CN106544455B - A kind of movable type casting residue single treatment device and method - Google Patents
A kind of movable type casting residue single treatment device and method Download PDFInfo
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- CN106544455B CN106544455B CN201710066159.7A CN201710066159A CN106544455B CN 106544455 B CN106544455 B CN 106544455B CN 201710066159 A CN201710066159 A CN 201710066159A CN 106544455 B CN106544455 B CN 106544455B
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- water
- cover body
- slag
- slag ladle
- casting residue
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
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- 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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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
The invention discloses a kind of mobile casting residue single treatment device and methods.Feature is to include driving, embrace tank car, slag ladle, mounting, loading machine, moving trolley vehicle frame, overhead steel guide rail, water spraying mechanism and the wet stockyard of slag, overhead steel guide rail is crossed on mounting both sides, and two overhead steel guide rail length beyond slag ladle processing station where lateral length, overhead steel guide rail be equipped with close to switch；Driving, an armful tank car are located at right over moving trolley vehicle frame, and moving trolley vehicle frame is equipped with the driving mechanism of decelerating motor, running wheel, dedusting cover body and dedusting cover body, and running wheel is placed on overhead rail；Water spraying mechanism is placed in dust excluding hood body, and dedusting cover body is dropped to slag ladle more than 100mm positions by driving mechanism；The wet stockyard of slag is arranged on the mounting side of slag ladle processing station, and loading machine is on the wet stockyard of slag, treats work.The frequent operation pattern of conventional casting residue processing mode has been abandoned in the invention, and the degree of automation is higher, and environment protecting is also preferable.
Description
Technical field
The technical field utilized the invention belongs to metallurgical solid waste more particularly to a kind of mobile casting residue single treatment device
And method.
Background technology
2015, China's stainless steel crude steel yield reached 2156.22 × 104T/a, pre-capita consumption about 16kg, basically reaches
The per capita consuming level of developed country.The quantity of slag that 20% is generated according to every production 1t stainless steels is estimated (including electric furnace, AOD furnace slag etc.)
It calculates, China's stainless steel slag in 2015 is 431.24 × 104t/a.Tenor about 10%, wherein stainless steel in clinker according to statistics
Containing the valuable rare heavy metal such as nickel, chromium in slag, such as deal with improperly and be likely to result in serious environmental pollution, so recycling is not
Metal in rust steel slag, it is the major issue that iron and steel enterprise faces to realize stainless steel slag resource regeneration.
At present, domestic main stainless steel manufacturer is typically chosen heat mainly according to the physical characteristic of stainless steel casting residue
Bold and vigorous simply and easy treat mode, the generally use disk absorption residual steel of bulk, remaining tailings are transported into steel after the processing of casting residue hot application
It stores up slag muck field.This conventional processing mode has the shortcomings of metal recovery rate is low, and production environment is poor, seriously annoyings many
Stainless steel manufacturer.
Invention content
The defects of in order to overcome the prior art, the object of the present invention is to provide a kind of mobile casting residue single treatment dresses
Put, to stainless steel casting residue first using slag ladle fetch water cooling technique slag pot tipping to wet slag place is dried again, magnetic separation, it is real
Showing efficient, the environmentally friendly single treatment of stainless steel casting residue, good raw material basis has been established in the after-treatment for casting residue,
There are higher economic benefit and social benefit.
In order to realize above-mentioned goal of the invention, present invention employs following technical schemes：
A kind of movable type casting residue single treatment device, its main feature is that including driving, embracing tank car, slag ladle, slag ladle processing work
The mounting of position, loading machine, moving trolley vehicle frame, the two wet stockyards of overhead steel guide rail, water spraying mechanism and slag being arranged in parallel, described two
The overhead steel guide rail being arranged in parallel is crossed on the mounting both sides of slag ladle processing station, and the length of two overhead steel guide rails exceeds slag ladle
The lateral length where station is handled, overhead steel guide rail is equipped with close to switch；The driving, embracing a tank car, to be located at above-mentioned movement small
Right over vehicle carriage, the moving trolley vehicle frame is equipped with the driving of decelerating motor, running wheel, dedusting cover body and dedusting cover body
Mechanism, running wheel are placed on overhead steel guide rail, for the back-and-forth motion of moving trolley vehicle frame；Sprinkler with nozzle is set up
In in above-mentioned dust excluding hood body, dedusting cover body is dropped to slag ladle more than 50mm positions by driving mechanism, and industrial water enters nozzle,
Realize that the dynamic of casting residue in slag ladle is fetched water cooling；The wet stockyard of slag is arranged on the mounting side of slag ladle processing station, loads
Machine is on the wet stockyard of slag, treats work.
In above-mentioned mobile casting residue single treatment device, optionally, the driving mechanism includes Electrohydraulic push rod, chain
Wheel, chain, double pulleies unit and single-sheaved block group, Electrohydraulic push rod drive sprocket are connected to dedusting around bearing action of tumbling, chain one end
On cover body, the other end, which is connected to, tumbles on bearing, and chain is moved along double pulleies unit and single-sheaved block group.
In above-mentioned mobile casting residue single treatment device, optionally, the dedusting cover body is equipped with cover body dedusting
Pipe and the dedusting pipeline being connect with cover body dust removing tube, dedusting pipeline are connect with spray column, and electric butterfly valve is equipped on dedusting pipeline.
In above-mentioned mobile casting residue single treatment device, optionally, the dedusting pipeline includes two to interface,
Cover body dust removing tube can now be docked with docking cause for gossip, convenient for the rational design and utilization in place.
In above-mentioned mobile casting residue single treatment device, optionally, the water spraying mechanism includes feedwater piping, peace
Electric feed water valve and nozzle on feedwater piping, nozzle are fixed on dedusting covering on top, and feedwater piping is connected to nozzle, work
Industry water enters nozzle by feedwater piping, and nozzle uses 0.5m early period3The small waters of/h, middle and later periods are fetched water using dynamic, fetched water
Measure 0.5~1.0m3/h。
In above-mentioned mobile casting residue single treatment device, optionally, underface angle of inclination is equipped in slag ladle
Spilling in cooling procedure of fetching water for 5% slope and the gutter equipped with cover board that is connected with Slope Facies convenient for casting residue
Water or steam condensate (SC) discharge.
It is a further object of the present invention to provide a kind of casting residue single treatment method, using above-mentioned mobile casting residue one
Secondary processing unit, includes the following steps：
(1) under the driving of decelerating motor, running wheel is then travelled along overhead steel guide rail to waiting moving trolley vehicle frame
Position, driving a vehicle, it is in place on the mounting of slag ladle processing station to be hoisted to the slag ladle embraced on tank car；
(2) under the driving of decelerating motor, running wheel is travelled along overhead steel guide rail to processing work moving trolley vehicle frame
Position, moving trolley vehicle frame are stopped at after abutting against nearly switch above processing position；
(3) the Electrohydraulic push rod drive sprocket on moving trolley vehicle frame is around bearing action of tumbling, chain along double pulleies unit and
Single-sheaved block group moves, and dedusting cover body is dropped to slag ladle more than 50mm positions；
(4) electric feed water valve is adjusted, industrial water enters the nozzle on dedusting cover body by feedwater piping, realizes in slag ladle
The dynamic of casting residue is fetched water cooling, and early period uses small water 0.5m3/ h fetches water, and the middle and later periods uses water as 0.5~1.0m3/ h is beaten
Water, observation slag ladle overflow water are fetched water system to determine slag ladle：Water overflows, and reduces or stops fetching water；Water does not overflow, then continues to beat
Water；Casting residue, which is fetched water, overflows water or steam condensate (SC) along the slope that angle of inclination is 5% in cooling procedure, drains into equipped with lid
In the gutter of plate；
(5) it after moving trolley vehicle frame and dedusting cover body are in place, first open and handles the corresponding electrical dust-removing butterfly valve in position, in slag ladle
Casting residue fetch water cooling procedure generation dust-laden steam under the negative pressure of dedusting fan through cover body dust removing tube, dedusting pipeline to spray
It is up to standard after tower processing, it is discharged from chimney；
(6) it fetches water for 24 hours, electric feed water valve is closed, and dedusting cover body rises, and then, moving trolley vehicle frame, which is moved back to, waits for position, vehicle
It is stopped at gear；Driving embraces that tank car will treated that slag ladle is transported to wet slag stockyard tumbles, and wet slag drainage dries for 24 hours, row
Vehicle carries electromagnetic disc and selects the residual steel of big lumpiness, remaining casting residue is then transported into after-treatment process area by loading machine.
Compared with prior art, advantageous effect is：
1) invention uses wet-treating mode, avoids the generation of dry ash, preferable to production environment；
2) the frequent operation pattern of conventional casting residue processing mode has been abandoned in the invention, and the degree of automation is higher, environmental protection effect
Fruit is also preferable.
Description of the drawings
Technical scheme of the present invention is described in further detail below with reference to drawings and examples, but should
Know, these attached drawings are only designed for task of explanation, therefore not as the restriction of the scope of the invention.In addition, except non-specifically
It points out, these attached drawings are meant only to conceptually illustrate rail configurations described herein, without to be drawn to scale.
Fig. 1 is the structure diagram of mobile casting residue single treatment device of the invention；
Fig. 2 is Fig. 1 along line A-A sectional view；
Fig. 3 is Fig. 1 along line B-B sectional view.
In figure：1- tracks, 2- decelerating motors, 3- running wheels, 4- dedustings pipeline, 5- electric butterfly valves, 6- spray columns, 7- are removed
Dirt wind turbine, 8- chimneys, 9- embrace tank car, 10- double pulleies units, 11- feedwater pipings, 12- tumble bearing, 13- cover bodies dust removing tube, 14-
Chain, 15- nozzles, 16- single-sheaved blocks group, 17- dedustings cover body, 18- moving trolleys vehicle frame, 19- mountings, 20- slag ladles, 21- driving,
22- loading machines, 23- sprocket wheels, 24- Electrohydraulic push rods, the overhead steel guide rails of 25-, 26- cover boards, 27- gutters, 28- electromagnetic discs, 29- vehicles
The close switch of gear, 30-, 31- slopes.
Specific embodiment
Firstly, it is necessary to explanation, will illustrate mobile casting residue of the invention and once locate by way of example below
Specific guide rail, features and advantages of device etc. are managed, however all descriptions are intended merely to what is illustrated, without that should be understood
To form any restrictions to the present invention.In addition, the arbitrary single skill for being described by or implying in embodiment each mentioned by this paper
Art feature or shown or implicit arbitrary single technical characteristic in the drawings, still can these technical characteristics (or its
Equivalent) between continue it is arbitrary combination or delete, so as to obtain may herein directly refer to the present invention
More other embodiments.
Incorporated by reference to referring to figs. 1 to Fig. 3, below the embodiment that is just provided by this come to mobile casting residue one of the invention
Secondary processing unit and method illustrate.
As shown in Figure 1 to Figure 3, a kind of mobile casting residue single treatment device include driving 21, embrace tank car 9, slag ladle 20,
Overhead steel guide rail 25, the sprinkler that mounting 19, loading machine 22, the moving trolley vehicle frame 18, two of slag ladle processing station are arranged in parallel
Structure and the wet stockyard of slag (being not marked in figure), the described two overhead steel guide rails 25 being arranged in parallel are crossed on the mounting of slag ladle processing station
19 both sides, and the length of two overhead steel guide rails 25 is set on the lateral length where slag ladle processing station, overhead steel guide rail 25
Have close to switch 30；The driving 21 embraces tank car 9 right over above-mentioned moving trolley vehicle frame 18, the moving trolley vehicle frame
18 are equipped with the driving mechanism of decelerating motor 2, running wheel 3, dedusting cover body 17 and dedusting cover body, and running wheel 3 is placed in overhead
On steel guide rail 25, for the back-and-forth motion of moving trolley vehicle frame 18；Water spraying mechanism with nozzle 15 is placed in above-mentioned dust excluding hood
In body 17, dedusting cover body is dropped to slag ladle more than 50mm positions by driving mechanism, and industrial water enters nozzle 15, realizes in slag ladle
The dynamic of casting residue is fetched water cooling；The wet stockyard of slag is arranged on 19 side of mounting of slag ladle processing station, and loading machine is in slag
On wet stockyard, work is treated.
From figure 2 it can be seen that the driving mechanism includes Electrohydraulic push rod 24, sprocket wheel 23, chain 14,10 and of double pulleies unit
Single-sheaved block group 16,24 drive sprocket of Electrohydraulic push rod are acted around bearing 12 of tumbling, and chain one end is connected on dedusting cover body 17, another
End, which is connected to, tumbles on bearing 12, and chain 14 is moved along double pulleies unit 10 and single-sheaved block group 16.
Further, as can be seen that the dedusting cover body 17 is equipped with cover body dust removing tube 13 and and cover body from Fig. 1, Fig. 2
The dedusting pipeline 4 of dust removing tube connection, dedusting pipeline are connect with spray column 6, and electric butterfly valve 5 is equipped on dedusting pipeline 4.
Further, from figure 1 it appears that the dedusting pipeline 4 includes two to interface, cover body dust removing tube 13 can be with
It is now docked with docking cause for gossip, convenient for the rational design and utilization in place.
Further, the water spraying mechanism includes feedwater piping 11, the electric feed water valve on feedwater piping (in figure
Do not mark) and nozzle 15, nozzle 15 is fixed on 17 top of dedusting cover body, and feedwater piping 11 is connected to nozzle 15, and industrial water leads to
It crosses feedwater piping and enters nozzle 15, nozzle uses 0.5m early period3The small waters of/h, middle and later periods are fetched water using dynamic, and the amount of fetching water 0.5~
1.0m3/h。
Spilling water or steam condensate (SC) discharge in cooling procedure of fetching water for the ease of casting residue, in being equipped with just for slag ladle 20
The slope 31 that inclined downward angle is 5% and the gutter 27 equipped with cover board 26 being connected with 31 phase of slope.
It is a further object of the present invention to provide a kind of casting residue single treatment method, using above-mentioned mobile casting residue one
Secondary processing unit, includes the following steps：
(1) under the driving of decelerating motor 2, running wheel 3 then travels moving trolley vehicle frame 18 along overhead steel guide rail 25
To position is waited for, the slag ladle 20 embraced on tank car 9 is hoisted in place on the mounting 19 of slag ladle processing station by driving 21；
(2) moving trolley vehicle frame 18 is under the driving of decelerating motor 2, running wheel 3 along overhead steel guide rail 25 travel to
Station is handled, moving trolley vehicle frame 18 is stopped at after abutting against nearly switch 30 above processing position；
(3) 24 drive sprocket of Electrohydraulic push rod on moving trolley vehicle frame 18 is acted around bearing 12 of tumbling, and chain 14 is along double
Pulley blocks 10 and single-sheaved block group 16 move, and dedusting cover body 17 is dropped to more than 20 50mm positions of slag ladle；
(4) electric feed water valve (being not marked in figure) is adjusted, industrial water is entered by feedwater piping 11 on dedusting cover body 17
Nozzle 15, realize that the dynamic of casting residue in slag ladle is fetched water cooling, early period is using small water 0.5m3/ h fetches water, and the middle and later periods uses
Water is 0.5~1.0m3/ h fetches water, and observation slag ladle overflow water is fetched water system to determine slag ladle：Water overflows, and reduces or stops beating
Water；Water does not overflow, then continues to fetch water；Casting residue fetches water spilling water in cooling procedure or steam condensate (SC) is along angle of inclination
5% slope 31 is drained into the gutter 27 equipped with cover board 26；
(5) after moving trolley vehicle frame 18 and dedusting cover body 17 are in place, the corresponding electric butterfly valve 5 in processing position, slag ladle are first opened
Interior casting residue fetch water cooling procedure generation dust-laden steam under the negative pressure of dedusting fan 7 through cover body dust removing tube 13, dedusting pipeline 4
It is up to standard after to the processing of spray column 6, it is discharged from chimney 8；
(6) it fetches water for 24 hours, electric feed water valve (being not marked in figure) is closed, and dedusting cover body 17 rises, then, moving trolley vehicle
Frame 18, which is moved back to, waits for position, is stopped at car bumper 29；Slag ladle 20 is transported to the progress of wet slag stockyard by treated for driving 21 or armful tank car 9
It tumbles, wet slag drainage dries for 24 hours, and included electromagnetic disc 28 of driving a vehicle selects the residual steel of big lumpiness, remaining casting residue then passes through loading machine
It is transported into after-treatment process area.
The mobile casting residue single treatment device and method of the present invention is only elaborated by way of example above, these
A example only supplies to illustrate the principle of the present invention and embodiments thereof is used rather than limitation of the present invention, is not departing from the present invention's
In the case of spirit and scope, those skilled in the art can also make various modifications and improvement.Therefore, all equivalent technologies
Scheme should all belong to scope of the invention and every claim by the present invention is limited.
Claims (7)
1. a kind of movable type casting residue single treatment device, which is characterized in that it includes driving a vehicle (21), embraces tank car (9), slag ladle
(20), mounting (19), loading machine (22), moving trolley vehicle frame (18), the two overhead steel being arranged in parallel of slag ladle processing station are led
Rail (25), water spraying mechanism and the wet stockyard of slag, the described two overhead steel guide rails (25) being arranged in parallel are crossed on slag ladle processing station
Mounting (19) both sides, and the length of two overhead steel guide rails (25), beyond the lateral length where slag ladle processing station, overhead steel is led
Rail (25) is equipped with close to switch (30)；It is described driving (21), embrace tank car (9) positioned at above-mentioned moving trolley vehicle frame (18) just on
Side, the moving trolley vehicle frame (18) are equipped with decelerating motor (2), running wheel (3), dedusting cover body (17) and dedusting cover body
Driving mechanism, running wheel (3) is placed on overhead steel guide rail (25), for the back-and-forth motion of moving trolley vehicle frame (18)；Have
The water spraying mechanism of nozzle (15) is placed in above-mentioned dedusting cover body (17), and driving mechanism drops to dedusting cover body more than slag ladle
50mm positions, industrial water enter nozzle (15), realize that the dynamic of casting residue in slag ladle is fetched water cooling；The wet stockyard setting of slag
In mounting (19) side of slag ladle processing station, loading machine (22) treats work on the wet stockyard of slag.
2. movable type casting residue single treatment device according to claim 1, which is characterized in that the driving mechanism includes
Electrohydraulic push rod (24), sprocket wheel (23), chain (14), double pulleies unit (10) and single-sheaved block group (16), Electrohydraulic push rod (24) drive chain
Wheel is acted around bearing of tumbling (12), and chain one end is connected on dedusting cover body (17), and the other end is connected on bearing of tumbling (12),
Chain (14) is moved along double pulleies unit (10) and single-sheaved block group (16).
3. movable type casting residue single treatment device according to claim 2, which is characterized in that the dedusting cover body (17)
It is equipped with cover body dust removing tube (13) and the dedusting pipeline (4) being connect with cover body dust removing tube, dedusting pipeline is connect with spray column (6),
Electric butterfly valve (5) is equipped on dedusting pipeline (4).
4. movable type casting residue single treatment device according to claim 3, which is characterized in that the dedusting pipeline (4)
Including two to interface, cover body dust removing tube (13) is now docked with docking cause for gossip.
5. movable type casting residue single treatment device according to claim 4, which is characterized in that the water spraying mechanism includes
Feedwater piping (11), the electric feed water valve on feedwater piping and nozzle (15), nozzle (15) are fixed on dedusting cover body
(17) top, feedwater piping (11) are connected to nozzle (15), and industrial water enters nozzle (15) by feedwater piping, nozzle early period
Using 0.5m3The small waters of/h, middle and later periods are fetched water using dynamic, 0.5~1.0m of the amount of fetching water3/h。
6. movable type casting residue single treatment device according to claim 5, which is characterized in that in being equipped with for slag ladle (20)
The slope (31) that underface angle of inclination is 5% and the gutter (27) equipped with cover board (26) being mutually connected with slope (31).
7. a kind of casting residue single treatment method, special using the mobile casting residue single treatment device described in claim 6
Sign is, includes the following steps：
(1) moving trolley vehicle frame (18) is under the driving of decelerating motor (2), and running wheel (3) is then along overhead steel guide rail (25)
To position is waited for, the slag ladle (20) embraced on tank car (9) is hoisted on the mounting (19) of slag ladle processing station just traveling by driving (21)
Position；
(2) moving trolley vehicle frame (18) is under the driving of decelerating motor (2), and running wheel (3) is along overhead steel guide rail (25) row
It sails to processing station, moving trolley vehicle frame (18) is stopped at after abutting against nearly switch (30) above processing position；
(3) Electrohydraulic push rod (24) drive sprocket on moving trolley vehicle frame (18) is acted around bearing of tumbling (12), chain (14) edge
Double pulleies unit (10) and single-sheaved block group (16) movement, dedusting cover body (17) is dropped into slag ladle (20) more than 50mm positions；
(4) adjust electric feed water valve, industrial water by feedwater piping (11) into the nozzle (15) on dedusting cover body (17), it is real
The dynamic of casting residue is fetched water cooling in existing slag ladle, and early period is using small water 0.5m3/ h fetches water, the middle and later periods use water for 0.5~
1.0m3/ h fetches water, and observation slag ladle overflow water is fetched water system to determine slag ladle：Water overflows, and reduces or stops fetching water；Water does not overflow,
Then continue to fetch water；Casting residue, which is fetched water, overflows water or steam condensate (SC) along the slope that angle of inclination is 5% in cooling procedure
(31), it drains into the gutter (27) equipped with cover board (26)；
(5) after moving trolley vehicle frame (18) and dedusting cover body (17) are in place, the corresponding electric butterfly valve (5) in processing position, slag are first opened
In tank casting residue fetch water cooling procedure generation dust-laden steam under the negative pressure of dedusting fan (7) through cover body dust removing tube (13), remove
It is up to standard after dirt pipeline (4) to spray column (6) processing, it is discharged from chimney (8)；
(6) it fetches water for 24 hours, electric feed water valve is closed, and dedusting cover body (17) rises, and then, moving trolley vehicle frame (18) is moved back to waiting
Position, car bumper stop at (29)；Driving (21) embraces that tank car (9) will treated that slag ladle (20) is transported to wet slag stockyard inclines
It turns over, wet slag drainage dries for 24 hours, and included electromagnetic disc (28) of driving a vehicle selects the residual steel of big lumpiness, remaining casting residue then passes through loading machine
(22) it is transported into after-treatment process area.
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| CN201710066159.7A CN106544455B (en) | 2017-02-06 | 2017-02-06 | A kind of movable type casting residue single treatment device and method |
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| CN201710066159.7A CN106544455B (en) | 2017-02-06 | 2017-02-06 | A kind of movable type casting residue single treatment device and method |
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| CN106544455B true CN106544455B (en) | 2018-06-29 |
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| CN106944450A (en) * | 2017-04-19 | 2017-07-14 | 中冶华天南京工程技术有限公司 | Tear the movable dust removal system and technique of tank open based on steel-making |
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| CN104372121B (en) * | 2014-10-23 | 2016-08-24 | 江苏永钢集团有限公司 | Circulated sprinkling type steel slag hot boils in a covered pot over a slow fire equipment for steam treatment |
| CN204265773U (en) * | 2014-10-23 | 2015-04-15 | 江苏永钢集团有限公司 | Spray-type steel slag hot boils in a covered pot over a slow fire equipment for steam treatment |
| CN104342523B (en) * | 2014-10-23 | 2016-05-18 | 江苏永钢集团有限公司 | A kind of slag stewing device for the stewing slag of heat |
| CN106191346B (en) * | 2016-09-14 | 2019-07-02 | 中冶华天南京工程技术有限公司 | A kind of stainless steel casting residue single treatment process and device |
| CN106270476B (en) * | 2016-10-28 | 2018-09-14 | 中冶华天南京工程技术有限公司 | Mobile casting residue single treatment process and system |
| CN206457513U (en) * | 2017-02-06 | 2017-09-01 | 中冶华天南京工程技术有限公司 | A kind of portable casting residue single treatment device |
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