CN108036648A - Efficiency electric furnace system - Google Patents
Efficiency electric furnace system Download PDFInfo
- Publication number
- CN108036648A CN108036648A CN201711356468.4A CN201711356468A CN108036648A CN 108036648 A CN108036648 A CN 108036648A CN 201711356468 A CN201711356468 A CN 201711356468A CN 108036648 A CN108036648 A CN 108036648A
- Authority
- CN
- China
- Prior art keywords
- electric furnace
- electrode
- frid
- furnace system
- brick layer
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000002994 raw material Substances 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims abstract description 7
- 229910052742 iron Inorganic materials 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims abstract description 5
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 238000009826 distribution Methods 0.000 claims abstract description 4
- 239000011449 brick Substances 0.000 claims description 25
- 238000003860 storage Methods 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 11
- 239000000654 additive Substances 0.000 claims description 9
- 230000000996 additive effect Effects 0.000 claims description 9
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000004079 fireproofing Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 238000007792 addition Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000011230 binding agent Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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
- F27B14/06—Crucible or pot furnaces heated electrically, e.g. induction crucible furnaces with or without any other source of heat
-
- 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
- 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
- F27B14/0806—Charging or discharging 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
- F27B14/14—Arrangements of heating 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
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/08—Heating by electric discharge, e.g. arc discharge
- F27D11/10—Disposition of electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Details (AREA)
Abstract
Efficiency electric furnace system, belongs to electric smelter device field；The present invention cannot reach the requirement of people to solve other appendicular additions in process of production and appendicular addition control, make the problem of electric furnace system work efficiency is low, and application range is narrow；The present invention includes feed device, additive-adding device, furnace device, including electric furnace and electrode, and electric furnace upper end is provided with distribution device, and the end portion of electrode is stretched into inside electric furnace, and stream stock mouth is provided with electric furnace side wall；Go out material conveying device, conveying device is set in electric furnace exit, discharging is fed directly to next station, carries out subsequent treatment；Accessory products conveyer, including track and trolley, trolley installation is in orbit, and track extends to the position at molten iron collection from stream stock mouth position, and trolley moves back and forth in orbit；The present invention is full-featured, and the work efficiency of electric furnace system is high, and control process is easy, and dosage is accurate, beneficial to the later-stage utilization of product, while it also avoid the waste of raw material.
Description
Technical field
Electric furnace system belongs to electric smelter device field, relates generally to efficiency electric furnace system.
Background technology
Electric furnace is in the field such as steel-making, melted in occupation of increasingly consequence, and electric furnace system is nor only refer to electric furnace
Itself, electric furnace cooperatively forms the electric furnace system of an entirety with other exterior devices, and usual electric furnace system is furnished with the prior art
Material loading part, electric furnace main body and output section, in process of production other appendicular additions and appendicular addition control all
The requirement of people cannot be reached, make that electric furnace system work efficiency is low, and application range is narrow.
The content of the invention
To solve the above-mentioned problems, the invention discloses efficiency electric furnace system, extraneous various pieces to coordinate, and realizes electric furnace system
System adds additive and transports accessory products in time.
The object of the present invention is achieved like this：
Efficiency electric furnace system, including
Feed device, raw material is sent into inside electric furnace；
Additive-adding device, adds an additive to inside electric furnace, and product is mixed to form with raw material；
Furnace device, including electric furnace and electrode, electric furnace upper end are provided with distribution device, and the lower end of electrode passes through part after bell
Stretch into inside electric furnace, stream stock mouth is provided with the electric furnace side wall；
Go out material conveying device, conveying device is set in electric furnace exit, discharging is fed directly to next station, is subsequently located
Reason；
Accessory products conveyer, including track and trolley, trolley installation is in orbit, and track extends to iron from stream stock mouth position
Position at water collection, trolley move back and forth in orbit.
Further, the additive-adding device, which includes head tank, blending tank and flowing chute, head tank, includes first
Additive storage tank, Second addition storage tank and ammonia water tank, the output terminal of the first vertical storage tank, Second addition storage tank and ammonia water tank
Flowed into by pipeline in blending tank, the output terminal of blending tank enters flowing chute interior after filter.
Further, the filter includes first filter and the second filter being connected in parallel.
Further, the electric furnace includes housing, enclosure interior bottom be equipped with from top to bottom be laid with successively the first brick layer,
Second brick layer, the 3rd brick layer and the 4th brick layer form furnace bottom, between the first brick layer and the second brick layer and the second brick layer and the 3rd brick
Thick carbon paste is equipped between layer.
Further, the inner walls of the furnace bottom upper end are equipped with outer course of stretchers, the thick carbon that ecto-entad is sequentially arranged
Paste and interior course of stretchers, the tapered depression of the downward concave shape in upper surface center of furnace bottom.
The electrode is three, and electrode upper end is fixed on frame body by electrode clamping device, the electrode clamping device
Including electrode holding frame, some arc clampers are included on electrode holding frame, the electrode holding frame is equipped with pulley, electrode holder
Hold frame and connection is established by the steel wire rope around pulley and frame body.
Further, the trolley includes rack, and frame upper end is equipped with counter-balanced carriage, power motor, casting basin and is in tilted layout
Chute, rack lower end includes one group of driving wheel and one group of driven wheel, and chute is tiltedly mounted on the upper end of casting basin, power motor peace
In counter-balanced carriage, the output terminal of power motor is established by driving-chain and driving wheel to be connected.
Further, the chute is made of the first frid and the second frid at an angle, and chute lower end is equipped with truss,
First frid and the second frid structure are identical and be structure as a whole, and first frid is hollow plate body structure, is laid with plate body
Fire proofing tile.
Further, the plate face of the first frid and the second frid is arranged in hexagonal angle.
Compared with prior art, the present invention having the advantages that, the present invention not only only includes electric furnace part, also wraps
The adding set of a small amount of additive and the conveyer of accessory products are included, full-featured, the work efficiency of electric furnace system is high, control
Process is easy, and dosage is accurate, beneficial to the later-stage utilization of product, while it also avoid the waste of raw material.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present invention；
Fig. 2 is electric cooker structure schematic diagram of the present invention；
Fig. 3 is motor clamping device structure diagram of the present invention；
Fig. 4 is the structure diagram of additive of the present invention device；
Fig. 5 is vehicle structure schematic diagram of the present invention.
Embodiment
The specific embodiment of the invention is described in further detail below in conjunction with the accompanying drawings.
The efficiency electric furnace system of the present embodiment, including
Feed device 1, raw material is sent into inside electric furnace；
Additive-adding device, adds an additive to inside electric furnace, and product is mixed to form with raw material；
The additive-adding device, which includes head tank, blending tank and flowing chute, head tank, includes the first resin storage tank 2, the
Two resin storage tanks 3 and ammonia water tank 4, the first resin storage tank, the output terminal of the second resin storage tank flow into mixing by resin metering pump 5
In tank 6, the output terminal and external water source of ammonia water tank 4 are flowed into blending tank 6 by pipeline 7,8 respectively, are stirred through cooling tube 9
After cooling, the binding agent of the output terminal outflow of blending tank 6 enters 10 and second mistake of first filter being connected in parallel by pipeline
Filter 11, the output terminal of filter, which through binding agent flow pump 12 flow to electromagnetic flowmeter 13 and is controlled flow, is output and then enter stream
Inside dynamic chute 15, surge tank 14, the pipeline of additive-adding device are equipped between binding agent metering pump 12 and Electromagnetic Flow 13
On be respectively equipped with valve 15,16,17,18,19,20,21,22,23,24, the flow of the pipeline is controlled, configuration is different dense
The mixed liquor of degree, in the electric furnace course of work, temperature is high, in the different reaction periods and for different reaction raw materials, addition
Agent cannot be directly added with being connected inside electric furnace, therefore the present invention is added in time using movable chute structure, activity
Chute is connected at the output terminal of chute and the feeding device of electric furnace along the track motion of electric furnace circumferentially is surrounded, completes addition.
The additive addition circuit of the present embodiment includes feedback line 25, and the input terminal of feedback line 25 is connected to electromagnetic current
The front end of gauge 13, output terminal are connected in blending tank 6.
Furnace device, including electric furnace 26 and electrode 27,26 upper end of electric furnace are provided with distribution device 28, the end portion of electrode
Stretch into inside electric furnace 26, stream stock mouth 29 is provided with 26 side wall of electric furnace；The electric furnace 26 includes housing 30, inside housing 30
Bottom is equipped with the first brick layer 31 being from top to bottom laid with successively, the second brick layer 32, the 3rd brick layer 33 and the 4th brick layer 34 and forms stove
Bottom, is equipped with thick carbon paste 34 between the second brick layer 32 and the 3rd brick layer 33 between the first brick layer 31 and the second brick layer 32.
30 inner wall of housing of the furnace bottom upper end is equipped with outer course of stretchers 35,34 and of thick carbon paste that ecto-entad is sequentially arranged
Interior course of stretchers 36, the tapered depression of the downward concave shape in upper surface center of furnace bottom.
The electrode 27 is three, and electrode upper end is fixed on frame body 37 by electrode clamping device, the electrode clamping
Device includes electrode holding frame 38, and electrode holding frame is equipped with three arc clampers 39, and electrode jaw is set in outside motor
Portion, arc clamper 39 are clipped in outside electrode 27, and the electrode holding frame is equipped with hack lever 40, and the top and bottom of hack lever are all provided with
There is pulley 41, frame body is equipped with electric reel 42 and pulley, and electrode holding frame passes through successively around the steel wire rope 43 of each pulley
Establish and connect with frame body 37, the arc clamper includes arc clamping part 39-2 and gripper cylinder 39-1, and external air source is passed through
Gripper cylinder is established with arc clamping part and connected, and three arc clamping parts extrude electrode and fix electrode.
Electrode exterior between the electrode clamping device and electric furnace is arranged with electric installation 44, and electric installation includes installation
Transformer 45 on frame body, transformer are connected the external contact of brush, brush and electrode by copper pipe, reduce supply line
Reactance is lost, and increases output power factor, reduces the power consumption of smelting.
Go out material conveying device, conveying device is set in electric furnace exit, discharging is fed directly to next station, carry out follow-up
Processing；
Accessory products conveyer, including track 46 and trolley 47, trolley installation is in orbit, and track extends from stream stock mouth position
Position to molten iron collection, trolley move back and forth in orbit.
The trolley includes rack 48, and frame upper end is equipped with counter-balanced carriage 49, power motor 50, casting basin 51 and is in tilted layout
Chute 52, trolley is after the accessory products such as molten iron are connected to, and since local weight increases, be easy to cause the overturning of car body rack, rack
The both sides of rack are separately mounted to counter-balanced carriage 49, rack lower end includes one group of driving wheel and one group of driven wheel, chute 52 tilt
Installed in the upper end of casting basin 51, power motor 50 is installed in counter-balanced carriage 49, the output terminal of power motor 50 by driving-chain with
Driving wheel 53 establishes connection.
The chute 52 is made of the first frid and the second frid at an angle, and 52 lower end of chute is equipped with truss, and first
Frid and the second frid structure are identical and be structure as a whole, and first frid is hollow plate body structure, and fire prevention is laid with plate body
Brick.
The plate face of first frid and the second frid is arranged in hexagonal angle.
It should be appreciated that although the present specification is described in terms of embodiments, not each embodiment only includes one
A independent technical solution, this narrating mode of specification is only that those skilled in the art will should illustrate for clarity
Book is as an entirety, and the technical solutions in the various embodiments may also be suitably combined, and forming those skilled in the art can manage
The other embodiment of solution.
Claims (9)
1. efficiency electric furnace system, it is characterised in that：Including
Feed device, raw material is sent into inside electric furnace；
Additive-adding device, adds an additive to inside electric furnace, and product is mixed to form with raw material；
Furnace device, including electric furnace and electrode, electric furnace upper end are provided with distribution device, and the end portion of electrode is stretched into electric furnace
Portion, stream stock mouth is provided with the electric furnace side wall；
Go out material conveying device, conveying device is set in electric furnace exit, discharging is fed directly to next station, is subsequently located
Reason；
Accessory products conveyer, including track and trolley, trolley installation is in orbit, and track extends to iron from stream stock mouth position
Position at water collection, trolley move back and forth in orbit.
2. efficiency electric furnace system according to claim 1, it is characterised in that：The additive-adding device include head tank,
Blending tank and flowing chute, head tank include the first additive storage tank, Second addition storage tank and ammonia water tank, the first vertical storage
The output terminal of tank, Second addition storage tank and ammonia water tank is flowed into blending tank by pipeline, and the output terminal of blending tank is by filtering
Enter flowing chute interior after device.
3. efficiency electric furnace system according to claim 2, it is characterised in that：The filter includes the first mistake being connected in parallel
Filter and the second filter.
4. efficiency electric furnace system according to claim 1, it is characterised in that：The electric furnace includes housing, enclosure interior bottom
Form furnace bottom equipped with the first brick layer, the second brick layer, the 3rd brick layer and the 4th brick layer being from top to bottom laid with successively, the first brick layer and
Thick carbon paste is equipped between second brick layer between the second brick layer and the 3rd brick layer.
5. efficiency electric furnace system according to claim 4, it is characterised in that：The inner walls of the furnace bottom upper end be equipped with by
Outer course of stretchers, thick carbon paste and the interior course of stretchers being sequentially arranged outside to inside, the downward concave shape in upper surface center of furnace bottom are tapered recessed
Fall into.
6. efficiency electric furnace system according to claim 1, it is characterised in that：The electrode is three, and electrode upper end passes through electricity
Pole clamping device is fixed on frame body, and the electrode clamping device includes electrode holding frame, includes some arcs on electrode holding frame
Clevis holder, the electrode holding frame are equipped with pulley, and electrode holding frame is established by the steel wire rope around pulley and frame body to be connected
Connect.
7. efficiency electric furnace system according to claim 1, it is characterised in that：The trolley includes rack, and frame upper end is equipped with
Counter-balanced carriage, power motor, casting basin and the chute being in tilted layout, rack lower end includes one group of driving wheel and one group of driven wheel, chute
The upper end of casting basin is tiltedly mounted on, power motor is installed in counter-balanced carriage, and the output terminal of power motor passes through driving-chain and active
Wheel establishes connection.
8. efficiency electric furnace system according to claim 7, it is characterised in that：The chute by the first frid at an angle and
Second frid is formed, and chute lower end is equipped with truss, and the first frid and the second frid structure are identical and be structure as a whole, and described first
Frid is hollow plate body structure, and fire proofing tile is laid with plate body.
9. efficiency electric furnace system according to claim 8, it is characterised in that：The plate face of first frid and the second frid is in 120 °
Angle is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711356468.4A CN108036648A (en) | 2017-12-16 | 2017-12-16 | Efficiency electric furnace system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711356468.4A CN108036648A (en) | 2017-12-16 | 2017-12-16 | Efficiency electric furnace system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108036648A true CN108036648A (en) | 2018-05-15 |
Family
ID=62103327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711356468.4A Pending CN108036648A (en) | 2017-12-16 | 2017-12-16 | Efficiency electric furnace system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108036648A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2700797Y (en) * | 2003-12-19 | 2005-05-18 | 北新建材(集团)有限公司 | Ferro filling system of furnace cupola |
| CN101128607A (en) * | 2004-12-23 | 2008-02-20 | 西门子Vai金属科技有限责任公司 | Method and equipment for producing metal and/or metal semi-finished product |
| CN101297676A (en) * | 2008-03-07 | 2008-11-05 | 科菲特饲料（长春）有限公司 | Multiple-liquid adding system of feed production |
| US20090107295A1 (en) * | 2005-04-01 | 2009-04-30 | Francesco Memoli | Method and apparatus for the recovery of refractory debris materials and ladle slags as process slags in iron metallurgy producton in eafs, and the related metering to the furnace for the formation of the process slag |
| CN101538639A (en) * | 2001-09-20 | 2009-09-23 | 新日本制铁株式会社 | Apparatus for refining molten iron containing chromium |
| CN201844678U (en) * | 2010-08-06 | 2011-05-25 | 攀钢集团冶金工程技术有限公司 | Reducing agent filling device and high-blast-slag electric furnace with reducing agent filling device |
| CN102853659A (en) * | 2012-07-09 | 2013-01-02 | 江苏富星新材料科技有限公司 | Electric energy founding device |
| CN105886788A (en) * | 2016-06-24 | 2016-08-24 | 西华大学 | Method and device for preparing titanium-silicon-iron alloy by smelting reduction of hot charged titanium-containing slag |
| CN207907694U (en) * | 2017-12-16 | 2018-09-25 | 杭州朗特建材有限公司 | Efficiency electric furnace system |
-
2017
- 2017-12-16 CN CN201711356468.4A patent/CN108036648A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101538639A (en) * | 2001-09-20 | 2009-09-23 | 新日本制铁株式会社 | Apparatus for refining molten iron containing chromium |
| CN2700797Y (en) * | 2003-12-19 | 2005-05-18 | 北新建材(集团)有限公司 | Ferro filling system of furnace cupola |
| CN101128607A (en) * | 2004-12-23 | 2008-02-20 | 西门子Vai金属科技有限责任公司 | Method and equipment for producing metal and/or metal semi-finished product |
| US20090107295A1 (en) * | 2005-04-01 | 2009-04-30 | Francesco Memoli | Method and apparatus for the recovery of refractory debris materials and ladle slags as process slags in iron metallurgy producton in eafs, and the related metering to the furnace for the formation of the process slag |
| CN101297676A (en) * | 2008-03-07 | 2008-11-05 | 科菲特饲料（长春）有限公司 | Multiple-liquid adding system of feed production |
| CN201844678U (en) * | 2010-08-06 | 2011-05-25 | 攀钢集团冶金工程技术有限公司 | Reducing agent filling device and high-blast-slag electric furnace with reducing agent filling device |
| CN102853659A (en) * | 2012-07-09 | 2013-01-02 | 江苏富星新材料科技有限公司 | Electric energy founding device |
| CN105886788A (en) * | 2016-06-24 | 2016-08-24 | 西华大学 | Method and device for preparing titanium-silicon-iron alloy by smelting reduction of hot charged titanium-containing slag |
| CN207907694U (en) * | 2017-12-16 | 2018-09-25 | 杭州朗特建材有限公司 | Efficiency electric furnace system |
Non-Patent Citations (1)
| Title |
|---|
| 崔更生: "《电弧炉铸钢熔炼》", 黑龙江科学技术出版社, pages: 10 - 11 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206936355U (en) | A kind of smelting-casting equipment continuous production layout structure | |
| CA2657191C (en) | A method and device for admixture of powder in a liquid | |
| CN207907694U (en) | Efficiency electric furnace system | |
| CN102703704B (en) | Method for smelting metal ores | |
| CN102965476B (en) | Electrode rotation double-station electric arc heating vacuum treatment device and using method thereof | |
| CN108036648A (en) | Efficiency electric furnace system | |
| CN104232848B (en) | Add heat preserving agent for RH operation and feed the system of silk | |
| CN202701559U (en) | Soldering flux dipping device | |
| CN206153516U (en) | Steel sand feeder | |
| CN104357673A (en) | Method for remelting and smelting metal electro slag | |
| CN112195303B (en) | Process arrangement structure of steelmaking workshop with horizontal continuous charging electric furnace | |
| CN101612650A (en) | The method of the non-vacuum horizontal continuous casting of easily oxidized alloy element containing copper alloy and device | |
| CN201179598Y (en) | Process and apparatus for producing copper and aluminium composite omnibus bar | |
| CN104313342A (en) | Metal electroslag remelting and smelting equipment | |
| CN113340118A (en) | Three-section type bottom blowing oxygen lance and chaotic control method thereof | |
| CN203593635U (en) | Continuously-heating type fused alumina synthesizing device | |
| CN201600012U (en) | Novel oxygen lance system | |
| CN208165931U (en) | A kind of aerial concrete transportation device for small-sized precast block centralized production | |
| CN219454690U (en) | Molten calcium carbide cooling system | |
| CN204893132U (en) | Full -automatic dip -soldering machine | |
| CN110201932A (en) | A kind of sequential multi-process disturbance metallurgical grain surface processing device | |
| CN110218876A (en) | A kind of electrode clamping lift structure of electroslag refining furnace | |
| CN205027119U (en) | Industry electric arc furnace | |
| CN220366665U (en) | Thermal cycle drying equipment for refractory brick production | |
| CN210528966U (en) | Round steel smelting device |
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 | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180614 Address after: 310000 room 3003, 5 the Mixc, Jianggan District, Hangzhou, Zhejiang. Applicant after: HANGZHOU LANGTE BUILDING MATERIAL Co.,Ltd. Address before: 213002 630 4 Taihu East Road, Xinbei District, Changzhou, Jiangsu, 630 Applicant before: JIANGSU JUYING ENEGY-SAVING ENVIRONMENTAL PROTECTION AND TECHNOLOGY Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| CB02 | Change of applicant information |
Address after: 310000 room 3003, 5 the Mixc, Jianggan District, Hangzhou, Zhejiang. Applicant after: Hangzhou Langte Energy Conservation and Environmental Protection Technology Co.,Ltd. Address before: 310000 room 3003, 5 the Mixc, Jianggan District, Hangzhou, Zhejiang. Applicant before: HANGZHOU LANGTE BUILDING MATERIAL Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200902 Address after: 16 / F, Suzhou Port building, 60 qinglonggang Road, high speed rail new town, Xiangcheng District, Suzhou City, Jiangsu Province Applicant after: Jiangsu meluda energy saving new material technology Co.,Ltd. Address before: 310000 room 3003, 5 the Mixc, Jianggan District, Hangzhou, Zhejiang. Applicant before: Hangzhou Langte Energy Conservation and Environmental Protection Technology Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180515 |
|
| RJ01 | Rejection of invention patent application after publication |