CN106334430A - Ultrasonic atomization deacidification dedusting system - Google Patents
Ultrasonic atomization deacidification dedusting system Download PDFInfo
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- CN106334430A CN106334430A CN201610708868.6A CN201610708868A CN106334430A CN 106334430 A CN106334430 A CN 106334430A CN 201610708868 A CN201610708868 A CN 201610708868A CN 106334430 A CN106334430 A CN 106334430A
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- Prior art keywords
- depickling
- alkali lye
- ultrasonic atomization
- smoke
- configuration
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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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/38—Removing components of undefined structure
- B01D53/40—Acidic components
-
- 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
- B01D2259/12—Methods and means for introducing reactants
- B01D2259/124—Liquid reactants
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Pyridine Compounds (AREA)
Abstract
The invention provides an ultrasonic atomization deacidification dedusting system, which comprises an alkali lye preparation device. The alkali lye preparation device comprises a preparation barrel for containing alkali lye, a liquid return pipeline with one end communicated with the bottom of the preparation barrel and the other end communicated with the middle part of the preparation barrel, and a liquid return pump which is arranged on the liquid return pipeline. A liquid inlet of the liquid return pump is communicated with the bottom of the preparation barrel through the liquid return pipeline, and a liquid outlet of the liquid return pump is communicated with the middle part of the preparation barrel through the liquid return pipeline. Thus, alkali lye in the preparation barrel is circulated. The invention has the following beneficial effects: the liquid return pipeline and the liquid return pump are used to replace a mechanical agitator, and service time of the liquid return pipeline and the liquid return pump is long such that service life of the ultrasonic atomization deacidification dedusting system is prolonged.
Description
Technical field
The present invention relates to domestic garbage incineration equipment is and in particular to a kind of ultrasonic atomization depickling dust pelletizing system.
Background technology
In prior art, in order to burn to house refuse, employ domestic garbage incineration equipment, consumer waste incineration
Equipment includes: for the pyrolysis gasification furnace of burning domestic garbage；The waste heat boiler connecting with pyrolysis gasification furnace, pyrolysis gasification furnace produces
In raw flue gas input value waste heat boiler, to process to flue-gas temperature；The ultrasonic atomization depickling connecting with waste heat boiler
Dust pelletizing system, carries out depickling to flue gas；And the sack cleaner connecting with ultrasonic atomization depickling dust pelletizing system, with to flue gas
Dedusting.
Typically, ultrasonic atomization depickling dust pelletizing system includes: alkali lye configuration device with ultrasonic atomization depickling gas wash tower,
It is provided with mechanical agitator in alkali lye configuration device, pulverized limestone is mixed with water；Ultrasonic atomization depickling gas wash tower bag
Include tower body, tower body inner chamber top is to be depickling reative cell into smoke-box, bottom, and the bottom of depickling reative cell is alkali lye pond, flue gas from
Enter smoke-box by smoke-intake pipe enter into depickling reaction indoor although what the alkali lye configuration device in this device had obtained mixing
Alkali lye, the gas wash tower of ultrasonic atomization depickling simultaneously also achieves and carries out depickling to smog, but the shortcoming that this device yet suffers from
For: 1) alkali lye configuration device needs to invade in alkali lye for a long time using mechanical agitator, and therefore its service life is extremely short；2) it is
Make the indoor alkali mist of depickling reaction richer it should will prevent alkali mist from entering into in smoke-box in smoke-intake pipe, but typically
Smoke-intake pipe be only a siphunculus, if depickling reaction room pressure is more than into smoke-box internal gas pressure, then alkali mist is can be from entering cigarette
Enter in pipe in smoke-box.
Content of the invention
For the deficiency in the presence of prior art, the invention provides a kind of ultrasonic atomization depickling dust pelletizing system, lead to
Cross using back liquid pipeline and return the use that mechanical agitator replaced by liquid pump, due to back liquid pipeline with the use time returning liquid pump relatively
Long, thus extending the service life of ultrasonic atomization depickling dust pelletizing system.
For achieving the above object, present invention employs following technical scheme:
A kind of ultrasonic atomization depickling dust pelletizing system, including alkali lye configuration device, alkali lye configuration device includes: configuration bucket,
To contain alkali lye；Back liquid pipeline, its one end is connected with configuration bottom of the barrel, and its other end connects with the middle part of configuration bucket；And return liquid
Pump, it is arranged on back liquid pipeline, and its inlet connects configuration bottom of the barrel by back liquid pipeline, and its liquid outlet passes through liquid back pipe
In the middle part of road connection configuration bucket, with alkali lye in loop configuration bucket, wherein, configuration bucket is cylindrical structure, the side wall in the middle part of configuration bucket
On the playpipe on horizontal plane is installed, the angle between playpipe and configuration bucket basal diameter is 30 °～45 °, injection
Pipe and back liquid pipeline outlet.
Preferably, described ultrasonic atomization depickling dust pelletizing system also includes ultrasonic atomization depickling gas wash tower, ultrasonic wave
Atomization depickling gas wash tower includes: forms inner chamber in tower body, tower body, is provided with dividing plate, inner chamber top is formed into cigarette in inner chamber
Depickling reative cell is formed at room, inner chamber bottom, offers smoke-intake pipe, the bottom of depickling reative cell is alkali lye on the side wall entering smoke-box
Pond, is provided with the ventilating smoke tube connecting into smoke-box and depickling reative cell on dividing plate, arranges on the side wall of depickling reactor top
There is venthole；Ultrasonic atomization piece, it is arranged at alkali lye at the bottom of pond portion, to form alkali mist in depickling reactor top；Feed tube, its
One end connection configuration bucket, its other end connects alkali lye pond；And solution feed pump, it is arranged on feed tube, will configure alkali in bucket
Liquid is pumped in alkali lye pond.
Preferably, be provided with check valve in ventilating smoke tube, with limit air-flow be only capable of from enter smoke-box enter into depickling reaction
Indoor.
Preferably, check valve includes: mounting ring, and it is installed on ventilating smoke tube inwall；Open-closed-loop, it is arranged at mounting ring
Close depickling reative cell side, and the internal diameter of Open-closed-loop be more than mounting ring external diameter；Valve block, it is arranged at leaning on of Open-closed-loop
The side of nearly depickling reative cell；And spring, its one end is connected with mounting ring, and its other end is connected with valve block；Wherein, when entering cigarette
When room pressure is less than or equal to depickling reaction room pressure, spring is elongated, so that valve block is close on Open-closed-loop；When entering smoke-box
When internal gas pressure is more than depickling reaction room pressure, spring is elongated, so that valve block is away from Open-closed-loop.
Preferably, tower body bottom be pyramidal structure, scum pipe is provided with tower body bottom, scum pipe is provided with
The valve of opening and closing scum pipe, is provided with helix transporting device, the side wall of helix transporting device input and deslagging below scum pipe
The liquid outlet of pipe is connected, and the input of helix transporting device is less than the output end of helix transporting device, and helix transporting device inputs
The end face at end is communicated with stillness of night pond.
Preferably, described ultrasonic atomization depickling dust pelletizing system also includes control circuit, and control circuit includes: liquid level passes
Sensor, it is arranged in alkali lye pond, to detect liquid level in alkali lye pond；And controller；Wherein, return liquid pump, solution feed pump, surpass
The motor of sound wave atomizing piece, valve and helix transporting device is all connected with controller.
Compared to prior art, the invention has the following beneficial effects:
By using back liquid pipeline with return the use that mechanical agitator replaced by liquid pump, due to back liquid pipeline with return the making of liquid pump
Longer with the time, thus extending the service life of ultrasonic atomization depickling dust pelletizing system；Setting back liquid pipeline and time liquid simultaneously
Pump achieves alkali lye and circulates so that alkali lye is stirred in the circulating cycle, thus prevent producing precipitation in alkali lye.
Brief description
Fig. 1 is the structural representation of ultrasonic atomization depickling dust pelletizing system；
Fig. 2 is the sectional view configuring bucket in Fig. 1；
Fig. 3 is the sectional view of ventilating smoke tube in Fig. 1.
Specific embodiment
As shown in figure 1, the present invention proposes a kind of ultrasonic atomization depickling dust pelletizing system, including alkali lye configuration device 1, alkali
Liquid configuration device 1 includes: configuration bucket 11, to contain alkali lye；Back liquid pipeline 12, its one end is connected with configuration bucket 11 bottom, and it is another
One end is connected with configuration bucket 11 middle part；And returning liquid pump 13, it is arranged on back liquid pipeline 12, and its inlet passes through liquid back pipe
Road 12 connection configuration bucket 11 bottom, its liquid outlet passes through in the middle part of back liquid pipeline 12 connection configuration bucket 11, with loop configuration bucket 11
Alkali lye.
As shown in Fig. 2 so that forming vortex in configuration bucket 11 after 12 times liquid of back liquid pipeline, so that alkali lye is in rotation
Mix more uniform in turning, configuration bucket 11 is cylindrical structure, the side wall at configuration bucket 11 middle part is provided with positioned at horizontal plane
On playpipe 14, the angle a between playpipe 14 and configuration bucket 11 basal diameter is 30 °～45 °, playpipe 14 and liquid back pipe
Road 12 outlet.By arrange playpipe 14, and playpipe 14 and configuration bucket 11 basal diameter between angle a be 30 °～
45 ° so that the alkali lye that back liquid pipeline 12 sprays forms vortex in configuration bucket 11.If playpipe 14 is straight with configuration bucket 11 bottom surface
Angle a between footpath is less than 30 °, then alkali lye bundle impact configuration bucket 11 inwall that back liquid pipeline 12 sprays, and configures bucket 11 inwall
After recoil, alkali lye is only having a small amount of momentum along configuration bucket 11 inwall vertical direction, therefore only one little coil vortex, and vortex is too little；As
Angle a between fruit playpipe 14 and configuration bucket 11 basal diameter is more than 45 °, then the alkali lye bundle impact that back liquid pipeline 12 sprays
Configuration bucket 11 inwall, after configuration bucket 11 inwall recoil, also only on edge, configuration bucket 11 inwall vertical direction has a small amount of momentum to alkali lye, because
This only has a little coil vortex, and vortex is too little.In sum, in order to be formed compared with maelstrom, and playpipe 14 and configuration bucket 11 bottom surface
Angle a between diameter is 30 °～45 °.
Please continue to refer to shown in Fig. 1, for the ultrasonic atomization depickling gas wash tower that design structure is simple, easy to use, institute
State ultrasonic atomization depickling dust pelletizing system and also include ultrasonic atomization depickling gas wash tower 2, ultrasonic atomization depickling gas wash tower 2 wraps
Include: tower body 21, form inner chamber in tower body 21, be provided with dividing plate 211 in inner chamber, inner chamber top is formed into smoke-box 212, inner chamber
Depickling reative cell 213 is formed at bottom, offers smoke-intake pipe 214, the bottom of depickling reative cell 213 on the side wall entering smoke-box 212
For alkali lye pond 215, the ventilating smoke tube 216 connecting into smoke-box 212 and depickling reative cell 213 is provided with dividing plate 211, anti-in depickling
It is provided with venthole 217 on the side wall answering room 213 top；Ultrasonic atomization piece 22, it is arranged at alkali lye pond 215 bottom, with
Alkali mist is formed on depickling reative cell 213 top；Feed tube 23, its one end connection configuration bucket 11, its other end connects alkali lye pond 215；
And solution feed pump 24, it is arranged on feed tube 23, and alkali lye in configuration bucket 11 is pumped in alkali lye pond 215.
As shown in figure 3, in order to prevent alkali lye from entering into in smoke-box 212, denseer to ensure to have in depickling reative cell 213
Degree alkali mist, be provided with check valve 26 in ventilating smoke tube 216, with limit air-flow be only capable of from enter smoke-box 212 enter into depickling reaction
In room 213.
For design structure check valve simple, easy to use 26, check valve 26 includes: mounting ring 261, it is installed on logical
On smoke pipe 216 inwall；Open-closed-loop 262, it is arranged at the side of the close depickling reative cell 213 of mounting ring 261, and Open-closed-loop
262 internal diameter is more than the external diameter of mounting ring 261；Valve block 263, it is arranged at the one of the close depickling reative cell 213 of Open-closed-loop 262
Side；And spring 264, its one end is connected with mounting ring 261, and its other end is connected with valve block 263；Wherein, when entering in smoke-box 212
When air pressure is less than or equal to depickling reative cell 213 internal gas pressure, spring 264 is elongated, so that valve block 263 is close on Open-closed-loop 262；
When entering smoke-box 212 internal gas pressure more than depickling reative cell 213 internal gas pressure, spring 264 is elongated, so that valve block 263 is away from opening and closing
Ring 262.
Due to certain precipitation can be produced in reacting in depickling, the bottom of tower body 21 can be deposited on, in tower body 21 bottom be
Pyramidal structure, in order to the discharge of post precipitation, is provided with scum pipe 271 on tower body 21 bottom, scum pipe 271 is provided with
The valve 272 of opening and closing scum pipe 271, is provided with helix transporting device 273, helix transporting device input below scum pipe 271
Side wall be connected with the liquid outlet of scum pipe 271, the input of helix transporting device 273 is less than the defeated of helix transporting device 273
Go out end, the end face of helix transporting device 273 input is communicated with stillness of night pond 274.By arranging scum pipe 271 and valve 272, it is
Helix transporting device 273 has established condition when not using with the isolation of alkali lye.
So that in ultrasonic atomization depickling dust pelletizing system each electrical equipment can cooperating, described ultrasonic atomization depickling
Dust pelletizing system also includes control circuit, and control circuit includes: liquid level sensor 31, and it is arranged in alkali lye pond 215, to detect inspection
Survey liquid level in alkali lye pond 215；And controller；Wherein, return liquid pump 13, solution feed pump 24, ultrasonic atomization piece 22, valve 272 with
And the motor of helix transporting device 273 is all connected with controller.Controller controls back liquid pump 13, controlling circulation time so that
Do not precipitate in configuration bucket 11, also save energy simultaneously when not needing stirring；Liquid in liquid level sensor 31 detection alkali lye pond 215
Position, controls the work of solution feed pump 24 according to height of liquid level, so that in alkali lye pond 215, alkali lye is to be the liquid level adapting to, expiring
Sufficient depickling needs；It is 1.2mhz that controller controls the vibration frequency of ultrasonic atomization piece 22, to obtain the drop diameter 6 in alkali mist
μm, such atomizing effect is best；Certain precipitation can be produced due to after depickling reaction, when in tower body 21 bottom, precipitation runs up to one
After the section time, controller control valve door 272 is opened, and controls helix transporting device 273 to operate simultaneously, and valve 272 is heavy after opening
Shallow lake sinks in helix transporting device 273, and then helix transporting device 273 will precipitate transfer, and the stillness of night is then made in self gravitation
With under enter in stillness of night pond 274, with utilization to be recycled, because this helix transporting device 273 is not immersed in alkali for a long time
In liquid, therefore can substantially reduce helical feed and device by the probability of corrosion, extend the use longevity of helix transporting device 273
Life.
The operation principle of the present embodiment: first, having configured alkali lye in configuration bucket 11, having started back liquid pump 13 so that configuring
In bucket 11, alkali lye mixes；Then, start solution feed pump 24, be that the alkali lye pond 215 in tower body 21 supplies alkali lye, when alkali lye reaches conjunction
During suitable liquid level, close solution feed pump 24；Finally, start ultrasonic atomization piece 22, to provide alkali to depickling reative cell 213 inner top
Mist, simultaneously to entering in smoke-box 212 to supply flue gas, when flue gas is enough, enters into depickling reative cell 213, flue gas is contacted with alkali mist, real
Existing depickling, the flue gas after depickling is discharged from venthole 217.
Finally illustrate, above example only in order to technical scheme to be described and unrestricted, although with reference to relatively
Good embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent, the objective without deviating from technical solution of the present invention and scope, and it all should be covered at this
In the middle of the right of invention.
Claims (6)
1. a kind of ultrasonic atomization depickling dust pelletizing system, including alkali lye configuration device it is characterised in that alkali lye configuration device bag
Include:
Configuration bucket, to contain alkali lye；
Back liquid pipeline, its one end is connected with configuration bottom of the barrel, and its other end connects with the middle part of configuration bucket；And
Return liquid pump, it is arranged on back liquid pipeline, and its inlet connects configuration bottom of the barrel by back liquid pipeline, its liquid outlet leads to
Cross in the middle part of back liquid pipeline connection configuration bucket, with alkali lye in loop configuration bucket；
Wherein, configuration bucket is cylindrical structure, the side wall in the middle part of configuration bucket is provided with the playpipe on horizontal plane, injection
Angle between pipe and configuration bucket basal diameter is 30 °～45 °, playpipe and back liquid pipeline outlet.
2. ultrasonic atomization depickling dust pelletizing system according to claim 1 takes off it is characterised in that also including ultrasonic atomization
Sour gas wash tower, ultrasonic atomization depickling gas wash tower includes:
Tower body, forms inner chamber in tower body, is provided with dividing plate, inner chamber top is formed and is formed into smoke-box, inner chamber bottom in inner chamber
Depickling reative cell, offers smoke-intake pipe, the bottom of depickling reative cell is alkali lye pond, installs on dividing plate on the side wall entering smoke-box
There is the ventilating smoke tube connecting into smoke-box and depickling reative cell, the side wall of depickling reactor top is provided with venthole；
Ultrasonic atomization piece, it is arranged at alkali lye at the bottom of pond portion, to form alkali mist in depickling reactor top；
Feed tube, its one end connection configuration bucket, its other end connects alkali lye pond；And
Solution feed pump, it is arranged on feed tube, and alkali lye in configuration bucket is pumped in alkali lye pond.
3. ultrasonic atomization depickling dust pelletizing system according to claim 2 is it is characterised in that be provided with list in ventilating smoke tube
To valve, it is only capable of from entering smoke-box that to enter into depickling reaction indoor to limit air-flow.
4. ultrasonic atomization depickling dust pelletizing system according to claim 3 is it is characterised in that check valve includes:
Mounting ring, it is installed on ventilating smoke tube inwall；
Open-closed-loop, it is arranged at the side of the close depickling reative cell of mounting ring, and the internal diameter of Open-closed-loop is more than the outer of mounting ring
Footpath；
Valve block, it is arranged at the side of the close depickling reative cell of Open-closed-loop；And
Spring, its one end is connected with mounting ring, and its other end is connected with valve block；
Wherein, when entering smoke-box internal gas pressure less than or equal to depickling reaction room pressure, spring is elongated, so that valve block is close to out
In closed loop；When entering smoke-box internal gas pressure more than depickling reaction room pressure, spring is elongated, so that valve block is away from Open-closed-loop.
5. ultrasonic atomization depickling dust pelletizing system according to claim 2 is it is characterised in that tie for taper in tower body bottom
Structure, is provided with scum pipe on tower body bottom, scum pipe is provided with the valve of opening and closing scum pipe, is provided with spiral shell below scum pipe
Rotation conveying device, the side wall of helix transporting device input is connected with the liquid outlet of scum pipe, the input of helix transporting device
Less than the output end of helix transporting device, the end face of helix transporting device input is communicated with stillness of night pond.
6. ultrasonic atomization depickling dust pelletizing system according to claim 2, it is characterised in that also including control circuit, is controlled
Circuit processed includes:
Liquid level sensor, it is arranged in alkali lye pond, to detect liquid level in alkali lye pond；And
Controller；
Wherein, return liquid pump, solution feed pump, the motor of ultrasonic atomization piece, valve and helix transporting device are all connected with controller.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610708868.6A CN106334430A (en) | 2016-08-23 | 2016-08-23 | Ultrasonic atomization deacidification dedusting system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610708868.6A CN106334430A (en) | 2016-08-23 | 2016-08-23 | Ultrasonic atomization deacidification dedusting system |
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| CN106334430A true CN106334430A (en) | 2017-01-18 |
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| CN201610708868.6A Pending CN106334430A (en) | 2016-08-23 | 2016-08-23 | Ultrasonic atomization deacidification dedusting system |
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Cited By (6)
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| CN106765256A (en) * | 2017-03-15 | 2017-05-31 | 山西省农业科学院作物科学研究所 | A kind of smoke removing device based on ultrasonic atomizatio |
| CN107213773A (en) * | 2017-08-02 | 2017-09-29 | 合肥四书电子商务有限公司 | A kind of manufacture of cement waste gas automatic processing device |
| CN109515287A (en) * | 2018-12-25 | 2019-03-26 | 上海格拉曼国际消防装备有限公司 | A kind of washing and disinfection car decontamination solution liquid-supplying system and washing and disinfection car |
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| CN106765256A (en) * | 2017-03-15 | 2017-05-31 | 山西省农业科学院作物科学研究所 | A kind of smoke removing device based on ultrasonic atomizatio |
| CN107213773A (en) * | 2017-08-02 | 2017-09-29 | 合肥四书电子商务有限公司 | A kind of manufacture of cement waste gas automatic processing device |
| CN109515287A (en) * | 2018-12-25 | 2019-03-26 | 上海格拉曼国际消防装备有限公司 | A kind of washing and disinfection car decontamination solution liquid-supplying system and washing and disinfection car |
| CN110201523A (en) * | 2019-07-12 | 2019-09-06 | 厚德九天（湖北）环保科技集团有限公司 | A kind of recovery system of ultrasonic atomizatio station sulphur |
| CN112403164A (en) * | 2020-11-18 | 2021-02-26 | 通化市通关达环保技术设备有限公司 | Modular multistage large water body flue gas dust removal and desulfurization integrated equipment |
| CN113101833A (en) * | 2021-04-13 | 2021-07-13 | 范锦财 | Separation and purification device for preparing sun cream |
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Application publication date: 20170118 |