CN110075664A - Gas column type activated coke regeneration gas air seal set - Google Patents

Gas column type activated coke regeneration gas air seal set Download PDF

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Publication number
CN110075664A
CN110075664A CN201910504152.8A CN201910504152A CN110075664A CN 110075664 A CN110075664 A CN 110075664A CN 201910504152 A CN201910504152 A CN 201910504152A CN 110075664 A CN110075664 A CN 110075664A
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air
gas
wall
activated coke
distribution device
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CN201910504152.8A
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CN110075664B (en
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王志国
孙立
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MCC North Dalian Engineering Technology Co Ltd
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MCC North Dalian Engineering Technology Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2253/00Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10Inorganic adsorbents
    • B01D2253/102Carbon
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/30Sulfur compounds
    • B01D2257/302Sulfur oxides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2258/00Sources of waste gases
    • B01D2258/02Other waste gases
    • B01D2258/0283Flue gases

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)

Abstract

The invention belongs to environment-friendly active coke technical field of desulfurization, more particularly, to a kind of gas column type activated coke regeneration gas air seal set, it is characterized by comprising feed end transitional cylinders, the feed end ring type distribution device being fixedly connected with this feed end transitional cylinder bottom, the air column area chute cylinder being fixedly connected with this feed end ring type distribution device bottom, the discharge end ring type distribution device that chute cylinder bottom is fixedly connected with this air column area, the discharge end transitional cylinder being fixedly connected with this discharge end ring type distribution device bottom, connection is equipped with feed end gas source and takes on feed end ring type distribution device, connection is equipped with discharge end gas source and takes on discharge end ring type distribution device.The present invention forms isobaric air column in the device, in the case where not influencing activated coke Particle Behavior state, not by activated coke temperature of charge in regeneration tower pressure interior force and regenerator, the techniques production environment variation such as mobile speed of activated coke material is influenced in regenerator, really realizes the purpose for sealing regeneration gas, completely cutting off outside air.

Description

Gas column type activated coke regeneration gas air seal set
Technical field
The invention belongs to environment-friendly active coke technical field of desulfurization, more particularly, to a kind of gas column type activated coke regeneration gas sealing gland Device.
Background technique
With the raising of industrial smoke discharge standard, the flue gas purification system of sintering production has been increasingly becoming the work that must have Sequence, at present gas cleaning mainly have dry and wet desulfurizing and denitrifying process.The especially work of active coke dry-method desulfuration denitration over the past two years Skill has become the preferred option of sintering gas purifying method.In activated coke gas cleaning engineering, activated coke is in adsorption tower interior suction Receive sulfur dioxide, the activated coke of adsorption saturation is sent to after preheating, bringing-up section, regeneration is discharged in regenerator in regenerator Gas discharges the activated coke to rejuvenate after regeneration gas and leaves regenerator, then is transported to adsorption tower and reabsorbs sulfur dioxide, back and forth follows Ring work.Activated coke particle is to mix in regenerator with regeneration gas, and regeneration gas exists by the draft of relieving haperacidity region blower Negative pressure is formed in the middle part of regenerator, the regeneration gas convergence for releasing activated coke is evacuated to acid making system, however in the middle part of regenerator When negative pressure is less than normal, when activated coke leaves regenerator, partial regeneration gas can leave together regenerator with activated coke particle, Sulfuric acid can be generated by meeting air in feed opening, corrode the equipment at feed opening and feed opening, and dioxy is even caused when serious Change sulphur flight;When negative pressure is bigger than normal in the middle part of regenerator, air can leave at regenerator in activated coke, along activated coke particle The opposite direction of operation drives in the wrong direction and enters regenerator, and meeting regeneration gas will large area corrosion regenerator.
The regenerator of domestic operation leaves in activated coke particle at present adds nitrogen at regenerator, it is therefore an objective to completely cut off air, seal Firmly regeneration gas.But actual effect is not satisfactory, because being influenced very greatly by operating pressure in regenerator, negative pressure is inclined in the middle part of regenerator When small, when activated coke leaves regenerator, still there is partial regeneration gas can leave together regeneration with activated coke particle Tower, sulfuric acid can be generated by meeting air in feed opening, corrode the equipment at feed opening and feed opening, and two are even caused when serious Sulfur oxide flight;When negative pressure is excessive in the middle part of the regenerator, air can be left at regenerator in activated coke with nitrogen, along The opposite direction of activated coke Particle Behavior drives in the wrong direction and enters regenerator, and meeting regeneration gas will large area corrosion regenerator.
There are many factor for above-mentioned phenomenon occur, mainly activated coke material in regeneration tower pressure interior force extreme variation and regenerator The mobile speed etc. of activated coke material is possible to cause the appearance of above-mentioned phenomenon in temperature extreme variation, regenerator, and corrosion is set Service life that is standby, greatly shortening equipment.
Therefore, seal that regeneration gas isolation air is just particularly important in active coke desulphurizing technique, and it is current individually down The mode of material mouth inflated with nitrogen is unstable, inappropriate.
Summary of the invention
The object of the present invention is to provide the gas column type activated coke regeneration gas gas that one kind is not influenced by technique production environment variation Seal apparatus really realizes that the stable regeneration gas that seals completely cuts off air to solve relevant device etching problem at regenerator feed opening.
The purpose of the present invention is what is realized by following technical proposals:
A kind of gas column type activated coke regeneration gas air seal set of the invention, it is characterised in that pass through including slipping hopper I with activated coke The feed end transitional cylinder of flanged joint, the feed end ring type distribution device being fixedly connected with this feed end transitional cylinder bottom, with this The air column area chute cylinder that feed end ring type distribution device bottom is fixedly connected, what chute cylinder bottom was fixedly connected with this air column area goes out Expect end ring formula distribution device, the discharge end transitional cylinder being fixedly connected with this discharge end ring type distribution device bottom, this discharge end mistake It crosses cylinder hopper II is slipped with activated coke by flange and be connected,
Connection is equipped with feed end gas source and takes on the feed end ring type distribution device, in the discharge end ring type gas distribution Connection is equipped with discharge end gas source and takes on device, and the feed end ring type distribution device is connected with the air column area chute cylinder Logical, the discharge end ring type distribution device is connected with the air column area chute cylinder, the feed end gas source adapter tube with Discharge end gas source adapter tube is and N2Gas source main pipe is connected.
The feed end ring type distribution device includes the air cavity inner wall I being connected with the air column area chute cylinder, setting Air cavity outer wall I in this I outside of air cavity inner wall, is arranged in the annular air cavity I between the gentle cavity outer wall I of the air cavity inner wall I, edge The air column area chute cylinder circumference and one group of fumarole I being arranged on the air cavity inner wall I, this group of fumarole I It will be connected inside the annular air cavity I and the air column area chute cylinder, the feed end gas source is taken over across described Air cavity outer wall I be connected with the annular air cavity I.
The discharge end ring type distribution device includes the air cavity inner wall II being connected with the air column area chute cylinder, setting Air cavity outer wall II in this II outside of air cavity inner wall, is arranged in the annular air cavity between the gentle cavity outer wall II of the air cavity inner wall II II, along the air column area chute cylinder circumference and one group of fumarole II being arranged on the air cavity inner wall II, this group Fumarole II will be connected inside the annular air cavity II and the air column area chute cylinder, the discharge end gas source adapter tube It is connected across the air cavity outer wall II with the annular air cavity II.
The fumarole I is truncated cone-shaped, and is exported along the inner wall of stream direction and the air column area chute cylinder into 75 ° Angle.
The fumarole II is truncated cone-shaped, and export inner wall along stream direction and the air column area chute cylinder at 105 ° of angles.
The number of one group of fumarole I is 12.
The number of one group of fumarole II is 12.
Advantages of the present invention:
(1) gas column type activated coke regeneration gas air seal set of the invention forms isobaric air column in the device, is not influencing activated coke In the case where Particle Behavior state, not by activated coke temperature of charge, activated coke in regenerator in regeneration tower pressure interior force and regenerator The influence of the techniques production environment variation such as mobile speed of material, really realizes the mesh for sealing regeneration gas, completely cutting off outside air;
(2) gas column type activated coke regeneration gas air seal set of the invention, the central upper portion and lower central of chute cylinder in air column area An isobaric air column is formed, the pressure of isobaric air column can supply gas source main-piping pressure by adjusting the external world to adjust;
(3) gas column type activated coke regeneration gas air seal set of the invention, is generally mechanically connected, and performance is stablized, non-maintaining, the service life It is long.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is regeneration tower bottom blanking flow diagram of the invention.
Fig. 3 is the A-A view of Fig. 1 of the present invention.
Specific embodiment
A specific embodiment of the invention is further illustrated with reference to the accompanying drawing.
As shown in Figure 1,2 and 3, a kind of gas column type activated coke regeneration gas air seal set of the invention, it is characterised in that including Hopper I 1 is slipped with activated coke and passes through the feed end transitional cylinder 4 that flange 2 is connect, and is fixedly connected with this 4 bottom of feed end transitional cylinder Feed end ring type distribution device 6, the air column area chute cylinder 7 being fixedly connected with this 6 bottom of feed end ring type distribution device, with this gas The discharge end ring type distribution device 9 that chute cylinder 7 bottom in column area is fixedly connected is fixed with this 9 bottom of discharge end ring type distribution device The discharge end transitional cylinder 10 of connection, this discharge end transitional cylinder 10 slip hopper II 3 with activated coke by flange 2 and are connected,
Connection is equipped with feed end gas source adapter tube 5 on the feed end ring type distribution device 6, in the discharge end ring type cloth Connection is equipped with discharge end gas source adapter tube 8, the feed end ring type distribution device 6 and the air column area chute on device of air 9 Cylinder 7 is connected, and the discharge end ring type distribution device 9 is connected with the air column area chute cylinder 7, the feed end gas Source adapter tube 5 and discharge end gas source adapter tube 8 are and N2Gas source main pipe is connected.
The feed end ring type distribution device 6 includes the air cavity inner wall I being connected with the air column area chute cylinder 7, if The air cavity outer wall I in I outside of this air cavity inner wall is set, the annular air cavity I between the gentle cavity outer wall I of the air cavity inner wall I is set 6-1, along 7 circumference of air column area chute cylinder and one group of I 6-2 of fumarole being arranged on the air cavity inner wall I, this one Group I 6-2 of fumarole will be connected inside I 6-1 of annular air cavity and the air column area chute cylinder 7, the feed end Gas source adapter tube 5 passes through the air cavity outer wall I and is connected with I 6-1 of annular air cavity.
The discharge end ring type distribution device includes the air cavity inner wall II being connected with the air column area chute cylinder, setting Air cavity outer wall II in this II outside of air cavity inner wall, is arranged in the annular air cavity between the gentle cavity outer wall II of the air cavity inner wall II II, along 7 circumference of air column area chute cylinder and one group of fumarole II being arranged on the air cavity inner wall II, this group Fumarole II will be connected inside the annular air cavity II and the air column area chute cylinder 7, and the discharge end gas source connects Pipe 8 passes through the air cavity outer wall II and is connected with the annular air cavity II.
I 6-2 of fumarole is truncated cone-shaped, and exports the inner wall along stream direction and the air column area chute cylinder 7 At 75 ° of angles.
The fumarole II is truncated cone-shaped, and export inner wall along stream direction and the air column area chute cylinder 7 at 105 ° of angles.
The number of one group of I 6-2 of fumarole is 12.
The number of one group of fumarole II is 12.
Gas column type activated coke regeneration gas air seal set of the invention, activated coke slip hopper I 1 and contain SO2, work with regenerator Property coke release area be connected, its underpart is connected by flange 2 with gas column type activated coke regeneration gas air seal set, gas column type activated coke Regeneration gas air seal set lower part is also to slip hopper II 3 with activated coke by flange 2 to be connected, and activated coke slips hopper II 3 and blanking Mouth is connected, and material channel is slipped in formation.The activated coke particle and regeneration gas mixture that regeneration gas is released in regenerator enter activated coke It slipping in hopper I 1, activated coke particle continues to run down under the effect of gravity, into gas column type activated coke regeneration gas air seal set, But regeneration gas but pushes back regenerator release to counter under the pressure effect of nitrogen in gas column type activated coke regeneration gas air seal set Area;Activated coke particle in gas column type activated coke regeneration gas air seal set continues to run down under the effect of gravity, leaves air column Formula activated coke regeneration gas air seal set slips II 3(of hopper containing N by activated coke2) and the blanking device of feed opening leave regenerator, It is open under the pressure effect of air nitrogen in gas column type activated coke regeneration gas air seal set at feed opening, realization seals again Angry, isolation outside air purpose.
Gas column type activated coke regeneration gas air seal set, mainly by feed end transitional cylinder 4, feed end gas source adapter tube 5, feed end Ring type distribution device 6, air column area chute cylinder 7, discharge end gas source adapter tube 8, discharge end ring type distribution device 9 and discharge end transitional cylinder 10 compositions, 4 one end of feed end transitional cylinder and flange 2 weld, and the other end connects feed end ring type distribution device 6;Feed end gas source Adapter tube 5 is vertical welding on feed end ring type distribution device 6, and 5 inner cavity of feed end gas source adapter tube and feed end ring type gas distribution I 6-1 of ring type air cavity of device 6 is connected to;The air cavity inner wall I of feed end ring type distribution device 6 is evenly arranged 12 I 6-2 of fumarole, I 6-2 of fumarole is circular platform type, and exports and be directed toward air column at 75 ° of angles along the inner wall of stream direction and the air column area chute cylinder 7 The central area on the top of area's chute cylinder 7.6 lower part of feed end ring type distribution device is connect with air column area chute cylinder 7;Air column area slips The other end of groove drum 7 is connect with 9 top of discharge end ring type distribution device;The same vertical welding of discharge end gas source adapter tube 8 is in discharging On end ring formula distribution device 9, and 8 inner cavity of discharge end gas source adapter tube is connected to the ring type air cavity II of discharge end ring type distribution device 9; The air cavity inner wall II of discharge end ring type distribution device 9 is evenly arranged 12 fumaroles II, and fumarole II is circular platform type, and is exported suitable Stream direction and the air column area chute cylinder 7 inner wall be directed toward at 105 ° of angles air column area chute cylinder 7 lower part central area; Discharge end ring type distribution device 9 is connect with discharge end transitional cylinder 10, and 10 other end of discharge end transitional cylinder is connected with flange 2.
When gas column type activated coke regeneration gas air seal set works, feed end gas source adapter tube 5 and discharge end gas source adapter tube 8 are simultaneously Access comes from a N2Gas source main pipe, it is ensured that feed end gas source adapter tube 5 and discharge end gas source adapter tube 8 access bleed pressure phase Together, N2Gas source respectively enters I 6-1 of ring type air cavity and ring in feed end ring type distribution device 6 and discharge end ring type distribution device 9 In formula air cavity II, it is injected separately towards the central upper portion and lower central of air column area chute cylinder 7 by respective fumarole, makes air column area N is full of in chute cylinder 72, one is formed in the lower central of the central upper portion and air column area chute cylinder 7 that spray to air column area chute cylinder 7 The pressure of a equipressure air column, isobaric air column can supply gas source main-piping pressure by adjusting the external world to adjust.
Gas column type activated coke regeneration gas air seal set of the invention forms isobaric air column in the device, is not influencing activity In the case where burnt Particle Behavior state, not by activated coke temperature of charge, activity in regenerator in regeneration tower pressure interior force and regenerator The influence of the techniques production environment variation such as mobile speed of burnt material, really realizes the mesh for sealing regeneration gas, completely cutting off outside air, And be generally mechanically connected, performance is stablized, and non-maintaining, the service life is long.

Claims (7)

1. a kind of gas column type activated coke regeneration gas air seal set, it is characterised in that connected including slipping hopper I with activated coke by flange The feed end transitional cylinder connect, the feed end ring type distribution device being fixedly connected with this feed end transitional cylinder bottom, with this feed end The air column area chute cylinder that ring type distribution device bottom is fixedly connected, the discharging end ring that chute cylinder bottom is fixedly connected with this air column area Formula distribution device, the discharge end transitional cylinder being fixedly connected with this discharge end ring type distribution device bottom, this discharge end transitional cylinder are logical It crosses flange and slips hopper II with activated coke and be connected,
Connection is equipped with feed end gas source and takes on the feed end ring type distribution device, in the discharge end ring type gas distribution Connection is equipped with discharge end gas source and takes on device, and the feed end ring type distribution device is connected with the air column area chute cylinder Logical, the discharge end ring type distribution device is connected with the air column area chute cylinder, the feed end gas source adapter tube with Discharge end gas source adapter tube is and N2Gas source main pipe is connected.
2. gas column type activated coke regeneration gas air seal set according to claim 1, it is characterised in that the charging end ring Formula distribution device includes the air cavity inner wall I being connected with the air column area chute cylinder, and the air cavity in this I outside of air cavity inner wall is arranged in The annular air cavity I between the gentle cavity outer wall I of the air cavity inner wall I is arranged in outer wall I, along the air column area chute cylinder circumference Arrange and be arranged in one group of fumarole I on the air cavity inner wall I, this group of fumarole I by the annular air cavity I with it is described Air column area chute cylinder inside be connected, the described feed end gas source adapter tube is across the air cavity outer wall I and the annular Air cavity I is connected.
3. gas column type activated coke regeneration gas air seal set according to claim 1, it is characterised in that the discharging end ring Formula distribution device includes the air cavity inner wall II being connected with the air column area chute cylinder, and the gas in this II outside of air cavity inner wall is arranged in The annular air cavity II between the gentle cavity outer wall II of the air cavity inner wall II is arranged in, along the air column area chute in cavity outer wall II Cylinder circumference and one group of fumarole II being arranged on the air cavity inner wall II, this group of fumarole II is by the annular gas Be connected inside chamber II and the air column area chute cylinder, the described discharge end gas source adapter tube across the air cavity outer wall II with The annular air cavity II is connected.
4. gas column type activated coke regeneration gas air seal set according to claim 2, it is characterised in that the fumarole I is Truncated cone-shaped, and export along the inner wall of stream direction and the air column area chute cylinder into 75 ° of angles.
5. gas column type activated coke regeneration gas air seal set according to claim 3, it is characterised in that the fumarole II For truncated cone-shaped, and export along the inner wall of stream direction and the air column area chute cylinder into 105 ° of angles.
6. gas column type activated coke regeneration gas air seal set according to claim 2, it is characterised in that one group of jet The number in hole I is 12.
7. gas column type activated coke regeneration gas air seal set according to claim 3, it is characterised in that one group of jet The number in hole II is 12.
CN201910504152.8A 2019-06-12 2019-06-12 Air column type active coke regenerated gas sealing device Active CN110075664B (en)

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Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101584958A (en) * 2009-06-01 2009-11-25 上海克硫环保科技股份有限公司 Movable desorption device of activated coke
US20110315016A1 (en) * 2009-03-16 2011-12-29 J-Power Entech, Inc. Dry exhaust-gas treating apparatus
CN102824846A (en) * 2012-09-24 2012-12-19 上海龙净环保科技工程有限公司 Axial and radial cross flow moving bed reactor and activated coke flue gas desulfurization and denitration technology thereof
CN202983689U (en) * 2012-12-24 2013-06-12 上海克硫环保科技股份有限公司 Mobile desorption and regeneration system of active coke
CN202983688U (en) * 2012-12-20 2013-06-12 北京国电清新环保技术股份有限公司 Powdery coke analyzing device
CN203370558U (en) * 2013-08-08 2014-01-01 上海克硫环保科技股份有限公司 Desulfurization and denitrification active coke regeneration device
CN203695065U (en) * 2014-02-27 2014-07-09 上海龙净环保科技工程有限公司 Annular dividing wall type active coke purification moving bed regeneration tower
CN205527768U (en) * 2016-04-19 2016-08-31 郑州四维特种材料有限责任公司 Atmoseal device and use carbon fiber graphitizing furnace of this atmoseal device
CN108371872A (en) * 2018-04-08 2018-08-07 中冶长天国际工程有限责任公司 The desulfuring and denitrifying apparatus of NO_x Reduction by Effective
CN109260949A (en) * 2018-11-29 2019-01-25 国电环境保护研究院有限公司 A kind of fire retardant anticorrosion erosion regenerator
CN210114954U (en) * 2019-06-12 2020-02-28 中冶北方(大连)工程技术有限公司 Gas column type active coke regeneration gas sealing device

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110315016A1 (en) * 2009-03-16 2011-12-29 J-Power Entech, Inc. Dry exhaust-gas treating apparatus
CN101584958A (en) * 2009-06-01 2009-11-25 上海克硫环保科技股份有限公司 Movable desorption device of activated coke
CN102824846A (en) * 2012-09-24 2012-12-19 上海龙净环保科技工程有限公司 Axial and radial cross flow moving bed reactor and activated coke flue gas desulfurization and denitration technology thereof
CN202983688U (en) * 2012-12-20 2013-06-12 北京国电清新环保技术股份有限公司 Powdery coke analyzing device
CN202983689U (en) * 2012-12-24 2013-06-12 上海克硫环保科技股份有限公司 Mobile desorption and regeneration system of active coke
CN203370558U (en) * 2013-08-08 2014-01-01 上海克硫环保科技股份有限公司 Desulfurization and denitrification active coke regeneration device
CN203695065U (en) * 2014-02-27 2014-07-09 上海龙净环保科技工程有限公司 Annular dividing wall type active coke purification moving bed regeneration tower
CN205527768U (en) * 2016-04-19 2016-08-31 郑州四维特种材料有限责任公司 Atmoseal device and use carbon fiber graphitizing furnace of this atmoseal device
CN108371872A (en) * 2018-04-08 2018-08-07 中冶长天国际工程有限责任公司 The desulfuring and denitrifying apparatus of NO_x Reduction by Effective
CN109260949A (en) * 2018-11-29 2019-01-25 国电环境保护研究院有限公司 A kind of fire retardant anticorrosion erosion regenerator
CN210114954U (en) * 2019-06-12 2020-02-28 中冶北方(大连)工程技术有限公司 Gas column type active coke regeneration gas sealing device

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