WO2008032423A1 - Ensemble de lingots - Google Patents

Ensemble de lingots Download PDF

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Publication number
WO2008032423A1
WO2008032423A1 PCT/JP2006/325645 JP2006325645W WO2008032423A1 WO 2008032423 A1 WO2008032423 A1 WO 2008032423A1 JP 2006325645 W JP2006325645 W JP 2006325645W WO 2008032423 A1 WO2008032423 A1 WO 2008032423A1
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WO
WIPO (PCT)
Prior art keywords
ingot
ingots
assembly
metal
stages
Prior art date
Application number
PCT/JP2006/325645
Other languages
English (en)
Japanese (ja)
Inventor
Itsuo Kato
Original Assignee
Asahi Seiren Company Limited
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asahi Seiren Company Limited filed Critical Asahi Seiren Company Limited
Publication of WO2008032423A1 publication Critical patent/WO2008032423A1/fr

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Classifications

    • 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
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/04—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces of multiple-hearth type; of multiple-chamber type; Combinations of hearth-type furnaces
    • F27B3/045—Multiple chambers, e.g. one of which is used for charging
    • 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
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/18—Arrangements of devices for charging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/0025—Charging or loading melting furnaces with material in the solid state
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/0033—Charging; Discharging; Manipulation of charge charging of particulate material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/06—Charging or discharging machines on travelling carriages

Definitions

  • the present invention is an ingot assembly suitable for transporting an ingot to a melting furnace and putting it into the melting furnace when melting the ingot in a melting furnace.
  • a melting furnace for melting a metal is a melting burner (72) provided at the bottom of a preheating tower (71) by introducing a substance (75) into a preheating tower (71) as shown in FIG.
  • the melted material (75) is melted sequentially from below and fed into the molten metal holding chamber (73).
  • the molten metal (74) is pumped from the molten metal holding chamber (73) to the adjacent well via the communication passage (77), and the molten metal (74) is sequentially supplied to a die force machine (not shown).
  • (76) is a temperature maintaining burner for keeping the temperature of the molten metal (74) constant.
  • an ingot As an object to be melted (75) to be put into a melting furnace, an ingot can be mentioned.
  • a method of charging the ingot into the melting furnace there is a method in which the ingot is placed on the belt conveyor (78) as it is being transported and is directly loaded into the melting furnace (for example, the following patent document). 1).
  • the ingot has a structure like the ingot assembly (200) shown in FIG. 9 and is transported.
  • the ingot assembly (200) has a structure in which a plurality of ingots (82) arranged in a plane (7 in FIG. 9) are stacked so as to be orthogonal to the lower ingot (82).
  • RU In addition, (81) is a leg lump for supporting the ingot (82), and (83) is a band-shaped fastening member for fastening the ingot assembly (200).
  • V in which metal ingots other than ingots cannot be charged into the melting furnace.
  • Metal ingots other than ingots that can be put into the melting furnace include reducing scraps that are actually used cutting scraps of the raw material, and dry drier in which the reducing scraps are dried. Etc. Since reducing waste and dried pallets are originally raw materials, it is preferable to use them because it leads to recycling of raw materials.
  • the belt 'conveyor (78) or the like is also loaded with the ingot assembly (200) in order to more efficiently carry it to the melting furnace.
  • the existing belt 'conveyor is suitable for feeding the ingot assembly (200) into the melting furnace, but is not suitable for feeding metal blocks of other shapes into the melting furnace. In other words, metal ingots other than ingots cannot be put into the melting furnace.
  • the flame (72a) of the melting burner (72) dissolves the ingot assembly (200) at the bottom of the preheating tower (71) in sequence, Ascend through the ingot assembly (200) and try to release it to the atmosphere from the raw material inlet (7 la) of the preheating tower (71).
  • the ingot (82) is assembled like the ingot assembly (200), a gap is formed between the adjacent ingots (82).
  • the high-temperature exhaust gas passes through the preheating tower in a short time and is released to the atmosphere without much resistance.
  • the temperature of the high-temperature exhaust gas released to the atmosphere is high, and the time until it is released to the atmosphere is short. Therefore, the ingot assembly (200) is released to the atmosphere without sufficiently preheating. As a result, the thermal efficiency of the entire melting furnace is reduced, resulting in a large heat loss.
  • Patent Document 1 Japanese Patent Laid-Open No. 06-307768
  • the present invention has been made in view of the above problems, and can use materials other than ingots (for example, reducing scraps) to a melting furnace using existing equipment, and can improve combustion efficiency. It is an object of the present invention to provide an ingot assembly that can be improved.
  • the invention according to claim 1 is a substantially rectangular parallelepiped ingot assembly in which a plurality of ingots having a vertically long shape arranged in a plane are stacked in a plurality of stages, and the plurality of ingot assemblies arranged in parallel to each other and adjacent to each other.
  • a bottom stage composed of a single ingot, and a plurality of upper stages in which a pair of ingots arranged in parallel and spaced apart from each other are stacked on the bottom stage in the form of a cross girder.
  • the present invention relates to an ingot assembly characterized in that metal lumps are put into the internal spaces of the plurality of upper stages assembled in a shape.
  • the invention according to claim 2 is characterized in that a force between a pair of ingots at the uppermost of the plurality of upper stages is spread by ingots arranged in parallel to the pair of ingots.
  • the described ingot assembly is characterized in that a force between a pair of ingots at the uppermost of the plurality of upper stages is spread by ingots arranged in parallel to the pair of ingots.
  • the invention according to claim 3 is characterized in that the lowermost stage is stacked on a pair of leg blocks arranged at intervals so as to be orthogonal to the lowermost ingot.
  • the invention according to claim 4 relates to the ingot assembly according to any one of claims 1 to 3, wherein the shape of the metal blob is a polygonal pyramid or a polygonal frustum.
  • the invention according to claim 5 relates to the ingot assembly according to any one of claims 1 to 3, characterized in that the metal blob is reduced waste or dried dairy.
  • the invention according to claim 6 is characterized in that the band-shaped fastening member is wound and fastened so as to circulate from the lowermost stage via the upper surface of the upper stage. Or to an ingot assembly of 5 V deviation.
  • the ingot assembly is a substantially rectangular parallelepiped ingot in which a plurality of ingots each having a vertically long shape and stacked in a plurality of stages are arranged in parallel with each other and arranged in parallel to each other.
  • a plurality of ingots, and a plurality of upper stages in which a pair of ingots arranged parallel to and spaced from each other are stacked in a cross-beam shape on the lowermost stage.
  • metal lumps are introduced into the internal space of the upper stages assembled in a cross-beam shape, metal lumps other than ingots can be introduced into the melting furnace using existing equipment. .
  • the space between the pair of ingots at the top of the plurality of upper stages is spread by the ingots arranged in parallel to the pair of ingots, thereby reducing the metal small size. Bulk force Can prevent falling out of the S ingot assembly.
  • the lowermost stage is stacked on the pair of leg masses arranged at intervals so as to be orthogonal to the lowermost ingot, whereby the ingot assembly Can be easily transported by a forklift or the like.
  • the shape of the metal blob is a polygonal pyramid or a polygonal frustum, it is possible to release the high-temperature exhaust gas to the atmosphere over a longer time. it can. Therefore, the combustion efficiency of the melting furnace can be further improved.
  • the ingot assembly is stabilized by winding and fastening the band-shaped fastening member so as to circulate via the upper surface of the upper stage of the lowest stage force. Can be held.
  • FIG. 1 is a perspective view showing an ingot assembly (100) according to an embodiment of the present invention
  • FIG. 2 (a) is a front view (viewed from the direction of arrow a in FIG. 1)
  • (b) Is a side view.
  • the ingot assembly (100) is formed on a pair of leg masses (1) arranged at intervals.
  • the ingot assembly (100) is obtained by putting a small metal block (3) into a substantially rectangular parallelepiped box shape by sequentially stacking the ingots (2) in a grid pattern. Shows a stack of 20 ingots (2).
  • the ingot means a molten metal or alloy poured into a saddle shape and hardened, and all of the ingots (2) used in this example have the same shape.
  • concrete Is a vertically long rectangular column with a trapezoidal cross section.
  • the lowest level on the leg lump (1) is the first level, and the uppermost level is the 20th level.
  • the level above the lowest level is called the upper level (including the highest level).
  • the ingot (2) that constitutes the k-th stage is the ingot (2—k).
  • the ingots at both ends are the ingots (2-20a), and the ingot between them is the ingot (2-20b).
  • FIG. 3 is a perspective view of the ingot assembly (100) with the top ingot (2-20b) removed so that the metal blob (3) can be seen.
  • FIG. 3 is an enlarged schematic diagram showing a small blob (3).
  • FIG. 8 is used to describe the melting furnace.
  • the leg mass (1) supports the ingot assembly (100), and two leg masses (1) are arranged below the ingot assembly (100) with a space therebetween.
  • the leg mass (1) By having the leg mass (1), the fork part of the forklift can be easily inserted under the lowermost stage, for example, which is a suitable form for transportation.
  • the distance between the leg masses (1) is such that the distance between the outer ends of the pair of leg masses (1) (L) is substantially equal to the length of the ingot (2) placed on the leg mass (1). Is preferred. Thereby, since both ends of the leg lump (1) force S ingot assembly (: L00) are supported, the ingot assembly (100) can be stably supported.
  • the first-stage ingot (2-1) has a plurality of pieces (seven in this embodiment) on the leg lump (1), and in a cross-beam shape (two legs on the leg lump (1)). Arranged to crosslink the mass (1).
  • the plurality of ingots (2-1) are arranged adjacent to each other in parallel so as to spread from one end to the other end of the leg lump (1). As a result, the first stage force ingot assembly (100) becomes the bottom.
  • the upper stage (2 ⁇ k ⁇ 20) is composed of a pair of ingots in which each stage is arranged parallel to each other and spaced apart from each other. In addition, they are stacked in a crossed pattern so as to be orthogonal to the next lower level.
  • a pair of ingots (2-20a) have a pair of ingots (2-20a) 2-20a) and other ingots (2-20b) (5 in this embodiment) are laid. That is, in this embodiment, the top ingot (2-20) is a total of seven. As a result, the uppermost ingot (2-20) also functions as a lid for the ingot assembly (100).
  • the metal blob (3) is put into the internal space (A).
  • the outer shape is the same rectangular parallelepiped shape as the conventional ingot assembly as shown in FIG. It becomes. for that reason
  • the ingot assembly (100) can be thrown into the melting furnace using existing equipment (such as a belt competition).
  • the metal blob (3) which is a metal lump having a shape different from that of the ingot, can be put into the melting furnace and melted.
  • Examples of the metal blob (3) include reducing scraps and dry piles. Reduced waste and dry dust are raw material waste. By using these as metal lumps (3), it is possible to recycle the raw materials, and to reduce costs! Can do.
  • the ingot assembly (100) is sequentially melted downward by the melting burner (72) at the bottom of the preheating tower (71) and is introduced into the molten metal holding chamber (73).
  • the structure to send in is mentioned.
  • the ingot assembly (100) since the ingot assembly (100) has the metal blob (3) inside, it can be in a dense state. Therefore, the preheating tower (71) is melted with a melting burner (72) at the bottom. When the got assembly (100) is melted downward, the generated high-temperature exhaust gas rises in the preheating tower over time. As a result, the ingot assembly (100) is sufficiently preheated and the high-temperature exhaust gas itself is completely combusted. The CO, NOx, SOx, etc. contained in the flame (72a) ejected from the melting burner (72) are completely burned while passing through the gaps between the metal lumps (3), and the raw material for the preheating tower (71).
  • the exhaust gas discharged from the inlet (71a) becomes a low temperature by sufficiently preheating the metal blob (3), and it becomes clean with only a little carbon dioxide and very little NOx and SOx. As a result, fuel consumption can be greatly reduced, and adverse effects on the environment can be reduced.
  • the inside of the melting furnace is kept in a reduced state, and the high-temperature exhaust gas slowly rises in the preheating tower (71) to keep the inside of the preheating tower at a positive pressure. Further, the outside air does not enter the melting furnace through the preheating tower (71), and the ingot yarn and the solid (100) preheated in the preheating tower (71) are prevented from being oxidized.
  • examples of the metal blob (3) include a polygonal pyramid or a metal frustum of a polygonal frustum.
  • FIG. 4 is an enlarged schematic view of the case where a metal block of a square frustum is used for the metal block (3), where (a) is a front view and (b) is a plan view. It can be seen that the metal blob (3) can be filled uniformly and at a high density by using the metal blob (3) as shown in FIG. 4 as a square frustum. This can further improve the combustion efficiency of the melting furnace.
  • the shape of the metal blob (3) is not limited to a quadrangular pyramid, but a similar effect can be obtained with a triangular pyramid, a quadrangular pyramid, or a triangular frustum.
  • Examples of the metal blob (3) include, but are not limited to, aluminum, zinc, copper, or alloys thereof.
  • the ingot assembly (100) is wound and fastened by the band-shaped fastening member (4) so as to circulate from the lowermost stage via the uppermost upper surface.
  • the band-shaped fastening member (4) By the band-shaped fastening member (4), the ingot (2) can be stably held so as not to collapse.
  • the two leg masses (1) there are two pieces (4a in the figure) that wrap around the uppermost stage from one end in the length direction and wrap around the other end.
  • the ingots (2-1) at both ends of the lowermost stage so as to be orthogonal to the two band-shaped fastening members (4a) on the uppermost surface the one end force in the length direction is applied to the other end. Wrap around the top, wrap and fasten
  • the two items (4b in the figure) are fastened using a total of four band-like fastening members (4).
  • the band-shaped fastening member (4) includes a PP band (polypropylene packing band), an ester band, and the like.
  • the fastening method is not limited to this, and the fastening method is also limited to this embodiment. Well then.
  • the ingot assembly (100) is determined by taking into account the weight limit of the conveyor belt and the like, the transportation work efficiency, etc. That's fine.
  • 5 to 7 are views for explaining an assembly method of the ingot assembly (100) according to the embodiment of the present invention, and are diagrams showing the assembly over time.
  • leg masses (1) as shown in FIG. 5 (a) are arranged in parallel and spaced apart. At this time, the leg mass (1) is arranged so that the distance (L) between the outer end portions in the width direction is substantially the same as the length of the ingot (2).
  • the leg lump (1) is arrange
  • the ingot (2-1) is placed on the pair of leg masses (1) as shown in FIG. 5 (b) so as to be orthogonal to the leg mass (1).
  • the ingot (2-1) is arranged so as to be parallel to and adjacent to each other from one end in the length direction to the other end of the leg mass (1).
  • This ingot (2-1) force is the lowest stage of the ingot assembly (100).
  • a pair of ingots (2-2) are arranged on the lowermost stage so as to be orthogonal to the lowermost ingot (2-1), and Place at both ends of the bottom row.
  • a pair of ingots (2-3) are arranged on the second stage so as to be orthogonal to the second stage ingot (2-2) and at both ends of the ingot (2-2). (See Figure 6 (a)).
  • the ingots (2) are stacked in a cross-beam shape. Then, stack up to the desired number of steps (20 in this example).
  • Fig. 6 (b) shows that after the ingot (2) is stacked up to the 20th stage, the band-shaped fastening member (4a) is passed through the upper surface of the leg ingot (1) force top ingot (2-20). It is the figure which wound so that it might wrap and was fastened.
  • the ingot (2) as shown in Fig. 6 (b) It becomes a box shape with space (A).
  • a metal blob (3) as shown in Fig. 7 (a) is introduced to the lower surface of the uppermost ingot (2-20) in the internal space (A).
  • the gap between the pair of ingots (2-20a) is covered with another ingot (2-20b).
  • the ingots (2-1) at both ends of the lowermost stage are connected to the band-shaped fastening member (4a) fastened in FIG.
  • the ingot assembly (100) is completed by winding one end part force in the length direction around the uppermost part and winding and fastening it with the band-like fastening member (4b).
  • the ingot assembly (100) assembled in this way is a rectangular parallelepiped similar to the conventional ingot assembly (see Fig. 9), it should be put into the melting furnace using existing equipment. Can do.
  • the metal blob (3) which is a metal lump having a shape different from that of the ingot (2) that is formed only by the ingot (2), can also be charged into the melting furnace.
  • the gap in the internal space (A) can be reduced. Therefore, when melting in the melting furnace, the high temperature exhaust gas slowly rises in the ingot assembly (100), so that the ingot assembly (100) is sufficiently preheated and the high temperature exhaust gas itself is completely combusted. Thereby, the fuel efficiency of the melting furnace can be improved.
  • the weight of the ingots (2-20b), which will be the lid of the ingot assembly is combined with five. It is preferable to measure this.
  • the entire weight was measured, and the pre-measured metal blob (3) weight before charging was subtracted. It is also a force that can determine only the weight of the metal blob (3). Combustion efficiency and the like can be easily calculated by dividing the weight of the metal blob (3).
  • the ingot assembly according to the present invention can be suitably used when it is put into a melting furnace in order to melt the ingot.
  • FIG. 1 is a perspective view showing an ingot assembly according to an embodiment of the present invention.
  • FIG. 2 is a view showing an ingot assembly according to an embodiment of the present invention, wherein (a) is a front view and (b) is a side view.
  • FIG. 3 is a perspective view showing a metal blob of an ingot assembly that is useful in an embodiment of the present invention.
  • FIG. 4 is an enlarged schematic view showing a metal blob of a square frustum.
  • FIG. 5 is a view showing an assembling method of an ingot assembly according to an embodiment of the present invention over time.
  • FIG. 6 is a view showing an assembling method of an ingot assembly according to an embodiment of the present invention over time, and is a continuation of FIG.
  • FIG. 7 is a view showing a method of assembling an ingot assembly according to an embodiment of the present invention over time.
  • Fig. 6 shows the continuation of Fig. 6.
  • FIG. 8 is a view showing a melting furnace.
  • FIG. 9 is a view showing a conventional ingot assembly.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)

Abstract

L'objet de l'invention est un ensemble de lingots permettant de charger des matériaux autres que du lingot (par exemple, des déchets de réduction) dans un four de fusion, en utilisant une installation existante, tout en améliorant le rendement de combustion. Un ensemble de lingots parallélépipédique sensiblement rectangulaire, dans lequel des lingots allongés de forme fixe, disposés de manière planaire, sont empilés en une pluralité d'étages, comprend un étage le plus bas d'une pluralité de lingots disposés de manière parallèle et adjacente, et une pluralité d'étages supérieurs où une paire de lingots disposés en parallèle et à un intervalle est empilée sur l'étage le plus bas, dans une pluralité d'étages en croix parallèles. L'ensemble de lingots est caractérisé en ce que de petits blocs métalliques sont chargés dans les espaces internes de la pluralité d'étages supérieurs construits en croix parallèles.
PCT/JP2006/325645 2006-09-15 2006-12-22 Ensemble de lingots WO2008032423A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006-251668 2006-09-15
JP2006251668A JP3952416B1 (ja) 2006-09-15 2006-09-15 インゴット組立体

Publications (1)

Publication Number Publication Date
WO2008032423A1 true WO2008032423A1 (fr) 2008-03-20

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WO (1) WO2008032423A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102502271A (zh) * 2011-09-28 2012-06-20 中信戴卡轮毂制造股份有限公司 铝及铝合金锭堆垛方式
CN107003071A (zh) * 2014-10-20 2017-08-01 密哈耐特全球公司 用于铸造铁或钢的方法、用于在该方法中使用的装料以及用于生产装料的方法
FR3126426A1 (fr) * 2021-08-31 2023-03-03 Constellium Issoire Procede de fusion de charge d’aluminium utilisant un four a induction

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102962412B (zh) * 2012-10-09 2014-11-26 南通曼特威金属材料有限公司 一种实现连续化生产的脚锭模具及其制备的脚锭
JP6441723B2 (ja) * 2015-03-25 2018-12-19 株式会社アーレスティ 足塊の位置修正具

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Publication number Priority date Publication date Assignee Title
JPH06307768A (ja) * 1993-04-20 1994-11-01 Hanshin Koki Kk 金属溶解炉用材料自動投入装置
JP2001009568A (ja) * 1999-06-28 2001-01-16 Rinnai Corp 鋳造用金属炉内供給装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06307768A (ja) * 1993-04-20 1994-11-01 Hanshin Koki Kk 金属溶解炉用材料自動投入装置
JP2001009568A (ja) * 1999-06-28 2001-01-16 Rinnai Corp 鋳造用金属炉内供給装置

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102502271A (zh) * 2011-09-28 2012-06-20 中信戴卡轮毂制造股份有限公司 铝及铝合金锭堆垛方式
CN107003071A (zh) * 2014-10-20 2017-08-01 密哈耐特全球公司 用于铸造铁或钢的方法、用于在该方法中使用的装料以及用于生产装料的方法
JP2017534763A (ja) * 2014-10-20 2017-11-24 ミーハナイト ワールドワイド コーポレーション インコーポレーテッドＭｅｅｈａｎｉｔｅ Ｗｏｒｌｄｗｉｄｅ Ｃｏｒｐｏｒａｔｉｏｎ Ｉｎｃ 鉄または鋼の鋳造方法、該方法で用いる装入物、および装入物の製造方法
EP3209963A4 (fr) * 2014-10-20 2018-03-21 Meehanite Worldwide Corporation Inc. Procédé pour couler du fer ou de l'acier, charge destinée à être utilisée dans le procédé et un procédé de production d'une charge
CN107003071B (zh) * 2014-10-20 2020-02-11 密哈耐特全球公司 用于铸造铁或钢的方法、用于在该方法中使用的装料以及用于生产装料的方法
FR3126426A1 (fr) * 2021-08-31 2023-03-03 Constellium Issoire Procede de fusion de charge d’aluminium utilisant un four a induction
WO2023031545A1 (fr) * 2021-08-31 2023-03-09 Constellium Issoire Procede de fusion de charge d'aluminium utilisant un four a induction

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JP2008069441A (ja) 2008-03-27

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