CN106039929A - Circular demercuration and mercury recycling system and method for renewable adsorbent - Google Patents
Circular demercuration and mercury recycling system and method for renewable adsorbent Download PDFInfo
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- CN106039929A CN106039929A CN201610590398.8A CN201610590398A CN106039929A CN 106039929 A CN106039929 A CN 106039929A CN 201610590398 A CN201610590398 A CN 201610590398A CN 106039929 A CN106039929 A CN 106039929A
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- adsorbent
- hydrargyrum
- mercury
- demercuration
- hot recycling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation 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
- B01D53/02—Separation 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
- B01D53/06—Separation 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 moving adsorbents, e.g. rotating beds
- B01D53/10—Separation 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 moving adsorbents, e.g. rotating beds with dispersed adsorbents
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B43/00—Obtaining mercury
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/02—Working-up flue dust
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/60—Heavy metals or heavy metal compounds
- B01D2257/602—Mercury or mercury compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
- B01D2258/0291—Flue gases from waste incineration plants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
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- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
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- General Life Sciences & Earth Sciences (AREA)
- Dispersion Chemistry (AREA)
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- Chemical Kinetics & Catalysis (AREA)
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Abstract
The invention discloses circular demercuration and mercury recycling system and method for a renewable adsorbent. The system comprises an adsorbent storage bin, a pneumatic conveying device, a spraying device, a cloth bag type dust collector, a thermal regeneration device, a fan, a cooling device, a mercury condensation purifying device and a mercury storage tank, wherein the adsorbent in the adsorbent storage bin is sprayed into a flue under the effects of the pneumatic conveying device and the spraying device and adsorbs mercury in smoke; the adsorbent containing the mercury is separated from the smoke by the cloth bag type dust collector; clean smoke enters a desulfurizer and is desulfurized; the adsorbent containing the mercury is heated and regenerated in the thermal regeneration device, so that desorption of the mercury and regeneration of the adsorbent are realized; after being treated by the mercury condensation purifying device, mercury-containing gas enters the mercury storage tank; after being cooled by the cooling device, the regenerated adsorbent enters the adsorbent storage bin and is used for a next demercuration cycle; and heat recycled by the cooling device is used for heating a preheating section of the thermal regeneration device. The circular demercuration and mercury recycling system and method can effectively remove and recycle mercury in the smoke, and recycling of the demercuration adsorbent is realized.
Description
Technical field
The invention belongs to flue gas pollutant technical field of emission reduction, be specifically related to a kind of regenerable sorbent circulation demercuration and hydrargyrum
The system and method reclaimed.
Background technology
The flue gas discharged after the solid fuel ignition such as coal or rubbish has a large amount of harmful substances such as Hg, the hydrargyrum of economical and efficient
Pollution control becomes one of China or even the whole world difficult problem needing solution badly.
The porous medias such as activated carbon, have highly developed hole structure, have bigger specific surface area, can with in flue gas
The pollutant such as Hg be fully contacted, thus there is distinctive absorption property.Applying more demercuration method at present is exactly absorption method,
The powder sorbents such as activated carbon generally spray into flue, and activated carbon reacts with hydrargyrum generation physical chemistry etc. in flue, Adsorption of Mercury
After harmful substance, remove in the lump in cleaner with the flying dust in flue gas.
The cost using regular activated carbon adsorption demercuration is the highest, the demercuration one-tenth that a 600MW Thermal generation unit is annual
This is about 15,000,000 yuan.Conventional absorbtion method, the mercury control activated carbon sprayed into mixes with flying dust, and adsorbent not only can not separate
With recycling, and the phosphorus content of flying dust can be increased, affect the recycling of flying dust.
It addition, existing main flow coal-fired flue gas mercury removal technology, including active carbon adsorption demercuration and oxidizing process wet desulphurization
Collaborative demercuration, simply transfers in the combustion by-products such as flying dust, Gypsum Fibrosum or waste water by the hydrargyrum in flue gas, in follow-up resource profit
With or waste treatment process in, hydrargyrum is easier again to discharge, and causes the secondary pollution of environment, fails to realize real meaning
Demercuration and the recovery of hydrargyrum.
Summary of the invention
In order to solve the problem that above-mentioned prior art exists, it is an object of the invention to provide a kind of regenerable sorbent and follow
The system and method that ring demercuration reclaims with hydrargyrum, this system and method can absorb the hydrargyrum in flue gas by Efficient Cycle, be greatly reduced de-
Hydrargyrum cost, realizes hydrargyrum simultaneously and recycles.
In order to achieve the above object, the present invention adopts the following technical scheme that
The system that a kind of regenerable sorbent circulation demercuration reclaims with hydrargyrum, including adsorbent warehouse 1, is arranged on adsorbent storage
The Pneumatic conveyer 2 in exit, storehouse 1, is arranged on Pneumatic conveyer 2 and exports and be positioned at the flue after electrostatic precipitator
Injection apparatus 3, is arranged on the sack cleaner 4 that injection apparatus 3 exports and is positioned at flue, is arranged on sack cleaner 4 and adsorbs
The hot recycling device 5 of agent outlet, described hot recycling device 5 is made up of preheating section and bringing-up section two parts, and preheating section entrance connects
Sack cleaner 4 adsorbent outlet, the outlet adsorbent connection chiller 7 of bringing-up section, the mercury gas outlet of bringing-up section
Hydrargyrum cooling purifying plant 8, the cooling air outlet slit of chiller 7 is connected with the heating gas inlet of hot recycling device 5 preheating section
Logical, the heat of hot recycling device 5 preheating section carrys out the heat that self-cooling set 7 reclaims, and hot recycling device 5 bringing-up section utilizes external heat
Adsorbent is heated on the basis of preheating section by source further, it is achieved the thermal desorption of hydrargyrum and the regeneration of adsorbent；Chiller 7 is even
Giving a dinner for a visitor from afar machine 6, utilize cooling air to be cooled down by the adsorbent after hot recycling, chiller 7 adsorbent outlet connects adsorbent warehouse 1
Entrance, sends into adsorbent warehouse 1 for next demercuration flow process by the adsorbent after cooling；Going out of hydrargyrum cooling purifying plant 8
Mouth connects hydrargyrum storage tank 9.
The adsorbent entrance and exit of described hot recycling device 5 is provided with switching regulator discharge valve, during hot recycling
Inlet valve and outlet valve are in closed mode.
Described hydrargyrum cooling purifying plant 8 is additionally provided with the outlet that on-condensible gas goes before injection apparatus 3 in flue.
Preheating section and the bringing-up section of described hot recycling device 5 all use indirect type heat-exchanger rig.
Described indirect type heat-exchanger rig is pipe heat exchanger or shell-and-tube heat exchanger.
System described above is circulated the method that demercuration reclaims with hydrargyrum, the regenerable sorbent profit in adsorbent warehouse 1
It is ejected in the flue after electrostatic precipitator by injection apparatus 3 with Pneumatic conveyer 2, makes the hydrargyrum absorption in flue gas in absorption
In agent, flue gas and be adsorbed with the adsorbent of hydrargyrum and enter in sack cleaner 4, rich hydrargyrum isolated from flue gas by sack cleaner 4
Adsorbent, and be transported in hot recycling device 5, by the adsorbent of rich hydrargyrum under an inert atmosphere, tentatively heat through preheating section
With the further heat temperature raising of bringing-up section, hydrargyrum desorption is made to form mercury gas, it is achieved adsorbent reactivation, the adsorbent of regeneration is through absorption
It is sent in adsorbent warehouse 1 after agent chiller 7 cooling, for next demercuration flow process, through the heat that apparatus for supercooling 7 reclaims
Amount sends into absorption level hot recycling device 5 preheating section to heat recovery and utilization；The mercury gas of desorption enters into hydrargyrum condensation purifying plant 8
Carry out condensing and purify formation liquid mercury industrial products, enter hydrargyrum storage tank 9.
The most relatively, the present invention possesses following advantage:
(1) the recycling of adsorbent: realize the regeneration of adsorbent by hot recycling device and recycle, effectively reducing
Flue gas demercuration operating cost.
(2) purification of hydrargyrum is reclaimed.The mercury gas condensation produced by hot recycling device desorption by hydrargyrum condensation purifying plant is carried
Pure, obtain pure Hg industrial products, truly realize the recovery of hydrargyrum, solve the release again of hydrargyrum in flying dust and two to environment
Secondary pollution problem, and avoid the problem of the flying ash in electric power plant phosphorus content increase that regular activated carbon adsorption demercuration causes, do not affect
The recycling of flying dust.
(3) the abundant recycling of heat, system thermal efficiency is high: be passed through by the heat that cooling air absorbs at chiller
Adsorbent is tentatively heated by hot recycling device preheating section, makes full use of system thermal, reduces system thermal consumption.
Accompanying drawing explanation
Fig. 1 is the structural representation of present system.
Detailed description of the invention
The present invention is described in detail with detailed description of the invention below in conjunction with the accompanying drawings.
As it is shown in figure 1, the system that a kind of regenerable sorbent of present invention circulation demercuration reclaims with hydrargyrum, including adsorbent warehouse
1, it is arranged on the Pneumatic conveyer 2 in adsorbent warehouse 1 exit, is arranged on Pneumatic conveyer 2 and exports and be positioned at electrostatic and remove
Injection apparatus 3 in flue after dirt device, is arranged on the sack cleaner 4 that injection apparatus 3 exports and is positioned at flue, is arranged on
The hot recycling device 5 of sack cleaner 4 adsorbent outlet, described hot recycling device 5 is made up of preheating section and bringing-up section two parts,
Preheating section entrance connection sack cleaner 4 adsorbent outlet, the outlet adsorbent connection chiller 7 of bringing-up section, bringing-up section
Mercury gas outlet hydrargyrum cooling purifying plant 8, the cooling air outlet slit of chiller 7 and adding of hot recycling device 5 preheating section
Heater gas inlet port is connected, and the heat of hot recycling device 5 preheating section carrys out the heat that self-cooling set 7 reclaims, and hot recycling device 5 adds
Hot arc utilizes external heat source to be heated further on the basis of preheating section by adsorbent, it is achieved the thermal desorption of hydrargyrum and adsorbent are again
Raw；Chiller 7 connecting fan 6, utilizes cooling air to be cooled down by the adsorbent after hot recycling, chiller 7 adsorbent outlet
Connect adsorbent warehouse 1 entrance, the adsorbent after cooling is sent into adsorbent warehouse 1 for next demercuration flow process；Hydrargyrum is cold
But the outlet of purifying plant 8 connects hydrargyrum storage tank 9.
As the preferred embodiment of the present invention, the adsorbent entrance and exit of described hot recycling device 5 is provided with out
Pass formula discharge valve, during hot recycling, inlet valve and outlet valve are in closed mode, prevent desorption produce containing mercury gas
Seal in other devices, it is to avoid the discharge of hydrargyrum and pollution.
As the preferred embodiment of the present invention, described hydrargyrum cooling purifying plant 8 is additionally provided with on-condensible gas and removes injection dress
Put the outlet in flue before 3.On-condensible gas is passed through in the flue before injection apparatus 3, takes off hydrargyrum remaining in on-condensible gas
Remove.
As the preferred embodiment of the present invention, preheating section and the bringing-up section of described hot recycling device 5 all use indirect type
Heat-exchanger rig, such as pipe heat exchanger or shell-and-tube heat exchanger, it is to avoid adds hot gas and contacts with the direct of adsorbent, reduces hydrargyrum condensation
The gas treatment amount of purifying plant.
System of the present invention is circulated the method that demercuration reclaims, the regenerable sorbent in adsorbent warehouse 1 with hydrargyrum
Utilize Pneumatic conveyer 2 to be ejected in the flue after electrostatic precipitator by injection apparatus 3, make the hydrargyrum absorption in flue gas inhale
On attached dose, flue gas and be adsorbed with the adsorbent of hydrargyrum and enter in sack cleaner 4, the neat stress through demercuration enters desulfurizer
Carrying out desulfurization process, the adsorbent of rich hydrargyrum isolated from flue gas by sack cleaner 4, and is transported in hot recycling device 5, in advance
Hot arc utilizes the heat reclaimed from chiller to be preheated under an inert atmosphere by the adsorbent being adsorbed with hydrargyrum, then utilizes height
Adsorbent is heated by heat that the temperature thermal source such as steam or flue gas provides further, so that hydrargyrum is de-from adsorbent in gaseous form
Attached out, it is achieved the regeneration of adsorbent, regeneration adsorbent cooled device 7 cooling after be sent in adsorbent warehouse 1, be used for
Next demercuration flow process, cooling air is passed through hot recycling device 5 after chiller absorbs heat under the effect of blower fan 6 and preheats
Adsorbent is tentatively heated by section, it is achieved fully reclaiming and utilization of system thermal；The mercury gas of desorption enters into hydrargyrum condensation and purifies
Device 8 carries out condensing and purify formation liquid mercury industrial products, enters hydrargyrum storage tank 9.
Magnetic adsorbent in adsorbent warehouse is ejected in flue by the present invention by injection apparatus, thus adsorbs flue gas
In hydrargyrum, then the adsorbent being adsorbed with hydrargyrum is separated by sack cleaner, the adsorbent of Adsorption of Mercury fills through hot recycling
Put the separation of regeneration and the hydrargyrum realizing adsorbent, then reclaim purification hydrargyrum by hydrargyrum condensation purifying plant, thus realize the recovery of hydrargyrum
Recycling, enters into adsorbent warehouse for next demercuration flow process after the adsorbent cooled device cooling of regeneration, thus real
Recycling in existing adsorbent.Therefore the present invention is capable of the regeneration of adsorbent and recycles and the purification recovery of hydrargyrum,
While effectively reducing flue gas demercuration operating cost, realize the recycling of hydrargyrum, solve the release again of hydrargyrum in flying dust and to environment
Secondary pollution problem, and avoid the problem that the flying ash in electric power plant phosphorus content that regular activated carbon adsorption demercuration causes increases, no
Affect the recycling of flying dust.
Claims (6)
1. the system that a regenerable sorbent circulation demercuration reclaims with hydrargyrum, it is characterised in that: include adsorbent warehouse (1), if
Put the Pneumatic conveyer (2) in adsorbent warehouse (1) exit, be arranged on Pneumatic conveyer (2) and export and be positioned at electrostatic
Injection apparatus (3) in flue after cleaner unit, is arranged on injection apparatus (3) and exports and be positioned at the sack cleaner of flue
(4), be arranged on the hot recycling device (5) of sack cleaner (4) adsorbent outlet, described hot recycling device (5) by preheating section and
Bringing-up section two parts form, preheating section entrance connection sack cleaner (4) adsorbent outlet, the adsorbent outlet connection of bringing-up section
Chiller (7), mercury gas outlet hydrargyrum cooling purifying plant (8) of bringing-up section, the cooling air outlet slit of chiller (7)
Being connected with the heating gas inlet of hot recycling device (5) preheating section, the heat of hot recycling device (5) preheating section is from cooling dress
Put the heat that (7) reclaim, hot recycling device (5) bringing-up section utilize external heat source by adsorbent on the basis of preheating section further
Heating, it is achieved the thermal desorption of hydrargyrum and the regeneration of adsorbent；Chiller (7) connecting fan (6), utilizes cooling air by hot recycling
After adsorbent cooling, chiller (7) adsorbent outlet connect adsorbent warehouse (1) entrance, will cooling after adsorbent give
Enter adsorbent warehouse (1) for next demercuration flow process；The outlet of hydrargyrum cooling purifying plant (8) connects hydrargyrum storage tank (9).
The system that a kind of regenerable sorbent the most according to claim 1 circulation demercuration reclaims with hydrargyrum, it is characterised in that: institute
The adsorbent entrance and exit stating hot recycling device (5) is provided with switching regulator discharge valve, during hot recycling inlet valve and
Outlet valve is in closed mode.
The system that a kind of regenerable sorbent the most according to claim 1 circulation demercuration reclaims with hydrargyrum, it is characterised in that: institute
State hydrargyrum cooling purifying plant (8) to be additionally provided with on-condensible gas and go the outlet in injection apparatus (3) front flue.
The system that a kind of regenerable sorbent the most according to claim 1 circulation demercuration reclaims with hydrargyrum, it is characterised in that: institute
Preheating section and the bringing-up section of stating hot recycling device (5) all use indirect type heat-exchanger rig.
The system that a kind of regenerable sorbent the most according to claim 1 circulation demercuration reclaims with hydrargyrum, it is characterised in that: institute
Stating indirect type heat-exchanger rig is pipe heat exchanger or shell-and-tube heat exchanger.
6. system described in claim 1 is circulated the method that demercuration reclaims with hydrargyrum, it is characterised in that: in adsorbent warehouse (1)
Regenerable sorbent utilize Pneumatic conveyer (2) to be ejected in the flue after electrostatic precipitator by injection apparatus (3), make
Hydrargyrum in flue gas adsorbs on the sorbent, flue gas and be adsorbed with the adsorbent of hydrargyrum and enter in sack cleaner (4), bag-type dust
The adsorbent of rich hydrargyrum isolated from flue gas by device (4), and is transported in hot recycling device (5), by mercurous adsorbent in inertia
Under atmosphere, tentatively heat the further heat temperature raising with bringing-up section through preheating section, make hydrargyrum desorption form mercury gas, it is achieved absorption
Agent regenerates, and is sent in adsorbent warehouse (1), for next demercuration stream after the cooled device of adsorbent (7) cooling of regeneration
Journey, the heat reclaimed through apparatus for supercooling (7) sends into hot recycling device (5) preheating section to heat recovery and utilization；The mercury vapour of desorption
Body enters into hydrargyrum condensation purifying plant (8) to carry out condensing and purify formation liquid mercury industrial products, enters hydrargyrum storage tank (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610590398.8A CN106039929A (en) | 2016-07-25 | 2016-07-25 | Circular demercuration and mercury recycling system and method for renewable adsorbent |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610590398.8A CN106039929A (en) | 2016-07-25 | 2016-07-25 | Circular demercuration and mercury recycling system and method for renewable adsorbent |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106890633A (en) * | 2017-04-14 | 2017-06-27 | 中国科学院北京综合研究中心 | A kind of retracting device that mercury is reclaimed from solid adsorption material |
| CN107601570A (en) * | 2017-09-25 | 2018-01-19 | 华中科技大学 | A kind of renewable mercury absorbent recycled and its preparation and renovation process |
| CN107880970A (en) * | 2017-11-14 | 2018-04-06 | 华北电力大学（保定） | A kind of microwave radiation formula low-temperature pyrolysis of coal demercuration system and application method |
| CN108246005A (en) * | 2018-02-28 | 2018-07-06 | 中冶焦耐(大连)工程技术有限公司 | Powder active regeneration and injection integrated apparatus and method is preliminarily sprayed |
| CN108261853A (en) * | 2018-02-28 | 2018-07-10 | 中冶焦耐(大连)工程技术有限公司 | The coke oven viscosity flue dust dust pelletizing system and method for powder active regeneration is preliminarily sprayed |
| CN108310955A (en) * | 2018-01-30 | 2018-07-24 | 湖南西林环保材料有限公司 | A method of mercury is recycled in situ from non-ferrous metal metallurgy mercury fume |
| CN110527851A (en) * | 2018-05-25 | 2019-12-03 | 华北电力大学 | A method of recycling heavy metal Hg from adsorbent |
| CN110743323A (en) * | 2019-10-29 | 2020-02-04 | 山东大学 | System and method for fluidized demercuration by recycling active coke |
| CN111495106A (en) * | 2019-01-30 | 2020-08-07 | 中国石化工程建设有限公司 | Temperature control system and temperature control method for active coke adsorption tower |
| CN115475478A (en) * | 2022-09-05 | 2022-12-16 | 南京理工大学 | Symmetrical double-section mercury removal and carbon fixation waste heat recovery integrated device |
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2016
- 2016-07-25 CN CN201610590398.8A patent/CN106039929A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106890633A (en) * | 2017-04-14 | 2017-06-27 | 中国科学院北京综合研究中心 | A kind of retracting device that mercury is reclaimed from solid adsorption material |
| CN107601570A (en) * | 2017-09-25 | 2018-01-19 | 华中科技大学 | A kind of renewable mercury absorbent recycled and its preparation and renovation process |
| CN107880970A (en) * | 2017-11-14 | 2018-04-06 | 华北电力大学（保定） | A kind of microwave radiation formula low-temperature pyrolysis of coal demercuration system and application method |
| CN107880970B (en) * | 2017-11-14 | 2023-10-31 | 华北电力大学（保定） | Microwave radiation type coal low-temperature pyrolysis mercury removal system and use method thereof |
| CN108310955A (en) * | 2018-01-30 | 2018-07-24 | 湖南西林环保材料有限公司 | A method of mercury is recycled in situ from non-ferrous metal metallurgy mercury fume |
| CN108246005B (en) * | 2018-02-28 | 2023-06-23 | 中冶焦耐(大连)工程技术有限公司 | Pre-spraying powder material activity regeneration and blowing integrated device and method |
| CN108246005A (en) * | 2018-02-28 | 2018-07-06 | 中冶焦耐(大连)工程技术有限公司 | Powder active regeneration and injection integrated apparatus and method is preliminarily sprayed |
| CN108261853A (en) * | 2018-02-28 | 2018-07-10 | 中冶焦耐(大连)工程技术有限公司 | The coke oven viscosity flue dust dust pelletizing system and method for powder active regeneration is preliminarily sprayed |
| CN110527851A (en) * | 2018-05-25 | 2019-12-03 | 华北电力大学 | A method of recycling heavy metal Hg from adsorbent |
| CN111495106B (en) * | 2019-01-30 | 2022-06-21 | 中国石化工程建设有限公司 | Temperature control system and temperature control method for active coke adsorption tower |
| CN111495106A (en) * | 2019-01-30 | 2020-08-07 | 中国石化工程建设有限公司 | Temperature control system and temperature control method for active coke adsorption tower |
| CN110743323A (en) * | 2019-10-29 | 2020-02-04 | 山东大学 | System and method for fluidized demercuration by recycling active coke |
| CN115475478A (en) * | 2022-09-05 | 2022-12-16 | 南京理工大学 | Symmetrical double-section mercury removal and carbon fixation waste heat recovery integrated device |
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