WO2015145945A1 - 真空溶解鋳造装置 - Google Patents
真空溶解鋳造装置 Download PDFInfo
- Publication number
- WO2015145945A1 WO2015145945A1 PCT/JP2015/000611 JP2015000611W WO2015145945A1 WO 2015145945 A1 WO2015145945 A1 WO 2015145945A1 JP 2015000611 W JP2015000611 W JP 2015000611W WO 2015145945 A1 WO2015145945 A1 WO 2015145945A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- casting
- cooling
- cylindrical member
- vacuum melting
- receiving opening
- Prior art date
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Classifications
-
- 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
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0637—Accessories therefor
- B22D11/0697—Accessories therefor for casting in a protected atmosphere
-
- 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
- B22D11/001—Continuous casting of metals, i.e. casting in indefinite lengths of specific alloys
-
- 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
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0611—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars formed by a single casting wheel, e.g. for casting amorphous metal strips or wires
-
- 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
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0628—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars formed by more than two casting wheels
-
- 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
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0637—Accessories therefor
- B22D11/064—Accessories therefor for supplying molten metal
-
- 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
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0637—Accessories therefor
- B22D11/068—Accessories therefor for cooling the cast product during its passage through the mould surfaces
-
- 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
- B22D11/10—Supplying or treating molten metal
- B22D11/11—Treating the molten metal
- B22D11/113—Treating the molten metal by vacuum treating
-
- 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
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
-
- 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
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
-
- 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
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/128—Accessories for subsequent treating or working cast stock in situ for removing
- B22D11/1284—Horizontal removing
-
- 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
- B22D11/141—Plants for continuous casting for vertical casting
-
- 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
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/06—Forming or maintaining special atmospheres or vacuum within heating chambers
-
- 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
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/06—Forming or maintaining special atmospheres or vacuum within heating chambers
- F27D2007/066—Vacuum
Definitions
- the present invention relates to a vacuum melting casting apparatus that melts a metal material to form a casting by a strip casting method.
- Patent Document 1 This type of vacuum melting casting apparatus is known from Patent Document 1, for example.
- This includes a melting furnace, a cooling roll that forms a casting by strip-casting the molten metal discharged from the melting furnace and performing primary cooling in a sealed container in which a vacuum exhaust pipe and a gas introduction pipe are connected.
- a rotatable cooling drum that receives the casting formed by the cooling roll and performs secondary cooling.
- the cooling drum is formed of a bottomed cylindrical member that is stored in a horizontal posture in a sealed container, and a water cooling jacket is provided on the outer peripheral surface thereof.
- a rotating shaft protrudes to the outside through a rotation seal portion, and the rotating shaft is connected to a motor through a belt so that the cooling drum can be rotated forward and backward by the motor. .
- a spiral ridge is provided on the inner peripheral surface of the cooling drum. Then, the cooling drum is rotated forward, and the casting is sent from the opening end on one side of the cooling drum to the closing end side by the protrusions, and cooled while temporarily storing the casting in the cooling drum. When a predetermined amount of casting has accumulated, the cooling drum is reversed, and the secondary cooled casting is sent to the opening end side of the cooling drum and discharged from the opening end.
- the casting is an alloy raw material for a neodymium iron boron-based sintered magnet
- the main component is solidified when first cooled by a cooling roll, while a part of the rare earth component exists as a liquid phase.
- it solidifies when it is secondarily cooled.
- the solidification state of the rare earth component changes, and as a result, desired magnetic characteristics cannot be obtained when a sintered magnet is obtained.
- an object of the present invention is to provide a vacuum melting casting apparatus capable of performing secondary cooling of a casting almost uniformly and miniaturizing.
- the vacuum melting and casting apparatus of the present invention forms a casting by first cooling the melting furnace and the molten metal discharged from the melting furnace in a sealed container to which a vacuum exhaust pipe is connected. It has a cooling roll and a rotatable cooling drum that receives and cools the casting formed by the cooling roll, and the cooling drum is opened on one side and a receiving opening for receiving the casting and opened on the other side.
- the castings received by the cooling drum are sequentially transferred from the receiving opening side to the discharging opening side according to the number of rotations of the cooling drum, and heat exchange with the inner peripheral surface of the cooling drum is performed in this transfer process.
- the casting can be cooled substantially uniformly, unlike the case where the casting is temporarily stored, and the rotation of the cooling drum If the number is changed, the cooling rate can be changed.
- the cooling drum only needs to have a length and an inner diameter corresponding to the temperature at which the casting should be cooled, regardless of productivity, so the cooling drum can be downsized. Miniaturization is also possible.
- the transfer means includes a first protrusion provided spirally on an inner peripheral surface of the cylindrical member and at least one second protrusion provided linearly.
- the casting received in the cooling drum is prevented from staying locally in the cooling drum, and the casting can be efficiently and sequentially transferred from the receiving opening side to the discharging opening side by a predetermined amount.
- a pulverizing means for pulverizing the primary-cooled casting before transferring the casting primary-cooled by the cooling roll to the receiving opening.
- the casting is secondarily cooled more evenly by pulverizing the cast cast that has been cast into a cast roll and keeping the size of the casting approximately uniform. Can do.
- the length and diameter of the cooling drum can be further reduced, and further The vacuum melting casting apparatus can be downsized.
- CM is a vacuum melting and casting apparatus according to an embodiment of the present invention.
- the vacuum melting and casting apparatus CM is a sealed container (vacuum chamber) to which a vacuum exhaust pipe 11 from a vacuum pump (not shown) is connected. ) 1 is provided.
- the hermetic container 1 is composed of a vertical cylindrical main container portion 1a and a horizontal cylindrical sub-container portion 1b connected to the lower portion of the main container portion 1a.
- An openable / closable lid 12 is provided at the upper end of the main container 1a.
- a melting furnace 2, a tundish 3, and a cooling roll 4 are accommodated in the main container portion 1a, and a cooling drum 5 and a recovery box 6 having an open upper surface are accommodated in the sub container portion 1b. Yes.
- the melting furnace 2 is pivotally supported by a support column 21 standing in the main container portion 1a at the upper end thereof, and tilted by the cylinder 22 from an upward posture shown by a solid line in FIG. It has come to be. Then, after putting the metal material into the melting furnace 2 in the upward posture with the lid 12 open, the lid 12 is closed and the metal material is melted by induction heating in the melting furnace 2. When the melting of the metal material is completed, the melting furnace 2 is tilted in an inclined posture, and the molten metal in the melting furnace 2 is discharged into the tundish 3.
- the alloy raw material for neodymium iron boron series sintered magnets is mentioned, for example.
- the tundish 3 has a ceramic box shape, and the molten metal is quantitatively strip-cast to the cooling roll 4 from a horizontally long slit provided in the nozzle 31 on the bottom surface thereof.
- the cooling roll 4 rotates at a peripheral speed of 0.1 to 5.0 m / sec, and its outer peripheral surface is water-cooled from the inside.
- the molten metal strip cast on the cooling roll 4 is primarily cooled and solidified on the outer peripheral surface of the cooling roll 4 to be peeled off from the cooling roll 4 as a ribbon-shaped casting.
- a gas introduction pipe 14 connected to a gas supply source such as an inert gas is connected to the main container portion 1a.
- a gas supply source such as an inert gas
- the inside of the sealed container 1 is evacuated by exhausting through the vacuum exhaust pipe 11 to remove components such as moisture contained in the metal material that are gasified.
- an inert gas is introduced into the sealed container 1 from the gas introduction pipe 14 to increase the internal pressure of the sealed container 1 and suppress the transpiration of the metal material in the melting furnace 2.
- the casting falls below the cooling roll 4 and drops into the sub container part 1b through the inlet 13 opened in the main container part 1a and the sub container part 1b, and is provided in the sub container part 1b. Then, it is introduced into the cooling drum 5 through the flange 7 inclined downward to the right, and is secondarily cooled in the cooling drum 5.
- a crushing means 8 comprising a pair of rollers 81 and 82 is provided in the dropping path of the casting from the cooling roll 4 to the charging port 13 in the main container portion 1a, and before being received by the cooling drum 5, The castings are crushed to a uniform size and arranged.
- the cooling drum 5 includes a cylindrical member 51 that is long in one direction, and the cylindrical member 51 is cantilevered by the right side wall of the sub-container portion 1b. It is stored in a horizontal position inside.
- a casting receiving opening 52 into which the tip of the flange 7 is inserted is opened, and on the outer peripheral surface of the right end of the cylindrical member 51, a secondary-cooled casting is provided.
- Two discharge openings 53 for discharging are formed at intervals of 180 degrees in the circumferential direction.
- first protrusion 54 is spirally provided on the inner peripheral surface of the cylindrical member 51 over substantially the entire length in the longitudinal direction
- the linear second protrusion 55 is formed over the substantially entire length in the longitudinal direction.
- the 1st protrusion 54 and the 2nd protrusion 55 in the cylindrical member 51 to rotate comprise a transfer means, and the cooling drum 5 is rotated in one direction, the 1st protrusion 54 and the 1st protrusion.
- the casting is efficiently and sequentially transferred from the receiving opening 52 side to the discharging opening 53 side by a predetermined amount by the two protrusions 55.
- the cylindrical member 51 is rotated at a rotational speed of 1 to 60 rpm in accordance with the temperature of the casting to be secondary cooled. Further, a cooling jacket 56 is provided on the outer peripheral surface of the cylindrical member 51 so that a cooling medium (for example, cooling water) is circulated so that the inner surface of the cylindrical member 51 can be cooled.
- the main container portion 1a is connected to a cooling gas supply source for promoting secondary cooling of the casting portion such as argon gas or helium gas, and is a gas of cooling gas introducing means for introducing the cooling gas toward the receiving opening 52.
- a tube 9 is provided.
- a joint portion 57 is formed on the right end surface of the cylindrical member 51, and a rotating shaft 58 that passes through the side surface of the sub container portion 1b is connected to the joint portion 57.
- the rotating shaft 58 is supported by a cylindrical support member 59 provided on the side surface of the sub container portion 1b via a bearing 59a.
- Inside the rotating shaft 58 there are formed a forward circulation path 58a for the cooling medium and a return circulation path 58b formed around the forward circulation path 58a, and a cooling jacket is provided via a connecting pipe 57a provided in the joint portion 57.
- the cooling medium can be circulated in 56.
- the rotating shaft 58 is connected to a pulley Mp1 provided at the end thereof and a belt Mv wound around a pulley Mp2 provided on the rotating shaft Ma of the motor M disposed outside the sub container portion 1b.
- the rotating drum 5 can be rotated in one direction by the motor M.
- the length and diameter of the cylindrical member 51 and the interval between the first protrusions 54 are appropriately set in consideration of the rotational speed of the cooling roll 4, the temperature at which the casting is to be cooled, and the like.
- the collection box 6 is disposed immediately below the discharge opening 53 of the cooling drum 5 in the sub-container portion 1b, and receives and collects the casting falling from the discharge opening 53.
- the recovery box 6 is provided with a caster 61, and an opening / closing door 15 is provided on the lower side of the right side wall of the sub container portion 1b. .
- the casting received in the cylindrical member 51 is sequentially transferred from the receiving opening 52 side to the discharging opening 53 side according to the rotational speed of the cylindrical member 51, and in this transfer process, the cylindrical shape is transferred. Since the secondary cooling is performed by heat exchange with the inner peripheral surface of the member 51 and discharged from the discharge opening 53, unlike the conventional example in which the casting is temporarily stored, the casting can be cooled substantially uniformly. In addition, the cooling rate can be changed by changing the rotational speed of the tubular member 51. In addition, since the cylindrical member 51 only has to have a length and an inner diameter corresponding to the temperature at which the casting should be cooled, regardless of productivity, the cylindrical shape is coupled with the provision of the cooling gas introduction means. The length and diameter of the member 51 can be further reduced, and the vacuum melting and casting apparatus can be further downsized.
- the casting received in the cylindrical member 51 is prevented from staying locally in the cylindrical member 51.
- a predetermined amount of casting can be efficiently and sequentially transferred from the receiving opening 52 side to the discharging opening 53 side.
- secondary cooling can be performed more evenly.
- cylindrical member 51 was cantilevered and supported by the wall surface of the sub container portion 1b as an example, a support roller for supporting the peripheral surface of the cylindrical member 51 is provided in the sub container portion 1b. Also good. Alternatively, the cylindrical member 51 may be disposed to be inclined downward to the right so that the casting is efficiently and sequentially transferred from the receiving opening 52 side to the discharging opening 53 side. In this case, the cylindrical member 51 itself constitutes the transfer means.
- CM vacuum melting casting apparatus, 1 ... sealed container, 2 ... melting furnace, 4 ... cooling roll, 5 ... cooling drum, 51 ... cylindrical member (cooling drum), 52 ... receiving opening, 53 ... discharging opening, 54 ... first 1 protrusion (transfer means), 55 ... 2nd protrusion (transfer means), 8 ... grinding
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Continuous Casting (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Furnace Charging Or Discharging (AREA)
- Furnace Details (AREA)
- Hard Magnetic Materials (AREA)
Abstract
Description
Claims (4)
- 真空排気管が接続された密閉容器内に、溶解炉と、溶解炉から出湯される溶湯を一次冷却して鋳造物を形成する冷却ロールと、冷却ロールで形成された鋳造物を受け入れて二次冷却する回転自在な冷却ドラムとを備える真空溶解鋳造装置において、
冷却ドラムが、一側に開設されて鋳造物を受け入れる受入開口と、他側に開設されて二次冷却された鋳造物を排出する排出開口とを有する一方向に長手の筒状部材と、筒状部材の回転に応じて受入開口から受け入れた鋳造物を排出開口に移送する移送手段とを備えることを特徴とする真空溶解鋳造装置。 - 前記移送手段は、前記筒状部材の内周面に螺旋状に設けた第1突条と線状に設けた少なくとも1本の第2突条とを備えることを特徴とする請求項1記載の真空溶解鋳造装置。
- 前記冷却ロールで一次冷却された鋳造物を受入開口に移送する前に、この一次冷却された鋳造物を粉砕する粉砕手段を更に備えることを特徴とする請求項1または請求項2記載の真空溶解鋳造装置。
- 前記筒状部材内での鋳造部の二次冷却を促進する冷却ガスを導入する冷却ガス導入手段を更に備えることを特徴とする請求項1~3のいずれか1項に記載の真空溶解鋳造装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201580014378.XA CN106102960A (zh) | 2014-03-27 | 2015-02-10 | 真空熔化铸造装置 |
RU2016133482A RU2016133482A (ru) | 2014-03-27 | 2015-02-10 | Устройство вакуумной плавки и литья |
JP2016509937A JP6255481B2 (ja) | 2014-03-27 | 2015-02-10 | 真空溶解鋳造装置 |
US15/110,124 US20170001239A1 (en) | 2014-03-27 | 2015-02-10 | Vacuum Melting and Casting Apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014-065733 | 2014-03-27 | ||
JP2014065733 | 2014-03-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015145945A1 true WO2015145945A1 (ja) | 2015-10-01 |
Family
ID=54194507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2015/000611 WO2015145945A1 (ja) | 2014-03-27 | 2015-02-10 | 真空溶解鋳造装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20170001239A1 (ja) |
JP (1) | JP6255481B2 (ja) |
CN (1) | CN106102960A (ja) |
RU (1) | RU2016133482A (ja) |
WO (1) | WO2015145945A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107812903B (zh) * | 2017-10-24 | 2019-05-31 | 江西理工大学 | 一种铜合金真空连续熔炼铸造装置 |
CN111023843B (zh) * | 2019-12-13 | 2021-05-25 | 安徽骏马新材料科技股份有限公司 | 红丹氧化炉出料冷却装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4629303Y1 (ja) * | 1970-04-24 | 1971-10-11 | ||
JP2006192466A (ja) * | 2005-01-13 | 2006-07-27 | Ulvac Japan Ltd | 希土類金属含有合金の鋳造装置 |
JP2010137934A (ja) * | 2008-12-10 | 2010-06-24 | Mitsubishi Heavy Ind Ltd | 高温粒流体の冷却搬送装置 |
WO2011067910A1 (ja) * | 2009-12-01 | 2011-06-09 | 株式会社アルバック | 真空溶解鋳造装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2960554B2 (ja) * | 1990-12-27 | 1999-10-06 | 株式会社オーケー企画研究所 | 生ごみ処理車 |
US5492407A (en) * | 1994-09-14 | 1996-02-20 | Gement; Paul | Chamber for treating wastes and removing the treated wastes following treatment |
US6846400B2 (en) * | 2002-01-10 | 2005-01-25 | E. I. Du Pont De Nemours And Company | Cathodic electrodeposition coating agents |
AU2003241888A1 (en) * | 2002-05-29 | 2003-12-12 | Santoku Corporation | System for producing alloy containing rare earth metal |
US6896400B2 (en) * | 2003-01-07 | 2005-05-24 | Didion Manufacturing Company | Granular product blending and cooling rotary drum |
JP2005193295A (ja) * | 2004-01-07 | 2005-07-21 | Yoichi Hirose | ネオジウム系磁石用合金のストリップキャスティング法における鋳造薄片の冷却装置および冷却方法 |
JP2007136543A (ja) * | 2005-11-17 | 2007-06-07 | Yoichi Hirose | 冷却装置及びストリップキャスティング装置並びにネオジウム系焼結磁石用合金鋳造薄片の冷却方法 |
WO2009041356A1 (ja) * | 2007-09-25 | 2009-04-02 | Ulvac, Inc. | 二次冷却装置、鋳造装置 |
CN202743912U (zh) * | 2012-06-09 | 2013-02-20 | 李三济 | 一种输送高温物料的输送机 |
-
2015
- 2015-02-10 RU RU2016133482A patent/RU2016133482A/ru unknown
- 2015-02-10 CN CN201580014378.XA patent/CN106102960A/zh active Pending
- 2015-02-10 JP JP2016509937A patent/JP6255481B2/ja active Active
- 2015-02-10 US US15/110,124 patent/US20170001239A1/en not_active Abandoned
- 2015-02-10 WO PCT/JP2015/000611 patent/WO2015145945A1/ja active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4629303Y1 (ja) * | 1970-04-24 | 1971-10-11 | ||
JP2006192466A (ja) * | 2005-01-13 | 2006-07-27 | Ulvac Japan Ltd | 希土類金属含有合金の鋳造装置 |
JP2010137934A (ja) * | 2008-12-10 | 2010-06-24 | Mitsubishi Heavy Ind Ltd | 高温粒流体の冷却搬送装置 |
WO2011067910A1 (ja) * | 2009-12-01 | 2011-06-09 | 株式会社アルバック | 真空溶解鋳造装置 |
Also Published As
Publication number | Publication date |
---|---|
CN106102960A (zh) | 2016-11-09 |
US20170001239A1 (en) | 2017-01-05 |
RU2016133482A3 (ja) | 2018-04-27 |
JP6255481B2 (ja) | 2017-12-27 |
JPWO2015145945A1 (ja) | 2017-04-13 |
RU2016133482A (ru) | 2018-04-27 |
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