CN106556013B - One kind being used for incineration firing tail gas de-watering apparatus - Google Patents
One kind being used for incineration firing tail gas de-watering apparatus Download PDFInfo
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- CN106556013B CN106556013B CN201710024193.8A CN201710024193A CN106556013B CN 106556013 B CN106556013 B CN 106556013B CN 201710024193 A CN201710024193 A CN 201710024193A CN 106556013 B CN106556013 B CN 106556013B
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- Prior art keywords
- furnace body
- shell
- tail gas
- air inlet
- venthole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000010304 firing Methods 0.000 title claims abstract description 13
- 238000000429 assembly Methods 0.000 claims abstract description 20
- 230000000712 assembly Effects 0.000 claims abstract description 20
- 238000005192 partition Methods 0.000 claims abstract description 15
- 230000004308 accommodation Effects 0.000 claims abstract description 12
- 239000007789 gas Substances 0.000 claims description 43
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 20
- 229910052760 oxygen Inorganic materials 0.000 claims description 20
- 239000001301 oxygen Substances 0.000 claims description 20
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 7
- 241000220317 Rosa Species 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 230000000694 effects Effects 0.000 description 8
- 239000000428 dust Substances 0.000 description 6
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 2
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000000505 pernicious effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
- F23J15/025—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/04—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2215/00—Preventing emissions
- F23J2215/20—Sulfur; Compounds thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2215/00—Preventing emissions
- F23J2215/30—Halogen; Compounds thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2217/00—Intercepting solids
- F23J2217/10—Intercepting solids by filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2217/00—Intercepting solids
- F23J2217/50—Intercepting solids by cleaning fluids (washers or scrubbers)
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses one kind to be used for incineration firing tail gas de-watering apparatus, including external furnace body, inner furnace body, connecting tube, suction ventilator, shell, condenser pipe, condenser, filter assemblies, partition, cylinder；External furnace body is equipped with the first venthole, and the lower part of external furnace body is equipped with mud hole；Inner furnace body is placed in the inside of external furnace body, and accommodation space is surrounded between inner furnace body and external furnace body, and the top of inner furnace body is equipped with the first air inlet, and the first air inlet, the first venthole are connect with accommodation space；Shell is equipped with the second air inlet, the second venthole, and the second air inlet is connect by connecting tube with the first venthole；Suction ventilator is mounted in connecting tube；Condenser pipe is placed in shell the top for being placed in the second air inlet, and condenser pipe is connect with condenser；Filter assemblies are placed in shell the top for being placed in condenser pipe.
Description
Technical field
The present invention relates to incineration firing processing technology fields, more particularly to one kind to be used for incineration firing tail gas de-watering apparatus.
Background technique
Currently, applicant need to cool down to high-temperature tail gas after burning away the refuse using combustion furnace, could be to after dedusting
External world's discharge.
In the patent applied before applicant, a kind of tail gas clean-up dress application number: is disclosed in 201610162216.7
It sets, including bracket, purification mechanism, precipitating mechanism, overflow pipe and reflux mechanism.Cabinet is rack-mount, purification mechanism installation
Upper cavity and lower chamber are cooperatively formed in cabinet, and with cabinet.Cabinet is equipped with air inlet and inlet, and purification mechanism includes
Top plate, side plate and screen pipe.Top plate and side plate are installed together and form the shell of lower ending opening；Top plate is equipped with multiple logical
Hole, multiple screen pipes are installed on top plate, and side plate is equipped with blow vent.Scavenging solution is contained in lower chamber, and it is unrestrained to purify liquid level
Cross the lower end of screen pipe.Overflow pipe is mounted in purification mechanism, and the height of first end is greater than the height of screen pipe lower end.Reflux
Mechanism includes return tank, return pipe and reflux pump.The first end of return pipe is connected to return tank, and second end is connected to cabinet and position
At inlet, reflux pump is mounted on return pipe.Applicant when in use, has found vent gas treatment effect in above-mentioned technical proposal
It is ideal not enough, it is further improved.
Summary of the invention
In order to solve the technical problems in background technology, the invention proposes one kind removes water for incineration firing tail gas
Device, effect are good.
One kind is used for incineration firing tail gas de-watering apparatus, including external furnace body, inner furnace body, connecting tube, suction ventilator, shell, cold
Solidifying pipe, condenser, filter assemblies, partition, cylinder；
External furnace body is equipped with the first venthole, and the lower part of external furnace body is equipped with mud hole；Inner furnace body is placed in the inside of external furnace body,
Accommodation space is surrounded between inner furnace body and external furnace body, the top of inner furnace body is equipped with the first air inlet, the first air inlet, the first outlet
The connection of Kong Junyu accommodation space；
Shell is equipped with the second air inlet, the second venthole, and the second air inlet is connect by connecting tube with the first venthole；
Suction ventilator is mounted in connecting tube；Condenser pipe is placed in shell the top for being placed in the second air inlet, and condenser pipe and condenser connect
It connects；Filter assemblies are placed in shell the top for being placed in condenser pipe；Partition is placed in shell the top for being placed in filter assemblies, every
The edge of plate and the side wall of shell are tightly connected, and partition is equipped with N number of connecting hole, wherein N is positive integer；Cylinder is placed in shell
Inside be placed in the top of partition and be placed in the lower section of the second venthole, cylinder be equipped with N number of interface channel, N number of interface channel at
Helical form arrangement, N number of interface channel are arranged in a one-to-one correspondence with N number of connecting hole, and the upper surface of cylinder is run through on the top of interface channel,
The bottom end of interface channel is connect with connecting hole.
Preferably, the lift angle of interface channel is 20-80 degree.
Cooling space is additionally provided in cylinder；
It further include oxygen tank, air accumulator, oxygen tank, air accumulator are connect with cooling space.
Preferably, further include oxygen supplying tube, air supply pipe, valve, oxygen supplying tube is placed in inner furnace body, oxygen supplying tube by air supply pipe with
Air accumulator connection；Valve is mounted on air supply pipe.
Preferably, filter assemblies are detachably connected with shell；Shell is equipped with for the peace for filter assemblies disengaging shell
Fill hole.
Preferably, filter assemblies include Rose Box, active carbon, and active carbon is placed in Rose Box.
In the present invention, rubbish is burnt in inner furnace body internal combustion, forms high-temperature tail gas, under the action of suction ventilator, high-temperature tail gas warp
It crosses the first air inlet to enter in accommodation space, the dust in high-temperature tail gas deposits in accommodation space；Then, high-temperature tail gas passes through
First venthole, connecting tube, the second air inlet enter in shell；Cooled down using condenser pipe, condenser to high-temperature tail gas；Benefit
Dust removal by filtration is passed in and out to high-temperature tail gas with filter assemblies.
High-temperature tail gas enters in interface channel, when the water mist in tail gas is moved along interface channel and the inner circumferential of interface channel
It is constantly collided to surface, forms the drop of larger particles, drop slides downwards with interface channel, and then removes in tail gas
Moisture；By the way that multiple interface channels are arranged, water removal effect is improved.
The bottom-up movement of tail gas is also convenient for removing the moisture in tail gas convenient for the dust deposit in tail gas；It is removing water
When, it is dusted using the drop of formation, meanwhile, sulfur dioxide, sulfur trioxide, hydrogen chloride etc. may be also contained in tail gas, is led to
Water removal is crossed, also can allow above-mentioned pernicious gas in conjunction with water, be trapped in shell, avoids outwardly discharging.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutual combination；Below with reference to the accompanying drawings it and in conjunction with the embodiments elaborates to the present invention.
Referring to Fig.1:
It is proposed by the present invention it is a kind of be used for incineration firing tail gas de-watering apparatus, including external furnace body 1, inner furnace body 2, connecting tube 3,
Suction ventilator 4, shell 5, condenser pipe 6, condenser 7, filter assemblies 8, partition 9, cylinder 14.
External furnace body 1 is equipped with the first venthole 10, and the lower part of external furnace body 1 is equipped with mud hole；Inner furnace body 2 is placed in external furnace body 1
Inside, surround accommodation space between inner furnace body 2 and external furnace body 1, the top of inner furnace body 2 is equipped with the first air inlet 11, first into
Stomata 11, the first venthole 10 are connect with accommodation space.
Shell 5 is equipped with the second air inlet 12, the second venthole 13, and the second air inlet 12 is gone out by connecting tube 3 with first
Stomata 10 connects；Suction ventilator 4 is mounted in connecting tube 3；Condenser pipe 6 is placed in shell 5 top for being placed in the second air inlet 12,
Condenser pipe 6 is connect with condenser 7；Filter assemblies 8 are placed in shell 5 top for being placed in condenser pipe 6；Partition 9 is placed in shell 5
It is placed in the top of filter assemblies 8, the edge of partition 9 and the side wall of shell 5 are tightly connected, and partition 9 is equipped with N number of connecting hole,
Wherein, N is positive integer；Cylinder 14 is placed in shell 5 top for being placed in partition 9 and is placed in the lower section of the second venthole 13, column
Body 14 is equipped with N number of interface channel 15, the spiral arrangement of N number of interface channel 15, N number of interface channel 15 and N number of connecting hole one
One is correspondingly arranged, and the upper surface of cylinder 14 is run through on the top of interface channel 15, and the bottom end of interface channel 15 is connect with connecting hole.
In the present embodiment, the lift angle of interface channel 15 is 20-80 degree；Water mist and connection if angle is too small, in tail gas
The inner circumferential surface collision dynamics in channel 15 reduces, and collision effect is bad；If angle is excessive, without collision effect, therefore, warp
Overtesting, it has been found that collision effect is preferable when angle is that 20-80 is spent, certainly, when angle is that 40-60 is spent, collision effect
It is best.
In the present embodiment, cooling space 16 is additionally provided in cylinder 14；The present embodiment further includes oxygen tank 17, air accumulator 18,
Oxygen tank 17, air accumulator 18 are connect with cooling space 16；Cylinder 14 is made from a material that be thermally conductive, and is carried out using oxygen to cylinder 14
Cooling, while also oxygen is preheated；Oxygen storage after preheating is in air accumulator 18.
The present embodiment further includes oxygen supplying tube 19, air supply pipe 20, valve 21, and oxygen supplying tube 19 is placed in inner furnace body 2, oxygen supplying tube 19
It is connect by air supply pipe 20 with air accumulator 18；Valve 21 is mounted on air supply pipe 20；Utilize air accumulator 18, the inside furnace of oxygen supplying tube 19
It is passed through oxygen in body 2, to promote incineration firing, is allowed without containing fuel gas in high-temperature tail gas, so as to direct out boundary row
It puts.
In the present embodiment, filter assemblies 8 are detachably connected with shell 5；Shell 5 is equipped with for passing in and out for filter assemblies 8
The mounting hole 22 of shell 5；Filter assemblies 8 are conveniently replaceable, it is more convenient to use.
In the present embodiment, filter assemblies 8 include Rose Box, active carbon, and active carbon is placed in Rose Box；Utilize active carbon pair
High-temperature tail gas is filtered dedusting, easy to use.
Rubbish is burnt in inner furnace body internal combustion, forms high-temperature tail gas, and under the action of suction ventilator, high-temperature tail gas passes through the first air inlet
Hole enters in accommodation space, and the dust in high-temperature tail gas deposits in accommodation space；Then, high-temperature tail gas passes through the first outlet
Hole, connecting tube, the second air inlet enter in shell；Cooled down using condenser pipe, condenser to high-temperature tail gas；Utilize filtering group
Part passes in and out dust removal by filtration to high-temperature tail gas.
High-temperature tail gas enters in interface channel, when the water mist in tail gas is moved along interface channel and the inner circumferential of interface channel
It is constantly collided to surface, forms the drop of larger particles, drop slides downwards with interface channel, and then removes in tail gas
Moisture；By the way that multiple interface channels are arranged, water removal effect is improved.
The bottom-up movement of tail gas is also convenient for removing the moisture in tail gas convenient for the dust deposit in tail gas；It is removing water
When, it is dusted using the drop of formation, meanwhile, sulfur dioxide, sulfur trioxide, hydrogen chloride etc. may be also contained in tail gas, is led to
Water removal is crossed, also can allow above-mentioned pernicious gas in conjunction with water, be trapped in shell, avoids outwardly discharging.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (4)
1. one kind is used for incineration firing tail gas de-watering apparatus, which is characterized in that including external furnace body, inner furnace body, connecting tube, air draught
Machine, shell, condenser pipe, condenser, filter assemblies, partition, cylinder；
External furnace body is equipped with the first venthole, and the lower part of external furnace body is equipped with mud hole；Inner furnace body is placed in the inside of external furnace body, interior furnace
Accommodation space is surrounded between body and external furnace body, the top of inner furnace body is equipped with the first air inlet, and the first air inlet, the first venthole are equal
It is connect with accommodation space；
Shell is equipped with the second air inlet, the second venthole, and the second air inlet is connect by connecting tube with the first venthole；Air draught
Machine is mounted in connecting tube；Condenser pipe is placed in shell the top for being placed in the second air inlet, and condenser pipe is connect with condenser；It crosses
Filter component is placed in shell the top for being placed in condenser pipe；Partition is placed in shell the top for being placed in filter assemblies, partition
The side wall of edge and shell is tightly connected, and partition is equipped with N number of connecting hole, wherein N is positive integer；Cylinder is placed in shell simultaneously
It is placed in the top of partition and is placed in the lower section of the second venthole, cylinder is equipped with N number of interface channel, and N number of interface channel is at spiral
Shape arrangement, N number of interface channel are arranged in a one-to-one correspondence with N number of connecting hole, and the upper surface of cylinder is run through on the top of interface channel, connection
The bottom end in channel is connect with connecting hole；
Filter assemblies are detachably connected with shell；Shell is equipped with for the mounting hole for filter assemblies disengaging shell；Filtering group
Part includes Rose Box, active carbon, and active carbon is placed in Rose Box.
2. according to claim 1 be used for incineration firing tail gas de-watering apparatus, which is characterized in that the lift angle of interface channel is
20-80 degree.
3. according to claim 1 be used for incineration firing tail gas de-watering apparatus, which is characterized in that be additionally provided with cooling in cylinder
Space；
It further include oxygen tank, air accumulator, oxygen tank, air accumulator are connect with cooling space.
4. according to claim 3 be used for incineration firing tail gas de-watering apparatus, which is characterized in that further include oxygen supplying tube, supply
Tracheae, valve, oxygen supplying tube are placed in inner furnace body, and oxygen supplying tube is connect by air supply pipe with air accumulator；Valve is mounted on air supply pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710024193.8A CN106556013B (en) | 2017-01-13 | 2017-01-13 | One kind being used for incineration firing tail gas de-watering apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710024193.8A CN106556013B (en) | 2017-01-13 | 2017-01-13 | One kind being used for incineration firing tail gas de-watering apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106556013A CN106556013A (en) | 2017-04-05 |
| CN106556013B true CN106556013B (en) | 2018-12-07 |
Family
ID=58446328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710024193.8A Active CN106556013B (en) | 2017-01-13 | 2017-01-13 | One kind being used for incineration firing tail gas de-watering apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106556013B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2089969A (en) * | 1980-12-19 | 1982-06-30 | Godsal Alan Anthony Colleton | Solid-fuel stoves |
| CN204665376U (en) * | 2015-04-11 | 2015-09-23 | 李协庭 | A kind of gas furnace with fin and baking box |
| CN206430165U (en) * | 2017-01-13 | 2017-08-22 | 安徽未名鼎和环保有限公司 | One kind is used for incineration firing tail gas de-watering apparatus |
-
2017
- 2017-01-13 CN CN201710024193.8A patent/CN106556013B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2089969A (en) * | 1980-12-19 | 1982-06-30 | Godsal Alan Anthony Colleton | Solid-fuel stoves |
| CN204665376U (en) * | 2015-04-11 | 2015-09-23 | 李协庭 | A kind of gas furnace with fin and baking box |
| CN206430165U (en) * | 2017-01-13 | 2017-08-22 | 安徽未名鼎和环保有限公司 | One kind is used for incineration firing tail gas de-watering apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106556013A (en) | 2017-04-05 |
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Effective date of registration: 20210913 Address after: 418000 Huangbai village, Shuangjiang Town, Tongdao Dong Autonomous County, Huaihua City, Hunan Province (industrial concentration area) Patentee after: Hunan Weiming Environmental Protection Technology Co.,Ltd. Address before: 230000 room 406, South 4th floor, management committee of Chaohu Economic Development Zone, Hefei, Anhui Patentee before: ANHUI WEIMING DINGHE ENVIRONMENTAL PROTECTION Co.,Ltd. |
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Effective date of registration: 20240529 Address after: Room 901, Zone 13, No. 1507 Fanghu Second Road, Huli District, Xiamen City, Fujian Province, 361000 Patentee after: Xiamen Weiming Environmental Protection Technology Co.,Ltd. Country or region after: China Address before: 418000 Huangbai village, Shuangjiang Town, Tongdao Dong Autonomous County, Huaihua City, Hunan Province (industrial concentration area) Patentee before: Hunan Weiming Environmental Protection Technology Co.,Ltd. Country or region before: China |