CN108253786A - Electromagnetism submerged combustion smelting device - Google Patents
Electromagnetism submerged combustion smelting device Download PDFInfo
- Publication number
- CN108253786A CN108253786A CN201810096283.2A CN201810096283A CN108253786A CN 108253786 A CN108253786 A CN 108253786A CN 201810096283 A CN201810096283 A CN 201810096283A CN 108253786 A CN108253786 A CN 108253786A
- Authority
- CN
- China
- Prior art keywords
- magnetic induction
- submerged combustion
- furnace body
- spray gun
- smelting device
- 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
Links
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
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/14—Arrangements of heating devices
-
- 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
- F27B14/20—Arrangement of controlling, monitoring, alarm or like devices
-
- 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
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/12—Casings; Linings; Walls; Roofs incorporating cooling arrangements
-
- 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
-
- 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
- F27D2099/0015—Induction heating
Abstract
The present invention provides a kind of electromagnetism submerged combustion smelting device, including：Furnace body, furnace body include furnace wall and furnace roof；Spray gun structure, spray gun structure are arranged on the furnace roof of furnace body；Magnetic induction structure, magnetic induction structure setting is in the outside of furnace body, to be heated to the material in furnace body.Technical scheme of the present invention efficiently solve the problems, such ass that metal phase of the smelting furnace of the prior art when in use in cupola well is susceptible to and freezes.
Description
Technical field
The present invention relates to the technical field of smelting furnace, in particular to a kind of electromagnetism submerged combustion smelting device.
Background technology
Submerged combustion molten pool melting technology has been successfully applied to the non-ferrous metals smelting such as reviver, zinc leaching residue and high lead dross reduction
Refining, bath smelting is that air, oxygen-enriched air, reducing agent or fuel are sprayed into molten bath by being mounted on the spray gun of furnace body side wall,
Gas jet sprays into molten bath and stirs molten bath rapidly and then accelerate heat transfer, mass transfer and chemical reaction process in molten bath.Using existing
When high melting point metal oxide material, refractory metal mutually exists for smelting furnace processing lateritic nickel ore, copper ashes, copper-contained sludge and alloy
Partial freezing may be generated in cupola well, gobbed up problem occurs.
Invention content
It is of the prior art molten to solve it is a primary object of the present invention to provide a kind of electromagnetism submerged combustion smelting device
Metal phase of the furnace when in use in cupola well is susceptible to the problem of freezing.
To achieve these goals, the present invention provides a kind of electromagnetism submerged combustion smelting device, including：Furnace body, furnace body
Including furnace wall and furnace roof；Spray gun structure, spray gun structure are arranged on the furnace roof of furnace body；Magnetic induction structure, magnetic induction structure setting
In the outside of furnace body, to be heated to the material in furnace body.
Further, furnace body includes metal layer and slag blanket from the bottom to top, and the jet port of spray gun structure stretches to slag blanket.
Further, spray gun structure includes spray gun, and spray gun is one or more, and the axis of each spray gun vertically enters
To slag blanket.
Further, spray gun is single channel spray gun, and spray gun is blown oxygen rich gas.
Further, spray gun is multichannel spray gun, and spray gun can be blown oxygen rich gas and fuel simultaneously.
Further, spray gun structure enters to the height of slag blanket between 0.5 meter to 1 meter.
Further, electromagnetism submerged combustion smelting device further includes cooling structure, and cooling structure carries out magnetic induction structure
Heat exchange.
Further, cooling structure includes heat exchange pipeline, dynamic power machine and cooling medium, and cooling medium is arranged on heat exchanger tube
In road, dynamic power machine is connected with heat exchange pipeline and provides kinetic energy to cooling medium, and-heat exchange pipeline is threaded through magnetic strength at least partly
It answers in structure to exchange heat with magnetic induction structure, cooling structure is lost pressure cooling structure.
Further, dynamic power machine is pump, and cooling medium is safety-type cooling medium, and heat exchange pipeline is threaded through magnetic induction knot
In structure.
Further, magnetic induction structure includes magnetic induction coil, and magnetic induction coil is arranged on the outside of furnace body.
Further, magnetic induction structure further includes yoke layer, and yoke layer is arranged on the outer circumferential of magnetic induction coil.
Further, magnetic induction structure further includes heat-insulating layer, and heat-insulating layer is arranged on furnace body and magnetic induction coil
Between, so that the spaced heat and insulation of magnetic induction coil and furnace body.
Further, electromagnetism submerged combustion smelting device further includes control structure, and magnetic induction structure is electrically connected with control structure
It connects, control structure includes the control main body of electrical connection and temperature sensor, temperature sensor are arranged on the outer wall of furnace body, with logical
The switch of the measurement temperature control magnetic induction structure of excess temperature sensor.
Further, magnetic induction structure includes yoke layer, magnetic induction coil and heat-insulating layer, and yoke layer is groove-like knot
Structure, magnetic induction coil are embedded on the side wall of yoke layer, and heat-insulating layer is arranged on the inside of yoke layer, and heat-insulating layer is
The groove-like structure being adapted with yoke layer.
Further, furnace body side wall is copper water nested structure.
Further, furnace body side wall is copper water nested structure, is provided with water jacket liner in copper water nested structure, water jacket liner is by resistance to
Firebrick material is made.
It applies the technical scheme of the present invention, when in use, the metal phase in furnace body is susceptible to what is freezed to smelting furnace
The position of phenomenon, the especially distant furnace bottom of distance burning, is at this moment freezed by magnetic induction structure to being susceptible in furnace body
Position heated, the metal phase in such furnace body is just not easy to freeze.Technical scheme of the present invention efficiently solves
Metal phase of the smelting furnace of the prior art when in use in cupola well is susceptible to the problem of freezing.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide further understanding of the present invention, and of the invention shows
Meaning property embodiment and its explanation do not constitute improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 shows the structure diagram of the embodiment of electromagnetism submerged combustion smelting device according to the present invention.
Wherein, above-mentioned attached drawing is marked including the following drawings：
10th, furnace body；20th, spray gun structure；30th, magnetic induction structure；31st, magnetic induction coil；32nd, yoke layer；33rd, partiting thermal insulation
Layer；40th, cooling structure；100th, metal layer；200th, slag blanket.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.It is unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, if the device in attached drawing is squeezed, it is described as " in other devices
It will be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and
And respective explanations are made in opposite description to space used herein above.
Now, the illustrative embodiments according to the application are more fully described with reference to the accompanying drawings.However, these are exemplary
Embodiment can be implemented by many different forms, and should not be construed to be limited solely to embodiment party set forth herein
Formula.It should be understood that these embodiments are provided so that disclosure herein is thoroughly and complete, and these are shown
The design of example property embodiment is fully conveyed to those of ordinary skill in the art, in the accompanying drawings, for the sake of clarity, expands layer
With the thickness in region, and make identical device is presented with like reference characters, thus description of them will be omitted.
As shown in Figure 1, the electromagnetism submerged combustion smelting device of the present embodiment, including：Furnace body 10, spray gun structure 20 and magnetic strength
Answer structure 30.Furnace body 10 includes furnace wall and furnace roof.Spray gun structure 20 is arranged on the furnace roof of furnace body 10.Magnetic induction structure 30 is set
In the outside of furnace body 10, to be heated to the material in furnace body 10.
Using the technical solution of the present embodiment, when in use, the metal phase in furnace body 10 is susceptible to jelly to smelting furnace
The position of the phenomenon that knot, the especially distant furnace bottom of distance burning, at this moment by magnetic induction structure 30 to easy in furnace body 10
The position for occurring freezing is heated, and the metal phase in such furnace body 10 is just not easy to freeze.The technical side of the present embodiment
Case efficiently solve the problems, such ass that the metal phase of the smelting furnace of the prior art when in use in cupola well is susceptible to and freezes.
As shown in Figure 1, in the technical solution of the present embodiment, furnace body 10 includes metal layer 100 and slag blanket from the bottom to top
200, and the jet port of spray gun structure 20 stretches to slag blanket 200.The jet port of spray gun structure 20 stretches to slag blanket 200, so both
It can guarantee the smelting temperature in smelting furnace, while can very easily carry out changing rifle operation again.
As shown in Figure 1, in the technical solution of the present embodiment, spray gun structure 20 includes a spray gun, the axis edge of spray gun
Vertical direction enters to slag blanket 200.The substances such as the oxygen rich gas in spray gun is caused smoothly to enter in smelting furnace in this way.Single branch spray
Rifle is multi-channel structure, can be blown simultaneously cooling agent, oxygen rich gas, fuel, reducing agent it is one or more.As shown in Figure 1,
In the technical solution of the present embodiment, spray gun structure 20 enters to the height of slag blanket 200 between 0.5 meter to 1 meter.Spray gun structure
20 enter to the height of slag blanket 200 between 0.5 meter to 1 meter, can fully stir molten bath, and ejecta is made to occur with furnace body melt
Fully reaction, avoids ejecta from largely escaping, improves the utilization rate of ejecta.Spray gun is single channel spray gun, and spray gun injection is oxygen-enriched
Gas or spray gun are multichannel spray gun, and spray gun can be blown oxygen rich gas and fuel simultaneously.
As shown in Figure 1, in the technical solution of the present embodiment, electromagnetism submerged combustion smelting device further includes cooling structure
40, cooling structure 40 exchanges heat to magnetic induction structure 30.The setting of cooling structure 40 cause magnetic induction structure 30 be not easy by
Magnetic induction structure 30 is caused to be damaged in overheat.Specifically, cooling structure 40 includes heat exchange pipeline, dynamic power machine and cooling Jie
Matter, cooling medium are arranged in heat exchange pipeline, and dynamic power machine is connected with heat exchange pipeline and provides kinetic energy, heat exchanger tube to cooling medium
Road is at least part of to be connected to exchange heat with magnetic induction structure 30 with magnetic induction structure 30.Above structure setting is convenient, processing
Cost is relatively low.Dynamic power machine is vacuum pump or jet pump, and cooling medium is water either conduction oil or the safe cooling agent of ionic liquid
Etc. other safety-type cooling media, safety-type cooling medium refers to that meeting the cooling that high-temperature metal and high-temperature slag do not explode is situated between
Matter.Heat exchange pipeline is threaded through in magnetic induction structure 30, so that the structure of magnetic induction structure 30 is compact.It is noticeable
It is that cooling structure 40 is lost pressure cooling, accordingly even when heat exchange pipeline has crack will not be by cooling medium leakage in magnetic induction knot
In structure 30, such structure so that the electromagnetism submerged combustion smelting device of the present embodiment is safer when in use.In this reality
Apply the preferred lost pressure cooling structure of cooling system in example, cooling medium preferred security type cooling medium, in the technical side of the present embodiment
In case, lost pressure cooling structure using application No. is the technical solution of 201610161954.X or 201610161951.6,
Certain lost pressure cooling structure can also take the technical solution of other lost pressure cooling structures.
Further specifically, 10 side wall of furnace body is copper water nested structure.Preferably, 10 side wall of furnace body be copper water nested structure, copper
Water jacket liner is provided in jacket structure for water, water jacket liner is made of refractory brick material.Copper Water Jacket structure fabrication cost is relatively low, water jacket
It is not only firm that liner by refractory brick material is made such structure, but also has good heat resistance.
As shown in Figure 1, in the technical solution of the present embodiment, magnetic induction structure 30 includes magnetic induction coil 31, magnetic induction
Coil 31 be arranged on furnace body-outside.Since metal phase is susceptible to the bottom that the position freezed is in furnace body 10 in furnace body 10
Portion, above-mentioned structure can just avoid freezing for the metal phase in 10 bottom of furnace body to the bottom-heated of furnace body 10.
As shown in Figure 1, in the technical solution of the present embodiment, magnetic induction structure 30 further includes yoke layer 32, yoke layer 32
It is arranged on the outer circumferential of magnetic induction coil 31.The main magnetize guiding of setting and magnetic screening action of yoke layer 32, for constraining
Inductor leakage magnetic flux dissipates outward, improves smelting furnace electrical efficiency and power, is conducive to energy saving, while also protection operating personnel are not easy
It is radiated by magnetic field.
As shown in Figure 1, in the technical solution of the present embodiment, magnetic induction structure 30 further includes heat-insulating layer 33, heat-insulated
Insulating layer 33 is arranged between furnace body 10 and magnetic induction coil 31 so that the spaced heat of magnetic induction coil 31 and furnace body 10 and absolutely
Edge.Being provided with conducive to protection induction coil for heat-insulating layer 33, avoids electric leakage from improving electrical power, while it is hidden to eliminate safety
Suffer from, smelting furnace can be made relatively safer when in use.
As shown in Figure 1, in the technical solution of the present embodiment, electromagnetism submerged combustion smelting device further includes control structure,
Magnetic induction structure 30 is electrically connected with control structure, and control structure includes the control main body and temperature sensor of electrical connection, and temperature passes
Sensor is arranged on the outer wall of furnace body 10, to control the switch of magnetic induction structure 30 by the measurement temperature of temperature sensor.When
Be not in the phenomenon that freezing in furnace body 10 when temperature is higher than predetermined value, magnetic induction structure 30 is closed, when temperature is less than pre-
When definite value, freezeout is susceptible in furnace body 10, magnetic induction structure 30 is opened.
As shown in Figure 1, in the technical solution of the present embodiment, magnetic induction structure 30 include yoke layer, magnetic induction coil and
Heat-insulating layer, yoke layer are groove-like structure, and magnetic induction coil is embedded on the side wall of yoke layer, and heat-insulating layer is arranged on
The inside of yoke layer, and heat-insulating layer is the groove-like structure being adapted with yoke layer.Above structure is compact, easy for installation.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
It should be noted that term " first " in the description and claims of this application and above-mentioned attached drawing, "
Two " etc. be the object for distinguishing similar, and specific sequence or precedence are described without being used for.It should be appreciated that it uses in this way
Data can be interchanged in the appropriate case, so that presently filed embodiment described herein for example can be in addition to herein
Sequence other than those of diagram or description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that
Be to cover it is non-exclusive include, for example, containing the process of series of steps or unit, method, system, product or equipment not
Be necessarily limited to those steps clearly listed or unit, but may include not listing clearly or for these processes, side
The intrinsic other steps of method, product or equipment or unit.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, that is made any repaiies
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (16)
1. a kind of electromagnetism submerged combustion smelting device, which is characterized in that including：
Furnace body (10), the furnace body (10) is including furnace wall and furnace roof；
Spray gun structure (20), the spray gun structure (20) are arranged on the furnace roof of the furnace body (10)；
Magnetic induction structure (30), the magnetic induction structure (30) is arranged on the outside of the furnace body (10), with to the furnace body
(10) material in is heated.
2. electromagnetism submerged combustion smelting device according to claim 1, which is characterized in that the furnace body (10) is from the bottom to top
Jet port including metal layer (100) and slag blanket (200), and the spray gun structure (20) stretches to the slag blanket (200).
3. electromagnetism submerged combustion smelting device according to claim 2, which is characterized in that the spray gun structure (20) includes
Spray gun, the spray gun are one or more, and the axis of each spray gun vertically enters to the slag blanket (200).
4. electromagnetism submerged combustion smelting device according to claim 3, which is characterized in that the spray gun is sprayed for single channel
Rifle, the spray gun are blown oxygen rich gas.
5. electromagnetism submerged combustion smelting device according to claim 3, which is characterized in that the spray gun is sprayed for multichannel
Rifle, the spray gun can be blown oxygen rich gas and fuel simultaneously.
6. electromagnetism submerged combustion smelting device according to claim 2, which is characterized in that the spray gun structure (20) enters
Extremely the height of the slag blanket (200) is between 0.5 meter to 1 meter.
7. electromagnetism submerged combustion smelting device according to claim 1, which is characterized in that the electromagnetism submerged combustion is smelted
Device further includes cooling structure (40), and the cooling structure (40) exchanges heat to the magnetic induction structure (30).
8. electromagnetism submerged combustion smelting device according to claim 7, which is characterized in that the cooling structure (40) includes
Heat exchange pipeline, dynamic power machine and cooling medium, the cooling medium are arranged in the heat exchange pipeline, the dynamic power machine and institute
It states heat exchange pipeline to be connected and provide kinetic energy to the cooling medium, the heat exchange pipeline is threaded through the magnetic induction at least partly
To exchange heat with the magnetic induction structure (30) in structure (30), the cooling structure (40) is lost pressure cooling structure.
9. electromagnetism submerged combustion smelting device according to claim 8, which is characterized in that the dynamic power machine is pumps, institute
It is safety-type cooling medium to state cooling medium, and the heat exchange pipeline is threaded through in the magnetic induction structure (30).
10. electromagnetism submerged combustion smelting device according to claim 1, which is characterized in that the magnetic induction structure (30)
Including magnetic induction coil (31), the magnetic induction coil (31) is arranged on the outside of the furnace body (10).
11. electromagnetism submerged combustion smelting device according to claim 10, which is characterized in that the magnetic induction structure (30)
Yoke layer (32) is further included, the yoke layer (32) is arranged on the outer circumferential of the magnetic induction coil (31).
12. electromagnetism submerged combustion smelting device according to claim 10, which is characterized in that the magnetic induction structure (30)
Heat-insulating layer (33) is further included, the heat-insulating layer (33) is arranged on the furnace body (10) and the magnetic induction coil (31)
Between, so that the spaced heat and insulation of the magnetic induction coil (31) and the furnace body (10).
13. electromagnetism submerged combustion smelting device according to claim 1, which is characterized in that the electromagnetism submerged combustion smelting
Refining device further includes control structure, and the magnetic induction structure (30) is electrically connected with the control structure, and the control structure includes
The control main body and temperature sensor of electrical connection, the temperature sensor are arranged on the outer wall of the furnace body (10), to pass through
The measurement temperature of the temperature sensor controls the switch of the magnetic induction structure (30).
14. electromagnetism submerged combustion smelting device according to claim 1, which is characterized in that the magnetic induction structure (30)
Including yoke layer (32), magnetic induction coil (31) and heat-insulating layer (33), the yoke layer (32) is groove-like structure, described
Magnetic induction coil (31) is embedded on the side wall of the yoke layer (32), and the heat-insulating layer (33) is arranged on the yoke layer
(32) inside, and the heat-insulating layer (33) is the groove-like structure being adapted with the yoke layer (32).
15. electromagnetism submerged combustion smelting device according to claim 1, which is characterized in that furnace body (10) side wall is
Copper water nested structure.
16. electromagnetism submerged combustion smelting device according to claim 1, which is characterized in that furnace body (10) side wall is
Copper water nested structure is provided with water jacket liner in the copper water nested structure, and the water jacket liner is made of refractory brick material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810096283.2A CN108253786A (en) | 2018-01-31 | 2018-01-31 | Electromagnetism submerged combustion smelting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810096283.2A CN108253786A (en) | 2018-01-31 | 2018-01-31 | Electromagnetism submerged combustion smelting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108253786A true CN108253786A (en) | 2018-07-06 |
Family
ID=62742727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810096283.2A Pending CN108253786A (en) | 2018-01-31 | 2018-01-31 | Electromagnetism submerged combustion smelting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108253786A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110542317A (en) * | 2019-09-27 | 2019-12-06 | 中国恩菲工程技术有限公司 | Cored electromagnetic submerged combustion smelting device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63259010A (en) * | 1987-04-15 | 1988-10-26 | Nisshin Steel Co Ltd | Smelting reduction method for metallic oxide and smelting reduction furnace |
| US5498277A (en) * | 1991-09-20 | 1996-03-12 | Ausmelt Limited | Process for production of iron |
| JPH09165613A (en) * | 1995-12-13 | 1997-06-24 | Nippon Steel Corp | Scrap melting method |
| JPH09202911A (en) * | 1996-01-29 | 1997-08-05 | Nippon Steel Corp | Method for melting scrap under condition excellent in thermal efficiency |
| US20020008338A1 (en) * | 2000-05-30 | 2002-01-24 | Noboru Demukai | Metal melting apparatus |
| CN104894394A (en) * | 2015-06-30 | 2015-09-09 | 中国恩菲工程技术有限公司 | Method for adopting oxygen-enriched vortex bath smelting furnace to treat zinc leaching residue |
| WO2017144644A1 (en) * | 2016-02-24 | 2017-08-31 | Sirona Dental Systems Gmbh | Induction furnace and method for carrying out a heat treatment of a dental replacement part |
| CN208505008U (en) * | 2018-01-31 | 2019-02-15 | 中国恩菲工程技术有限公司 | Electromagnetism submerged combustion smelting device |
-
2018
- 2018-01-31 CN CN201810096283.2A patent/CN108253786A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63259010A (en) * | 1987-04-15 | 1988-10-26 | Nisshin Steel Co Ltd | Smelting reduction method for metallic oxide and smelting reduction furnace |
| US5498277A (en) * | 1991-09-20 | 1996-03-12 | Ausmelt Limited | Process for production of iron |
| JPH09165613A (en) * | 1995-12-13 | 1997-06-24 | Nippon Steel Corp | Scrap melting method |
| JPH09202911A (en) * | 1996-01-29 | 1997-08-05 | Nippon Steel Corp | Method for melting scrap under condition excellent in thermal efficiency |
| US20020008338A1 (en) * | 2000-05-30 | 2002-01-24 | Noboru Demukai | Metal melting apparatus |
| CN104894394A (en) * | 2015-06-30 | 2015-09-09 | 中国恩菲工程技术有限公司 | Method for adopting oxygen-enriched vortex bath smelting furnace to treat zinc leaching residue |
| WO2017144644A1 (en) * | 2016-02-24 | 2017-08-31 | Sirona Dental Systems Gmbh | Induction furnace and method for carrying out a heat treatment of a dental replacement part |
| CN208505008U (en) * | 2018-01-31 | 2019-02-15 | 中国恩菲工程技术有限公司 | Electromagnetism submerged combustion smelting device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110542317A (en) * | 2019-09-27 | 2019-12-06 | 中国恩菲工程技术有限公司 | Cored electromagnetic submerged combustion smelting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1446624B1 (en) | Method for melting metals | |
| JP5702367B2 (en) | How to cool a metallurgical furnace | |
| CN103361465B (en) | A kind of arc furnace steelmaking process and steel-smelting device thereof | |
| CN208505008U (en) | Electromagnetism submerged combustion smelting device | |
| CN108253786A (en) | Electromagnetism submerged combustion smelting device | |
| CN208505009U (en) | Electromagnetism submerged combustion smelting device | |
| CN208653217U (en) | Electromagnetism submerged combustion smelting device | |
| CN108253787A (en) | Electromagnetism submerged combustion smelting device | |
| CN108624739B (en) | Steelmaking equipment and smelting method for steelmaking by using scrap steel | |
| CN108204742A (en) | Electromagnetism submerged combustion smelting device | |
| CN103951162A (en) | Device for cooling erodible part of flat glass melting furnace tank wall | |
| CN210773400U (en) | Induction smelting crucible | |
| CN102732668A (en) | Oxygen furnace steel method capable of improving jet velocity through preheated oxygen | |
| CN210718683U (en) | Cored electromagnetic submerged combustion smelting device | |
| CN111397367A (en) | Furnace shell for medium-frequency induction furnace | |
| CN106319157B (en) | A kind of RH refining induction heating temperature compensation device and its application method | |
| CN101784859B (en) | iron bath type smelting reduction furnace | |
| CN208108833U (en) | Heat-exchanger rig for non-ferrous metallurgical furnace and the non-ferrous metallurgical furnace with it | |
| CN100451514C (en) | DC arc induction furnace | |
| CN111947457A (en) | A channel formula has core induction zinc sheet founding stove for on zinc ingot production line | |
| CN203336960U (en) | Water-free cooling induction heating smelting furnace | |
| CN203893669U (en) | Hearth side wall of oxygen enrichment side-blown converter | |
| CN206803769U (en) | A kind of furnace device of full water cooling structure | |
| CN110542317A (en) | Cored electromagnetic submerged combustion smelting device | |
| CN212645341U (en) | A channel formula has core induction zinc sheet founding stove for on zinc ingot production line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |