CN210473362U - Industrial waste gas environmental protection preprocessing device - Google Patents
Industrial waste gas environmental protection preprocessing device Download PDFInfo
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- CN210473362U CN210473362U CN201921186086.6U CN201921186086U CN210473362U CN 210473362 U CN210473362 U CN 210473362U CN 201921186086 U CN201921186086 U CN 201921186086U CN 210473362 U CN210473362 U CN 210473362U
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- 239000007789 gas Substances 0.000 title claims abstract description 31
- 239000002440 industrial waste Substances 0.000 title claims abstract description 13
- 230000007613 environmental effect Effects 0.000 title claims description 6
- 238000007781 pre-processing Methods 0.000 title claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 89
- 239000007921 spray Substances 0.000 claims abstract description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 20
- 238000005192 partition Methods 0.000 claims description 17
- 239000003814 drug Substances 0.000 claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000002912 waste gas Substances 0.000 abstract description 11
- 239000002245 particle Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000000126 substance Substances 0.000 description 8
- 241000220317 Rosa Species 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- QGJOPFRUJISHPQ-NJFSPNSNSA-N carbon disulfide-14c Chemical compound S=[14C]=S QGJOPFRUJISHPQ-NJFSPNSNSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model relates to an environment-friendly pretreatment device for industrial waste gas, belonging to the technical field of waste gas treatment equipment; the left side of the treatment box is fixedly embedded with an air inlet pipe, the air inlet pipe is in through connection with a factory exhaust channel, the upper end of the treatment box is fixedly connected with a water pump I, the water outlet end of the water pump I is in through connection with the treatment box through a water drain pipe, the water drain pipe is arranged in the treatment box, the bottom end of the water drain pipe is in through connection with an extension pipe, the left side and the right side of the extension pipe are respectively embedded with and fixed with a plurality of horizontal pipes, the bottom of each horizontal pipe is in threaded connection with a spray head, fixed blocks are respectively and fixedly connected to the inner walls of the left side and the right side of the upper end of the treatment box, the air inlet pipe penetrates through the left fixed blocks and is arranged; the production cost is reduced, and the small particles in the waste gas are treated, so that the waste gas treatment is promoted, the waste gas emission reaches the emission standard, and the life of people is facilitated.
Description
Technical Field
The utility model relates to a waste gas treatment equipment technical field, concretely relates to industrial waste gas environmental protection preprocessing device.
Background
The industrial waste gas refers to a general name of various pollutant-containing gases discharged into air in the process of fuel combustion and production processes in an enterprise factory; a variety of waste gases, such as carbon dioxide, carbon disulfide, smoke dust, productive dust and the like, are discharged into the atmosphere and pollute the air; the substances enter human bodies through different ways and respiratory tracts, some substances directly cause harm, some substances have an accumulation effect and can seriously harm the health of people, and different substances have different influences; therefore, the waste gas is required to be pretreated when being discharged into the atmosphere, the existing waste gas treatment equipment is expensive in cost, industrial waste gas is directly treated, and slag in the waste gas has fixed small particles which are attached to a treatment container and are difficult to treat, so that the treatment is not thorough.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a reasonable in design's industrial waste gas environmental protection preprocessing device, reduction in production cost, and handle the tiny particle in the waste gas to promote exhaust-gas treatment, make exhaust-gas emission reach emission standard, thereby be favorable to people's life.
In order to achieve the above purpose, the utility model adopts the following technical proposal: the device comprises a treatment box and a filter box, wherein the right side of the treatment box is fixedly connected with the filter box, the left side of the treatment box is embedded and fixed with an air inlet pipe, the air inlet pipe is communicated and connected with a factory exhaust passage, the upper end of the treatment box is fixedly connected with a water pump, the water inlet end of the water pump is communicated and connected with an external water source, the water outlet end of the water pump is communicated and connected with the treatment box through a water drain pipe, the water drain pipe is arranged in the treatment box, the bottom end of the water drain pipe is communicated and connected with an extension pipe, the left side and the right side of the extension pipe are respectively embedded and fixed with a plurality of horizontal pipes, the bottom of each horizontal pipe is in threaded connection with a spray head, the inner walls of the left side and the right side of the upper end of the treatment box are respectively and fixedly connected with a, the sliding block is arranged in the sliding groove in a front-back sliding manner, and a filter screen is embedded and fixed in the filter frame; a partition plate is fixedly connected in the treatment box, the partition plate is arranged below the fixed block, a first water pipe is fixedly embedded at the bottom of the partition plate, an electromagnetic valve is arranged on the first water pipe, and the electromagnetic valve is arranged below the partition plate; the first air pump is fixedly connected to the filter box, the first air pump is communicated with the treatment box through a first air pipe, and the air outlet end of the first air pump is communicated with the filter box through a second air pipe; an active carbon layer is fixedly connected in the filter box, a motor is fixedly connected at the rear side of the filter box, the motor is arranged at the lower side of the active carbon layer, an output shaft at the front end of the motor penetrates through the rear side wall of the filter box and is arranged in the filter box and is fixedly connected with a rotating shaft, a gear is fixedly sleeved on the rotating shaft, a rack is meshed at the upper end of the gear, a horizontal block is fixedly connected on the rack, guide rods are fixedly connected on the left side and the right side of the horizontal block, a plurality of support rods are fixedly connected in the filter box and are symmetrically arranged on the left side and the right side of the horizontal block, a limiting barrel is fixedly connected at the front end of each support rod, each guide rod is movably arranged in the limiting barrel in a penetrating manner, a first medicament box is fixedly connected on each horizontal block, screen plates are fixedly embedded on the peripheral frames of the first medicament box, a second suction pump is fixedly connected at the, the air inlet end of the second air pump is communicated with the filter box through a third air pipe, and the air outlet end of the second air pump is fixedly connected with a fourth air pipe; the right side fixedly connected with control panel of processing case, a water pump, solenoid valve, an aspiration pump, motor, No. two aspiration pumps, control panel all are connected with external power source, and a water pump, solenoid valve, an aspiration pump, motor, No. two aspiration pumps all are connected with control panel.
Furthermore, the bottom of the left side of the treatment box is fixedly connected with a second water pump, the second water pump is communicated with the treatment box through a second water pipe, the air outlet end of the second water pump is communicated with a third water pipe, and a water valve is arranged on the third water pipe; and the second water pump is respectively connected with the control panel and an external power supply.
Furthermore, the left side and the right side of the bottom of the horizontal block are fixedly connected with vertical blocks, and the outer sides of the vertical blocks are fixedly connected with a second medicament box.
Further, the trompil of the front side upper end of handling the case in peg graft and be fixed with perspective window, perspective window sets up in the front side of fixed block, all is provided with the spacing groove on the left and right sides inner wall of handling the case, this spacing groove sets up in the front side of fixed block, and the spacing groove runs through and handles the setting of case roof, the equal fixedly connected with stopper in the left and right sides of perspective window, the stopper is inserted and is established and fix at the spacing inslot.
Furthermore, the left side and the right side of the rack are both fixedly connected with bulges.
After the structure is adopted, the beneficial effects of the utility model are that: the utility model discloses in an industrial waste gas environmental protection preprocessing device, reduction in production cost, and handle the tiny particle in the waste gas to promote exhaust-gas treatment, make exhaust emission reach emission standard, thereby be favorable to people's life.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a right side view of fig. 1.
Fig. 4 is a sectional view taken along the line a-a in fig. 2.
Fig. 5 is a schematic structural view of the middle filter frame of the present invention.
Fig. 6 is a schematic view of the connection between the middle support rod and the spacing cylinder.
Description of reference numerals:
the device comprises a treatment box 1, a filter box 2, an air inlet pipe 3, a first water pump 4, a water outlet pipe 5, an extension pipe 6, a horizontal pipe 7, a spray head 8, a fixing block 9, a chute 10, a slide block 11, a filter frame 12, a filter screen 13, a partition plate 14, a first water pipe 15, an electromagnetic valve 16, a first air suction pump 17, a first air pipe 18, a second air pipe 19, an activated carbon layer 20, a motor 21, a rotating shaft 22, a gear 23, a rack 24, a horizontal block 25, a guide rod 26, a support rod 27, a limiting cylinder 28, a first medicament box 29, a screen plate 30, a second air suction pump 31, a third air pipe 32, a fourth air pipe 33, a control panel 34, a second water pump 35, a second water pipe 36, a third water pipe 37, a water valve 38, a vertical block 39, a second medicament box 40, a perspective window 41, a limiting groove 42, a limiting.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to fig. 6, the following technical solutions are adopted in the present embodiment: the device comprises a treatment box 1 and a filter box 2, wherein the filter box 2 is fixedly welded on the right side of the treatment box 1, an air inlet pipe 3 is fixedly embedded on the left side of the treatment box 1, the air inlet pipe 3 is communicated with a factory exhaust passage, a first water pump 4 is fixedly arranged at the upper end of the treatment box 1 by screws, the water inlet end of the first water pump 4 is communicated with an external water source, the water outlet end of the first water pump 4 is communicated with the treatment box 1 through a water outlet pipe 5, the water outlet pipe 5 is arranged in the treatment box 1, the bottom end of the water outlet pipe 5 is communicated with an extension pipe 6, a plurality of horizontal pipes 7 are fixedly embedded on the left side and the right side of the extension pipe 6, a spray nozzle 8 is connected on the bottom of the horizontal pipes 7 through threads, fixed blocks 9 are fixedly welded on the inner walls of the left side and the right side of the upper end of the treatment box 1, the air, the chute 10 is arranged below the air inlet pipe 3, sliding blocks 11 are fixedly welded on the left side and the right side of the filter frame 12, the sliding blocks 11 are arranged in the chute 10 in a front-back sliding manner, a filter screen 13 is embedded and fixed in the filter frame 12, a perspective window 41 is fixedly inserted in an opening at the upper end of the front side of the treatment box 1, the perspective window 41 is arranged on the front side of the fixed block 9, limiting grooves 42 are arranged on the inner walls of the left side and the right side of the treatment box 1, the limiting grooves 42 are arranged on the front side of the fixed block 9, the limiting grooves 42 penetrate through the top plate of the treatment box 1, limiting blocks 43 are fixedly welded on the left side and the right side of the perspective window 41, and; a partition plate 14 is fixedly welded in the treatment box 1, the partition plate 14 is arranged below the fixed block 9, a first water pipe 15 is fixedly embedded at the bottom of the partition plate 14, an electromagnetic valve 16 is arranged on the first water pipe 15, the electromagnetic valve 16 is arranged below the partition plate 14, a second water pump 35 is fixedly arranged at the bottom of the left side of the treatment box 1 by screws, the second water pump 35 is communicated with the treatment box 1 through a second water pipe 36, the air outlet end of the second water pump 35 is communicated with a third water pipe 37, and a water valve 38 is arranged on the third water pipe 37; a first air suction pump 17 is fixed on the filter box 2 by screws, the first air suction pump 17 is communicated with the treatment box 1 through a first air pipe 18, and the air outlet end of the first air suction pump 17 is communicated with the filter box 2 through a second air pipe 19; an activated carbon layer 20 is fixed in the filter box 2 by sealant, a motor 21 is fixed at the rear side of the filter box 2 by screws, the motor 21 is arranged at the lower side of the activated carbon layer 20, an output shaft at the front end of the motor 21 penetrates through the rear side wall of the filter box 2 and is arranged in the filter box 2 and is welded and fixed with a rotating shaft 22, a gear 23 is fixedly sleeved on the rotating shaft 22, a rack 24 is arranged at the upper end of the gear 23 in a meshing manner, bulges 44 are integrally formed at the left side and the right side of the rack 24, a horizontal block 25 is fixedly welded on the rack 24, guide rods 26 are fixedly welded at the left side and the right side of the horizontal block 25, a plurality of support rods 27 are fixedly welded in the filter box 2, the plurality of support rods 27 are symmetrically arranged at the left side and the right side of the horizontal block 25, a limiting cylinder 28 is fixedly welded at the front end of the support rods 27, the guide rods 26 are movably arranged in the, the net plates 30 are embedded and fixed on the peripheral frames of the first medicament box 29, the vertical blocks 39 are welded and fixed on the left side and the right side of the bottom of the horizontal block 25, the second medicament box 40 is welded and fixed on the outer side of the vertical blocks 39, the second air suction pump 31 is fixed on the rear side of the filter box 2 by screws, the second air suction pump 31 is arranged on the lower side of the motor 21, the air inlet end of the second air suction pump 31 is communicated with the filter box 2 through a third air pipe 32, and the air outlet end of the second air suction pump 31 is fixedly connected with a fourth air pipe 33; a control panel 34 is fixed on the right side of the treatment box 1 through screws, a first water pump 4, an electromagnetic valve 16, a first air suction pump 17, a motor 21, a second air suction pump 31, the control panel 34 and a second water pump 35 are connected with an external power supply through power lines, and the first water pump 4, the electromagnetic valve 16, the first air suction pump 17, the motor 21, the second air suction pump 31 and the second water pump 35 are connected with the control panel 34 through leads.
The working principle of the specific embodiment is as follows: when the treatment device is used, polluted gas in an exhaust passage of a factory flows into the treatment box 1 through the air inlet pipe 3, particle filtration is carried out through the filter screen 13 in the filter frame 12, water is pumped into the treatment box 1 through the water pump 4, and then flows downwards along the filter screen 13, so that harmful components in the gas are absorbed, certain small particles are accumulated on the filter screen 13 after the filter screen 13 is used for a certain time, the perspective window 41 is manually lifted upwards, so that the filter frame 12 can be manually pumped out, after cleaning, the treatment box 1 is placed again for cyclic utilization, the electromagnetic valve 16 is opened, the water flows into the treatment box 1 along the water pipe 15, after the water flows to a certain volume, the electromagnetic valve 16 is closed, the gas above the water in the treatment box 1 is pumped into the filter box 2 through the air pump 17, preliminary filtration is carried out through the activated carbon layer 20, gaseous lower part that flows to rose box 2 through activated carbon layer 20, at a chemical tank 29, place the medicament that adsorbs the harmful gas composition in No. two chemical tanks 40, rotate through motor 21, it rotates to drive gear 23, thereby it moves to drive rack 24 left right direction, thereby drive a chemical tank 29, the medicament in No. two chemical tanks 40 removes about in rose box 2, thereby the harmful gas in more even absorption rose box 2, gas after filtering in with rose box 2 is taken out through No. two aspiration pumps 31, then the atmosphere of discharging.
After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:
1. the water adsorption method is used for preliminarily adsorbing harmful gas, and meanwhile, small particles in the gas are isolated above the filter screen 13 by the filter screen 13, so that harmful ingredients in the gas are reduced;
2. by opening the electromagnetic valve 16, the primarily filtered water and gas on the partition 14 flow into the treatment tank 1 below the partition 14;
3. pumping the gas below the partition plate 14 into the filter tank 2 for secondary filtration by the first air pump 17, and manually opening the water valve 38 when the water below the partition plate 14 reaches a certain amount to enable the water in the treatment tank 1 to flow out, so that the subsequent water treatment operation is facilitated;
4. the gas in the filter box 2 is filtered by the activated carbon layer 20 and the medicament exhaust gas absorption method, so that harmful components of the gas are fully adsorbed by the activated carbon layer 20 and the medicament, and the harmful components are reduced.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides an industrial waste gas environmental protection preprocessing device which characterized in that: the device comprises a treatment box (1) and a filter box (2), wherein the right side of the treatment box (1) is fixedly connected with the filter box (2), the left side of the treatment box (1) is fixedly embedded with an air inlet pipe (3), the air inlet pipe (3) is communicated with a factory exhaust channel, the upper end of the treatment box (1) is fixedly connected with a water pump (4), the water inlet end of the water pump (4) is communicated with an external water source, the water outlet end of the water pump (4) is communicated with the treatment box (1) through a water outlet pipe (5), the water outlet pipe (5) is arranged in the treatment box (1), the bottom end of the water outlet pipe (5) is communicated with an extension pipe (6), the left side and the right side of the extension pipe (6) are respectively embedded and fixedly provided with a plurality of horizontal pipes '(7), the bottom of each horizontal pipe' (7) is in threaded connection with a spray nozzle (8), the inner walls of the left side and the right, the air inlet pipe (3) penetrates through the left fixing block (9), sliding grooves (10) are formed in the inner walls of the left and right fixing blocks (9), the sliding grooves (10) are formed in the lower portion of the air inlet pipe (3), sliding blocks (11) are fixedly connected to the left and right sides of the filter frame (12), the sliding blocks (11) are arranged in the sliding grooves (10) in a front-back sliding mode, and a filter screen (13) is fixedly embedded in the filter frame (12); a partition plate (14) is fixedly connected in the treatment box (1), the partition plate (14) is arranged below the fixing block (9), a first water pipe (15) is fixedly embedded at the bottom of the partition plate (14), an electromagnetic valve (16) is arranged on the first water pipe (15), and the electromagnetic valve (16) is arranged below the partition plate (14); a first air suction pump (17) is fixedly connected to the filter box (2), the first air suction pump (17) is communicated with the treatment box (1) through a first air pipe (18), and the air outlet end of the first air suction pump (17) is communicated with the filter box (2) through a second air pipe (19); an activated carbon layer (20) is fixedly connected in the filter box (2), a motor (21) is fixedly connected at the rear side of the filter box (2), the motor (21) is arranged at the lower side of the activated carbon layer (20), an output shaft at the front end of the motor (21) penetrates through the rear side wall of the filter box (2) and is arranged in the filter box (2) and is fixedly connected with a rotating shaft (22), a gear (23) is fixedly sleeved on the rotating shaft (22), a rack (24) is meshed at the upper end of the gear (23), a horizontal block (25) is fixedly connected on the rack (24), guide rods (26) are fixedly connected at the left side and the right side of the horizontal block (25), a plurality of support rods (27) are fixedly connected in the filter box (2), the plurality of support rods (27) are symmetrically arranged at the left side and the right side of the horizontal block (25), a limiting barrel (28) is fixedly connected at the front end of the support rods (27), and the guide rods (26) are, a first medicament box (29) is fixedly connected to the horizontal block (25), a screen plate (30) is fixedly embedded on the peripheral frame of the first medicament box (29), a second air suction pump (31) is fixedly connected to the rear side of the filter box (2), the second air suction pump (31) is arranged on the lower side of the motor (21), the air inlet end of the second air suction pump (31) is communicated with the filter box (2) through a third air pipe (32), and the air outlet end of the second air suction pump (31) is fixedly connected with a fourth air pipe (33); the right side fixedly connected with control panel (34) of processing case (1), No. one water pump (4), solenoid valve (16), aspiration pump (17), motor (21), No. two aspiration pumps (31), control panel (34) all are connected with external power source, and No. one water pump (4), solenoid valve (16), aspiration pump (17), motor (21), No. two aspiration pumps (31) all are connected with control panel (34).
2. The environmental-friendly pretreatment device for industrial waste gas according to claim 1, characterized in that: the bottom of the left side of the treatment box (1) is fixedly connected with a second water pump (35), the second water pump (35) is communicated with the treatment box (1) through a second water pipe (36), the air outlet end of the second water pump (35) is communicated with a third water pipe (37), and a water valve (38) is arranged on the third water pipe (37); the second water pump (35) is respectively connected with the control panel (34) and an external power supply.
3. The environmental-friendly pretreatment device for industrial waste gas according to claim 1, characterized in that: the left side and the right side of the bottom of the horizontal block (25) are fixedly connected with vertical blocks (39), and the outer sides of the vertical blocks (39) are fixedly connected with a second medicament box (40).
4. The environmental-friendly pretreatment device for industrial waste gas according to claim 1, characterized in that: handle the trompil of the front side upper end of case (1) and insert and establish and be fixed with perspective window (41), perspective window (41) set up in the front side of fixed block (9), all be provided with spacing groove (42) on the left and right sides inner wall of handling case (1), this spacing groove (42) set up in the front side of fixed block (9), and spacing groove (42) run through and handle case (1) roof setting, the equal fixedly connected with stopper (43) of the left and right sides of perspective window (41), stopper (43) are inserted and are established and fix in spacing groove (42).
5. The environmental-friendly pretreatment device for industrial waste gas according to claim 1, characterized in that: the left side and the right side of the rack (24) are both fixedly connected with bulges (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921186086.6U CN210473362U (en) | 2019-07-26 | 2019-07-26 | Industrial waste gas environmental protection preprocessing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921186086.6U CN210473362U (en) | 2019-07-26 | 2019-07-26 | Industrial waste gas environmental protection preprocessing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210473362U true CN210473362U (en) | 2020-05-08 |
Family
ID=70532865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921186086.6U Active CN210473362U (en) | 2019-07-26 | 2019-07-26 | Industrial waste gas environmental protection preprocessing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210473362U (en) |
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2019
- 2019-07-26 CN CN201921186086.6U patent/CN210473362U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Environmental protection pretreatment device for industrial waste gas Effective date of registration: 20221013 Granted publication date: 20200508 Pledgee: China Construction Bank Corporation Pingxiang branch Pledgor: Jiangxi Lianda Baiyuan Metallurgy Co.,Ltd. Registration number: Y2022980018331 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230816 Granted publication date: 20200508 Pledgee: China Construction Bank Corporation Pingxiang branch Pledgor: Jiangxi Lianda Baiyuan Metallurgy Co.,Ltd. Registration number: Y2022980018331 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A pre-treatment device for industrial waste gas environmental protection Effective date of registration: 20231201 Granted publication date: 20200508 Pledgee: China Construction Bank Corporation Pingxiang branch Pledgor: Jiangxi Lianda Baiyuan Metallurgy Co.,Ltd. Registration number: Y2023980068962 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |