CN102413954A - Process and apparatus for continuous casting of slab - Google Patents
Process and apparatus for continuous casting of slab Download PDFInfo
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- CN102413954A CN102413954A CN2010800183549A CN201080018354A CN102413954A CN 102413954 A CN102413954 A CN 102413954A CN 2010800183549 A CN2010800183549 A CN 2010800183549A CN 201080018354 A CN201080018354 A CN 201080018354A CN 102413954 A CN102413954 A CN 102413954A
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- Prior art keywords
- stove
- slab
- intercept
- environment
- hydrogen
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- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000009749 continuous casting Methods 0.000 title claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 239000001257 hydrogen Substances 0.000 claims abstract description 14
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 14
- 239000011261 inert gas Substances 0.000 claims abstract description 9
- 238000005266 casting Methods 0.000 claims description 24
- 238000005096 rolling process Methods 0.000 claims description 20
- 230000003647 oxidation Effects 0.000 claims description 14
- 238000007254 oxidation reaction Methods 0.000 claims description 14
- 238000005516 engineering process Methods 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 13
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 4
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 230000006698 induction Effects 0.000 claims description 3
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 5
- 150000002431 hydrogen Chemical class 0.000 abstract description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000005098 hot rolling Methods 0.000 description 10
- 238000001816 cooling Methods 0.000 description 4
- 238000003801 milling Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 229910018503 SF6 Inorganic materials 0.000 description 1
- 206010040844 Skin exfoliation Diseases 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000011437 continuous method Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen(.) Chemical compound [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/04—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds
-
- 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
- B21B45/004—Heating the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B9/00—Measures for carrying out rolling operations under special conditions, e.g. in vacuum or inert atmosphere to prevent oxidation of work; Special measures for removing fumes from rolling mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/14—Plants for continuous casting
-
- 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
- C21D9/0056—Furnaces through which the charge is moved in a horizontal straight path
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/04—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity adapted for treating the charge in vacuum or special atmosphere
- F27B9/045—Furnaces with controlled atmosphere
- F27B9/047—Furnaces with controlled atmosphere the atmosphere consisting of protective gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/46—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting
-
- 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
- B21B45/004—Heating the product
- B21B2045/006—Heating the product in vacuum or in inert atmosphere
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Metal Rolling (AREA)
- Continuous Casting (AREA)
Abstract
The invention relates to a process for the continuous casting of a slab (1), in particular of steel, wherein the cast slab (1) is conveyed through a furnace (2) and the slab (1) is subjected to a descaling operation. To increase the quality of the slab by reducing scale, the invention provides for the slab surface to undergo reduction in at least one section (3) of the furnace (2) as a result of an atmosphere consisting of an inert gas and hydrogen (H2) or of pure hydrogen being maintained in said section (3) of the furnace (2). The invention further relates to an apparatus for the continuous casting of the slab.
Description
Technical field
The present invention relates to a kind of method that is used to cast continuously the slab that especially is formed from steel, therein, the slab of being cast is conducted through stove, and therein, slab stands the rust cleaning operation.In addition, the present invention relates to a kind of device that is used for continuous casting plate blank.
Background technology
When making steel band, from foundryman's fever (Giesshitze) come out direct rolling be known.Casting speed is big more, and this method just makes the people interested at this more.This method is for example by file EP 0 889 762 B1 with by known among file WO 2006/106376 A1.At this, at first in the continuous casting machine, make slab, its verticallydownwardly from mold leaves and redirect on the horizontal plane then.Also heat band be transferred so to the milling train unit.Realized that in each rolling-mill housing of milling train unit the thickness of slab reduces, until producing the band that has desirable thickness.The advantage of this method of continuous casting rolling is structure type and the less cost of investment that interrelates with it of the relative compact of equipment.In addition, but when band is made conserve energy.This method makes to produce and is difficult to rolling product (for example extremely thin band (the for example thickness of 0.8mm)), the high-intensity special material of processing and makes wide and thin band in combination.
The technology of being mentioned also is known as the CSP technology.Can be regarded as in sheet billet casting rolling equipment at this and to produce steel band; When the rigidity of continuous casting equipment, the straight-flow furnace (Durchlaufofen) that is used for the temperature balance and milling train unit be connected with temperature that guiding is controlled through entire equipment the time, this equipment makes the production efficiently in the torrid zone become possibility.At this, promptly rolling-mill housing directly is arranged in casting machine and straight-flow furnace back.The use of the casting rolling equipment that passes through to be mentioned, a kind of connection, totally continuous, direct rolling casting technique is possible.
For the enough surface quality that reach band to be made, the generation of oxide skin (Zunder) is very disadvantageous.Casting and setting up period and in heating and when stopping in the slab stove steel billet material (Stahlstrang) go up or on slab formed surface scale therefore must before hot rolling system, be removed.
Especially disadvantageous is can not be removed in the casting of blank or slab and the oxide skin of setting up period formation for the continuous casting rolling technology of being mentioned.Blank or slab are by casting in the environment of oxidation and heating, wherein surface oxidation.Can on the bearing-surface in the stove (roller, Wimmler etc.), be pressed into and therefore cause the mechanical damage on surface in the oxide skin that forms on blank or the slab downside.The cleaning on surface only can realize in the stove outside by means of the oxide skin washer that uses in a conventional manner.In addition, face and/or back have caused the cooling of blank or slab by means of oxide skin washer scale removal in the stokehold, and this must compensate through energy input higher in the stove.
File DE 199 59 688 A1 have shown a kind of method that is used to heat the blank of being processed by metal material that is used for rolling mill practice or deformation technique, and therein, heating is through electric field or magnetic field or realize through resistance heated, has wherein used the environment of protection.Here it mainly by carbon dioxide, by argon gas, by nitrogen, by sulfur hexafluoride or constitute by helium.
File WO 2007/054237 A1 discloses a kind of casting rolling technology of combination, is directly eliminated rust before getting into temperature-adjusting device in the rolling in advance torrid zone, and wherein, pretreated band like this is maintained in temperature-adjusting device in the protective gas environment.
File WO 89/11363 also discloses a kind of method that is used for making continuously band steel or steel plate.File WO 98/00248 illustrates analog.
Summary of the invention
The objective of the invention is to reduce the oxide layer of existence and stop the during heating treatment formation and the foundation of oxide layer.Make every effort to avoid or reduce at least the blemish that causes by oxide skin in addition.
This purpose is characterised in that through of the present invention being implemented on the method and technology through in the intercept of stove, keeping the environment that perhaps is made up of pure hydrogen inert gas and hydrogen, steel slab surface or blank surface stand reduction at least one intercept of stove.
At this, the content of hydrogen can be between 3% and 100%, preferably between 5% and 50%.Inert gas is preferably nitrogen or argon gas.
The intercept that on throughput direction, can be connected with stove at least one the intercept front and/or the back of the environment that has reduction of stove, steel slab surface is through oxidated therein.So, this intercept of the environment that has oxidation of stove can have oxygen at least in part.
Heating of slab can be realized through responding in stove.
Preferably, described method relates to the continuous casting in casting rolling technology.Slab heat or all heat treatment (Ausgleichsgluehung) so preferably casting technique after and at rolling mill practice, in transport, realize before.At this, slab is carried continuously.
A kind of device that is used for continuous casting plate blank, it has stove, and slab can be conducted through stove; Wherein, there is the rust cleaning device in addition, utilizes the rust cleaning device; Steel slab surface can be eliminated rust, and it is characterized in that according to the present invention, and stove and accessory has at least two intercepts; Wherein, exist device to be used for keeping the environment of reduction, and exist device to be used for keeping the environment of oxidation at another intercept at least of stove at least one intercept of stove.
The device that is used to keep the environment of reduction preferably have be used for hydrogen with the conveyance conduit that preferably also is useful on inert gas.The device that is used to keep the environment of oxidation preferably has the conveyance conduit that at least one is used for oxygen.
Stove can be muffle (Muffelofen).The intercept of stove also can pass through jet pipe (Strahlrohr) and form, and this has this advantage, does not promptly have the flame of exposure.This stove also can comprise the heater element of induction.
Utilize the mode of operation of being advised to produce the steel billet material or the plate slab of the surface characteristic that has improvement.This through heat or all during the heat treatment in static stove or in roller hearth furnace (Rollenherdofen) the autotelic adjusting in ring border realize.
According to this suggestion, reduced the oxidation cortex that exists and largely stoped the formation or the foundation of oxidation cortex during heating treatment.Additionally, can remove less blemish through the autotelic combination of oxidation and reduction.
Thus, the surface quality of blank or slab can be enhanced, and this is particularly useful for the directly rolling torrid zone, for example comes from CSP casting rolling technology.Therefore, can satisfy high requirement, as for example having these requirements for the plate of the outer part (Aussenhautteil) that is used for automobile making for surface quality.
In any case can avoid or reduce the oxide skin at the bearing-surface place in stove (roller, Wimmler etc.) sets up.
Through avoiding the oxide skin loss and devaluing, can realize the higher output of equipment.
Also cause energy saving through better hot conduction in stove.Energy saving obtains with the saving that also has water thus, the oxide skin washer that promptly can also need with the water yield operation that reduces in case of necessity.The temperature loss still less of blank that interrelates with it or slab allows preset lower furnace temperature under the situation of the temperature that keeps slab equally when slab gets into first rolling-mill housing.
Description of drawings
Embodiments of the invention shown in the drawings.Wherein:
Fig. 1 schematically shown a kind of equipment that is used for the casting rolling slab that has casting device, roller hearth furnace and a hot-rolling mill unit and
Fig. 2 has schematically shown a kind of equipment that is used for traditional hot rolling process that has casting machine, slab storehouse, pot arch and milling train unit.
The specific embodiment
In Fig. 1, shown a kind of casting rolling equipment, it is known as this equipment.In casting machine 5, cast slab, its verticallydownwardly from mold leaves and utilizes the roller of some to be diverted in the horizontal plane then, and wherein, the blank of being cast further solidifies.On throughput direction F, further be connected with hot-rolling mill unit 6 in the back, on throughput direction F, further follow the coiling machine (Haspel) 8 of cooling package 7 and the band that is used to process.
In solution, between casting machine 5 and hot-rolling mill unit 6, be furnished with roller hearth furnace 2 according to Fig. 1.
In the solution that substitutes according to Fig. 2, used traditional hot rolling process, therein, slab at first leaves in the slab storehouse 9 after casting machine 5.Slab is from the 9 arrival stoves 2 of slab storehouse, and stove 2 is designed to pot arch.Next follow other the technology described in Fig. 1, promptly band rolling, cool off and batch.
Must before hot rolling system, be removed in heating and retention period formed surface scale in the slab stove.This utilizes the oxide skin washer to realize through under high pressure (200 to 400bar), washing with water traditionally.With reheat through continuous casting, cooling and ensuing and traditional manufacturing (according to Fig. 2) of hot rolling system relative, the slab (referring to CSP technology especially above-mentioned and Fig. 1) that comes from casting rolling technology directly is transferred to tropical mm finishing mill unit through roller hearth furnace with continuous method.At this, do not consider to remove through calcination or grinding slab before the possibility of blemish in hot rolling system.
Be arranged to for two technologies of being set forth, used stove 2, therein, through in the intercept 3 of stove 2, keeping by inert gas and/or hydrogen H
2The environment that constitutes, (referring to Fig. 1) steel slab surface has stood reduction at least one intercept 3 of stove 2.
In the described intercept 3 of stove 2, promptly regulated the ring border of reduction, utilize this ring border, can carry out the reduction of surface scale.Employed hydrogen (H
2) can have about content of 3% to 100%.
Before the intercept 3 of the environment that is having reduction on the throughput direction F, (but only shown in Fig. 1) is furnished with the intercept 4 on the surface that has oxidation in the embodiment according to Fig. 1 and Fig. 2.Here promptly imported oxygen (O
2); Also possible is to make the infiltration of (oxygenous) environment become possibility here.
Coming from the casting technique of blank or slab and the less blemish of curing process therefore can be removed through there being purpose to remove descale.Through having the regional autotelic combination of stove oxidation and environment reduction, can realize steel slab surface clean, exposed metal/bare metal in stove 2 back.
The combustion chamber can be through using the realization that should be used for of muffle or jet pipe with separating of furnace chamber.Alternatively, also possible is that completely or partially the heating element heater by means of induction heats and all heat treatment.
On throughput direction F, followed two stove intercepts or furnace chamber 3,4 in an embodiment in succession, wherein (as set forth) preferably at first realized the oxidation of slab 1, and realized its reduction then.Also possible is, in stove 2, is provided with more than two intercepts, three intercept (not shown) especially, and respective sustain is useful on the different environment of reduction or oxidation therein.
List of numerals
1 slab/blank
2 stoves
The intercept of 3 stoves
The intercept of 4 stoves
5 casting machines
6 hot-rolling mill units
7 cooling packages
8 coiling machines
9 slab storehouses
H
2Hydrogen
N
2Nitrogen
O
2Oxygen
The F throughput direction
Claims (18)
1. method that is used to cast continuously the slab (1) that especially is formed from steel; The said slab of being cast therein (1) is conducted through stove (2); And said therein slab (1) stands the rust cleaning operation; It is characterized in that, through in the intercept (3) of said stove (2), keeping by inert gas and hydrogen (H
2) or by pure hydrogen (H
2) environment that constitutes, at least one intercept (3) of said stove (2), steel slab surface stands reduction.
2. method according to claim 1 is characterized in that, hydrogen (H
2) content between 3% and 99.5%.
3. method according to claim 2 is characterized in that, hydrogen (H
2) content between 5% and 50%.
4. according to each described method in the claim 1 to 3, it is characterized in that said inert gas is nitrogen (N
2).
5. according to each described method in the claim 1 to 3, it is characterized in that said inert gas is argon gas (Ar).
6. according to each described method in the claim 1 to 5; It is characterized in that; Go up the intercept (4) that is connected with said stove (2) at least one intercept (3) of the environment that has reduction of said stove (2) before and/or afterwards at throughput direction (F); In said intercept (4), said steel slab surface is through oxidated.
7. method according to claim 6 is characterized in that, the intercept (4) of the environment that has oxidation of said stove (2) has oxygen (O at least in part
2).
8. according to each described method in the claim 1 to 7, it is characterized in that the heating of said slab (1) in said stove (2) realizes through responding to.
9. according to each described method in the claim 1 to 8, it is characterized in that said continuous casting realizes as casting rolling technology.
10. method according to claim 9 is characterized in that, the heating of said slab (1) is gone up realization after casting technique and before rolling mill practice at throughput direction (F).
11., it is characterized in that the conveying of said slab (1) realizes continuously according to each described method in the claim 1 to 10.
12. a device that is used for continuous casting plate blank (1), it has stove (2), and said slab (1) can be conducted through said stove (2); Wherein, there is the rust cleaning device in addition, utilizes said rust cleaning device; Steel slab surface can be eliminated rust, and it is characterized in that, said stove (2) has at least two intercepts (3; 4); Wherein, exist device to be used for keeping the environment of reduction, and exist device to be used for keeping the environment of oxidation at another intercept at least (4) of said stove (2) at least one intercept (3) of said stove (2).
13. device according to claim 12 is characterized in that, the said device that is used to keep the environment of reduction comprises that at least one is used for hydrogen (H
2) conveyance conduit.
14. device according to claim 13 is characterized in that, the said device that is used to keep the environment of reduction comprises that additionally at least one is used for the conveyance conduit of inert gas.
15., it is characterized in that the said device that is used to keep the environment of oxidation comprises that at least one is used for oxygen (O according to claim 12 or 14 described devices
2) conveyance conduit.
16., it is characterized in that said stove (2) is a muffle according to each described device in the claim 12 to 15.
17., it is characterized in that the intercept (3,4) of said stove (2) forms through jet pipe according to each described device in the claim 12 to 15.
18., it is characterized in that said stove (2) comprises the heater element of induction according to each described device in the claim 12 to 15.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009018683.2 | 2009-04-23 | ||
| DE102009018683A DE102009018683A1 (en) | 2009-04-23 | 2009-04-23 | Method and device for continuous casting of a slab |
| PCT/EP2010/002369 WO2010121763A1 (en) | 2009-04-23 | 2010-04-19 | Process and apparatus for the continuous casting of a slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102413954A true CN102413954A (en) | 2012-04-11 |
Family
ID=42238664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010800183549A Pending CN102413954A (en) | 2009-04-23 | 2010-04-19 | Process and apparatus for continuous casting of slab |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20120043049A1 (en) |
| EP (1) | EP2421664A1 (en) |
| KR (1) | KR20110128917A (en) |
| CN (1) | CN102413954A (en) |
| BR (1) | BRPI1013849A2 (en) |
| DE (1) | DE102009018683A1 (en) |
| RU (1) | RU2493925C2 (en) |
| UA (1) | UA100634C2 (en) |
| WO (1) | WO2010121763A1 (en) |
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| CN107030121A (en) * | 2017-04-13 | 2017-08-11 | 杭州电子科技大学 | A kind of quick self-adapted temperature control method of continuous casting billet sensing heating |
| CN109922904A (en) * | 2016-11-03 | 2019-06-21 | 首要金属科技奥地利有限责任公司 | Casting-rolling-equipment complex and the finished strip for being continuously manufactured by hot rolling method |
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| DE102009031236B3 (en) * | 2009-06-26 | 2010-12-02 | Salzgitter Flachstahl Gmbh | Producing steel strip by strip casting, comprises placing metal melt from feed vessel to rotating casting strip of horizontal strip casting system by casting groove and siphon-like outlet area formed as casting nozzle under protective gas |
| EP2524971A1 (en) * | 2011-05-20 | 2012-11-21 | Siemens VAI Metals Technologies GmbH | Method and device for preparing steel milled goods before hot rolling |
| AT511429B1 (en) * | 2011-06-10 | 2012-12-15 | Siemens Vai Metals Tech Gmbh | METHOD AND DEVICE FOR PRE-TREATING A ROLLING BEFORE ROLLING |
| EP2687611A1 (en) * | 2012-07-17 | 2014-01-22 | Linde Aktiengesellschaft | Method and apparatus for controlling surface porosity of metal materials |
| JP6431796B2 (en) * | 2015-03-20 | 2018-11-28 | 昭和電工株式会社 | Aluminum bar and manufacturing method thereof |
| JP2018518369A (en) * | 2015-05-11 | 2018-07-12 | エス・エム・エス・グループ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング | Method for producing a metallic strip in a casting and rolling process |
| CN111702010B (en) * | 2020-06-23 | 2022-03-11 | 中冶赛迪工程技术股份有限公司 | Production process of thin strip by continuous casting and rolling |
| IT202000016120A1 (en) * | 2020-07-03 | 2022-01-03 | Arvedi Steel Eng S P A | PLANT AND PROCEDURE FOR THE CONTINUOUS PRODUCTION OF HOT ROLLED ULTRA-THIN STEEL STRIPS |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3771584A (en) * | 1971-01-08 | 1973-11-13 | Roblin Industries | Method for continuously casting steel billet strands to minimize the porosity and chemical segregation along the center line of the strand |
| CN1069681A (en) * | 1991-08-28 | 1993-03-10 | 上海钢铁研究所 | Thin strip continuous casting device |
| US5816311A (en) * | 1995-12-22 | 1998-10-06 | Ishikawajima-Harima Heavy Industries Company Limited | Twin roll continuous caster |
| US6280542B1 (en) * | 1996-06-07 | 2001-08-28 | Corus Technology Bv | Method and apparatus for the manufacture of a steel strip |
| US20020017374A1 (en) * | 2000-07-12 | 2002-02-14 | Danieli Technology, Inc. | Method and apparatus for the direct production of scale-free thin metal strip |
| US6478899B1 (en) * | 1998-02-25 | 2002-11-12 | Ugine S.A. | Installation for making cold rolled stainless steel bands |
| CN1487099A (en) * | 2003-07-30 | 2004-04-07 | 青岛钢铁控股集团有限责任公司 | Technological process of making flat spring steel for automobile |
Family Cites Families (16)
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- 2010-04-19 EP EP10715699A patent/EP2421664A1/en not_active Withdrawn
- 2010-04-19 RU RU2011147471/02A patent/RU2493925C2/en not_active IP Right Cessation
- 2010-04-19 WO PCT/EP2010/002369 patent/WO2010121763A1/en active Application Filing
- 2010-04-19 CN CN2010800183549A patent/CN102413954A/en active Pending
- 2010-04-19 BR BRPI1013849A patent/BRPI1013849A2/en not_active IP Right Cessation
- 2010-04-19 US US13/266,042 patent/US20120043049A1/en not_active Abandoned
- 2010-04-19 KR KR1020117023759A patent/KR20110128917A/en not_active Application Discontinuation
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109922904A (en) * | 2016-11-03 | 2019-06-21 | 首要金属科技奥地利有限责任公司 | Casting-rolling-equipment complex and the finished strip for being continuously manufactured by hot rolling method |
| CN109922904B (en) * | 2016-11-03 | 2021-11-19 | 首要金属科技奥地利有限责任公司 | Casting-rolling-cladding plant and method for continuously producing hot-rolled finished strip |
| CN107030121A (en) * | 2017-04-13 | 2017-08-11 | 杭州电子科技大学 | A kind of quick self-adapted temperature control method of continuous casting billet sensing heating |
| CN107030121B (en) * | 2017-04-13 | 2019-03-29 | 杭州电子科技大学 | A kind of quick self-adapted temperature control method of continuous casting billet induction heating |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2493925C2 (en) | 2013-09-27 |
| DE102009018683A1 (en) | 2010-10-28 |
| RU2011147471A (en) | 2013-05-27 |
| US20120043049A1 (en) | 2012-02-23 |
| WO2010121763A1 (en) | 2010-10-28 |
| BRPI1013849A2 (en) | 2019-09-24 |
| KR20110128917A (en) | 2011-11-30 |
| UA100634C2 (en) | 2013-01-10 |
| EP2421664A1 (en) | 2012-02-29 |
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Application publication date: 20120411 |