JPS6078284A - Metal melting furnace device - Google Patents

Metal melting furnace device

Info

Publication number
JPS6078284A
JPS6078284A JP59120623A JP12062384A JPS6078284A JP S6078284 A JPS6078284 A JP S6078284A JP 59120623 A JP59120623 A JP 59120623A JP 12062384 A JP12062384 A JP 12062384A JP S6078284 A JPS6078284 A JP S6078284A
Authority
JP
Japan
Prior art keywords
melting furnace
chamber
furnace apparatus
scrap
furnace
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.)
Pending
Application number
JP59120623A
Other languages
Japanese (ja)
Inventor
ラルス　ハレン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ABB Norden Holding AB
Original Assignee
ASEA AB
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 ASEA AB filed Critical ASEA AB
Publication of JPS6078284A publication Critical patent/JPS6078284A/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B21/00—Obtaining aluminium
    • C22B21/0084—Obtaining aluminium melting and handling molten aluminium
    • C22B21/0092—Remelting scrap, skimmings or any secondary source aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/001—Dry processes
    • C22B7/003—Dry processes only remelting, e.g. of chips, borings, turnings; apparatus used therefor
    • 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
    • F27B14/00—Crucible or pot furnaces
    • F27B14/06—Crucible or pot furnaces heated electrically, e.g. induction crucible furnaces with or without any other source of heat
    • F27B14/061—Induction furnaces
    • F27B14/065—Channel type
    • 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
    • F27B14/00—Crucible or pot furnaces
    • F27B14/08—Details peculiar to crucible or pot furnaces
    • 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
    • F27D3/08—Screw feeders; Screw dischargers
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/16—Furnaces having endless cores
    • H05B6/18—Furnaces having endless cores having melting basin
    • 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
    • F27B14/00—Crucible or pot furnaces
    • F27B14/08—Details peculiar to crucible or pot furnaces
    • F27B2014/0875—Two zones or chambers, e.g. one used 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
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0006—Electric heating elements or system
    • F27D2099/0008—Resistor heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
    • F27M2001/00—Composition, conformation or state of the charge
    • F27M2001/01—Charges containing mainly non-ferrous metals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
    • F27M2001/00—Composition, conformation or state of the charge
    • F27M2001/03—Charges containing minerals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【発明の詳細な説明】 本発明は、アルミニウム、アルミニウムを含有するスク
ラップまたは合金、鉄、鋼、銅等及びその合金のような
金属または合金の溶融炉装置に関する。　このような炉
装置は、−次巻線と、鉄コアの１つの脚を取巻き且つ溶
融金属の充満する少なくとも１つのチャンネルを含む二
次回路とを有する、炉槽に固定のインダクタを備える、
例えばアルミニウムのような金属を溶融且つ保持する炉
装置を記載したスウェーデン特許出願 第８２０５８９８−３号において既に知られている。更
に、例えば電気抵抗要素を保有する加熱源が溶融金属の
上方で、例えば炉槽のカバー内に装架される。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a furnace apparatus for melting metals or alloys such as aluminum, scrap or alloys containing aluminum, iron, steel, copper, etc. and alloys thereof. Such a furnace arrangement comprises an inductor fixed to the furnace vessel, having a secondary winding and a secondary circuit surrounding one leg of the iron core and comprising at least one channel filled with molten metal.
It is already known, for example, from Swedish patent application no. 8205898-3, which describes a furnace device for melting and holding metals, such as aluminum. Furthermore, a heating source, for example containing electrical resistance elements, is mounted above the molten metal, for example in the cover of the furnace vessel.

上記のような種類の炉装置に関連する問題は、炉装置へ
の金属装入、特にいわゆる寸断スクラップの装入を簡単
に行えるようにすることであり、そして例えばビールか
んのようなアルミニウムスクラップの溶剤添加や塩素添
加を炉装置内で行えるようにすることである。またその
ような炉装置は連続操作が行えるような構造にすること
が望ましい。The problem associated with furnace installations of the type mentioned above is to make it easy to charge the furnace installation with metal, in particular with so-called shredded scrap, and with aluminum scrap, such as beer cans, for example. The objective is to allow addition of solvent and chlorine to be carried out within the furnace equipment. It is also desirable that such a furnace device be constructed to allow continuous operation.

本発明の目的は以上のような問題及びそれに関連するそ
の他の問題を解決することにある。そこで本発明による
炉装置は、少なくとも２つのチャンネルインダクタを通
して連絡する２つの室を備え、それら室の内の一方の室
にこれの上方から操作する装入装置が備えられ、そして
溶融金属が他方の室から取出されることを特徴とする。An object of the present invention is to solve the above-mentioned problems and other problems related thereto. The furnace arrangement according to the invention therefore comprises two chambers communicating through at least two channel inductors, one of the chambers is equipped with a charging device which is operated from above, and the molten metal is transferred to the other chamber. It is characterized by being taken out from the chamber.

そのような装入装置、例えばストーカ装入装置を備える
ことにより、細かく寸断されたスクラップを、インダク
タの最大溶融能力に対応する最高の率で下方へ押圧して
溶融金属内へ送込むことができ、従って炉装置の最大能
力を１００％まで活用できるのである。By providing such a charging device, for example a stoker charging device, the finely chopped scrap can be forced downward into the molten metal at the highest rate corresponding to the maximum melting capacity of the inductor. Therefore, the maximum capacity of the furnace equipment can be utilized to 100%.

１つの好適な実施例において、例えば寸断されたビール
かんのようなアルミニウム含有スクラップが下方向へ装
入される。装入装置に溶剤供給装置を結合できる。これ
は炉装置を全体的に、上記のような種類のスクラップに
適したものにする。In one preferred embodiment, aluminum-containing scrap, such as shredded beer cans, is charged downwards. A solvent supply device can be coupled to the charging device. This makes the furnace installation as a whole suitable for scrap of the type mentioned above.

好適には炉装置の第２室から保持炉へと取出される直前
の溶融金属へ射出管を通して塩素を供給することができ
る。Preferably, chlorine can be supplied from the second chamber of the furnace arrangement to the molten metal just before it is removed to the holding furnace through an injection tube.

本発明は添付図面を参照に更に詳細に説明されよう。図
面は相互に同等な２つの炉槽１と２を示している。これ
ら炉槽の内の第１の炉槽１はカバー３を備え、このカバ
ーは、後述のインダクタの操作が切られたときでも溶融
金属の熱を相持する、例えば電気抵抗型の、組込み、ま
たは結合可能の加熱源４をもっている。カバー３を持上
げれば、第１炉槽または炉室１内の溶融金属からスラグ
その他同様なものを除去し、容器またはカー５内へ落と
すことができる。The invention will be explained in more detail with reference to the accompanying drawings. The drawing shows two furnace vessels 1 and 2 which are identical to each other. The first of these furnace vessels 1 is equipped with a cover 3, which can be of the electrical resistance type, built-in or It has a heat source 4 that can be coupled. By lifting the cover 3, slag and the like can be removed from the molten metal in the first furnace tank or chamber 1 and dropped into the vessel or car 5.

室１は、単相または多相電流を供給される１つまたは複
数の一次コイル７と鉄コア８を有する１つまたはそれ以
上のチャンネルインダクタ６によって、槽または室２に
結合される。室１へ装入された金属はチャンネル型のイ
ンダクタ６によって溶融且つ熱維持される。また第２室
（溶融金属取出し室）２もカバー９と電気抵抗加熱器１
０を備え、そしてその室２から溶融金属が取出し口１１
を通してとりべまたは保持炉へ取出される。The chamber 1 is coupled to the bath or chamber 2 by one or more channel inductors 6 with one or more primary coils 7 and an iron core 8 supplied with single-phase or polyphase current. The metal charged into the chamber 1 is melted and thermally maintained by the channel-type inductor 6. In addition, the second chamber (molten metal extraction chamber) 2 also has a cover 9 and an electric resistance heater 1.
0, and the molten metal is taken out from the chamber 2 through the outlet 11.
through which it is taken out to a ladle or holding furnace.

本発明によれば、例えば装入ストーカのような装入部分
１２がカバー３に貫通または隣接して第１室１へ伸びる
。ストーカ１２は、排気口１５を備えたケーシング１４
内に装架される適当なモータ１３によって駆動される。According to the invention, a charging part 12 , for example a charging stoker, extends through or adjacent to the cover 3 into the first chamber 1 . The stoker 12 has a casing 14 equipped with an exhaust port 15.
It is driven by a suitable motor 13 mounted inside.

スクラップ１６としては好適には細かく寸断されたアル
ミニウムのビールかんのようなアルミニウムが用いられ
、ストーカ１２により下方向に室１内へと装入される。The scrap 16 is preferably aluminum, such as finely chopped aluminum beer cans, and is charged downwardly into the chamber 1 by the stoker 12.

溶剤が１７の箇所から供給される。スクラップの　。Solvent is supplied from 17 points. of scrap.

　５− 装入は、インダクタの最大溶融能力（１００％）に対応
する最高速度で行われる。スクラップはいわゆる寸断さ
れたスクラップとされよう。5- Charging is carried out at the maximum speed corresponding to the maximum melting capacity (100%) of the inductor. The scrap may be referred to as shredded scrap.

溶剤はストーカの制御によってスクラップと適当に混合
され、そしてこのスクラップと溶剤の混合の比率は簡単
に調節できる。The solvent is suitably mixed with the scrap by controlling the stoker, and the ratio of this scrap to solvent mixing can be easily adjusted.

第２室２からの取出し口１１の直前の所に設けられる射
出管１８を通して塩素ガスを送給することによって、溶
融アルミニウムの塩素化が行われる。The molten aluminum is chlorinated by feeding chlorine gas through an injection pipe 18 provided just before the outlet 11 from the second chamber 2.

この溶融炉装置はまた、銅、鋼、鉄その他を含むスクラ
ップにも利用できることを理解すべきである。It should be understood that this melting furnace apparatus can also be used for scrap containing copper, steel, iron, etc.

１つまたは複数個のインダクタ６は周知の方法によって
取付け、また交換のための取外しを行うことができる。The inductor or inductors 6 can be installed and removed for replacement using known methods.

以上の炉装置は特許請求の範囲の中で多くの変化形が可
能である。例えば装入装置を第１室１以外の箇所に設置
することも可能である。The furnace apparatus described above is capable of many variations within the scope of the claims. For example, it is also possible to install the charging device at a location other than the first chamber 1.

【図面の簡単な説明】[Brief explanation of the drawing]

　６− 図面は本発明による金属溶融炉装置の断面図である。 １・・・金属溶融炉第１室、２・・・同第２室、３．９
・・・カバー、４，１０・・・加熱器、５・・・スラグ
容器、６・・・インダクタ、７・・・−次コイル、８・
・・鉄コア、１１・・・溶融金属取出し口、 １２・・・スクラップ装入ストーカ、 １３・・・モータ、１４・・・ケーシング、１５・・・
排気口、１６・・・スクラップ、１７・・・溶剤供給口
、１８・・・塩素ガス射出管。 代理人　浅　村　皓 　７− 手続補正書（方式） 昭和す２年／ρ月／／日 特許庁長官殿 １、事件の表示 昭和Ｚ７年特許願第　７２９７２８号 ２、発明の名称 廉Ａ導訛汀駄ｔ ３、補正をする者 事件との関係　特許出願人 住　所 ４、代理人 昭和Ｊγ年　７月吋日 図面の浄書　（内容に変更なし）6- The drawing is a sectional view of a metal melting furnace apparatus according to the invention. 1...Metal melting furnace first chamber, 2...Metal melting furnace second chamber, 3.9
...Cover, 4, 10... Heater, 5... Slag container, 6... Inductor, 7... Secondary coil, 8...
...Iron core, 11... Molten metal outlet, 12... Scrap charging stoker, 13... Motor, 14... Casing, 15...
Exhaust port, 16... Scrap, 17... Solvent supply port, 18... Chlorine gas injection pipe. Agent: Akira Asamura 7- Procedural amendment (method) Date of April, 1929 Mr. Commissioner of the Japan Patent Office 1. Indication of the case: Showa Z7 Patent Application No. 729728 2. Title of invention: A derogatory name. 3. Relationship with the case of the person making the amendment Patent applicant's address 4. Agent's engraving of the drawing dated July 1, 1949 (no changes to the content)

Claims (1)

【特許請求の範囲】 （１）　アルミニウム、アルミニウムを含有するスクラ
ップまたは合金、鉄、鋼、銅等及びその合金のような金
属または合金の溶融炉装置において、少なくとも１つの
チャンネル型インダクタ（６）を通して連絡する２つの
室（１，２）を備え、これら室の内の第１の室（１）に
これの上方から操作する装入装置（１２）が備えられ、
そして溶融金属が一第２の室（２）から取出されること
を特徴とする溶融炉装置。 （２、特許請求の範囲第１項の溶融炉装置において、寸
断された例えばビールかんのようなアルミニウムを含有
するスクラップ（１６）が装入装置（１２〉によって該
第１室（１）内へ装入されることを特徴とする溶融炉装
置。 （３）特許請求の範囲第２項の溶融炉装置において、該
装入装置が装入制御装置を含むストーカ（１２）または
その他の装置で構成されることを特徴とする溶融炉装置
。 （４）特許請求の範囲第２項及び第３項の溶融炉装置に
おいて、該装置に溶剤供給装置（１７）が結合されるこ
とを特徴とする溶融炉装置。 （５）特許請求の範囲第２項から第４項までの溶融炉装
置において、該第２室（溶融金属取出し室）（２）内の
溶融金属に塩素ガスが供給されることを特徴とする溶融
炉装置。[Claims] (1) In a furnace apparatus for melting metals or alloys such as aluminum, scrap or alloys containing aluminum, iron, steel, copper, etc. and their alloys, through at least one channel-type inductor (6). It has two communicating chambers (1, 2), the first of these chambers (1) is equipped with a charging device (12) that is operated from above,
A melting furnace apparatus characterized in that the molten metal is taken out from the second chamber (2). (2. In the melting furnace apparatus according to claim 1, shredded scrap (16) containing aluminum, such as beer cans, is fed into the first chamber (1) by the charging device (12). (3) In the melting furnace apparatus according to claim 2, the charging device is composed of a stoker (12) including a charging control device or other device. (4) The melting furnace apparatus according to claims 2 and 3, characterized in that a solvent supply device (17) is coupled to the melting furnace apparatus. Furnace apparatus. (5) In the melting furnace apparatus according to claims 2 to 4, it is provided that chlorine gas is supplied to the molten metal in the second chamber (molten metal extraction chamber) (2). Characteristic melting furnace equipment.
JP59120623A 1983-06-14 1984-06-12 Metal melting furnace device Pending JPS6078284A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8303372-0 1983-06-14
SE8303372A SE8303372L (en) 1983-06-14 1983-06-14 Oven device for smelting of metals or metal alloys

Publications (1)

Publication Number Publication Date
JPS6078284A true JPS6078284A (en) 1985-05-02

Family

ID=20351588

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59120623A Pending JPS6078284A (en) 1983-06-14 1984-06-12 Metal melting furnace device

Country Status (4)

Country Link
JP (1) JPS6078284A (en)
DE (1) DE3420902A1 (en)
GB (1) GB2143311A (en)
SE (1) SE8303372L (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06287653A (en) * 1992-05-18 1994-10-11 Kosaka Nenshiyouro Seisakusho:Yugen Method for melting light alloy chip and melting furnace therefor
JPH07150268A (en) * 1993-11-29 1995-06-13 Miyamoto Kogyosho:Kk Melting furnace for aluminum waste material
JP2008196807A (en) * 2007-02-14 2008-08-28 Kenzo Takahashi Raw material push-in device for melting furnace and melting furnace system with the built-in device
CN105466215A (en) * 2015-12-25 2016-04-06 重庆唐森机械制造有限公司 Heating furnace for production of energy-saving pan
JP2017505892A (en) * 2014-01-31 2017-02-23 ダニエリ アンド シー．オフィス メカニケ エスピーエーＤａｎｉｅｌｉ＆Ｃ．Ｏｆｆｉｃｉｎｅ Ｍｅｃｃａｎｉｃｈｅ Ｓｐａ Apparatus for heating and transferring metallic materials for a melting plant and melting plant comprising the apparatus

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3827086A1 (en) * 1988-08-10 1990-02-15 Atzger Juergen Process and apparatus for thermal decontamination of filter dusts and other residues
GB9025759D0 (en) * 1990-11-27 1991-01-09 Copermill Ltd Apparatus for melting aluminium
AU717807B2 (en) * 1996-07-25 2000-03-30 Alloystream Holdings (Proprietary) Limited Metal reduction and melting process
AT404843B (en) * 1997-01-15 1999-03-25 Machner & Saurer Gmbh METHOD AND DEVICE FOR MELTING LIGHT METALS
DE102004025779B4 (en) * 2004-05-26 2008-08-21 Refratechnik Holding Gmbh Method for improved slag reaction with metallic melts in indirect heating furnaces for enhanced cleaning of nonmetallic inclusion charges
DE102009041789A1 (en) * 2009-09-18 2011-03-31 Klaus Riegert Process for recycling aluminum from beverage cans
RU2484165C2 (en) * 2011-08-18 2013-06-10 Александр Александрович Варыгин Method of producing aluminium-silicon alloys and smelting-reducing hearth furnace to this end
CN103017518B (en) * 2011-09-22 2014-12-10 品达科技股份有限公司 Metal melting furnace and metal melting method
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JPH06287653A (en) * 1992-05-18 1994-10-11 Kosaka Nenshiyouro Seisakusho:Yugen Method for melting light alloy chip and melting furnace therefor
JPH07150268A (en) * 1993-11-29 1995-06-13 Miyamoto Kogyosho:Kk Melting furnace for aluminum waste material
JP2008196807A (en) * 2007-02-14 2008-08-28 Kenzo Takahashi Raw material push-in device for melting furnace and melting furnace system with the built-in device
JP2017505892A (en) * 2014-01-31 2017-02-23 ダニエリ アンド シー．オフィス メカニケ エスピーエーＤａｎｉｅｌｉ＆Ｃ．Ｏｆｆｉｃｉｎｅ Ｍｅｃｃａｎｉｃｈｅ Ｓｐａ Apparatus for heating and transferring metallic materials for a melting plant and melting plant comprising the apparatus
CN105466215A (en) * 2015-12-25 2016-04-06 重庆唐森机械制造有限公司 Heating furnace for production of energy-saving pan
CN105466215B (en) * 2015-12-25 2017-08-11 重庆唐森机械制造有限公司 A kind of energy saving pot production heating furnace

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SE8303372L (en) 1984-12-15
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SE8303372D0 (en) 1983-06-14
GB2143311A (en) 1985-02-06

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