CN107447174A - Cleaning systems and method in a kind of stove nose - Google Patents
Cleaning systems and method in a kind of stove nose Download PDFInfo
- Publication number
- CN107447174A CN107447174A CN201610374887.XA CN201610374887A CN107447174A CN 107447174 A CN107447174 A CN 107447174A CN 201610374887 A CN201610374887 A CN 201610374887A CN 107447174 A CN107447174 A CN 107447174A
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- CN
- China
- Prior art keywords
- stove nose
- zinc
- liquid level
- overflow launder
- cleaning systems
- 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
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/003—Apparatus
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
- C23C2/40—Plates; Strips
Abstract
The invention discloses the cleaning systems in a kind of stove nose, it includes:Overflow launder, it is arranged in stove nose, and positioned at the side of strip upper surface, the strip upper surface refers to the surface that strip contacts with sinking roller, the lip undulate of the overflow launder;Zinc liquid in overflow launder is retracted to outside stove nose by zinc liquid pump, itself and the overflow launder fluid connection, the zinc liquid pump.Cleaning systems in described stove nose can remove the zinc gray cadmia in stove nose, solves the problems, such as the surface defect of belt steel surface adhesion cadmia zinc gray, simultaneously because the cleaning systems in stove nose cause unit speed improves will not also adhere to cadmia zinc gray on strip, so as to improve unit lumber recovery.
Description
Technical field
The present invention relates to a kind of cleaning systems, more particularly to a kind of cleaning systems for eliminating zinc gray cadmia.
Background technology
The cadmia and zinc gray defect of car panel in the prior art be present, and the defect is in general galvanized machine
Incidence in group accounts for 30% or so of pure zinc surface defect, is carried if overcoming this defect to play
The effect of high product surface quality and unit lumber recovery, the especially lumber recovery of battle wagon outside plate.
The iron of belt steel surface can be constantly dissolved into zinc liquid in strip continuous hot galvanizing production process, with zinc liquid
The aluminium of the inside, which combines, produces cadmia, and caused cadmia mainly includes scum silica frost and bottom ash, and bottom ash is deposited to zinc pot
Bottom, and scum silica frost then swims in zinc liquid surface, is an enclosed environment in stove nose, internal zinc liquid level floats
Slag is on the increase, and strip constantly enters zinc pot, and the scum silica frost on zinc liquid level in stove nose will be adhered to band
Steel surface together enters sinking roller, and cadmia and the sinking roll surface contact squeeze of belt steel surface will form strip
The small cadmia defect in surface.
Machine set product is that the design unit speed of pure zinc galvanizing is 150m/min in the prior art, but existing
There is the stove nose structure of technology without clean technologies, thus unit speed can only be controlled in 100m/min, because
When unit speed is higher, then cadmia zinc gray easily can be adhered in belt steel surface, the quality for being unsatisfactory for production will
Ask.
In consideration of it, enterprise expectations obtain a kind of technological means, it can enter to the zinc gray cadmia in stove nose
Row is removed, and belt steel surface cadmia zinc is formed so as to avoid the cadmia zinc gray in stove nose from being adhered on strip
The surface defect of ash, product surface quality is improved, while may also speed up unit speed, so as to improve machine
Group lumber recovery.
The content of the invention
An object of the present invention is to provide the cleaning systems in a kind of stove nose, and it can remove stove nose
Cadmia in son, so as to avoid product surface from producing the defect caused by cadmia, and then significantly improve
Surface quality, while accelerate unit speed of production, improve unit lumber recovery.
To achieve these goals, the present invention proposes the cleaning systems in a kind of stove nose, and it includes:
Overflow launder, it is arranged in stove nose, and positioned at the side of strip upper surface, the strip upper table
Face refers to the surface that strip contacts with sinking roller, the lip undulate of the overflow launder;
Zinc liquid pump, itself and the overflow launder fluid connection, the zinc liquid pump extract the zinc liquid in overflow launder out
To outside stove nose, so that the zinc liquid liquid level in overflow launder is less than zinc pot liquid level.
Based on technical scheme, overflow launder is established inside stove nose, using overflow method, is made
The cadmia for obtaining zinc liquid surface in stove nose is entered in overflow launder by overflow effect, and then zinc liquid pump is being incited somebody to action
While zinc liquid is extracted out outside stove nose, the cadmia in zinc liquid is also extracted out outside stove nose.It is retracted to stove nose
Outer cadmia is by operating personnel artificial removal.
Further, in the cleaning systems in stove nose of the present invention, in addition to:
Liquid level bucket, it is connected by U-tube with overflow launder;
First liquid level gauge, it measures the zinc liquid level in liquid level bucket, to reflect the zinc liquid level in overflow launder
Highly;
Second liquid level gauge, it measures the zinc liquid level in zinc pot;
Zincification device, its zincification into zinc pot;
Control device, it is connected respectively with the first liquid level gauge, second liquid level gauge and zincification device, control
Device processed is by controlling liquid of the zincification speed of zincification device so that first liquid level gauge and second liquid level gauge to be measured
The difference control of position is in a preset range.
Because in the cleaning systems in stove nose of the present invention, liquid level is too high will to cause spillway discharge excessive,
Zinc liquid pump has little time to extract out, so as to realize overflow;Liquid level is too low, less than the waveform trough of lip
Place, it will cause cadmia can not overflow, it is therefore necessary to the liquid level being precisely controlled in stove nose.Due to can not
Directly to the Liquid level of the overflow launder in stove nose, therefore design liquid level bucket, first liquid level gauge, second
Liquid level gauge, zincification device and control device carry out observation control to liquid level.
Further, in the cleaning systems in stove nose of the present invention, in addition to:
Ash groove, it is arranged on the inner surface of stove nose, to accept the zinc flowed down along stove nose inner surface
Ash, the ash groove are located at the side of strip lower surface.
In the preferred scheme of the present invention, the granularity that the cleaning systems can also be removed in stove nose is less than
The zinc gray of cadmia, by setting ash groove, it can accept the zinc gray flowed down along stove nose inner surface, from
And remove zinc gray, avoid zinc gray from adhering to belt steel surface and form surface defect.
Further, in the cleaning systems in stove nose of the present invention, the level of waveform lip
Spend for 0.5-0.75mm/m.Inventor has found that the levelness of waveform lip is by research
Flushing effect is preferable during 0.5-0.75mm/m.
Further, in the cleaning systems in stove nose of the present invention, overflow launder and ash groove
Position meets:γ=a/b=0.5-1, wherein a represent overflow launder lip to strip upper surface horizontal range,
B represents ash groove lip to the horizontal range of strip lower surface.γ is less than 0.5, then strip and overflow launder lip
Closer to the distance, the easy grazing to overflow launder lip of mouth;γ is more than 1, then the cadmia on liquid level is possible to meeting
It is adhered to belt steel surface.
It is of the present invention clear another object of the present invention is to provide the clean method in a kind of stove nose
Clean method can remove the cadmia in stove nose, so as to avoid product surface from producing caused by cadmia
Defect, and then surface quality is significantly improved, while accelerate unit speed of production, improve unit lumber recovery.
To achieve these goals, the present invention proposes the clean method in a kind of stove nose, and it is used
The cleaning systems stated carry out following steps:
The zinc liquid in overflow launder is retracted to outside stove nose using zinc liquid pump, so that the liquid level in overflow launder is low
In the liquid level in zinc pot, and then the cadmia in stove nose is set to overflow in overflow launder, the cadmia in overflow launder
It is extracted to via zinc liquid pump outside stove nose.
Because the cadmia in stove nose is difficult to remove, thus the clean method in stove nose of the present invention
The cadmia in stove nose is overflowed in overflow launder by overflow, then the cadmia in overflow launder passes through zinc liquid
Pumped realizes the removal of cadmia to outside stove nose.
Further, in the clean method in stove nose of the present invention, in addition to step:
Obtained respectively using first liquid level gauge and second liquid level gauge in zinc liquid level and the zinc pot in overflow launder
Zinc liquid level, to obtain the difference in height Δ H of the two;
Use control device control zincification device zincification speed with by Δ H control in a preset range.
Further, in the clean method in stove nose of the present invention, Δ H scope is
5-10mm.Δ H is more than 10mm, then improves zincification speed, and Δ H is less than 5mm, then slows down zincification speed
Degree so that Δ H is controlled in scope 5-10mm.
Further, in the clean method in stove nose of the present invention, the rotating speed of the zinc liquid pump
For 900-1000r/min.
Further, in the clean method in stove nose of the present invention, the interior table also in stove nose
Ash groove is set on face, and the ash groove is located at the side of strip lower surface, is accepted using the ash groove
The zinc gray flowed down along stove nose inner surface.
Cleaning systems and clean method in stove nose of the present invention can remove the zinc gray in stove nose
Cadmia, solves the problems, such as the surface defect of belt steel surface adhesion cadmia zinc gray, simultaneously because clear in stove nose
Clean system make it that accelerating unit speed is not easy to adhere to cadmia zinc gray on strip, so as to improve machine composition
Material rate.
Brief description of the drawings
Fig. 1 is structural representation of the cleaning systems under a kind of embodiment in stove nose of the present invention
Figure.
Fig. 2 is control dress of the cleaning systems under a kind of embodiment in stove nose of the present invention
Put, the structured flowchart of liquid level gauge and zincification device.
Fig. 3 is overflow launder of the cleaning systems under a kind of embodiment in stove nose of the present invention
Lip schematic diagram.
Fig. 4 be ash groove of the cleaning systems under a kind of embodiment in stove nose of the present invention with
The position view of overflow launder.
Embodiment
Below in conjunction with Figure of description and specific embodiment to the cleaning in stove nose of the present invention
System and method make further explanation explanation, but the explanation does not form the skill to the present invention
The improper restriction of art scheme.
Fig. 1 shows knot of the cleaning systems under a kind of embodiment in stove nose of the present invention
Structure.As shown in figure 1, overflow launder 3 is arranged in stove nose 9, and positioned at the side of the upper surface of strip 2
(in the technical program, the upper surface of strip 2 refers to the surface that strip 2 contacts with sinking roller 1, band
The lower surface of steel 2 is then another side surface).In Fig. 1, P1 represents the direction of motion of strip 2, P2 tables
Show the direction of motion of cadmia.Zinc liquid pump 8 and the fluid connection of overflow launder 3, zinc liquid pump 8 is by overflow launder 3
Zinc liquid be retracted to outside stove nose 9.Liquid level bucket 7 is circulated by U-tube 6 and overflow launder 3, ash groove
4 are arranged on the inner surface of stove nose 9, to accept the zinc gray flowed down along stove nose inner surface, ash groove 4
Positioned at the position of strip lower surface.
Fig. 2 show cleaning systems in stove nose of the present invention under a kind of embodiment, liquid
The structured flowchart of position meter and zincification device.Wherein, first liquid level gauge is at liquid level bucket 7, for measuring
Zinc liquid level in liquid level bucket 7, to reflect the zinc liquid level h in overflow launder 3;Second liquid level gauge
At zinc pot, for measuring the zinc liquid level H in zinc pot, the difference in height Δ H=H-h of the two.Control
Device is connected respectively with first liquid level gauge, second liquid level gauge and zincification device respectively, control device control
The zincification speed of zincification device, so as to which in certain predetermined numerical value, Δ H is more than default value by Δ H controls
When then improve zincification speed, Δ H then slows down zincification speed when being less than default value.
In the present embodiment, first liquid level gauge 71 and second liquid level gauge 72 are measured using laser liquid level gauge.
Certainly, in other embodiments, can also be known using those skilled in that art other kinds of
Liquid level gauge.
Fig. 3 shows overflow of the cleaning systems under a kind of embodiment in stove nose of the present invention
The lip schematic diagram of groove.As shown in figure 3, the undulate of lip 31 of overflow launder 3, the shape are adapted to overflow
The effect of stream, when the cadmia 5 in overflow launder 3 is swum on zinc liquid level, pass through the ripple of waveform lip 31
Overflow at paddy in overflow launder 3, be drawn to by zinc liquid pump 8 outside stove nose 9.In the technical program,
The levelness of the lip 31 of overflow launder 3 is 0.5-0.75mm/m, and it can be configured in the present embodiment
0.75mm/m。
Fig. 4 shows ash of the cleaning systems under a kind of embodiment in stove nose of the present invention
The position of groove and overflow launder.As shown in figure 4, a is water of the lip 31 of overflow launder 3 to the upper surface of strip 2
Flat distance, b is horizontal range of the lip of ash groove 4 to the lower surface of strip 2, in order that obtaining this technology side
Case has more preferable implementation result, it is necessary to meet the position of overflow launder 3 and ash groove 4:
γ=a/b=0.5-1.In the present embodiment, γ=a/b=0.6.
The use process of cleaning systems in above-mentioned stove nose is:Unit speed is arranged to 120m/min,
The pressure of zinc liquid pump 8 may be set in 0.20-0.30MPa, and the rotating speed of zinc liquid pump is arranged to 900-1000r/min,
Strip 2 moves along P1 directions.First liquid level gauge and second liquid level gauge measure the zinc in liquid level bucket 7 respectively
Liquid level (the zinc liquid level h) in reflection overflow launder 3 and the zinc liquid level H in zinc pot, and
Control device is transmitted to, the height of the two is calculated according to the h and H that receive in control device
Poor Δ H=H-h, control device control the zincification speed of zincification device, so as to which Δ H is controlled into Δ H in 5-10mm
In the range of, i.e., zincification speed is then improved when Δ H is more than default value, when Δ H is less than default value then
Slow down the zincification speed that zincification speed controls zincification device by control device.Due to zinc pot liquid level and overflow
Zinc liquid liquid level in groove has difference in height so that the cadmia 5 in stove nose 9 is with the flowing overflow of zinc liquid
Into overflow launder 3.Then, the zinc liquid in overflow launder 3 is retracted to outside stove nose 9 using zinc liquid pump 8,
In the process, the cadmia 5 in overflow launder 3 can be also extracted to outside stove nose 9 with zinc liquid.Then
The cadmia being drawn into outside stove nose is manually removed by operating personnel.
In addition, for the tiny zinc gray of stove nose endoparticle degree, it can be set by the present embodiment
Ash groove 4 and be eliminated.
Cleaning systems in above-mentioned stove nose can remove the zinc gray cadmia in stove nose, solve strip table
Face adheres to the surface defect problem of cadmia zinc gray, simultaneously because the cleaning systems in stove nose make it that unit is fast
Degree raising is not easy to adhere to cadmia zinc gray on strip, so as to improve unit lumber recovery.
In addition, the clean method in above-mentioned stove nose equally has above-mentioned beneficial effect.
It should be noted that listed above is only specific embodiment of the invention, it is clear that the present invention is unlimited
In above example, there is the similar change of many therewith.If those skilled in the art is from the present invention
All deformations that disclosure is directly exported or associated, all should belong to protection scope of the present invention.
Claims (10)
- A kind of 1. cleaning systems in stove nose, it is characterised in that including:Overflow launder, it is arranged in stove nose, and on the side of strip upper surface, the strip Surface refers to the surface that strip contacts with sinking roller, the lip undulate of the overflow launder;Zinc liquid pump, itself and the overflow launder fluid connection, the zinc liquid pump take out the zinc liquid in overflow launder Go out to outside stove nose, so that the zinc liquid liquid level in overflow launder is less than zinc pot liquid level.
- 2. the cleaning systems in stove nose as claimed in claim 1, it is characterised in that also include:Liquid level bucket, it is connected by U-tube with overflow launder;First liquid level gauge, it measures the zinc liquid level in liquid level bucket, to reflect the zinc liquid in overflow launder Face height;Second liquid level gauge, it measures the zinc liquid level in zinc pot;Zincification device, its zincification into zinc pot;Control device, it is connected respectively with the first liquid level gauge, second liquid level gauge and zincification device, Control device is surveyed first liquid level gauge and second liquid level gauge by controlling the zincification speed of zincification device The difference control of the liquid level obtained is in a preset range.
- 3. the cleaning systems in stove nose as claimed in claim 1 or 2, it is characterised in that also include:Connect Ash-pit, it is arranged on the inner surface of stove nose, to accept the zinc gray flowed down along stove nose inner surface, The ash groove is located at the side of strip lower surface.
- 4. the cleaning systems in stove nose as claimed in claim 1 or 2, it is characterised in that waveform lip Levelness be 0.5-0.75mm/m.
- 5. the cleaning systems in stove nose as claimed in claim 3, it is characterised in that overflow launder and ash groove Position meet:γ=a/b=0.5-1, wherein a represent overflow launder lip to the level of strip upper surface Distance, b represent ash groove lip to the horizontal range of strip lower surface.
- 6. the clean method in a kind of stove nose, it is characterised in that it uses cleaning as claimed in claim 1 System carries out following steps:The zinc liquid in overflow launder is retracted to outside stove nose using zinc liquid pump, so that the liquid level in overflow launder Less than the liquid level in zinc pot, and then the cadmia in stove nose is set to overflow in overflow launder, in overflow launder Cadmia is extracted to outside stove nose via zinc liquid pump.
- 7. the clean method in stove nose as claimed in claim 6, it is characterised in that also including step:Obtain zinc liquid level and the zinc in overflow launder respectively using first liquid level gauge and second liquid level gauge Zinc liquid level in pot, to obtain the difference in height Δ H of the two;Use control device control zincification device zincification speed with by Δ H control in a preset range It is interior.
- 8. the clean method in stove nose as claimed in claim 7, it is characterised in that Δ H scope is 5-10mm。
- 9. the clean method in stove nose as claimed in claims 6 or 7, it is characterised in that the zinc liquid pump Rotating speed be 900-1000r/min.
- 10. the clean method in stove nose as claimed in claim 6, it is characterised in that also in stove nose Ash groove is set on surface, and the ash groove is located at the side of strip lower surface, using the ash groove Accept the zinc gray flowed down along stove nose inner surface.
Priority Applications (1)
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CN201610374887.XA CN107447174A (en) | 2016-05-31 | 2016-05-31 | Cleaning systems and method in a kind of stove nose |
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CN201610374887.XA CN107447174A (en) | 2016-05-31 | 2016-05-31 | Cleaning systems and method in a kind of stove nose |
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CN201610374887.XA Pending CN107447174A (en) | 2016-05-31 | 2016-05-31 | Cleaning systems and method in a kind of stove nose |
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108624832A (en) * | 2018-07-10 | 2018-10-09 | 河北首燕机械股份有限公司 | Inhibit and remove zinc gray device in hot galvanizing furnace nose |
CN108842121A (en) * | 2018-08-25 | 2018-11-20 | 宝钢湛江钢铁有限公司 | A kind of strip continuous hot-dipping Zn system |
CN109680232A (en) * | 2018-08-30 | 2019-04-26 | 上海智林机械设备有限公司 | A kind of zinc pot furnace nose |
CN110045759A (en) * | 2019-03-21 | 2019-07-23 | 首钢京唐钢铁联合有限责任公司 | A kind of slag-tap furnace nose and zinc pot liquid level controlling method, system and liquid level detection device |
CN110218960A (en) * | 2019-05-17 | 2019-09-10 | 邯郸钢铁集团有限责任公司 | The furnace nose posture automatic adjustment system and method for view-based access control model identification |
CN111593283A (en) * | 2020-06-24 | 2020-08-28 | 武汉钢铁有限公司 | Hot-coating galvanizing pot liquid level measuring system and control method |
CN112135917A (en) * | 2018-05-25 | 2020-12-25 | 安赛乐米塔尔公司 | Method for dip coating a metal strip |
CN112695265A (en) * | 2020-12-11 | 2021-04-23 | 华菱安赛乐米塔尔汽车板有限公司 | Method for controlling liquid level of zinc pot |
CN113073278A (en) * | 2021-03-22 | 2021-07-06 | 武汉钢铁有限公司 | Zinc boiler nose lip overflow slag-adhering test device and test method thereof |
EP3765648B1 (en) | 2018-03-12 | 2021-11-24 | ArcelorMittal | Method for dip-coating a metal strip |
CN113966407A (en) * | 2019-05-08 | 2022-01-21 | Sms集团有限公司 | Method and device for flushing an overflow chamber at the bath-side end of a snout of a hot-dip coating installation |
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US11692257B2 (en) | 2018-03-12 | 2023-07-04 | Arcelormittal | Method for dip-coating a metal strip |
EP3765648B1 (en) | 2018-03-12 | 2021-11-24 | ArcelorMittal | Method for dip-coating a metal strip |
US11584980B2 (en) | 2018-05-25 | 2023-02-21 | Arcelormittal | Apparatus for dip-coating a metal strip using a movable overflow |
CN112135917A (en) * | 2018-05-25 | 2020-12-25 | 安赛乐米塔尔公司 | Method for dip coating a metal strip |
CN108624832A (en) * | 2018-07-10 | 2018-10-09 | 河北首燕机械股份有限公司 | Inhibit and remove zinc gray device in hot galvanizing furnace nose |
CN108842121A (en) * | 2018-08-25 | 2018-11-20 | 宝钢湛江钢铁有限公司 | A kind of strip continuous hot-dipping Zn system |
CN109680232A (en) * | 2018-08-30 | 2019-04-26 | 上海智林机械设备有限公司 | A kind of zinc pot furnace nose |
CN110045759A (en) * | 2019-03-21 | 2019-07-23 | 首钢京唐钢铁联合有限责任公司 | A kind of slag-tap furnace nose and zinc pot liquid level controlling method, system and liquid level detection device |
US11850634B2 (en) | 2019-05-08 | 2023-12-26 | Sms Group Gmbh | Method and device for rinsing an overflow chamber at the bath-side end of a snout of a hot-dip coating device |
CN113966407B (en) * | 2019-05-08 | 2023-10-27 | Sms集团有限公司 | Method and device for flushing an overflow chamber at the trough-side end of a furnace nose of a hot dip coating installation |
CN113966407A (en) * | 2019-05-08 | 2022-01-21 | Sms集团有限公司 | Method and device for flushing an overflow chamber at the bath-side end of a snout of a hot-dip coating installation |
CN110218960A (en) * | 2019-05-17 | 2019-09-10 | 邯郸钢铁集团有限责任公司 | The furnace nose posture automatic adjustment system and method for view-based access control model identification |
CN111593283A (en) * | 2020-06-24 | 2020-08-28 | 武汉钢铁有限公司 | Hot-coating galvanizing pot liquid level measuring system and control method |
CN112695265A (en) * | 2020-12-11 | 2021-04-23 | 华菱安赛乐米塔尔汽车板有限公司 | Method for controlling liquid level of zinc pot |
CN113073278B (en) * | 2021-03-22 | 2022-12-27 | 武汉钢铁有限公司 | Zinc boiler nose lip overflow slag-adhering test device and test method thereof |
CN113073278A (en) * | 2021-03-22 | 2021-07-06 | 武汉钢铁有限公司 | Zinc boiler nose lip overflow slag-adhering test device and test method thereof |
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