CN108159853B - Compression self-circulation spray acid mist tower - Google Patents
Compression self-circulation spray acid mist tower Download PDFInfo
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- CN108159853B CN108159853B CN201810099431.6A CN201810099431A CN108159853B CN 108159853 B CN108159853 B CN 108159853B CN 201810099431 A CN201810099431 A CN 201810099431A CN 108159853 B CN108159853 B CN 108159853B
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- tower body
- circulating
- acid mist
- tower
- mist
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- 239000003595 mist Substances 0.000 title claims abstract description 102
- 239000002253 acid Substances 0.000 title claims abstract description 82
- 239000007921 spray Substances 0.000 title claims abstract description 47
- 238000007906 compression Methods 0.000 title claims abstract description 26
- 230000006835 compression Effects 0.000 title claims abstract description 25
- 238000001179 sorption measurement Methods 0.000 claims abstract description 36
- 238000005507 spraying Methods 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims description 8
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000004887 air purification Methods 0.000 abstract description 2
- 238000000746 purification Methods 0.000 description 11
- 239000003513 alkali Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000006386 neutralization reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- B01D53/30—Controlling by gas-analysis apparatus
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a compression type self-circulation spray acid mist tower, which comprises a tower body, a top cover, a PLC control device, an air outlet pipe arranged at the top of the tower body, and a mist inlet pipe arranged at the bottom of the tower body; the tower body is internally provided with a liquid storage part, a first defogging adsorption layer, a second defogging adsorption layer and a telescopic spraying device in sequence from bottom to top, and a circulating mist storage electromagnetic valve, a temporary storage box and a circulating mist spraying electromagnetic valve are sequentially arranged between a circulating acid mist outlet and a circulating acid mist inlet; the air outlet pipe is connected inside the tower body through an air outlet electromagnetic valve and an air detector; the PLC control device is connected with the telescopic spray device, the circulating mist storage electromagnetic valve, the air outlet electromagnetic valve and the air detector. The compressed self-circulation spray acid mist tower can automatically detect whether the air at the outlet of the acid mist tower reaches the standard, automatically and circularly treat the acid mist at the top, ensure the air purification degree at the outlet and has good environmental protection performance.
Description
Technical Field
The utility model relates to the technical field of industrial acid mist treatment, in particular to a compression type self-circulation spray acid mist tower.
Background
The industrial acid mist treatment system has wide application and various structural forms, and Chinese patent with the authority of CN201316583Y in the prior art discloses a cyclone spraying acid mist removal tower, and the working process is that acid mist rises from bottom to top and passes through the acid mist tower to contact with sprayed alkali liquor, and acid-base neutralization reaction is carried out on the acid mist and alkali liquor, so that the purpose of acid removal is achieved.
However, this utility model has the following problems: when the same equipment is used for acid mist having a relatively high acid content, there is a case where the acid mist is not completely neutralized after passing through the acid mist tower.
In order to solve the problems, chinese patent CN201720319714.8 discloses a spray type acid mist removing tower, which comprises an air inlet device, an acid mist neutralization device and an exhaust device, wherein the acid mist neutralization device comprises an acid mist purifying tower, two ends of which are respectively connected with the air inlet device and the exhaust device, the acid mist purifying tower is provided with an alkali liquor spraying mechanism, an air outlet switch capable of being opened and closed is arranged at the joint of the acid mist purifying tower and the exhaust device, and a gas compression mechanism for compressing gas towards the air outlet switch is arranged in the acid mist purifying tower. The gas inlet device conveys acid gas into the acid mist purifying tower, the gas outlet switch is closed after the acid gas is conveyed to a certain amount, alkali liquor sprayed by the alkali liquor spraying mechanism and the acid gas are subjected to neutralization reaction to remove acid components in the acid gas, and then the gas outlet switch is opened to discharge the neutralized gas through the gas outlet device. The closing time of the gas outlet switch can be controlled according to the acid content of the acid gas, so that enough reaction time is ensured to fully neutralize the acid gas.
However, in the use process, the treated acid mist is relatively small, the obtained purified air is unstable, part of the purified air cannot reach the purification standard, and the environment-friendly performance is poor.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a compression type self-circulation spray acid mist tower capable of automatically detecting and automatically and circularly treating acid mist.
The technical scheme adopted by the utility model is as follows: the compression type self-circulation spray acid mist tower comprises a tower body, a top cover, a PLC control device, an air outlet pipe arranged at the top of the tower body, and a mist inlet pipe arranged at the bottom of the tower body; wherein: the tower body is internally provided with a liquid storage part, a first demisting adsorption layer, a second demisting adsorption layer and a telescopic spraying device from bottom to top in sequence, a circulating acid mist outlet is arranged at the position between the second demisting adsorption layer and the top cover, and a circulating acid mist inlet is arranged at the position between the first demisting adsorption layer and the air outlet pipe; a circulating mist storage electromagnetic valve, a temporary storage box and a circulating mist spraying electromagnetic valve are sequentially arranged between the circulating acid mist outlet and the circulating acid mist inlet; the air outlet pipe is connected inside the tower body through an air outlet electromagnetic valve and an air detector; the bottom of the liquid storage part is connected with a liquid outlet pipe through a normally closed valve; and the PLC control device is connected with the telescopic spray device, the circulating mist storage electromagnetic valve, the air outlet electromagnetic valve and the air detector.
Further, the gas detector is installed at the inner wall of the tower body through the arc-shaped detection cover with the opening at the bottom, and the top of the arc-shaped detection cover with the opening at the bottom is fixed at the inner wall of the tower body.
Further, the tower body is located between the top of the liquid storage part and the second defogging adsorption layer and is also provided with a filter screen.
Further, the filter screen is of an inverted bowl-shaped structure as a whole, and the periphery of the filter screen is fixed on the inner wall of the tower body.
Further, telescopic spray device includes from last flexible motor, flexible sleeve shaft and the cavity that down arrange in proper order sprays compression dish, wherein:
the top of the hollow spray compression disc is connected with a dosing device through a dosing pipe, and a plurality of spray holes are uniformly arranged at the bottom of the hollow spray compression disc.
Further, a plurality of guide plates inclining from top to bottom are arranged in the hollow spray compression disc, and meanwhile, every two adjacent guide plates inclining from top to bottom are connected with a dosing device through a dosing pipe.
Further, the temporary storage box is connected to the side face of the tower body through a fixing support.
Further, the first defogging adsorbed layer is the arc structure, and the second defogging adsorbed layer is the arc structure simultaneously.
Further, one side of the first demisting adsorption layer is fixedly attached to the inner wall of the tower body, and a gap of 5-10mm is reserved between the other side and the inner wall of the tower body; similarly, one side of the second defogging adsorption layer is fixedly attached to the inner wall of the tower body, and a gap of 5-10mm is reserved between the other side and the inner wall of the tower body; and finally, the first defogging adsorption layer and the second defogging adsorption layer form a serpentine adsorption channel in the vertical direction of the inner wall of the tower body.
Compared with the prior art, the utility model has the beneficial effects that: according to the compression type self-circulation spray acid mist tower, on one hand, the telescopic spray device is adopted to conduct micro-compression on the top of the acid mist tower, meanwhile, the distance between a spray head of the telescopic spray device and an adsorption structure at the bottom is adjustable, and further higher acid mist purifying efficiency is guaranteed.
On the other hand, the gas outlet pipe of the acid mist tower is connected inside the tower body through the gas outlet electromagnetic valve and the gas detector; meanwhile, a circulating mist storage electromagnetic valve, a temporary storage box and a circulating mist spraying electromagnetic valve are sequentially arranged between the circulating acid mist outlet and the circulating acid mist inlet, when the gas detector detects that the gas near the gas outlet pipe cannot meet the purification requirement, the telescopic spraying device starts to compress downwards, the circulating mist storage electromagnetic valve, the temporary storage box and the circulating mist spraying electromagnetic valve are in an open state, forced self-circulation purification of acid mist near the gas outlet pipe is carried out, the effect of purifying air is achieved, and the environmental protection performance of purified gas is guaranteed.
Comprehensively, the compressed self-circulation spray acid mist tower can automatically detect whether the air at the outlet of the acid mist tower reaches the standard or not, automatically and circularly treat the acid mist at the top, ensure the air purification degree at the outlet, and has good environmental protection performance and high automation degree.
Drawings
FIG. 1 is a block diagram of one embodiment of a compression self-circulating spray acid mist tower;
FIG. 2 is a block diagram of one embodiment of a compressed self-circulating spray acid mist tower with a filter screen of inverted bowl configuration;
FIG. 3 is a block diagram of one embodiment of a hollow spray compression disk with a top-down sloped baffle within the hollow spray compression disk of the telescopic spray device;
FIG. 4 is a block diagram of a forced self-circulation system of a block diagram of one embodiment of a compressed self-circulation spray acid mist tower;
wherein: the device comprises a tower body 1, a top cover 2, an air outlet pipe 3, a mist inlet pipe 4, a liquid storage part 5, a first mist removing adsorption layer 6, a second mist removing adsorption layer 7, a telescopic spraying device 8, a telescopic motor 81, a telescopic sleeve shaft 82, a hollow spraying compression disc 83 and a guide plate 84 inclined from top to bottom; 9-circulation acid mist outlet, 10-circulation acid mist inlet, 11-circulation mist storage electromagnetic valve, 12-temporary storage box, 13-circulation mist spraying electromagnetic valve, 14-gas detector, 15-PLC control device, 16-arc detection cover with opening at bottom, 17-filter screen, 18-dosing tube, 19-dosing device, 20-fixed support, 21-serpentine adsorption channel, 22-air outlet electromagnetic valve and 23-drain pipe.
Detailed Description
The present utility model will be further described with reference to the drawings and examples, which are only for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
Examples
As shown in fig. 1, the compression type self-circulation spray acid mist tower comprises a tower body 1, a top cover 2, a PLC control device 15, an air outlet pipe 3 arranged at the top of the tower body, and a mist inlet pipe 4 arranged at the bottom of the tower body; wherein: the tower body 1 is internally provided with a liquid storage part 5, a first demisting adsorption layer 6, a second demisting adsorption layer 7 and a telescopic spraying device 8 in sequence from bottom to top, a circulating acid mist outlet 9 is arranged at the position between the second demisting adsorption layer 7 and the top cover 2, and a circulating acid mist inlet 10 is arranged at the positions of the first demisting adsorption layer 6 and the air outlet pipe 3; a circulating mist storage electromagnetic valve 11, a temporary storage box 12 and a circulating mist spraying electromagnetic valve 13 are sequentially arranged between the circulating acid mist outlet 9 and the circulating acid mist inlet 10, so that the forced self-circulation treatment acid mist at the top of the tower body is formed, and the cleanliness of purified gas in the air outlet pipe is ensured; the air outlet pipe 3 is connected with the inside of the tower body 1 through an air outlet electromagnetic valve 22 and a gas detector 14, and the harmful gas components of the purified gas of the air outlet pipe are detected in real time; the bottom of the liquid storage part 5 is connected with a liquid outlet pipe 23 through a normally closed valve; the PLC control device 15 is connected with the telescopic spray device 8, the circulating mist storage electromagnetic valve 11, the circulating mist storage electromagnetic valve 13, the air outlet electromagnetic valve 22 and the air detector 14, and the air detector is used for monitoring the concentration of harmful components in the purified air near the air outlet of the air outlet pipe. As shown in fig. 1 and fig. 4 in detail, the air outlet pipe of the acid mist tower is connected inside the tower body through an air outlet electromagnetic valve and an air detector; meanwhile, a circulating mist storage electromagnetic valve, a temporary storage box and a circulating mist spraying electromagnetic valve are sequentially arranged between the circulating acid mist outlet and the circulating acid mist inlet, when the gas detector detects that the gas near the gas outlet pipe cannot meet the purification requirement, the telescopic spraying device starts to compress downwards, the circulating mist storage electromagnetic valve, the temporary storage box and the circulating mist spraying electromagnetic valve are in an open state, forced self-circulation purification of acid mist near the gas outlet pipe is carried out, the effect of purifying air is achieved, and the environmental protection performance of purified gas is guaranteed.
In the above embodiment, the gas detector 14 is mounted on the inner wall of the tower body 1 through the arc detection cover 16 with the bottom opened, and the top of the arc detection cover 16 with the bottom opened is fixed on the inner wall of the tower body, so as to form a temporary detection storage space, so that the concentration of the purified gas can be effectively detected, and meanwhile, the gas detector has a certain gas buffering function, prevents the purified air of the gas from being discharged too quickly, and takes away part of waste residues. In order to better ensure the clean degree of the purified gas of the air outlet pipe, a filter screen 17 is further arranged between the top of the liquid storage part 5 and the second demisting adsorption layer 7 of the tower body 1. The filter screen 17 is of an inverted bowl-shaped structure as a whole, and the periphery of the filter screen is fixed on the inner wall of the tower body.
Examples
In a more preferred embodiment, as shown in fig. 3, the telescopic spray device 8 comprises a telescopic motor 81, a telescopic sleeve shaft 82 and a hollow spray compression disc 83 which are arranged in sequence from top to bottom, wherein: the hollow spray compression disc 83, the top is connected through dosing tube 18 and is added medicine device 19, and a plurality of spraying holes have evenly been arranged to the bottom, and this telescopic spray device, its hollow spray compression disc at first can wholly compress the acid mist from top to bottom, improves acid mist purification efficiency, on the other hand can force gaseous self-loopa, carries out selective secondary purification to the purge gas at top, and purification efficiency is high. The hollow spray compression disc 83 is internally provided with a plurality of guide plates 84 inclined from top to bottom, and meanwhile, every two adjacent guide plates 84 inclined from top to bottom are connected with a dosing device through a dosing pipe, so that spray uniformity is good. In addition, the temporary storage box 12 is connected to the side face of the tower body 1 through the fixing support 20, so that the structure is simple, and materials are saved.
Examples
In order to ensure that the acid mist has higher purification efficiency in the purification process, the first demisting adsorption layer 6 has an arc-shaped structure, and the second demisting adsorption layer 7 has an arc-shaped structure, so that the gas in the purification process can be fully and effectively contacted. One side of the first demisting adsorption layer 6 is fixedly attached to the inner wall of the tower body, and a gap of 5-10mm is reserved between the other side and the inner wall of the tower body; similarly, one side of the second demisting adsorption layer 7 is fixedly attached to the inner wall of the tower body, and a gap of 5-10mm is reserved between the other side and the inner wall of the tower body; and finally first defogging adsorbed layer 6 and second defogging adsorbed layer 7 form snakelike adsorption channel 21 in the vertical direction of tower body inner wall, and purifying effect is best.
The embodiments of the present utility model are disclosed as preferred embodiments, but not limited thereto, and those skilled in the art will readily appreciate from the foregoing description that various extensions and modifications can be made without departing from the spirit of the present utility model.
Claims (6)
1. Compression self-loopa sprays acid mist tower, its characterized in that: comprises a tower body (1), a top cover (2), a PLC control device (15), an air outlet pipe (3) arranged at the top of the tower body, and a fog inlet pipe (4) arranged at the bottom of the tower body; wherein:
the tower body (1) is internally provided with a liquid storage part (5), a first demisting adsorption layer (6), a second demisting adsorption layer (7) and a telescopic spraying device (8) from bottom to top in sequence, a circulating acid mist outlet (9) is arranged at the position between the second demisting adsorption layer (7) and the top cover (2), and a circulating acid mist inlet (10) is arranged at the position between the first demisting adsorption layer (6) and the air outlet pipe (3);
a circulating mist storage electromagnetic valve (11), a temporary storage box (12) and a circulating mist spraying electromagnetic valve (13) are sequentially arranged between the circulating acid mist outlet (9) and the circulating acid mist inlet (10);
the air outlet pipe (3) is connected inside the tower body (1) through an air outlet electromagnetic valve (22) and a gas detector (14);
the bottom of the liquid storage part (5) is connected with a liquid outlet pipe (23) through a normally closed valve; the PLC control device (15) is connected with the telescopic spray device (8), the circulating mist storage electromagnetic valve (11), the circulating mist spray electromagnetic valve (13), the air outlet electromagnetic valve (22) and the gas detector (14);
the gas detector (14) is arranged on the inner wall of the tower body (1) through an arc detection cover (16) with an opening at the bottom, and the top of the arc detection cover (16) with the opening at the bottom is fixed on the inner wall of the tower body;
the telescopic spraying device (8) comprises a telescopic motor (81), a telescopic sleeve shaft (82) and a hollow spraying compression disc (83) which are sequentially arranged from top to bottom, wherein: a hollow spray compression disc (83), the top of which is connected with a dosing device (19) through a dosing pipe (18), and the bottom of which is uniformly provided with a plurality of spray holes;
a plurality of guide plates (84) inclined from top to bottom are arranged in the hollow spray compression disc (83), and each two adjacent guide plates (84) inclined from top to bottom are connected with a dosing device through a dosing pipe.
2. The compressed self-circulating spray acid mist tower of claim 1, wherein: a filter screen (17) is arranged between the top of the liquid storage part (5) and the second demisting adsorption layer (7) of the tower body (1).
3. The compressed self-circulating spray acid mist tower of claim 2, wherein: the filter screen (17) is of an inverted bowl-shaped structure as a whole, and the periphery of the filter screen is fixed on the inner wall of the tower body.
4. The compressed self-circulating spray acid mist tower of claim 1, wherein: the temporary storage box (12) is connected to the side surface of the tower body (1) through a fixed bracket (20).
5. The compressed self-circulating spray acid mist tower of claim 4, wherein: the first defogging adsorbed layer (6) is the arc structure, and second defogging adsorbed layer (7) are the arc structure simultaneously.
6. The compressed self-circulating spray acid mist tower of claim 1 or 5, wherein: one side of the first demisting adsorption layer (6) is fixedly attached to the inner wall of the tower body, and a gap of 5-10mm is reserved between the other side and the inner wall of the tower body; one side of the second demisting adsorption layer (7) is fixedly attached to the inner wall of the tower body, and a gap of 5-10mm is reserved between the other side and the inner wall of the tower body; and finally, the first demisting adsorption layer (6) and the second demisting adsorption layer (7) form a serpentine adsorption channel (21) in the vertical direction of the inner wall of the tower body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810099431.6A CN108159853B (en) | 2018-02-01 | 2018-02-01 | Compression self-circulation spray acid mist tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810099431.6A CN108159853B (en) | 2018-02-01 | 2018-02-01 | Compression self-circulation spray acid mist tower |
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| Publication Number | Publication Date |
|---|---|
| CN108159853A CN108159853A (en) | 2018-06-15 |
| CN108159853B true CN108159853B (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810099431.6A Active CN108159853B (en) | 2018-02-01 | 2018-02-01 | Compression self-circulation spray acid mist tower |
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| Country | Link |
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| CN (1) | CN108159853B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113856381B (en) * | 2021-10-09 | 2022-09-02 | 山东格瑞德活性炭有限公司 | New process route and system for purifying hazardous waste disposal flue gas |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000015050A (en) * | 1998-07-01 | 2000-01-18 | Kawasaki Heavy Ind Ltd | Spray absorption tower in flue gas desulfurization apparatus |
| CN204710039U (en) * | 2015-06-09 | 2015-10-21 | 马鞍山市顺达环保设备有限公司 | A kind of circulation type acid mist purifying tower |
| CN206408189U (en) * | 2017-01-23 | 2017-08-15 | 喀什德力克油田科技股份有限公司 | Natural gas preprocessor, natural gas purification system |
| CN107245446A (en) * | 2017-07-12 | 2017-10-13 | 河海大学 | A kind of pesticide degradation bacteria and porous net dirty material high-efficient carrier device |
| CN208003720U (en) * | 2018-02-01 | 2018-10-26 | 江苏库利南实验设备有限公司 | Compression self-loopa sprays acid mist tower |
-
2018
- 2018-02-01 CN CN201810099431.6A patent/CN108159853B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000015050A (en) * | 1998-07-01 | 2000-01-18 | Kawasaki Heavy Ind Ltd | Spray absorption tower in flue gas desulfurization apparatus |
| CN204710039U (en) * | 2015-06-09 | 2015-10-21 | 马鞍山市顺达环保设备有限公司 | A kind of circulation type acid mist purifying tower |
| CN206408189U (en) * | 2017-01-23 | 2017-08-15 | 喀什德力克油田科技股份有限公司 | Natural gas preprocessor, natural gas purification system |
| CN107245446A (en) * | 2017-07-12 | 2017-10-13 | 河海大学 | A kind of pesticide degradation bacteria and porous net dirty material high-efficient carrier device |
| CN208003720U (en) * | 2018-02-01 | 2018-10-26 | 江苏库利南实验设备有限公司 | Compression self-loopa sprays acid mist tower |
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| CN108159853A (en) | 2018-06-15 |
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Address after: Building 1, No. 396 Binjiang Avenue, Nanjing Area, China (Jiangsu) Pilot Free Trade Zone, Nanjing City, Jiangsu Province, 210000 Patentee after: Jiangsu Kulinan Laboratory System Engineering Co.,Ltd. Address before: Room 1107, Unit 4, Building 6, Block 1, Venice Water City, No. 198, Lou Liuzhou East Road, Pukou District, Nanjing City, Jiangsu Province, 210000 Patentee before: JIANGSU CULLN EXPERIMENT EQUIPMENT CO.,LTD. |
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