WO2013176450A1 - Procédé de préparation d'un produit de mousse métallique et produit de mousse métallique l'utilisant - Google Patents

Procédé de préparation d'un produit de mousse métallique et produit de mousse métallique l'utilisant Download PDF

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Publication number
WO2013176450A1
WO2013176450A1 PCT/KR2013/004419 KR2013004419W WO2013176450A1 WO 2013176450 A1 WO2013176450 A1 WO 2013176450A1 KR 2013004419 W KR2013004419 W KR 2013004419W WO 2013176450 A1 WO2013176450 A1 WO 2013176450A1
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WO
WIPO (PCT)
Prior art keywords
foamed metal
powder
mold
foamed
aluminum
Prior art date
Application number
PCT/KR2013/004419
Other languages
English (en)
Korean (ko)
Inventor
김봉기
김종훈
김종우
Original Assignee
Kim Pong Ki
Kim Jong Hoon
Kim Jong Woo
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 Kim Pong Ki, Kim Jong Hoon, Kim Jong Woo filed Critical Kim Pong Ki
Publication of WO2013176450A1 publication Critical patent/WO2013176450A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/11—Making porous workpieces or articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/11—Making porous workpieces or articles
    • B22F3/1121—Making porous workpieces or articles by using decomposable, meltable or sublimatable fillers
    • B22F3/1125—Making porous workpieces or articles by using decomposable, meltable or sublimatable fillers involving a foaming process
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/08—Alloys with open or closed pores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps

Definitions

  • the present invention relates to a method for manufacturing a foamed metal product and a foamed metal product using the same, and more particularly, to easily produce foamed aluminum, foamed alloy, foamed ceramic, etc. in a desired shape without a subsequent process of processing the foamed metal into a desired shape.
  • the present invention relates to a method for manufacturing a foamed metal product and a foamed metal product using the same.
  • the foamed metal is a porous metal having a large number of bubbles in the material and is largely divided into an open cell type and a closed cell type.
  • bubbles inside the metal do not connect, but exist independently.
  • pores in the material are connected to each other, so that gas or fluid can be easily passed in comparison with the alveolar foam metal. Is diverse.
  • porous metals are highly efficient, small and lightweight aircraft, automobiles, power plants, heat exchangers of power devices, heat dissipation of semiconductors or various electronic products, silencers for large plants, catalysts in chemical plants, aircrafts requiring high strength and ultra-light weight, It is used in various fields such as structural materials, shock absorbers, fuel cells, filters, shock absorbers, electromagnetic shielding, interior construction, and exterior materials in the aerospace industry.
  • foamed aluminum is generally used, and the aluminum foamed metal contains a myriad of bubbles therein. Since the foamed aluminum usually has a porosity of 90 -95% or more, the specific gravity is in the range of 0.2 to 1.0, and is extremely light, and the material is excellent in sound absorption, sound insulation, and shock absorption due to the pores. In addition, since the raw material is aluminum, it has excellent fire resistance, rigidity, and excellent workability, and is widely used as a functional material.
  • the shape or size of the pores present in the metal must be constant, and the productivity of the aluminum foam metal must be improved.
  • Patent Document 1 Published Patent 10-1997-21338
  • the above-mentioned patent document is injecting aluminum ingots into a cylindrical crucible and sequentially adding them while melting and stirring the thickener and blowing agent and stirring them to be uniformly mixed, and maintaining the mixture at a temperature above the melting point while dropping the mixture into the mold.
  • a technique for producing a foamed aluminum metal solid comprising a step of generating and growing bubbles, and cooling and post-processing the foam mold.
  • the thickener added during the production of the aluminum foam metal 1-5% by weight relative to the molten aluminum in the range of 660-750 ° C. is used, and TiH 2 is used as the blowing agent.
  • the thickener is added while operating the stirrer, and when the viscosity of the aluminum molten metal increases over a certain time, the blowing agent is added, the blowing agent diffusion stirring After this, the slide valve is opened and the homogeneously mixed molten metal is dropped on the lower mold heated to an appropriate temperature and cooled to form a desired foamed aluminum metal mass. The foamed aluminum metal mass thus formed is cut to a predetermined size and shipped.
  • the foamed aluminum metal is manufactured in this way, the molten metal is injected into the crucible, and then the thickener and the foaming agent are sequentially added to the same crucible while stirring the molten aluminum metal so that it is not easy to mix with the molten aluminum aluminum foam.
  • the aluminum metal ingot was made, there was a problem that uneven bubbles were generated, such as large bubbles in the upper layer or unfoamed portions in the bottom surface.
  • the present invention has been invented to solve the above problems, the purpose of which is to utilize the desired shape and function according to the purpose of use, it was conventionally limited to foamed aluminum, various fields such as foamed metal, foamed alloy, foamed ceramic, etc. It is easy to produce foamed products by applying it to, thereby increasing the productivity and function of the product is intended to facilitate its use.
  • the present invention is a method of melting the ingots in the existing crucible is made of powder and put into the mold of the product to be produced, and then fired and melted, and used to increase the loss of material and the efficiency of production work have.
  • the present invention for achieving the above technical problem is a step of pulverizing the raw material consisting of any one of aluminum, aluminum waste material, alloy; Stirring the raw materials, thickener, foaming agent, and coloring paint of the powder; Pressing the powder into a lump of a predetermined size; Fixing a component inside the mold; Injecting powder or agglomerates into the mold; Calcining and melting the powder or agglomerate and forming the powder or agglomerates according to a shape of a mold; Cooling the mold to air or water cooling and removing the mold.
  • the raw material, the thickener, the foaming agent and the coloring paint raw material 86 to 96% by weight, thickener 1 to 6% by weight, foaming agent 1 to 10% by weight, coloring paint 1 to 8% by weight It is done.
  • the raw material further comprises a ceramic.
  • the thickener is characterized in that any one or two or more of calcium, sodium, nitrogen, oxygen, carbon dioxide, water, argon is mixed.
  • the blowing agent any one or more of TiH2, ZrH2, polyvinyl alcohol, polyurethane, polyvinyl acetate, phenol resin, cellulose, sodium phosphate, sodium chloride, calcium chloride, sodium acetate, ferric chloride It is characterized by being mixed.
  • the colored paint calcium hydroxide, zinc, silicon, carbon dioxide, ArH2, Na2, Co3, iron, cobalt, manganese, nickel, copper, characterized in that any one or two or more are mixed.
  • Another aspect of the invention is characterized by consisting of any one of the foamed metal ingot, bolt, nut, JIG, rod, plate, pipe, tube, fixing pin by the above method.
  • the method of manufacturing the foamed metal product of the present invention first, raw materials, thickeners, foaming agents, and coloring paints are simultaneously added to the inside of the mold to shape and melted to form a foamed metal product. There are no missing parts, so it is possible to obtain high quality foamed metal products and to prevent material loss.
  • raw materials, thickeners, foaming agents, and coloring paints can be selectively used depending on the purpose of use, thereby increasing the applicability and functionality of the product.
  • FIG. 1 is a process chart showing the process sequence of the method for producing a foamed metal product of the present invention.
  • Figure 2a is a view showing a state of producing a foamed metal mass through the foamed metal product manufacturing method according to the present invention.
  • FIG. 2B is a perspective view illustrating a foamed metal mass formed by the method of FIG. 2A.
  • FIG. 2B is a perspective view illustrating a foamed metal mass formed by the method of FIG. 2A.
  • Figure 2c is a view showing a state in which the expanded metal mass of Figure 2b utilized in many ways.
  • FIG 3 is a cross-sectional view showing a state of manufacturing a foamed metal product of various shapes through the foamed metal product manufacturing method according to the present invention.
  • Figure 4a is a perspective view showing a state of manufacturing a cooling and heating capacitor through a method of manufacturing a foamed metal product according to the present invention.
  • Figure 4b is a perspective view showing the appearance of a cooling and heating capacitor manufactured by the manufacturing method of Figure 4a.
  • Figure 5a is a view showing a state including a nut in a structure through a method for producing a foamed metal product according to the present invention.
  • Figure 5b is a view showing a state in which the nut is integrally fastened to the structure by the manufacturing method of Figure 5a.
  • Figure 6a is a view showing a state of manufacturing the inner wall of the building using a foamed metal product according to the present invention.
  • FIG. 6B is a view showing a state in which an inner wall manufactured by the manufacturing method of FIG. 6A is fastened to a wall surface of a building.
  • Figure 7a is a perspective view showing a state of manufacturing a door using a foamed metal product according to the present invention.
  • FIG. 7B is a perspective view illustrating a door manufactured by the manufacturing method of FIG. 7A.
  • FIG. 7B is a perspective view illustrating a door manufactured by the manufacturing method of FIG. 7A.
  • FIG. 1 is a process chart showing the process sequence of the method for producing a foamed metal product of the present invention.
  • an raw material made of any one of aluminum, aluminum waste material, and alloy is pulverized to form a powder (S10).
  • the raw material may further include ceramics, and thus, foam products may be manufactured through various materials.
  • the above-mentioned foam ceramic is used for interior and exterior materials and wood replacement of buildings, and in addition, there is no environmental pollution as a non-toxic eco-friendly ceramic such as a catalyst and a filter.
  • the thickener, foaming agent, and the coloring paint may be used in the form of powder or a predetermined size according to the purpose of use and function and the needs of the user.
  • the above-mentioned raw materials, thickener, foaming agent, and coloring paint are stirred at 86-96% by weight of raw materials, 1-6% by weight of thickener powder, 1-10% by weight of blowing agent, and 1-8% by weight of coloring paint. .
  • the above-described thickener, foaming agent, colored paint may be changed in content.
  • the thickener may be composed of any one of calcium, sodium, nitrogen, oxygen, carbon dioxide, water, argon.
  • two or more compositions may be contained depending on the kind and use of the raw materials.
  • the blowing agent may be composed of any one of TiH2, ZrH2, polyvinyl alcohol, polyurethane, polyvinyl acetate, phenol resin, cellulose, sodium phosphate, sodium chloride, calcium chloride, sodium acetate, ferric chloride.
  • two or more compositions may be contained depending on the kind and use of the raw materials.
  • coloring paint calcium hydroxide, zinc, silicon, carbon dioxide, ArH2, Na2, Co3, iron, cobalt, manganese, nickel, copper may be composed of any one.
  • two or more compositions may be contained depending on the type of raw materials and the intended use.
  • the mold 10 is composed of an upper housing 11 and a lower housing 12, the rib is formed at the edge is fastened by the bolt 13 and the nut 14 to be sealed. Although separated into upper and lower housings in the drawing, it is possible to manufacture and use a single mold according to the manufactured product.
  • a plate-shaped plate 40 to the inner wall surface of the mold 10, the foam metal 20 and the plate 40 can be integrally formed when the raw material, thickener, foaming agent, coloring paint is foamed Can be configured to
  • the powder is pressed into a lump having a predetermined size (S30) to form a predetermined volume.
  • the stirring step (S20) and the compression step (S30) may be selectively made according to the size of the raw material.
  • the configuration may be directly formed in an intaglio or embossed on the inner surface of the mold 10, it is to fix the bolt 60 or the nut 30 itself in the mold 10.
  • IG rods, plates, pipes, pipes, fixing pins, etc. may be fixed.
  • the mixed powder or agglomerate is introduced into the mold 10 (S50).
  • the powder or agglomerates is melted and molded according to the shape of the mold 10 (S60).
  • the melting temperature is preferably 600 to 800 degrees in the case of aluminum or alloy, and preferably 1000 to 1200 degrees in the case of metal or ceramic. Therefore, the powder or lump is swelled while melting to fill the mold 10 tightly.
  • the bolt 60 or the nut 30 is fixed to the inside of the foamed metal 20 to be integrally formed with the foamed metal 20.
  • the mold 10 is cooled by air or water (S70).
  • each product such as a metal ingot, a bolt, and a nut inserted therein can be shipped through only a slight trimming process after removing the mold 10 and cooling by air or water, waste of raw materials. Can increase the economic efficiency, thereby increasing the convenience and efficiency of the work. In addition, the safety of the worker is secured because it is manufactured through the molding die.
  • Figure 2a is a view showing a state of manufacturing a foamed metal mass through the foamed metal product manufacturing method according to the present invention
  • Figure 2b is a perspective view showing a foamed metal mass formed by the method of Figure 2a
  • Figure 2c is a It is a figure showing the use of expanded metal in various ways.
  • FIG. 2 illustrates the manufacture of a metal mass and shows a raw material, a thickener, a foaming agent and a coloring paint in a forming mold 10 composed of an upper housing 11 and a lower housing 12 as shown in FIG. 2A.
  • a blowing agent to produce a foamed metal mass 20 as shown in Figure 2b.
  • the foamed metal mass produced as described above can be used as the metal mass itself. As shown in Figure 2c it is possible to use by cutting for each part.
  • the foamed metal 20 formed on the inside can be used for the protective wall which is one of the building material, sound absorbing material or military facilities of the building.
  • the general steel plate is torn, but in the case of the foamed metal 20, since the pores are formed on the surface, the shell is bent or folded when the shell falls, so that the inside of the firewall is safely protected. will be.
  • FIG 3 is a cross-sectional view showing a state of manufacturing a foamed metal product of various shapes through the foamed metal product manufacturing method according to the present invention.
  • the embodiment of FIG. 2 is the same as the foamed metal product manufacturing method.
  • the shapes of the upper and lower housings 11 and 12 are different, and the inner surface of the upper and lower housings 11 and 12 is embossed or engraved to form a shape according to the user's intention.
  • the foaming metal 20 is produced when the mold is baked or melted in the mold 10 for a predetermined time.
  • Figure 4a is a perspective view showing a state of manufacturing a cooling and heating capacitor through the foamed metal product manufacturing method according to the present invention
  • Figure 4b is a perspective view showing a state of the cooling and heating capacitor manufactured by the manufacturing method of Figure 4a.
  • the pipe 50 is incorporated inside the molding die 10. After the raw materials, thickeners, foaming agents and coloring paints are added and then calcined and melted in the forming mold 10 for a predetermined time, a foamed metal mass 20 wrapped around the pipe 50 is generated to generate a cooling and heating capacitor. . Although only a cooling and cooling capacitor is shown in the drawings, it can be applied to various products such as heat exchangers and heat sinks by processing it for other purposes.
  • Figure 5a is a view showing a state including a nut in a structure through a method for manufacturing a foamed metal product according to the present invention
  • Figure 5b is a view showing a state in which the nut is integrally fastened to the structure by the manufacturing method of Figure 5a. to be.
  • the nut 30 is fixed to the inside of the mold 10 through the fixing jig 32, and then the raw material, the thickener, the foaming agent, and the coloring paint are added to the mold 10.
  • the structure (S) including the nut 30 is swelled in the space of the forming mold.
  • the melting bolt 33 is coupled to the nut 30 to protrude to the outside of the molding die 10 and then fixed with a fixing jig 32 to prevent the nut 30 from moving during foaming. .
  • Figure 6a is a view showing a state of manufacturing the inner wall of the building using a foamed metal product according to the present invention
  • Figure 6b is a view showing a state in which the inner wall manufactured by the manufacturing method of Figure 6a is fastened to the wall surface of the building. .
  • FIG. 6 is configured to form the inside of the mold 10 in the shape of a plate, as shown in Figure 6a, the bolt 60 is projected to the outside of the mold 10, the bolt 60 ) Is fixed to the fixing jig 32, and then the raw material, thickener, foaming agent and coloring paint are added to the inside of the mold 10 to bake and melt for a predetermined time. Become one.
  • Figure 6b is shown when used for the outer wall surface, when used as the interior material of the wall cut the predetermined volume including the plate 40 on the outer surface, so only the foamed metal 20 remains, it can be used as the interior material of the wall.
  • FIG. 6 it is illustrated to be available only as an interior or exterior material of a building, but may be applied to various products in various forms according to other purposes and functions.
  • Figure 7a is a perspective view showing a state of manufacturing a door using a foamed metal product according to the present invention
  • Figure 7b is a perspective view showing a state of the door manufactured by the manufacturing method of Figure 7a.
  • the inner side of the forming die 10 is formed in a plate shape, and a cylindrical forming bundle 71 is formed on one side of the forming die 10. Protruding to the outside of the fixing jig (32) is fixed to the forming bundle (71), the other side is provided with a plate-shaped forming bundle 72 at the position where the hinge is coupled to the upper and lower. Thereafter, the raw material, the thickener, the foaming agent, and the coloring paint are introduced into the mold 10, and then the mold is baked and melted in the mold 10 for a predetermined time. On one side of the forming bundle 71, the forming bolt 75 for the latch bolt is protruded so that the latch bolt can be coupled.
  • the handle may be used by combining the handle with the through hole 73.
  • a latch bolt hole 76 is formed in communication with the through hole 73 is coupled to the latch bolt hole 76, the latch bolt is a component of the handle.
  • a hinge (not shown) is used to couple the recessed portion 74.
  • the door is used only as a door used in a building.
  • the present invention may be applied to various products in various forms according to other purposes and functions.
  • the foamed aluminum ingot manufactured by the above method has a porosity of 90% or more, and thus, a homogeneous product production and production efficiency are improved by 30% or more as compared to the foamed aluminum ingot manufactured accordingly.
  • the foamed metal ingot produced by the above method has a porosity of 95% or more, and thus, a homogeneous product production and production efficiency are improved by 35% or more compared with the conventionally manufactured foamed metal ingot.
  • the reason why the coloring paint is less than the above-mentioned Example 1 is that it contains less because the coloring paint is already contained in the aluminum waste material.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
  • Porous Artificial Stone Or Porous Ceramic Products (AREA)

Abstract

La présente invention concerne un procédé de préparation d'un produit de mousse métallique et d'un produit de mousse métallique l'utilisant, et plus spécifiquement, un procédé de préparation d'un produit de mousse métallique et d'un produit de mousse métallique l'utilisant, un ouvrier pouvant facilement produire une mousse d'aluminium, une mousse d'alliage, une mousse de céramique et similaire d'une forme souhaitée sans étape supplémentaire de traitement d'une mousse métallique d'une forme souhaitée après formation de la mousse métallique, ne donnant ainsi lieu à aucune perte de matériaux et augmentant la productivité. La présente invention comprend les étapes consistant à : pulvériser un matériau comprenant l'un quelconque d'aluminium, de matériaux de déchet d'aluminium, et d'alliages pour former une poudre ; agiter le matériau en poudre, un épaississeur, un agent moussant et une peinture colorante ; presser la poudre en blocs d'une taille prédéterminée ; fixer les éléments constitutifs à l'intérieur d'un châssis de moulage ; injecter la poudre ou les blocs dans le châssis de moulage ; chauffer et faire fondre la poudre ou les blocs pour mouler ces derniers selon la forme du châssis de moulage ; refroidir le châssis de moulage à l'air ou à l'eau ; et retirer le châssis de moulage.
PCT/KR2013/004419 2012-05-21 2013-05-21 Procédé de préparation d'un produit de mousse métallique et produit de mousse métallique l'utilisant WO2013176450A1 (fr)

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KR1020120053617A KR101506453B1 (ko) 2012-05-21 2012-05-21 발포 금속제품 제조방법 및 이를 이용한 발포 금속제품
KR10-2012-0053617 2012-05-21

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104060131A (zh) * 2014-07-03 2014-09-24 南通志邦新材料科技有限公司 一种黄色铝合金
CN110282616A (zh) * 2019-06-29 2019-09-27 天津大学 复合模板制备三维石墨烯多级网络材料的方法
AT522145A1 (de) * 2019-02-14 2020-08-15 Eh Holding Gmbh Wagenkastenelement für einen Zugswaggon
CN112338173A (zh) * 2020-09-15 2021-02-09 安徽省新方尊自动化科技有限公司 一种可拆卸的泡沫铝生产用模具
CN112746192A (zh) * 2020-12-17 2021-05-04 北京科技大学 一种发泡剂及制备方法和制备泡沫铝或铝合金的方法

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CN104164582A (zh) * 2014-09-04 2014-11-26 丹阳市国美汽配有限公司 一种用于泡沫铝材料的发泡剂及其制备工艺
CN110918999A (zh) * 2019-12-03 2020-03-27 深圳市君厚财税服务有限公司 一种冷冻拉丝用定位装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0165707B1 (ko) * 1995-10-28 1999-01-15 이승배 발포 알루미늄 금속 고형체의 제조방법
KR20070080909A (ko) * 2006-02-09 2007-08-14 주식회사 폼텍 알루미늄 발포 성형장치
KR100881689B1 (ko) * 2007-04-11 2009-02-06 주식회사 아론 발포 성장이 균일한 발포 알루미늄의 제조 방법 및 그 장치
KR101034128B1 (ko) * 2008-09-19 2011-05-13 이동식 칼라 발포 알루미늄의 제조방법

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0165707B1 (ko) * 1995-10-28 1999-01-15 이승배 발포 알루미늄 금속 고형체의 제조방법
KR20070080909A (ko) * 2006-02-09 2007-08-14 주식회사 폼텍 알루미늄 발포 성형장치
KR100881689B1 (ko) * 2007-04-11 2009-02-06 주식회사 아론 발포 성장이 균일한 발포 알루미늄의 제조 방법 및 그 장치
KR101034128B1 (ko) * 2008-09-19 2011-05-13 이동식 칼라 발포 알루미늄의 제조방법

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104060131A (zh) * 2014-07-03 2014-09-24 南通志邦新材料科技有限公司 一种黄色铝合金
AT522145A1 (de) * 2019-02-14 2020-08-15 Eh Holding Gmbh Wagenkastenelement für einen Zugswaggon
EP3695926A1 (fr) * 2019-02-14 2020-08-19 EH Holding GmbH Élément de caisse pour un wagon
AT522145B1 (de) * 2019-02-14 2021-05-15 Eh Holding Gmbh Wagenkastenelement für einen Zugswaggon
CN110282616A (zh) * 2019-06-29 2019-09-27 天津大学 复合模板制备三维石墨烯多级网络材料的方法
CN112338173A (zh) * 2020-09-15 2021-02-09 安徽省新方尊自动化科技有限公司 一种可拆卸的泡沫铝生产用模具
CN112746192A (zh) * 2020-12-17 2021-05-04 北京科技大学 一种发泡剂及制备方法和制备泡沫铝或铝合金的方法

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KR20130129599A (ko) 2013-11-29

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