheet at least two outlet pipes are arranged, the outlet openings are of different sizes and that by means of selective application of at least one outlet pipe respectively above and below the sheet with coolant, the sheet with is cooled at different cooling rate and / or cooling intensity.
- the upper side and the lower side of the sheet are exposed during the cooling time with equal amounts per area and / or time unit with coolant.
- the outlet pipes are controlled and acted upon by the coolant, the outlet openings of which ensures a suitable for the respective desired cooling rate and / or cooling intensity flow of refrigerant.
- different coolant volume flows or coolant quantities per unit area and unit of time can be set in a manner that is simple in terms of taxation.
- the sheet can be cooled in a simple manner, optionally by means of different cooling water volume flows.
- the inventive method allows a reproducible heat treatment to achieve certain material properties, especially in steel sheets.
- a preferred embodiment of the method is characterized in that the outlet tubes whose outlet openings are of different sizes have an outlet form a tube group, that in the cooling zone in each case above and below the sheet at least two outlet tube groups are arranged one behind the other in the passage direction and that at least one outlet tube per outlet tube group controlled o- regulated regulated in parallel with coolant. At least one outlet tube per outlet tube group is simultaneously exposed to coolant. Preferably, one exit tube is simultaneously supplied with coolant per exit group during the cooling time.
- outlet pipes which have the same size outlet openings, controlled or regulated applied in parallel with coolant.
- outlet tubes are each acted upon simultaneously with coolant with equal outlet openings during the cooling time. Over the entire length of the cooling zone each outlet pipes, from which equal amounts of coolant per area and time unit emerge, subjected to cooling water.
- the outlet tubes with equal outlet openings are connected by means of the control means in parallel to the coolant supply and can optionally be acted upon with coolant and regardless of the coolant supply to the other outlet tubes. All outlet pipes can be switched off as required during the cooling time. Downstream outlet pipes, no coolant is supplied during the cooling time. In order to ensure that the sheet is cooled uniformly, the sheet is reversed in the direction of passage in each case between two outlet pipes, each having an equally large outlet opening.
- the coolant is controlled or supplied in different amounts per area and / or time unit and / or in variable amounts over time at least one outlet tube per outlet tube group.
- the coolant is controlled or supplied in different amounts per area and / or time unit and / or in variable amounts over time at least one outlet tube per outlet tube group.
- the coolant from the at least one outlet opening can be pulsed directed to the top and bottom of the sheet.
- the coolant jets are pulsed when a continuous flow of water volume should result in too rapid cooling.
- the cooling zone is designed as a low-pressure cooling zone, in the coolant pressure, which is present at the at least one outlet opening, 1 bar to 5 bar.
- the sheet passes through a high pressure cooling zone prior to entering the low pressure cooling zone.
- the sheets can already be cooled to a predetermined temperature in the high-pressure cooling zone.
- the sheets are then cooled to exactly the desired final temperature with or without predetermined gradients.
- the invention thus allows very individual cooling possibilities of the sheets or strips in the low-pressure cooling zone. For thicker sheets and reversing of the sheets in the low-pressure cooling zone is possible or necessary.
- Figure 1 is a schematic representation of a plan view of a device according to the invention.
- Fig. 2 is a schematic representation of a vertical view of a device according to the invention.
- FIG. 3 in a schematic representation of three schematically illustrated outlet pipes of a device according to the invention.
- a device (Quette) for cooling heavy plates made of steel is shown schematically.
- the device has on the left a high-pressure cooling zone 1, to the right of a low-pressure cooling zone 2 with a plurality of outlet pipes 3a - 3c connects, each outlet pipe 3a - 3c is connected by means not shown control means to a coolant supply, not shown.
- a sheet 4 which has been heated in an industrial furnace, not shown, passes through the Quette on a non-illustrated roller bed in the direction of passage D.
- Fig. 2 shows the Quette of Fig. 1 in a vertical view.
- Fig. 2 it is shown that over the entire length of the low-pressure cooling zone 2 respectively above and below the sheet outlet pipes 3a - 3c are located. All outlet pipes 3a - 3c extend transversely to the direction of passage D of the sheet and run parallel to each other.
- the outlet pipes 3a - 3c are designed in the embodiment shown here as round tubes. 2 it can be seen that the outlet pipes below the sheet 4 mirror images of the outlet pipes 3a -3c above the lead Ches 4 arranged.
- outlet pipes 3a -3c On both sides of the sheet 4 are each mirror images outlet pipes 3a -3c opposite, the vertically opposite outlet openings for the coolant are each the same size, so that the sheet can be cooled from above and below under the same conditions.
- FIG. 3 three adjacent outlet pipes 3a - 3c of the device according to the invention shown in FIG. 1 are shown schematically.
- the outlet openings 5a-5c are each successively distributed in a row, at the same distance from one another, over the length of the outlet pipes 3a-3c.
- the outlet openings in an outlet pipe are each the same size, d, h.
- outlet pipes 3a-3c all outlet openings of an outlet pipe have an equal outlet cross-section.
- the three differently hatched outer lines or the different graphic design of the outlet pipes 3a-3c in FIG. 2 symbolize outlet pipes with different outlet cross-sections.
- the different outer lines are explained on the left and assigned to the respective outlet pipes 3a-3c.
- simple holes in the outlet pipes and nozzles of different characteristics and different levels of power can be used.
- the three outlet pipes 3a - 3c whose outlet openings 5a - 5c are of different sizes, form an outlet tube group 6.
- a plurality of outlet tube groups 6 are arranged one behind the other in each case above and below the plate 4 in its passage direction D.
- the outlet pipes 3a-3c have an equal distance from each other over the length of the cooling zone 2.
- All outlet pipes 3a which are located in the low pressure cooling zone and whose outlet openings 5a are the same size, are connected in the embodiment by means of the control means in parallel connection during the cooling time to the cooling water supply.
- the remaining outlet pipes are switched off during the cooling time, d. H. disconnected from the cooling water supply via control means, not shown. Since the outlet openings of the outlet pipes 5a are small, the sheet is selectively cooled slowly in the low pressure zone.
- the sheet reverses during the cooling process under the outlet pipes or the nozzle tubes so far that an integratively uniform cooling can be achieved. Due to the slow cooling in the low-pressure cooling zone, the desired material properties are reproducibly achieved.
- the cooling water can be pulsed to further reduce the cooling rate.
- Equally large outlet openings 5a -5c or nozzles in the outlet pipes 3a-3c belonging to different outlet pipe groups 6 are combined or controlled in three zones over the width of the metal sheet 4.
- separate zones 8a, 8b are realized on the sides left and right of a central track 7 to compensate for the different cooling rates at the sheet metal edges.
- the three zones 7, 8a, 8b extend in the direction of passage over the entire length of the cooling zone 2.
- Conceivable are up to six outlet tubes with different sized outlet openings in an outlet tube group.
- the outlet pipes may have any cross-section. Furthermore, it is possible to design the outlet openings as nozzles.
- another suitable liquid cooling medium can be used instead of cooling water.
- the coolant can be controlled or supplied in different amounts per area and / or time unit and / or in variable over time amounts.
- the sheet may be cooled to a predetermined temperature in the high pressure quench zone before being cooled to final temperature in the low pressure cooling zone.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102014001146.1A DE102014001146A1 (de) | 2014-01-31 | 2014-01-31 | Einrichtung zum Abkühlen von platten- oder bahnförmigem Blech aus Metall und Verfahren zur Wärmebehandlung |
PCT/EP2015/050716 WO2015113832A1 (de) | 2014-01-31 | 2015-01-15 | Einrichtung zum kühlen von platten- oder bahnförmigem blech aus metall und verfahren zur wärmebehandlung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3099829A1 true EP3099829A1 (de) | 2016-12-07 |
EP3099829B1 EP3099829B1 (de) | 2019-03-27 |
Family
ID=52395057
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP15700991.1A Active EP3099829B1 (de) | 2014-01-31 | 2015-01-15 | Einrichtung zum kühlen von platten- oder bahnförmigem blech aus metall und verfahren zur wärmebehandlung |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3099829B1 (de) |
DE (1) | DE102014001146A1 (de) |
WO (1) | WO2015113832A1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3308868B1 (de) * | 2016-10-17 | 2022-12-07 | Primetals Technologies Austria GmbH | Kühlung einer walze eines walzgerüsts |
DE102017206540A1 (de) * | 2017-04-18 | 2018-10-18 | Sms Group Gmbh | Vorrichtung und Verfahren zum Kühlen von Metallbändern oder -blechen |
DE102017127470A1 (de) | 2017-11-21 | 2019-05-23 | Sms Group Gmbh | Kühlbalken und Kühlprozess mit variabler Abkühlrate für Stahlbleche |
DE102018205685A1 (de) | 2018-04-13 | 2019-10-17 | Sms Group Gmbh | Kühleinrichtung und Verfahren zu deren Betrieb |
DE102018211177A1 (de) * | 2018-04-13 | 2019-10-17 | Sms Group Gmbh | Kühleinrichtung zum Kühlen eines metallischen Gutes sowie Verfahren zu deren Herstellung und Betrieb |
DE102019205724A1 (de) * | 2019-04-18 | 2020-10-22 | Sms Group Gmbh | Kühlvorrichtung für nahtlose Stahlrohre |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61162223A (ja) * | 1985-01-10 | 1986-07-22 | Mitsubishi Heavy Ind Ltd | 加速冷却装置におけるノズルヘツダ |
JPH05123737A (ja) * | 1991-11-05 | 1993-05-21 | Sumitomo Metal Ind Ltd | 高温鋼板の上面冷却方法 |
JPH08155528A (ja) * | 1994-11-30 | 1996-06-18 | Nkk Corp | 金属板の冷却装置 |
US6062056A (en) * | 1998-02-18 | 2000-05-16 | Tippins Incorporated | Method and apparatus for cooling a steel strip |
DE19854675C2 (de) * | 1998-11-26 | 2002-09-26 | Thyssenkrupp Stahl Ag | Vorrichtung zum Kühlen eines Metallbandes, insbesondere eies Warmbreitbandes |
JP4238260B2 (ja) * | 2006-09-19 | 2009-03-18 | 新日本製鐵株式会社 | 鋼板の冷却方法 |
WO2009016767A1 (ja) * | 2007-07-30 | 2009-02-05 | Nippon Steel Corporation | 熱鋼板の冷却装置、熱鋼板の冷却方法及びプログラム |
JP4678069B1 (ja) * | 2009-03-30 | 2011-04-27 | Jfeスチール株式会社 | 熱延鋼板の冷却装置 |
KR101376565B1 (ko) * | 2011-12-15 | 2014-04-02 | (주)포스코 | 연속 소둔라인 급냉대의 스트립 온도제어 방법 및 장치 |
-
2014
- 2014-01-31 DE DE102014001146.1A patent/DE102014001146A1/de not_active Withdrawn
-
2015
- 2015-01-15 EP EP15700991.1A patent/EP3099829B1/de active Active
- 2015-01-15 WO PCT/EP2015/050716 patent/WO2015113832A1/de active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2015113832A1 (de) | 2015-08-06 |
DE102014001146A1 (de) | 2015-08-06 |
EP3099829B1 (de) | 2019-03-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP3099829B1 (de) | Einrichtung zum kühlen von platten- oder bahnförmigem blech aus metall und verfahren zur wärmebehandlung | |
AT522871B1 (de) | Temperiervorrichtung für Bauteile | |
EP2243565B1 (de) | Einrichtung zum Härten von Schienen | |
DE1421784B2 (de) | ||
EP3074150B1 (de) | Verfahren zum wärmebehandeln und abschreckeinrichtung zum kühlen von platten- oder bahnförmigem blech aus metall | |
EP3234204B1 (de) | Vorrichtung und verfahren zur kontinuierlichen behandlung eines metallbandes | |
EP3350352A1 (de) | Durchlaufkühlvorrichtung und verfahren zum abkühlen eines metallbandes | |
WO1998023397A2 (de) | Vorrichtung zur abkühlung von strangpressprofilen | |
WO2017144315A1 (de) | Einrichtung und verfahren zur wärmebehandlung eines flacherzeugnisses | |
EP3370025B1 (de) | Einrichtung und verfahren zum abkühlen eines flacherzeugnisses | |
EP3713685B1 (de) | Kühlbalken und kühlprozess mit variabler abkühlrate für stahlbleche | |
WO2018103841A1 (de) | Temperiervorrichtung zum temperieren eines bauteils | |
EP3284546A1 (de) | Verfahren zum walzen eines walzguts in einer walzstrasse und walzstrasse | |
EP3262202A2 (de) | Anlage für die serienfertigung pressgehärteter und korrosionsgeschützter blechformteile, mit einer kühleinrichtung zur zwischenkühlung der platinen | |
DE102013015347A1 (de) | Ofen zur Erwärmung eines Stahlblechs | |
EP3686291B1 (de) | Einrichtung und verfahren zum abkühlen von metallischem blech | |
EP3983145B1 (de) | Sequenzielles kühlen von metallischen breitflachprodukten | |
EP3887071B1 (de) | Kühlvorrichtung und kühlsystem zum kühlen eines kühlguts | |
EP3713687B1 (de) | Verfahren zum kühlen eines metallischen guts und kühlbalken | |
EP1076103B1 (de) | Verfahren und Vorrichtung zum Waermebehandeln von Blechen | |
DE102016000576A1 (de) | Verfahren zum kontinuierlichen Glühen und Abschrecken von Bändern aus metallischen Werkstoffen und Vorrichtung zur Durchführung des Verfahrens | |
DE1421784C (de) | Verfahren zum Übertragen von Warme zwischen einer Glastafel und einem Gas | |
EP3765216A1 (de) | Kühlgruppe einer laminarkühlvorrichtung | |
WO2020178125A1 (de) | Vorrichtung zum kühlen eines bandförmigen produkts und verfahren zum betreiben einer solchen vorrichtung | |
DE102008053893A1 (de) | Vorrichtung und Verfahren zum Kühlen wenigstens eines Gussbauteils |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20160808 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAX | Request for extension of the european patent (deleted) | ||
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
17Q | First examination report despatched |
Effective date: 20180426 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R079 Ref document number: 502015008475 Country of ref document: DE Free format text: PREVIOUS MAIN CLASS: C21D0009573000 Ipc: C21D0011000000 |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: C21D 1/667 20060101ALI20181123BHEP Ipc: C21D 11/00 20060101AFI20181123BHEP Ipc: C21D 9/573 20060101ALI20181123BHEP Ipc: B21B 45/02 20060101ALI20181123BHEP Ipc: B21B 37/76 20060101ALI20181123BHEP |
|
INTG | Intention to grant announced |
Effective date: 20181221 |
|
GRAJ | Information related to disapproval of communication of intention to grant by the applicant or resumption of examination proceedings by the epo deleted |
Free format text: ORIGINAL CODE: EPIDOSDIGR1 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
GRAR | Information related to intention to grant a patent recorded |
Free format text: ORIGINAL CODE: EPIDOSNIGR71 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE PATENT HAS BEEN GRANTED |
|
INTC | Intention to grant announced (deleted) | ||
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
INTG | Intention to grant announced |
Effective date: 20190218 |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: REF Ref document number: 1113163 Country of ref document: AT Kind code of ref document: T Effective date: 20190415 |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Free format text: LANGUAGE OF EP DOCUMENT: GERMAN |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R096 Ref document number: 502015008475 Country of ref document: DE |
|
REG | Reference to a national code |
Ref country code: NL Ref legal event code: FP |
|
REG | Reference to a national code |
Ref country code: SE Ref legal event code: TRGR |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 Ref country code: FI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 Ref country code: NO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190627 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: RS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 Ref country code: LV Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190628 Ref country code: BG Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190627 Ref country code: HR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190727 Ref country code: AL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 Ref country code: SK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 Ref country code: CZ Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 Ref country code: RO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 Ref country code: EE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SM Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 Ref country code: PL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190727 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 502015008475 Country of ref document: DE |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 |
|
26N | No opposition filed |
Effective date: 20200103 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: TR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MC Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
REG | Reference to a national code |
Ref country code: SE Ref legal event code: EUG |
|
REG | Reference to a national code |
Ref country code: NL Ref legal event code: MM Effective date: 20200201 |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20200115 |
|
REG | Reference to a national code |
Ref country code: SE Ref legal event code: EUG |
|
REG | Reference to a national code |
Ref country code: BE Ref legal event code: MM Effective date: 20200131 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: NL Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20200201 Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20200131 Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20200115 Ref country code: SE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20200116 Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20200115 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20200131 Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20200131 Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20200131 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20200115 Ref country code: IE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20200115 |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: MM01 Ref document number: 1113163 Country of ref document: AT Kind code of ref document: T Effective date: 20200115 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: AT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20200115 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 Ref country code: CY Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20190327 |
|
P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230517 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20240119 Year of fee payment: 10 |