CN109513308A - A kind of environment-friendly type VOCs treatment purification device - Google Patents
A kind of environment-friendly type VOCs treatment purification device Download PDFInfo
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- CN109513308A CN109513308A CN201811429434.8A CN201811429434A CN109513308A CN 109513308 A CN109513308 A CN 109513308A CN 201811429434 A CN201811429434 A CN 201811429434A CN 109513308 A CN109513308 A CN 109513308A
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- main tower
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- electromagnetism sliding
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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
- B01D53/04—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 stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
-
- 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
- B01D53/04—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 stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
- B01D53/0438—Cooling or heating systems
-
- 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
- B01D2259/4009—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating using hot gas
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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 discloses a kind of environment-friendly type VOCs treatment purification devices, including air blower, warehouse for drying, main pipeline and main tower, the top of the air blower is equipped with admission line, main pipeline is installed on the right side of the air blower, and the bottom end of main pipeline is placed with sludge collecting box, middle inside the main pipeline is vertically equipped with filter device, the main pipeline is connected with main tower far from one end of air blower, the positive middle of main tower is equipped with operation button, and the bottom end of the main tower is sequentially installed with steam cabin and warehouse for drying from left to right.The environment-friendly type VOCs treatment purification device optimizes using effect, while activated carbon adsorption net can be recycled by being provided with multi-filtering adsorption structure, installation cost is saved, structurally reasonable, installation cost is low, extra exhaust gas will not be generated when use, more meet environmental protection concept.
Description
Technical field
The present invention relates to technical field of waste gas treatment, specially a kind of environment-friendly type VOCs treatment purification device.
Background technique
The treatment and purification of exhaust gas has obtained higher and higher attention under the raising of the environmental consciousness of people, and traditional useless
Gas disposal purification is mostly combustion method, plasma processing and absorption method, and combustion method needs to release one during handling exhaust gas
Quantitative pernicious gas although playing efficient process effect to exhaust gas, and does not meet the theory of environmental protection, and plasma treatment
Method cost itself is excessively high, and gap discharge is needed when handling exhaust gas, and voltage is up to 38000V, electronics with the nitrogen in air
Gas collision generates a large amount of nitrogen oxides, causes secondary pollution, and adsorption tower traditional in absorption method only has basic absorption
Function is adsorbed by the way that multilayer activated carbon adsorption net is arranged, and not only increases cost, while internal adsorption net needs for a long time
Replacement or cleaning, and the detaching structure of some adsorption towers is complicated, cleaning replacement difficulty is big, and therefore, it is necessary to design a kind of environment-friendly type
VOCs treatment purification device.
Summary of the invention
The purpose of the present invention is to provide a kind of environment-friendly type VOCs treatment purification devices, to solve above-mentioned background technique
Traditional absorption method of middle proposition only has basic adsorption function, and multilayer activated carbon adsorption net, which not only increases cost, also to be made to replace
The technical issues of being promoted with cleaning difficulty.
To achieve the above object, the invention provides the following technical scheme: a kind of environment-friendly type VOCs treatment purification device,
Including air blower, warehouse for drying, main pipeline and main tower, the top of the air blower is equipped with admission line, the air blower
Right side is equipped with main pipeline, and the bottom end of main pipeline is placed with sludge collecting box, and the middle inside the main pipeline is vertically equipped with
Filter device, the main pipeline are connected with main tower far from one end of air blower, and the positive middle of main tower is equipped with
Operation button, the bottom end of the main tower are sequentially installed with steam cabin and warehouse for drying, the positive left side of steam cabin from left to right
Side is equipped with observation window, and the positive top of steam cabin is hinged with by hinge plus water cover, the right side installation of the steam cabin
There is bleeder cock, and one end of the close steam cabin of bleeder cock extends to inside steam cabin, the bottom end inside the steam cabin
Heating tube is installed, the bottom end inside the warehouse for drying is equipped with the first fan, inside the warehouse for drying of first fan tip
Installing frame is installed, heating net is installed in the installing frame, the middle inside the main tower is horizontally installed with active carbon
Adsorption net is equipped with circulating line on the right side of the main tower, and circulating line is equipped with second in one end of main tower
Fan, the one end of the circulating line far from main tower are connected with the top of main pipeline, and the top of the main tower is equipped with
Exhaust pipe, and the bottom end of exhaust pipe extends to the inside of main tower.
Preferably, the top of the circulating line is equipped with water storehouse, and water pipe, water are equipped on the right side of water storehouse bottom end
The one end for managing separate water storehouse is extended to across main tower side is equipped with atomizer inside main tower, and on the right side of atomizer
Water pipe on solenoid valve is installed.
Preferably, the filter device includes mainboard body, electromagnetism sliding block, the second electromagnetism sliding slot, scraping dirt piece and particle filtering
Net is provided with particle filtering net on the mainboard body, and the second electricity is all vertically equipped on the mainboard body of particle filtering net two sides
Magnetic sliding slot is all equipped with electromagnetism sliding block on the second electromagnetism sliding slot, and is equipped with scraping dirt piece on electromagnetism sliding block, the output of operation button
End is electrically connected by conducting wire with the second electromagnetism sliding slot with the input terminal of electromagnetism sliding block.
Preferably, the output end of the operation button by conducting wire respectively with air blower, heating tube, the first fan, heating
The input terminal of net, solenoid valve and the second fan is electrically connected.
Preferably, the two sides on the installing frame top are all equipped with the first electromagnetism sliding slot, and install on the first electromagnetism sliding slot
There is sliding panel, the output end of operation button is electrically connected by conducting wire with the input terminal of the first electromagnetism sliding slot.
Preferably, the activated carbon adsorption net being transversely mounted is set as two layers, and the two sides inside main tower are all vertically pacified
Equipped with activated carbon adsorption net.
Compared with prior art, the beneficial effects of the present invention are: the environment-friendly type VOCs treatment purification device is by setting
Be equipped with multi-filtering adsorption structure, optimize using effect, while activated carbon adsorption net can be recycled, save device at
This, structurally reasonable, installation cost is low, and when use will not generate extra exhaust gas, more meets environmental protection concept；
(1) it is provided with sludge collecting box and filter device, by starting air blower, exhaust gas is pumped into device by admission line, so
It is imported in main tower by main pipeline afterwards and carries out purified treatment, during passing through main pipeline, particle filtering net will be in exhaust gas
Granular wastes filtering, the waste material filtered are fallen into sludge collecting box, and staff can be collected at granular wastes unification by sludge collecting box
Reason, the personnel of working at the same time can start the second electromagnetism sliding slot by operation button, slide electromagnetism sliding block in the second electromagnetism sliding slot,
To drive scraping dirt piece to clean particle filtering net, the granular wastes in particle filtering net meshe are scraped and fall into sludge collecting box
In, to promote the practicability of particle filtering net；
(2) it is provided with circulating line, activated carbon adsorption net and the second fan, passes through activated carbon adsorption after exhaust gas enters main tower
Net is adsorbed, and the organic matter in exhaust gas is tightly held by activated carbon net trapping, adsorbs and be concentrated, and the air of purification is arranged through exhaust pipe
Enter atmosphere, staff can make the second fan that will import by the gas of filtering by circulating line by starting the second fan
It in main pipeline, carries out that absorption is filtered for multiple times, to promote the efficiency of filtering and absorption；
(3) it is provided with the first fan, heating net, heating tube and solenoid valve, the activity after device long-time service, inside device
Close to after saturation, staff can then be added by operation button starting charcoal adsorption net by adding water cover to water is added in steam cabin
Heat pipe, heating tube start to work, heat to the water in steam cabin, generate steam when the water is boiling, steam passes through active carbon
When adsorption net, stripping is carried out to activated carbon adsorption net, the organic matter adsorbed in activated carbon adsorption net is desorbed, active carbon is made
Adsorption net activity recovery, while by starting solenoid valve, make the water in water storehouse that can be sprayed to master by water pipe and atomizer
Inside tower body, activated carbon adsorption net is cleaned, after the completion of cleaning, passes through the first fan of starting and heating net, heating net
First fan is blown into the wind in main tower to heat, activated carbon adsorption net is dried, while because of the dew point of organic matter
Lower compared to water, the organic matter for desorbing activated carbon adsorption not on the net is converted to organic solution, falls on the net from activated carbon adsorption
Under, the ramped shaped on sliding panel top designs, and flow into the organic solution flowed down can in steam cabin, and the personnel that proceed with one's work are by discharging water
Faucet by steam cabin organic solution discharge handle, after the completion of drying work, activated carbon adsorption net can again into
Row adsorption cleaning work, to achieve the purpose that be recycled.
Detailed description of the invention
Fig. 1 is structure schematic elevation view of the invention；
Fig. 2 is that structure of the invention faces diagrammatic cross-section；
Fig. 3 is installing frame of the invention and sliding panel structure schematic top plan view；
Fig. 4 is filter apparatus configuration schematic diagram of the invention.
In figure: 1, air blower；2, warehouse for drying；3, main pipeline；4, circulating line；5, water storehouse；6, sludge collecting box；7, air inlet pipe
Road；8, filter device；801, mainboard body；802, electromagnetism sliding block；803, the second electromagnetism sliding slot；804, scraping dirt piece；805, particle mistake
Strainer；9, main tower；10, operation button；11, exhaust pipe；12, steam cabin；13, add water cover；14, observation window；15, discharge water dragon
Head；16, heating tube；17, the first fan；18, heating net；19, installing frame；20, sliding panel；21, activated carbon adsorption net；22, mist
Change spray head；23, solenoid valve；24, water pipe；25, the second fan；26, the first electromagnetism sliding slot.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, a kind of embodiment provided by the invention:
A kind of environment-friendly type VOCs treatment purification device, including air blower 1, warehouse for drying 2, main pipeline 3 and main tower 9, air blast
The top of machine 1 is equipped with admission line 7, and the model of the air blower 1 can be G5-51, and the right side of air blower 1 is equipped with main pipeline 3,
And the bottom end of main pipeline 3 is placed with sludge collecting box 6, the middle inside main pipeline 3 is vertically equipped with filter device 8.
When in use, device external power supply is first then passed through operation button so that device can work normally by staff
Exhaust gas is pumped into device by admission line 7, is then imported in main tower 9 and carried out by main pipeline 3 by 10 starting air blowers 1
Purified treatment, during passing through main pipeline 3, particle filtering net 805 filters granular wastes in exhaust gas, the waste material filtered
It falls into sludge collecting box 6, staff can collect granular wastes by sludge collecting box 6 and be uniformly processed, and the personnel of working at the same time can pass through behaviour
Make button 10 and start the second electromagnetism sliding slot 803, slides electromagnetism sliding block 802 in the second electromagnetism sliding slot 803, to drive scraping dirt
Piece 804 cleans particle filtering net 805, and the granular wastes in 805 mesh of particle filtering net are scraped and fall into sludge collecting box 6
In, to promote the practicability of particle filtering net 805.
Preferably, filter device 8 includes mainboard body 801, electromagnetism sliding block 802, the second electromagnetism sliding slot 803, scraping dirt piece 804
With particle filtering net 805, particle filtering net 805, and the mainboard body 801 of 805 two sides of particle filtering net are provided on mainboard body 801
On the second electromagnetism sliding slot 803 is all vertically installed, electromagnetism sliding block 802, and electromagnetism sliding block are all installed on the second electromagnetism sliding slot 803
Scraping dirt piece 804 is installed, the output end of operation button 10 passes through conducting wire and the second electromagnetism sliding slot 803 and electromagnetism sliding block 802 on 802
Input terminal electrical connection.
Main pipeline 3 is connected with main tower 9 far from one end of air blower 1, the positive middle of main tower 9 be equipped with operation by
Button 10, the bottom end of main tower 9 are sequentially installed with steam cabin 12 and warehouse for drying 2, the installation of the positive left side of steam cabin 12 from left to right
There is observation window 14, the positive top of steam cabin 12 is hinged with by hinge plus water cover 13, and the right side of steam cabin 12, which is equipped with, to discharge water
Faucet 15, and one end of the close steam cabin 12 of bleeder cock 15 extends to inside steam cabin 12, the bottom end inside steam cabin 12
Heating tube 16 is installed, the bottom end inside warehouse for drying 2 is equipped with the first fan 17, inside the warehouse for drying 2 on 17 top of the first fan
Installing frame 19 is installed, heating net 18 is installed in installing frame 19, which is made of resistance wire, after powered up resistance wire
Heat is generated when electric current passes through, to reach heating effect, the middle inside main tower 9 is horizontally installed with active carbon suction
Attached net 21, the activated carbon adsorption net 21 being transversely mounted are set as two layers, and the two sides inside main tower 9 are all vertically equipped with active carbon
Adsorption net 21, the inner wall for avoiding organic matter from being adhered to main tower 9 influence clean-up effect, and the right side of main tower 9 is equipped with circulation pipe
Road 4, and circulating line 4 is equipped with the second fan 25, the one end of circulating line 4 far from main tower 9 in one end of main tower 9
It is connected with the top of main pipeline 3；
Preferably, the top of circulating line 4 is equipped with water storehouse 5, and water pipe 24, water are installed on the right side of 5 bottom end of water storehouse
The one end of pipe 24 far from water storehouse 5 extends to inside main tower 9 across 9 side of main tower is equipped with atomizer 22, and is atomized
Solenoid valve 23 is installed on the water pipe 24 on 22 right side of spray head, when the model of the solenoid valve 23 can be powered for LD8DH(, electromagnetic coil
It generates electromagnetic force to lift closure member from valve seat, valve is opened；When power-off, electromagnetic force disappears, and spring handle closure member is pressed in valve
On seat, valve is closed), the output end of operation button 10 by conducting wire respectively with air blower 1, heating tube 16, the first fan 17 plus
The input terminal of heat supply network 18, solenoid valve 23 and the second fan 25 is electrically connected.
It is adsorbed after exhaust gas enters main tower 9 by activated carbon adsorption net 21, the organic matter in exhaust gas is by active carbon
The trapping of adsorption net 21 is adsorbed and is concentrated, and the air of purification is discharged into atmosphere through exhaust pipe 11, and staff can pass through starting second
Fan 25 imports the second fan 25 will by circulating line 4 in main pipeline 3 by the gas of filtering, carries out that suction is filtered for multiple times
It is attached, to promote the efficiency of filtering and absorption.
The top of main tower 9 is equipped with exhaust pipe 11, and the bottom end of exhaust pipe 11 extends to the inside of main tower 9,
The two sides on 19 top of installing frame are all equipped with the first electromagnetism sliding slot 26, and are equipped with sliding panel 20 on the first electromagnetism sliding slot 26, behaviour
The output end for making button 10 is electrically connected by conducting wire with the input terminal of the first electromagnetism sliding slot 26.
After device long-time service, for the activated carbon adsorption net 21 inside device close to after saturation, staff can be by adding
Water cover 13 then starts heating tube 16 by operation button 10, heating tube 16 is started to work, to steam to water is added in steam cabin 12
Water in storehouse 12 is heated, and steam is generated when the water is boiling, when steam passes through activated carbon adsorption net 21, to activated carbon adsorption net
21 carry out stripping, and the organic matter adsorbed in activated carbon adsorption net 21 is desorbed, makes 21 activity recovery of activated carbon adsorption net, together
When by starting solenoid valve 23, be sprayed to the water in water storehouse 5 can by water pipe 24 and atomizer 22 inside main tower 9,
Activated carbon adsorption net 21 is cleaned, after the completion of cleaning, by the first fan 17 of starting and heating net 18, heating net 18 will
The wind that first fan 17 is blown into main tower 9 is heated, and is dried to activated carbon adsorption net 21, while because of the dew of organic matter
Point is lower compared to water, so that the organic matter not desorbed on activated carbon adsorption net 21 is converted to organic solution, from activated carbon adsorption net
It is fallen on 21, the ramped shaped design on 20 top of sliding panel flow into the organic solution flowed down can in steam cabin 12, proceed with one's work people
Member is handled the organic solution discharge in steam cabin 12 by bleeder cock 15, and after the completion of drying work, active carbon is inhaled
Attached net 21 can carry out adsorption cleaning work again, to achieve the purpose that be recycled.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (6)
1. a kind of environment-friendly type VOCs treatment purification device, including air blower (1), warehouse for drying (2), main pipeline (3) and king-tower
Body (9), it is characterised in that: the top of the air blower (1) is equipped with admission line (7), the right side installation of the air blower (1)
Have main pipeline (3), and the bottom end of main pipeline (3) is placed with sludge collecting box (6), the internal middle of the main pipeline (3) is vertically pacified
Equipped with filter device (8), the main pipeline (3) is connected with main tower (9) far from the one end of air blower (1), the main tower (9)
Positive middle is equipped with operation button (10), and the bottom end of the main tower (9) is sequentially installed with steam cabin from left to right
(12) it is equipped with observation window (14) with warehouse for drying (2), the positive left side of the steam cabin (12), the steam cabin (12) is positive
Top is hinged with by hinge plus water cover (13), is equipped with bleeder cock (15) on the right side of the steam cabin (12), and the dragon that discharges water
One end of the close steam cabin (12) of head (15) extends to steam cabin (12) inside, the internal bottom end installation of the steam cabin (12)
Have heating tube (16), the internal bottom end of the warehouse for drying (2) is equipped with the first fan (17), the first fan (17) top
It is equipped with installing frame (19), is equipped with heating net (18) in the installing frame (19), the main tower (9) inside warehouse for drying (2)
Internal middle is horizontally installed with activated carbon adsorption net (21), is equipped with circulating line (4) on the right side of the main tower (9),
And circulating line (4) is equipped with the second fan (25) in the one end of main tower (9), the circulating line (4) is far from king-tower
One end of body (9) is connected with the top of main pipeline (3), and the top of the main tower (9) is equipped with exhaust pipe (11), and arranges
The bottom end of feed channel (11) extends to the inside of main tower (9).
2. a kind of environment-friendly type VOCs treatment purification device according to claim 1, it is characterised in that: the circulation pipe
The top in road (4) is equipped with water storehouse (5), and is equipped with water pipe (24) on the right side of water storehouse (5) bottom end, and water pipe (24) is far from storage
One end of sump (5) extends to inside main tower (9) across main tower (9) side and is equipped with atomizer (22), and is atomized spray
Solenoid valve (23) are installed on water pipe (24) on the right side of head (22).
3. a kind of environment-friendly type VOCs treatment purification device according to claim 1, it is characterised in that: the filtering dress
Setting (8) includes mainboard body (801), electromagnetism sliding block (802), the second electromagnetism sliding slot (803), scraping dirt piece (804) and particle filtering net
(805), it is provided with particle filtering net (805) on the mainboard body (801), and the mainboard body of particle filtering net (805) two sides
(801) the second electromagnetism sliding slot (803) is all vertically installed on, electromagnetism sliding block is all installed on the second electromagnetism sliding slot (803)
(802), it and on electromagnetism sliding block (802) is equipped with scraping dirt piece (804), the output end of operation button (10) passes through conducting wire and the second electricity
Magnetic sliding slot (803) is electrically connected with the input terminal of electromagnetism sliding block (802).
4. a kind of environment-friendly type VOCs treatment purification device according to claim 1, it is characterised in that: the operation is pressed
The output end of button (10) by conducting wire respectively with air blower (1), heating tube (16), the first fan (17), heating net (18), electromagnetism
The electrical connection of the input terminal of valve (23) and the second fan (25).
5. a kind of environment-friendly type VOCs treatment purification device according to claim 1, it is characterised in that: the installing frame
(19) two sides on top are all equipped with the first electromagnetism sliding slot (26), and are equipped with sliding panel (20) on the first electromagnetism sliding slot (26),
The output end of operation button (10) is electrically connected by conducting wire with the input terminal of the first electromagnetism sliding slot (26).
6. a kind of environment-friendly type VOCs treatment purification device according to claim 1, it is characterised in that: the laterally peace
The activated carbon adsorption net (21) of dress is set as two layers, and the internal two sides of main tower (9) are all vertically equipped with activated carbon adsorption net
(21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811429434.8A CN109513308A (en) | 2018-11-27 | 2018-11-27 | A kind of environment-friendly type VOCs treatment purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811429434.8A CN109513308A (en) | 2018-11-27 | 2018-11-27 | A kind of environment-friendly type VOCs treatment purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109513308A true CN109513308A (en) | 2019-03-26 |
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ID=65794603
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811429434.8A Withdrawn CN109513308A (en) | 2018-11-27 | 2018-11-27 | A kind of environment-friendly type VOCs treatment purification device |
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| Country | Link |
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| CN (1) | CN109513308A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114159925A (en) * | 2021-12-10 | 2022-03-11 | 浙江海洋大学 | Low-concentration VOCs (volatile organic compounds) collecting device and removing method |
-
2018
- 2018-11-27 CN CN201811429434.8A patent/CN109513308A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114159925A (en) * | 2021-12-10 | 2022-03-11 | 浙江海洋大学 | Low-concentration VOCs (volatile organic compounds) collecting device and removing method |
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Application publication date: 20190326 |
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