EP0902736B1 - Procede et dispositif de coulee de l'acier dans une rigole de coulee imergee - Google Patents
Procede et dispositif de coulee de l'acier dans une rigole de coulee imergee Download PDFInfo
- Publication number
- EP0902736B1 EP0902736B1 EP97926968A EP97926968A EP0902736B1 EP 0902736 B1 EP0902736 B1 EP 0902736B1 EP 97926968 A EP97926968 A EP 97926968A EP 97926968 A EP97926968 A EP 97926968A EP 0902736 B1 EP0902736 B1 EP 0902736B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- immersion
- immersion delivery
- melt
- delivery portion
- means according
- 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
Links
- 238000007654 immersion Methods 0.000 title claims abstract description 87
- 238000000034 method Methods 0.000 title claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 7
- 239000010959 steel Substances 0.000 title claims abstract description 7
- 230000008569 process Effects 0.000 title abstract description 4
- 239000000155 melt Substances 0.000 claims abstract description 22
- 239000013598 vector Substances 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims abstract description 5
- 229910052751 metal Inorganic materials 0.000 claims abstract description 5
- IHQKEDIOMGYHEB-UHFFFAOYSA-M sodium dimethylarsinate Chemical class [Na+].C[As](C)([O-])=O IHQKEDIOMGYHEB-UHFFFAOYSA-M 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 5
- 230000009467 reduction Effects 0.000 claims description 2
- 238000007373 indentation Methods 0.000 claims 5
- 239000007791 liquid phase Substances 0.000 claims 3
- 238000005266 casting Methods 0.000 claims 1
- 230000001747 exhibiting effect Effects 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- 208000029152 Small face Diseases 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 239000012530 fluid Substances 0.000 abstract 1
- 230000009189 diving Effects 0.000 description 6
- 238000007598 dipping method Methods 0.000 description 4
- 230000007480 spreading Effects 0.000 description 4
- 239000004575 stone Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 241000792859 Enema Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000007920 enema Substances 0.000 description 1
- 229940095399 enema Drugs 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/50—Pouring-nozzles
Definitions
- the invention relates to a method and a device for influencing the Flow propagation of a metallic liquid, especially steel, from a melt container via a first immersion pouring part, which has a polygonal, has oval or circular cross section, and an intermediate part through a second immersion pouring part, which has an elongated cross section, guided into a stationary mold flows to produce slabs.
- a pouring tube for metallurgical vessels is known, which into an upper tubular length section and a lower rectangular one Length section part divided, with a between two length sections conical transition is provided.
- the rectangular cross section can be a Have aspect ratio of 20: 1 to 80: 1.
- a crossbar is provided which holds the liquid Steel leads into the side openings.
- the steel comes with relative high kinetic energy in the mold.
- the crossbar is high Exposed to wear.
- a submerged nozzle which has a shaped stone with a tubular Form, which has a conical component with a lower in the Melt immersed rectangular shaped stone is connected. At the bottom Shaped stones are provided in the flow cross-section of longitudinal webs.
- the invention has set itself the goal, the above.
- a method and an apparatus relating to a diving spout to create metal melts with which the turbulence in the Dipping spout itself and in the mold and at the same time the depth of penetration of the fed melt is minimized in the sump located in the mold.
- the invention achieves this goal by the characterizing features of Process claim 1 and device claim 5.
- the central volume flow in the inlet area of this immersion pouring part reduced.
- This reduction in volume flow is achieved by throttling the central area, while the spreading angle of the Liquid jet is enlarged and so far that a backflow in the Side region of the immersion pouring part having an elongated cross section in the essentially omitted.
- the throttling of the central volume flow is achieved in that the area before entering the immersion pouring part, which has an elongated cross section or the admission itself is designed in a special way.
- the Free space should be kept sufficiently open so that there is always a defined amount in the central area of the second immersion pouring part flows.
- the wall of the broad side of the in Pouring direction in front of the one with an elongated cross section Immersion part arranged intermediate part have a concave bulge.
- this bulge is in the form of a Quarter hollow sphere designed.
- it has the shape a pipe segment with a definable contour.
- the throttling is also achieved by narrowing the space of entry of the immersion pouring part. This constriction can be caused by flow bodies at the Wide side of the immersion pouring part are arranged or by molding dents be effected.
- the narrowing has a dimension whose width is approximately the same Diameter of the upstream tubular immersion pouring part and in length from 0.2 to 1.2 times its width.
- leading and trailing edges are sharp-edged and have thereby an angle ⁇ from the leading edge and the inner wall of 90 to 150 ° on.
- the shape of the intermediate part and the narrowing can be combined become. With this combination, it is proposed that the contour of the bulge of the Between the leading edge of the flow element in the second Align immersion pouring part.
- Figures 1 and 4 show longitudinal sections and Figures 2, 3 and 5 Cross sections of an immersion nozzle, which is composed of a first immersion nozzle 11, an intermediate part 31 and a second immersion pouring part 21 is composed.
- the Center axis is labeled I.
- the first is Immersion pouring part 11 fastened to a melt vessel 41 via a flange 12.
- the outlet 42 of the melt vessel 41 can be closed by a plug 43.
- the first immersion pouring part 11 has a round, oval or polygonal Cross-section and is via the intermediate part 31 with the second immersion pouring part 21 connected which has broad sides 25 which are significantly larger than Narrow sides 26.
- the first immersion pouring part 11 a slot 13.
- the second immersion pouring part 21 projects into a mold 51, the mouth 28 immersed in the melt S located in the mold 51. On the melt S is pourable powder P.
- the intermediate part 31 has a bulge 34, which in the right part as Spherical shape 35 and in the left part is designed as a tubular segment 36.
- the Pipe segment 36 can, based on its main axis II, a constant radius have or also be designed parabolic.
- FIG. 2 shows the top view of the bulge 34, here as a tube segment 36 shown.
- FIG. 3 shows the top view of the bulge 34 as a spherical shape 35.
- the pointed mouth of the quarter hollow sphere 35 at the transition to Broadside 25 of the second immersion pouring part 21.
- the slot 13 is located at the mouth.
- the narrow side 33 is at an angle ⁇ to the run-up 22 inclined.
- FIG. 2 shows the view on the broad side 32 of the intermediate part 31.
- the bulge 34 is designed as a tubular segment 36 in the central region.
- the bulge 34 is designed as a quarter hollow ball 35.
- the speed vectors have one Component that allows part of the melt to flow back to the bath surface. Here they are guided to the center of the mold 51 and in the center of the mold 51 between the diving spout 21 and the broad side 25, and the broad side 52 of the mold 51 steered again in the direction of strand withdrawal.
- the narrow side 21 opens in relation to the mouth of the second immersion pouring part on the central axis I conical at an angle ⁇ .
- This angle a can be clearly above the possible 7 ° for free rays and can have a value of up to 15 ° assume ( Figure 5).
- FIG. 4 has one in the shade 22 of the first immersion pouring part 11 in the inlet 22 Flow body 62 or a bulge 61.
- the first immersion pouring part 11 is designed as a tube, the end of which is closed by a closure 27.
- a tubular segment 36 is arranged in the inner gusset between the end 27 and the tube 11.
- the Contour 37 is parabolic.
- the pipe segment meets from its mouth on the leading edge of a flow body 62.
- leading edge 64 is toward the inside of the flow body 62 arranged at an angle of 90 °.
- the trailing edge 65 this Flow body 62 also has an angle ⁇ of 90 °.
- the tube 11 On the right side, the tube 11 is closed by an inclined surface 38 which is led to the inlet 22 of the second immersion pouring part 21.
- the entry area 22 is designed as a bulge 61.
- the outer surface of the leading edge 64 has the same inclination angle as the inclined surface 38.
- the trailing edge 65 has an angle ⁇ of approximately 45 °.
- the Broadside 25 of the second immersion pouring part 21 has the same wall thickness as that Bump and jumps out in the area of the trailing edge 65.
- the free space 23 has the same size like the entire second immersion pouring part down to its mouth.
- FIG. 5 shows the top view of the section of the second one shown in FIG. 4 Immersion pouring part 21 with the constriction 61, 62.
- the Length I at a value of I 0.2 to 1.2 x D, corresponding to the diameter D. of the tubular first immersion pouring part 11.
- the angle ⁇ in upper range of the possible bevel ⁇ 0 to 40 °.
- the angle ⁇ is also selected larger than in Figures 2 and 3, with ⁇ between 0 to 15 ° can be.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
- Coating With Molten Metal (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Jet Pumps And Other Pumps (AREA)
- Devices For Dispensing Beverages (AREA)
- Details Of Rigid Or Semi-Rigid Containers (AREA)
Claims (16)
- Procédé pour influencer la dispersion de l'écoulement d'un liquide métallique, en particulier de l'acier, qui s'écoule d'un récipient de matière en fusion (41), par l'intermédiaire d'une première partie (11) de busette de coulée de plongée, qui présente une section transversale polygonale, ovale ou circulaire, et d'une partie intermédiaire (31) à travers une seconde partie (21) de busette de coulée de plongée, qui présente une section transversale rectangulaire ayant des côtés larges (25) et des côtés étroits (26), de façon guidée dans une coquille fixe (51) pour engendrer des brames, le courant volumique central étant réduit dans la zone d'entrée de la seconde partie (21) de busette de coulée de plongée,
caractérisé par les particularités suivantes :a) en même temps que la réduction du courant volumique central dans la zone d'entrée de la seconde partie (21) de busette de coulée de plongée, l'angle d'écartement (δ) du jet de liquide est augmenté de sorte qu'un écoulement en retour dans la zone latérale de la partie intermédiaire (31) et de la seconde partie de busette de coulée de plongée n'a généralement pas lieu, etb) lorsqu'elle quitte la seconde partie (21) de busette de coulée de plongée, la matière en fusion s'écoule avec un profil de vitesse dont les vecteurs de vitesse sont plus petits au centre de l'embouchure que dans les zones des côtés étroits (26). - Procédé selon la revendication 1,
caractérisé en qu'il est donné, aux vecteurs de vitesse dans la zone des côtés étroits après avoir quitté l'embouchure de la seconde partie de busette de coulée de plongée, une composante orientée vers le côté étroit de la coquille, qui garantit un courant de retour visé de la matière en fusion vers le niveau du bain dans la coquille, et la quantité de la matière en fusion est réglée de sorte que la matière en fusion dans sa totalité pénètre dans le bassin de coulée, présent dans la coquille, de la barre extraite à une vitesse de 1 à 10 m/mn jusqu'à une profondeur correspondant à une longueur de mélange (L) de L = 0,2 à 4 m. - Procédé selon la revendication 2,
caractérisé en ce que la matière en fusion pénètre dans le bassin de coulée, présent dans la coquille, de la barre extraite à une vitesse de 4 à 5 m/mn jusqu'à une profondeur correspondant à une longueur de mélange (L) de L = 0,2 à 2 m. - Procédé selon une des revendications précitées,
caractérisé en ce que, au-dessous de l'extrémité de la zone de mélange, les vecteurs de vitesse du bassin de coulée sont orientés de façon identique et sont égaux par rapport à la vitesse de coulée. - Busette de coulée de plongée pour la coulée de liquides métalliques, en particulier d'acier, constituée d'une première partie (11) de busette de coulée de plongée, reliée à un récipient (41) de matière en fusion, qui possède une section transversale polygonale, ovale ou circulaire, et d'une seconde partie (21) de busette de coulée de plongée s'y raccordant par une partie intermédiaire (31), qui possède une section transversale rectangulaire ayant des côtés larges (25) et des côtés étroits (26) et dont la surface de section transversale est égale ou inférieure à celle de la première partie de busette de coulée de plongée, la busette de coulée de plongée pénétrant dans une coquille fixe, pour engendrer des brames, à une profondeur telle que l'embouchure de la seconde partie de busette de coulée de plongée plonge dans la matière en fusion, pour la mise en oeuvre du procédé selon une des revendications précitées,
caractérisée en ce que, dans la zone de l'axe central (I) de la busette de coulée de plongée, la partie intermédiaire (31) et/ou l'entrée (22) de la seconde partie (21) de busette de coulée de plongée sont réalisées comme élément d'étranglement, de sorte que le courant principal, quittant la première partie (11) de busette de coulée de plongée, de la matière en fusion (S) est étranglé. - Busette de coulée de plongée selon la revendication 5,
caractérisée en ce que la paroi du côté large (32) de la partie intermédiaire (31) possède, dans le prolongement de la première partie (11) de busette de coulée de plongée, une courbure concave (34). - Busette de coulée de plongée selon la revendication 6,
caractérisée en ce que la courbure (34) présente une conformation (35) sphérique et est de plus réalisée, en particulier, comme quart de sphère creuse. - Busette de coulée de plongée selon la revendication 6,
caractérisée en ce que la courbure (34) est réalisée de façon correspondant à un segment tubulaire (36) dont l'axe principal (II) est guidé parallèlement au côté large (32) de la partie intermédiaire (31). - Busette de coulée de plongée selon la revendication 8,
caractérisée en ce que le contour (37) du segment tubulaire (36) présente une forme parabolique, le plus petit rayon étant orienté vers l'entrée (22) de la seconde partie (21) de busette de coulée de plongée. - Busette de coulée de plongée selon la revendication 5,
caractérisée en ce que la fermeture (27) fermant les bords supérieurs des côtés larges (25) est inclinée sous un angle γ de 0 à 40°. - Busette de coulée de plongée selon la revendication 5,
caractérisée en ce qu'un rétrécissement (24) est prévu dans l'espace libre (23) entre les côtés larges (25) de la seconde partie (21) de busette de coulée de plongée dans le prolongement de la première partie (11) de busette de coulée de plongée. - Busette de coulée de plongée selon la revendication 11,
caractérisée en ce que le rétrécissement (24) est formé par des bosses (61), s'étendant dans l'espace libre (23) de la seconde partie (21) de busette de coulée de plongée, des parois (25) des côtés larges. - Busette de coulée de plongée selon la revendication 11,
caractérisée en ce que le rétrécissement (24) est formé par des corps d'écoulement 62) s'étendant dans l'espace libre (23) de la seconde partie (21) de busette de coulée de plongée. - Busette de coulée de plongée selon la revendication 12 ou 13,
caractérisée en ce que le rétrécissement (24) s'étend dans la direction d'écoulement sur une longueur (I), avec I > 0,2 à 1,2 x D, avec D = diamètre de la première partie tubulaire de busette de coulée de plongée. - Busette de coulée de plongée selon la revendication 11,
caractérisée en ce que le bord avant (64) et/ou le bord arrière (65), dans le sens d'écoulement, du rétrécissement (24) est réalisé à arête vive avec un angle β = 90 à 150°. - Busette de coulée de plongée selon les revendications 6 et 14,
caractérisée en ce que, en service, une partie intermédiaire (31) suit la courbure (34) et le contour de la surface avant, dans le sens d'écoulement, du rétrécissement (24) suit le contour (37) de la courbure (34) pour le rétrécissement (24) dans l'espace libre (23) de la seconde partie (21) de busette de coulée de plongée.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19623787A DE19623787C2 (de) | 1996-06-04 | 1996-06-04 | Verfahren und Vorrichtung zum Ausgießen von Stahl aus einem Tauchausguß |
| DE19623787 | 1996-06-04 | ||
| PCT/DE1997/001093 WO1997046344A1 (fr) | 1996-06-04 | 1997-05-29 | Procede et dispositif de coulee de l'acier dans une rigole de coulee imergee |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0902736A1 EP0902736A1 (fr) | 1999-03-24 |
| EP0902736B1 true EP0902736B1 (fr) | 2000-02-23 |
Family
ID=7796971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP97926968A Expired - Lifetime EP0902736B1 (fr) | 1996-06-04 | 1997-05-29 | Procede et dispositif de coulee de l'acier dans une rigole de coulee imergee |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US6260740B1 (fr) |
| EP (1) | EP0902736B1 (fr) |
| JP (1) | JP3174348B2 (fr) |
| KR (1) | KR100355001B1 (fr) |
| CN (1) | CN1087200C (fr) |
| AT (1) | ATE189868T1 (fr) |
| AU (1) | AU3164197A (fr) |
| BR (1) | BR9709536A (fr) |
| CA (1) | CA2257139C (fr) |
| DE (2) | DE19623787C2 (fr) |
| ES (1) | ES2142686T3 (fr) |
| RU (1) | RU2153956C1 (fr) |
| WO (1) | WO1997046344A1 (fr) |
| ZA (1) | ZA974485B (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19724232C2 (de) * | 1997-06-03 | 1999-04-15 | Mannesmann Ag | Verfahren und Vorrichtung zum Erzeugen von Brammen |
| RU2200645C2 (ru) * | 2001-06-08 | 2003-03-20 | Открытое акционерное общество "Новолипецкий металлургический комбинат" | Устройство для непрерывной разливки стали |
| DE10240491A1 (de) * | 2002-09-03 | 2004-01-15 | Refractory Intellectual Property Gmbh & Co.Kg | Feuerfestes keramisches Tauchrohr |
| KR20170005469A (ko) * | 2014-05-21 | 2017-01-13 | 노벨리스 인크. | 비접촉 용융된 금속 흐름 제어 |
| CN114749650B (zh) * | 2022-05-08 | 2024-08-09 | 新疆八一钢铁股份有限公司 | 一种抛物线型长寿命连铸浸入式水口 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1294474A1 (ru) * | 1983-01-03 | 1987-03-07 | Днепропетровский Завод Металлургического Оборудования | Огнеупорный стакан дл разливки металла |
| JPS62197252A (ja) * | 1986-02-25 | 1987-08-31 | Kawasaki Steel Corp | 連続鋳造用の浸漬ノズル |
| DE3709188A1 (de) * | 1987-03-20 | 1988-09-29 | Mannesmann Ag | Ausgiessrohr fuer metallurgische gefaesse |
| DE4320723A1 (de) * | 1993-06-23 | 1995-01-05 | Didier Werke Ag | Eintauchausguß |
| DE19512208C1 (de) * | 1995-03-21 | 1996-07-18 | Mannesmann Ag | Tauchausguß zum Gießen von Metall |
-
1996
- 1996-06-04 DE DE19623787A patent/DE19623787C2/de not_active Expired - Fee Related
-
1997
- 1997-05-22 ZA ZA9704485A patent/ZA974485B/xx unknown
- 1997-05-29 DE DE59701153T patent/DE59701153D1/de not_active Expired - Lifetime
- 1997-05-29 KR KR1019980709857A patent/KR100355001B1/ko not_active Expired - Fee Related
- 1997-05-29 BR BR9709536A patent/BR9709536A/pt not_active IP Right Cessation
- 1997-05-29 WO PCT/DE1997/001093 patent/WO1997046344A1/fr not_active Ceased
- 1997-05-29 US US09/194,987 patent/US6260740B1/en not_active Expired - Lifetime
- 1997-05-29 AU AU31641/97A patent/AU3164197A/en not_active Abandoned
- 1997-05-29 CN CN97195276A patent/CN1087200C/zh not_active Expired - Fee Related
- 1997-05-29 EP EP97926968A patent/EP0902736B1/fr not_active Expired - Lifetime
- 1997-05-29 AT AT97926968T patent/ATE189868T1/de active
- 1997-05-29 ES ES97926968T patent/ES2142686T3/es not_active Expired - Lifetime
- 1997-05-29 CA CA002257139A patent/CA2257139C/fr not_active Expired - Fee Related
- 1997-05-29 RU RU99100098/02A patent/RU2153956C1/ru not_active IP Right Cessation
- 1997-05-29 JP JP50009498A patent/JP3174348B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| ES2142686T3 (es) | 2000-04-16 |
| JP2000502614A (ja) | 2000-03-07 |
| KR100355001B1 (ko) | 2002-12-26 |
| WO1997046344A1 (fr) | 1997-12-11 |
| DE59701153D1 (de) | 2000-03-30 |
| ATE189868T1 (de) | 2000-03-15 |
| EP0902736A1 (fr) | 1999-03-24 |
| JP3174348B2 (ja) | 2001-06-11 |
| US6260740B1 (en) | 2001-07-17 |
| DE19623787C2 (de) | 1998-07-02 |
| BR9709536A (pt) | 1999-08-10 |
| KR20000016284A (ko) | 2000-03-25 |
| ZA974485B (en) | 1997-12-29 |
| RU2153956C1 (ru) | 2000-08-10 |
| CN1087200C (zh) | 2002-07-10 |
| DE19623787A1 (de) | 1997-12-11 |
| CA2257139C (fr) | 2006-09-19 |
| CA2257139A1 (fr) | 1997-12-11 |
| CN1221363A (zh) | 1999-06-30 |
| AU3164197A (en) | 1998-01-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0589998B1 (fr) | Busette de coulee par immersion pour brames minces | |
| DE2240643C3 (de) | Düsenstein für Gießpfannen an Metallverdüsungsanlagen | |
| DE69702984T2 (de) | Tauchgiessrohr zum stranggiessen von dünnbrammen | |
| DE69514956T2 (de) | Tauchgiessrohr zum Stranggiessen | |
| DE60116652T2 (de) | Eintauchausguss und verwendung dieser vorrichtung | |
| DE60006996T2 (de) | Giessrohr mit verbesserten Strömungseigenschaften | |
| DE2527585A1 (de) | Giessrohr mit einer bodenoeffnung zum kontinuierlichen stahlstranggiessen | |
| DE2417512A1 (de) | Verfahren zum einbringen von stahl in eine stranggiesskokille und vorrichtung dazu | |
| EP0902736B1 (fr) | Procede et dispositif de coulee de l'acier dans une rigole de coulee imergee | |
| DE3524372A1 (de) | Straggiessduesen | |
| DE2132294A1 (de) | Verfahren und Vorrichtung zum Giessen von Metallschmelze | |
| EP0630711A1 (fr) | Busette de coulée immergée | |
| EP1042087B1 (fr) | Dispositif pour l'amenee de metal en fusion | |
| DE69033895T2 (de) | Verfahren und Einrichtung zum Bandstranggiessen | |
| DE69120829T2 (de) | Verfahren und vorrichtung zur spätzugabe teilchenförmiger legierungen beim giessen von metallschmelzen | |
| WO1996011078A1 (fr) | Buse de coulee immergee | |
| WO1998055250A1 (fr) | Procede et dispositif pour la production de brames | |
| DE2250048A1 (de) | Feuerfestes giessrohr zum stranggiessen schmelzfluessiger metalle | |
| EP1286799A1 (fr) | Procede pour la production d'une ebauche coulee en continu | |
| EP0984838B1 (fr) | Busette de coulee par immersion pour coquille de coulee continue de brames | |
| DE19738385A1 (de) | Tauchgießrohr zum Einleiten von Schmelze aus einem Gieß- oder Zwischenbehälter in eine Kokille | |
| EP3189913B1 (fr) | Dispositif et procede de dosage de matiere fondue | |
| EP1506827A1 (fr) | Système et procédé de coulée métaux non-ferreux | |
| DE2657406C3 (de) | Vorrichtung zum Reinigen der Schmelze beim horizontalen Stranggießen | |
| DE1959570A1 (de) | Verfahren und Einrichtung zum kontinuierlichen Giessen von Metall |
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 |
|
| 17P | Request for examination filed |
Effective date: 19981118 |
|
| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE DE DK ES FR GB IT LU NL |
|
| GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
| GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
| GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
| 17Q | First examination report despatched |
Effective date: 19990722 |
|
| GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
| GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
| RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: SMS DEMAG AG |
|
| AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AT BE DE DK ES FR GB IT LU NL |
|
| REF | Corresponds to: |
Ref document number: 189868 Country of ref document: AT Date of ref document: 20000315 Kind code of ref document: T |
|
| ET | Fr: translation filed | ||
| GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) |
Effective date: 20000223 |
|
| REF | Corresponds to: |
Ref document number: 59701153 Country of ref document: DE Date of ref document: 20000330 |
|
| REG | Reference to a national code |
Ref country code: ES Ref legal event code: FG2A Ref document number: 2142686 Country of ref document: ES Kind code of ref document: T3 |
|
| ITF | It: translation for a ep patent filed | ||
| REG | Reference to a national code |
Ref country code: DK Ref legal event code: T3 |
|
| 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 |
|
| 26N | No opposition filed | ||
| REG | Reference to a national code |
Ref country code: GB Ref legal event code: IF02 |
|
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: ES Payment date: 20090521 Year of fee payment: 13 Ref country code: DK Payment date: 20090513 Year of fee payment: 13 |
|
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: LU Payment date: 20090602 Year of fee payment: 13 Ref country code: FR Payment date: 20090513 Year of fee payment: 13 |
|
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: BE Payment date: 20090622 Year of fee payment: 13 |
|
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20090522 Year of fee payment: 13 |
|
| BERE | Be: lapsed |
Owner name: *SMS DEMAG A.G. Effective date: 20100531 |
|
| REG | Reference to a national code |
Ref country code: DK Ref legal event code: EBP |
|
| GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20100529 |
|
| REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST Effective date: 20110131 |
|
| 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: 20100531 |
|
| 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 NON-PAYMENT OF DUE FEES Effective date: 20100531 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20100531 |
|
| REG | Reference to a national code |
Ref country code: ES Ref legal event code: FD2A Effective date: 20110718 |
|
| 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 NON-PAYMENT OF DUE FEES Effective date: 20110706 Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20100529 |
|
| 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 NON-PAYMENT OF DUE FEES Effective date: 20100530 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20100529 |
|
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: AT Payment date: 20120511 Year of fee payment: 16 |
|
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20130522 Year of fee payment: 17 |
|
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: NL Payment date: 20130521 Year of fee payment: 17 Ref country code: IT Payment date: 20130527 Year of fee payment: 17 |
|
| REG | Reference to a national code |
Ref country code: DE Ref legal event code: R119 Ref document number: 59701153 Country of ref document: DE |
|
| REG | Reference to a national code |
Ref country code: NL Ref legal event code: V1 Effective date: 20141201 |
|
| REG | Reference to a national code |
Ref country code: AT Ref legal event code: MM01 Ref document number: 189868 Country of ref document: AT Kind code of ref document: T Effective date: 20140529 |
|
| REG | Reference to a national code |
Ref country code: DE Ref legal event code: R119 Ref document number: 59701153 Country of ref document: DE Effective date: 20141202 |
|
| 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: 20140529 Ref country code: NL Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20141201 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20141202 Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20140529 |