CN106702080A - Vaporization cooling flue for electric converter - Google Patents
Vaporization cooling flue for electric converter Download PDFInfo
- Publication number
- CN106702080A CN106702080A CN201710068775.6A CN201710068775A CN106702080A CN 106702080 A CN106702080 A CN 106702080A CN 201710068775 A CN201710068775 A CN 201710068775A CN 106702080 A CN106702080 A CN 106702080A
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- CN
- China
- Prior art keywords
- flue
- gasification cooling
- portable
- cooling flue
- flue gas
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/52—Manufacture of steel in electric furnaces
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention provides a vaporization cooling flue for an electric converter. The vaporization cooling flue comprises a mobile vaporization cooling flue and a traction device; the mobile vaporization cooling flue is communicated between a flue gas side outlet of a water cooling elbow on the electric converter and a flue gas side inlet of a fixed vaporization cooling flue; an adjusting gap for supplying air for furnace gas combustion to the vaporization cooling flue is formed between a flue gas side inlet of the mobile vaporization cooling flue and the flue gas side outlet of the water cooling elbow; and the traction device is fixedly connected with the mobile vaporization cooling flue, and drives the mobile vaporization cooling flue to move so as to adjust the adjusting gap between the flue gas side inlet of the mobile vaporization cooling flue and the flue gas side outlet of the water cooling elbow. The adjusting gap between the mobile vaporization cooling flue and the water cooling elbow is adjusted through a sliding trolley to control the quantity of air sucked by the vaporization cooling flue, so that the flexibility is good, and the controllability is high.
Description
Technical field
The present invention relates to the field of energy-saving technology of steel industry, specifically, it is related to a kind of electric coverter pig Vaporizing cooling cigarette
Road.
Background technology
Electric converter is the converter for gradually growing up in recent years and progressively promoting the use of, and electric converter is both different from oxygen top
Blow converter, is the technology combination of oxygen top-blown converter and direct current electric arc furnace also different from direct current electric arc furnace.
During electric converter smelting, substantial amounts of high-temperature flue gas can be produced, these high-temperature flue gas have not only been taken away largely
Heat energy, but also the operation of downstream cleaner can be influenceed, and then bring problem of environmental pollution.In recent years, as steel is looked forward to
Industry gradually adopts apparatus for vapour-cooling to enter the sensible heat in electric converter high-temperature flue gas the pay attention to day by day of energy-saving and emission-reduction, each steel plant
Row is recycled, and becomes " useless " into precious, and harvested considerable economic benefit.
At present, in engineering to electric converter gas waste heat recovery generally by the way of water-cooled sliding sleeve+fixed cooling stack,
Water-cooled sliding sleeve and fixed cooling stack, wherein water-cooled sliding sleeve Extendible are set gradually after watercooling elbow above electric converter
It is dynamic, to realize the regulation of furnace gas combustion air amount.The conventional scheme is current generic way, but it larger is asked in the presence of one
Topic：I.e. because water-cooled sliding sleeve is in high-temperature region, and porch can occur furnace gas burning, and working environment is very severe, sliding sleeve and hold
Row mechanism is easily deformed stuck, causes sliding sleeve to act, so as to influence the runing adjustment of electric converter system.
For above-mentioned situation, the present invention intends providing a kind of new electric converter evaporation cooling air flue, by moveable vapour
Change the conventional sliding sleeve of cooling stack substitution to realize gasification cooling flue inhaled air volume regulatory function, more conventional sliding sleeve has more preferable
Stability and operability, have important practical value.
The content of the invention
The present invention provides a kind of electric coverter pig gasification cooling flue, including：Portable gasification cooling flue, the movable type
Gasification cooling flue connects the flue gas side outlet and the flue gas of fixed gasification cooling flue of the watercooling elbow above electric converter
Between side entrance, wherein, between the flue gas side entrance of the portable gasification cooling flue and the flue gas side outlet of watercooling elbow
Regulation gap with suction furnace gas combustion air；Draw-gear, the draw-gear and portable gasification cooling flue are consolidated
Fixed connection, drives portable gasification cooling flue to move, so as to adjust the portable gasification cooling flue by draw-gear
Flue gas side entrance and the flue gas side outlet of watercooling elbow between regulation gap, wherein, the portable gasification cooling flue
Flue gas side outlet be provided with annular resistant to elevated temperatures mobile terminal articulamentum, the flue gas side entrance of fixed gasification cooling flue is set
There is annular resistant to elevated temperatures fixing end articulamentum, the mobile terminal articulamentum is moved with the movement of portable gasification cooling flue
It is dynamic, also, the mobile terminal articulamentum includes the mobile end flanges, the mobile terminal heat insulating material that are set gradually along flow of flue gas direction
Material, mobile terminal castable, the fixing end articulamentum include setting gradually fixing end castable, fixing end along flow of flue gas direction
Flange.
Preferably, the position sensing for detecting portable gasification cooling flue position is additionally provided with the draw-gear
Device, the position sensor controls the waste heat recovery that the position signalling of the portable gasification cooling flue is transmitted to electric converter
System, cigarette at the flue-gas temperature signal and heat boiler outlet in the portable gasification cooling flue of waste heat recovery control system combination
CO content datas in gas control the position of portable gasification cooling flue, so as to adjust the cigarette of portable gasification cooling flue
Regulation gap between gas side entrance and the flue gas side outlet of watercooling elbow.
Preferably, flue gas of the fume side exit inside diameter of portable gasification cooling flue less than fixed gasification cooling flue
Side entrance internal diameter.
Preferably, the portable gasification cooling flue exit inside diameter border is all the time in the fixed gasification cooling flue
The inner side on inlet inside diameter border.
Preferably, when portable gasification cooling flue moves to the extreme position at two ends, the portable Vaporizing cooling
One lateral boundaries of flue outlet internal diameter are concordant with the respective side border of the fixed gasification cooling flue inlet inside diameter, and described
Correspondence of another lateral boundaries of portable gasification cooling flue exit inside diameter in the fixed gasification cooling flue inlet inside diameter
The inner side of lateral boundaries.
Preferably, the draw-gear includes coaster, telescopic oil cylinder, and the portable gasification cooling flue is by flue branch
Frame is supported on coaster, and the drive rod connection of the coaster and telescopic oil cylinder, the drive rod drives portable Vaporizing cooling cigarette
Road is moved, wherein, counterweight is provided with the vehicle frame of coaster, to overcome the portable gasification cooling flue because center of gravity is inclined
Trend is overturn caused by the strong point.
Brief description of the drawings
Embodiment is described by with reference to accompanying drawings below, features described above of the invention and technological merit will become
More understand and be readily appreciated that.
Fig. 1 is the electric coverter pig gasification cooling flue structural representation for representing the embodiment of the present invention；
Fig. 2 be represent the embodiment of the present invention portable gasification cooling flue be located at right limit position when schematic diagram；
Fig. 3 be represent the embodiment of the present invention portable gasification cooling flue be located at left side extreme position when schematic diagram；
Fig. 4 is mobile terminal articulamentum, the schematic diagram of fixing end articulamentum for representing the embodiment of the present invention.
Specific embodiment
A kind of embodiment of electric coverter pig gasification cooling flue of the present invention described below with reference to the accompanying drawings.Ability
The those of ordinary skill in domain will recognize, without departing from the spirit and scope of the present invention, can use various differences
Mode or its combination described embodiment is modified.Therefore, accompanying drawing and description are inherently illustrative, without
It is for limiting scope of the claims.Additionally, in this manual, accompanying drawing draws not in scale, and identical is attached
Icon note represents identical part.
The present invention provides a kind of electric coverter pig gasification cooling flue, as shown in figure 1, including portable gasification cooling flue 1
With draw-gear 3, portable gasification cooling flue 1 is connected to the watercooling elbow 8 and fixed Vaporizing cooling cigarette of the top of electric converter 7
Between road 6, the direction flowing of flue gas arrow along Fig. 1.Specifically, the flue gas side entrance of portable gasification cooling flue 1 with
The fume side outlet of watercooling elbow 8, flue gas side outlet and the fixed gasification cooling flue of portable gasification cooling flue 1
6 flue gas side entrance connection.The flue gas side entrance of the portable gasification cooling flue 1 and the fume side of the watercooling elbow 8
It is level to export, and certain regulation gap A is left in horizontal translation direction along draw-gear 3, is fired as the outlet furnace gas of electric converter 7
The suction inlet of air needed for burning, regulation gap A can be by the draw-gear 3 that is fixedly connected with portable gasification cooling flue 1
To adjust.The flue gas side outlet of portable gasification cooling flue 1 and the flue gas side entrance of fixed gasification cooling flue 6 can be
Vertical, it is also possible to it is not vertical, such as with certain inclination angle, as long as flue gas side outlet and flue gas side entrance can correspond to
Conveying flue gas.During portable gasification cooling flue 1 is translated, its flue gas side outlet is close to fixed Vaporizing cooling
The flue gas side entrance relative translation of flue 6.Especially, for ease of relative translation, the fume side of portable gasification cooling flue 1 goes out
Fixed interval (FI) relative translation is kept between mouth and the flue gas side entrance of fixed gasification cooling flue 6.Because movable type vaporization is cold
But the flue-gas temperature in flue 1, fixed gasification cooling flue 6 is (up to more than 1000 DEG C) very high, in order to protect movable type
Gasification cooling flue 1 and the lap-joint of fixed gasification cooling flue 6 misplace the metal material of part, it is to avoid it is subject to warm spoke high
Penetrating causes potential safety hazard, in portable gasification cooling flue 1 and the resistant to elevated temperatures connection of middle setting of fixed gasification cooling flue 6
Layer, it is ensured that high-temperature flue gas are all without directly to portable gasification cooling flue and fixed Vaporizing cooling cigarette under any operating mode
The metal material of road junction dislocation part carries out high temperature heat radiation, it is ensured that the safety of flue.As shown in figure 4, in portable vapour
The fume side port of export for changing cooling stack 1 is provided with mobile terminal articulamentum 11, enters in the fume side of fixed gasification cooling flue 6
Mouth end is provided with fixing end articulamentum 61.During portable gasification cooling flue 1 is translated, mobile terminal articulamentum is with movable type
Gasification cooling flue 1 is moved, and fixing end articulamentum is then fixed on remains stationary on fixed gasification cooling flue 6.Wherein, such as
Shown in Fig. 2, Fig. 3, the draw-gear 3 can, by the push-and-pull coaster 31 of telescopic oil cylinder 32, and then drive portable vaporization cold
But flue 1 is moved, and realizes the walking in stroke range.Specifically, telescopic oil cylinder 32 can be fixed in electric converter mill
On operation platform 4, naturally it is also possible to be fixed on other devices or structures.And the drive rod of coaster 31 and telescopic oil cylinder 32
Connection, the portable gasification cooling flue 1 is supported on coaster 31 by flue support 2, in the upper surface of operation platform 4 also
Track is provided with, the wheel 33 of the coaster 31 is translated with drive rod is flexible along track.The portable gasification cooling flue 1 connects
The flue gas from the flue gas side outlet of watercooling elbow 8 is received, fixed gasification cooling flue 6 is sent into after the flue gas heat exchange is cooled down.It is special
Not, due to the deviation of gravity center strong point of portable gasification cooling flue, to make portable gasification cooling flue steady with coaster
It is mobile, counterweight is provided with the vehicle frame of coaster, to prevent portable gasification cooling flue due to the deviation of gravity center strong point
Cause upset.
The mobile terminal articulamentum of annular is fixed with the port of export of the portable gasification cooling flue 1, in fixed vapour
The arrival end for changing cooling stack 6 is fixed with the fixing end articulamentum 61 of annular.The mobile terminal articulamentum 11 is vaporized with movable type
Cooling stack 1 is in the translation of the top of fixing end articulamentum 61.The mobile terminal articulamentum and fixing end articulamentum are high temperature resistant material
Material is made.Fixing end articulamentum 61 includes the fixing end castable 612, the fixed end flanges that are set gradually along flow of flue gas direction
611.Fix the flue gas side entrance welding of end flanges side and the fixed gasification cooling flue, opposite side and the fixing end
Castable 612 is fixed together.Mobile end flanges 111 that mobile terminal articulamentum 11 includes setting gradually along flow of flue gas direction,
Mobile terminal heat-insulating material 112, mobile terminal castable 113.The mobile side of end flanges 111 is welded on portable gasification cooling flue 1
The fume side port of export, opposite side pours into a mould with mobile terminal heat-insulating material 112 and mobile terminal successively for example, by fasteners such as bitch
Material 113 is fixed together.Certain interval can be left between mobile terminal castable 113 and fixing end castable 612, in order to move
Relative motion between dynamic formula gasification cooling flue 1 and fixed gasification cooling flue 6, but the gap is unsuitable excessive, otherwise can
Excessive cold air is caused to be inhaled into fixed gasification cooling flue.
A position sensor (not shown) for detecting the position of coaster 31 is provided with operation platform 4, for inciting somebody to action
The position signalling of coaster 31 is (by above description, it is known that the position signalling is the fume side of the portable gasification cooling flue 1 of reaction
Regulation gap length between entrance and the flue gas side outlet of watercooling elbow 8) transmit to electric converter waste heat recovery control system,
The waste heat recovery control system also receives the flue-gas temperature line monitor signal that comes on self-mobile gasification cooling flue 1 and remaining
The CO content in smoke line monitor signal in heat boiler (not shown) exit, waste heat recovery control system is vaporized according to movable type
The CO contents in flue-gas temperature and heat boiler outlet flue gas in cooling stack 1 are divided electric converter gas combustion position
Analysis, and the regulation gap between portable gasification cooling flue 1 and watercooling elbow 8 is carried out certainly by adjusting the position of coaster 31
Dynamic control, to realize the optimizing regulation that the outlet furnace gas of electric converter 7 burns.For example, waste heat recovery control system judges by analysis
Inhaled air volume is bigger than normal, then control coaster 31 to be moved toward the direction of watercooling elbow 8, also reduces portable gasification cooling flue
Regulation gap between 1 flue gas side entrance and the flue gas side outlet of watercooling elbow 8, so as to reduce inhaled air volume；If judging
Inhaled air volume is less than normal, then coaster 31 is moved to away from the direction of watercooling elbow 8, also just increases portable Vaporizing cooling cigarette
Regulation gap between road 1 and watercooling elbow 8, so as to increase inhaled air volume.
Additionally, the flue gas of the fume side exit inside diameter less than fixed gasification cooling flue 6 of portable gasification cooling flue 1
Side entrance internal diameter.During portable gasification cooling flue 1 is translated, the fume side of the portable gasification cooling flue 1
Exit inside diameter border is all the time in the fume side inlet inside diameter bounds of the fixed gasification cooling flue 6.Therefore can be with
So that the exiting flue gas of all operating mode downward moving gasification cooling flues very can swimmingly enter fixed gasification cooling flue,
Ensure rational flow field.
The fume side exit inside diameter of portable gasification cooling flue 1 enters less than the fume side of fixed gasification cooling flue 6
Intraoral footpath.Preferably, the border of the fume side exit inside diameter of the portable gasification cooling flue 1 is all the time in the fixed vapour
Change the border inner side of the fume side inlet inside diameter of cooling stack 6.
Or, it is also possible to when coaster 3 drives portable gasification cooling flue 1 to be moved horizontally to the extreme position at two ends,
One lateral boundaries of the fume side exit inside diameter of the portable gasification cooling flue 1 and the fixed gasification cooling flue 6
The respective side border of fume side inlet inside diameter is concordant.
Describe the course of work of the mobile smoke cooling stack in detail with reference to Fig. 2, Fig. 3.Fig. 2 and Fig. 3 show respectively
Anticipate out situation of the portable gasification cooling flue 1 in two forward stroke limits, wherein Fig. 2 is portable Vaporizing cooling cigarette
Regulation gap relationships (maximal regulated gap) when road 1 is in right limit position and between watercooling elbow 8, and Fig. 3 is movement
Regulation gap relationships (minimal adjustment gap) when formula gasification cooling flue 1 is in left side extreme position and between watercooling elbow 8.
As shown in Figure 2, when portable gasification cooling flue 1 is located at right limit position, portable gasification cooling flue 1
With the regulation gap A maximums between watercooling elbow 8, when portable gasification cooling flue 1 is located at left side extreme position, movable type
Regulation gap A between gasification cooling flue 1 and watercooling elbow 8 is minimum.As illustrated, the portable gasification cooling flue 1 of setting
Maximum functional stroke be L, now, the right side boundary of the fume side exit inside diameter of portable gasification cooling flue 1 with it is fixed
The right side boundary alignment of the fume side inlet inside diameter of gasification cooling flue 6.
Similarly, from the figure 3, it may be seen that when portable gasification cooling flue 1 is in left side extreme position, movable type vaporization is cold
But regulation gap between flue 1 and watercooling elbow 8 is minimum, now, the fume side exit inside diameter of portable gasification cooling flue 1
Left border alignd with the left border of the fume side inlet inside diameter of fixed gasification cooling flue 6.
From Fig. 2 and Fig. 3, when being in two forward stroke limits due to portable gasification cooling flue 1, can guarantee that
One lateral boundaries of the fume side exit inside diameter of portable gasification cooling flue and the flue gas side entrance of fixed gasification cooling flue 6
The corresponding boundary alignment of internal diameter, and the opposite side border of the fume side exit inside diameter of portable gasification cooling flue is in fixed
The inner side on the corresponding border of the fume side inlet inside diameter of gasification cooling flue 6, that is to say, that flue gas is from portable Vaporizing cooling
When flue flows to fixed gasification cooling flue, obstruction is not had, therefore can cause that all operating mode downward moving vaporizations are cold
But the exiting flue gas of flue very can swimmingly enter fixed gasification cooling flue, it is ensured that rational flow field.
The above is only exemplary, and the flue gas side entrance of portable gasification cooling flue can be according to watercooling elbow
Fume side exit angle is changed, if for example, the flue gas side outlet of watercooling elbow is vertical, portable Vaporizing cooling
The also corresponding connection vertically of the flue gas side entrance of flue, then need draw-gear to be changed into vertical push-and-pull.Or, according to watercooling elbow
Flue gas side outlet and horizontal plane inclination angle, draw-gear can also be set for oblique push-and-pull, it is also possible.In addition, fixed
The flue gas side entrance of formula gasification cooling flue can also be provided in above the flue gas side outlet of portable gasification cooling flue, Gu
The flue gas side entrance of fixed pattern gasification cooling flue can also have certain inclination angle with horizontal plane, as long as meeting draw-gear in push-and-pull
While portable gasification cooling flue so that the flue gas side outlet of portable gasification cooling flue and fixed Vaporizing cooling cigarette
The flue gas side entrance in road remains connection.
In sum, electric coverter pig gasification cooling flue of the invention has the advantages that：
Gu 1) the portable gasification cooling flue of electric coverter pig gasification cooling flue of the invention with routine water-cooled sliding sleeve+
The mode of fixed pattern cooling stack is compared, with more preferable stability and continuous ability to work, because water-cooled sliding sleeve is in high-temperature region,
And porch can occur furnace gas burning, working environment is very severe, and sliding sleeve and executing agency are easily deformed stuck, cause sliding sleeve
Cannot act, so that the normal operation of electric converter is influenceed, and the present invention uses the mode of gasification cooling flue movement, can have
Effect avoids this problem；
2) present invention adjusts the position of portable gasification cooling flue by coaster, to adjust portable Vaporizing cooling cigarette
The regulation gap in road and watercooling elbow, and then the inhaled air volume of gasification cooling flue is controlled, carried out by sliding sleeve with traditional
The mode of furnace gas combustion air amount regulation is compared, with more preferable flexibility and controllability.
The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for those skilled in the art
For member, the present invention can have various modifications and variations.All any modifications within the spirit and principles in the present invention, made,
Equivalent, improvement etc., should be included within the scope of the present invention.
Claims (6)
1. a kind of electric coverter pig gasification cooling flue, it is characterised in that including：
Portable gasification cooling flue, the flue gas of watercooling elbow of the portable gasification cooling flue connection above electric converter
Between side outlet and the flue gas side entrance of fixed gasification cooling flue,
Wherein, there is suction between the flue gas side entrance of the portable gasification cooling flue and the flue gas side outlet of watercooling elbow
The regulation gap of furnace gas combustion air；
Draw-gear, the draw-gear is fixedly connected with portable gasification cooling flue, is driven by draw-gear portable
Gasification cooling flue is moved, so as to adjust the flue gas side entrance of the portable gasification cooling flue and the fume side of watercooling elbow
Regulation gap between outlet,
Wherein, the flue gas side outlet of the portable gasification cooling flue is provided with annular resistant to elevated temperatures mobile terminal articulamentum, Gu
The flue gas side entrance of fixed pattern gasification cooling flue is provided with annular resistant to elevated temperatures fixing end articulamentum, the mobile terminal articulamentum with
The movement of portable gasification cooling flue and move, also,
The mobile terminal articulamentum includes the mobile end flanges set gradually along flow of flue gas direction, mobile terminal heat-insulating material, moves
Moved end castable, the fixing end articulamentum includes setting gradually fixing end castable, fixed end flanges along flow of flue gas direction.
2. electric coverter pig gasification cooling flue according to claim 1, it is characterised in that be additionally provided with the draw-gear
For detecting the position sensor of portable gasification cooling flue position, the position sensor is by the portable Vaporizing cooling
The position signalling of flue is transmitted to the waste heat recovery control system of electric converter, and it is cold that waste heat recovery control system combines portable vaporization
But CO content datas at the flue-gas temperature signal and heat boiler outlet in flue in flue gas control portable Vaporizing cooling
The position of flue, so as to adjust between the flue gas side entrance of portable gasification cooling flue and the flue gas side outlet of watercooling elbow
Regulation gap.
3. electric coverter pig gasification cooling flue according to claim 1, it is characterised in that portable gasification cooling flue
Fume side inlet inside diameter of the fume side exit inside diameter less than fixed gasification cooling flue.
4. electric coverter pig gasification cooling flue according to claim 3, it is characterised in that the portable Vaporizing cooling cigarette
Road exit inside diameter border is all the time in the inner side on the fixed gasification cooling flue inlet inside diameter border.
5. electric coverter pig gasification cooling flue according to claim 4, it is characterised in that when portable gasification cooling flue
When moving to the extreme position at two ends, a lateral boundaries and the fixed vapour of the portable gasification cooling flue exit inside diameter
The respective side border for changing cooling stack inlet inside diameter is concordant, and another side of the portable gasification cooling flue exit inside diameter
Inner side of the boundary on the respective side border of the fixed gasification cooling flue inlet inside diameter.
6. electric coverter pig gasification cooling flue according to claim 1, it is characterised in that the draw-gear includes sliding
Car, telescopic oil cylinder, the portable gasification cooling flue are supported on coaster by flue support, the coaster and telescopic oil cylinder
Drive rod connection, the drive rod drives portable gasification cooling flue movement,
Wherein, counterweight is provided with the vehicle frame of coaster, to overcome the portable gasification cooling flue due to deviation of gravity center
Upset trend caused by the strong point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710068775.6A CN106702080B (en) | 2017-02-08 | 2017-02-08 | A kind of electricity coverter pig gasification cooling flue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710068775.6A CN106702080B (en) | 2017-02-08 | 2017-02-08 | A kind of electricity coverter pig gasification cooling flue |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106702080A true CN106702080A (en) | 2017-05-24 |
| CN106702080B CN106702080B (en) | 2018-10-12 |
Family
ID=58909977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710068775.6A Active CN106702080B (en) | 2017-02-08 | 2017-02-08 | A kind of electricity coverter pig gasification cooling flue |
Country Status (1)
| Country | Link |
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| CN (1) | CN106702080B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328525A (en) * | 2008-08-01 | 2008-12-24 | 中冶京诚工程技术有限公司 | Steel-smelting converter movable smoke hood sealing arrangement |
| CN201406446Y (en) * | 2009-05-25 | 2010-02-17 | 中冶赛迪工程技术股份有限公司 | Movable gas hood for converter gas |
| CN202786303U (en) * | 2012-08-08 | 2013-03-13 | 北京京诚泽宇能源环保工程技术有限公司 | Converter gas wet-dry hybrid dust removal system |
| CN206553571U (en) * | 2017-02-08 | 2017-10-13 | 中冶华天工程技术有限公司 | A kind of electric coverter pig gasification cooling flue |
-
2017
- 2017-02-08 CN CN201710068775.6A patent/CN106702080B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328525A (en) * | 2008-08-01 | 2008-12-24 | 中冶京诚工程技术有限公司 | Steel-smelting converter movable smoke hood sealing arrangement |
| CN201406446Y (en) * | 2009-05-25 | 2010-02-17 | 中冶赛迪工程技术股份有限公司 | Movable gas hood for converter gas |
| CN202786303U (en) * | 2012-08-08 | 2013-03-13 | 北京京诚泽宇能源环保工程技术有限公司 | Converter gas wet-dry hybrid dust removal system |
| CN206553571U (en) * | 2017-02-08 | 2017-10-13 | 中冶华天工程技术有限公司 | A kind of electric coverter pig gasification cooling flue |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106702080B (en) | 2018-10-12 |
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