CN209143963U - The multifeed clarifier of Industrial sewage treatment system - Google Patents
The multifeed clarifier of Industrial sewage treatment system Download PDFInfo
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- CN209143963U CN209143963U CN201821758326.0U CN201821758326U CN209143963U CN 209143963 U CN209143963 U CN 209143963U CN 201821758326 U CN201821758326 U CN 201821758326U CN 209143963 U CN209143963 U CN 209143963U
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- auxiliary agent
- pond
- stage precipitation
- partition
- treatment system
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- 239000010865 sewage Substances 0.000 title claims abstract description 19
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 76
- 238000001556 precipitation Methods 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000001179 sorption measurement Methods 0.000 claims abstract description 19
- 230000002906 microbiologic effect Effects 0.000 claims abstract description 17
- 230000003647 oxidation Effects 0.000 claims abstract description 17
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 17
- 239000002699 waste material Substances 0.000 claims abstract description 12
- 239000002351 wastewater Substances 0.000 claims description 50
- 238000005192 partition Methods 0.000 claims description 35
- 239000012528 membrane Substances 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 9
- 238000012856 packing Methods 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 14
- 238000004069 wastewater sedimentation Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 description 10
- 208000028659 discharge Diseases 0.000 description 7
- 238000004062 sedimentation Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000003825 pressing Methods 0.000 description 6
- 239000010802 sludge Substances 0.000 description 6
- 238000004065 wastewater treatment Methods 0.000 description 5
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical group Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 238000005352 clarification Methods 0.000 description 3
- 238000005189 flocculation Methods 0.000 description 3
- 230000016615 flocculation Effects 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 238000000151 deposition Methods 0.000 description 2
- 238000004043 dyeing Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 210000002268 wool Anatomy 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical group [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Landscapes
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model relates to a kind of multifeed clarifiers of Industrial sewage treatment system comprising the first stage precipitation tank that is sequentially communicated, auxiliary agent pond, second-level settling pond；Adsorption zone is provided in the first stage precipitation tank, microbiological oxidation area is provided in the second-level settling pond, the first stage precipitation tank is connected with water intake, and the second-level settling pond is connected with waste outlet, and the first stage precipitation tank and second-level settling pond bottom wall are provided with sewage draining exit.The utility model has the effect of improving wastewater sedimentation rate.
Description
Technical field
The utility model relates to the technical fields of Industrial Wastewater Treatment, more particularly, to a kind of Industrial sewage treatment system
Multifeed clarifier.
Background technique
General wool manufacturing dyeing waste water is since with some biochemical substances, wastewater treatment method common at present is difficult
Handle this kind of waste water.Chinese patent discloses a kind of method (publication number: CN101085695A) of wastewater treatment comprising as follows
Step: classification: being two class packaging of high-concentration waste water and low concentration wastewater by the classification of waste of discharge；The preposition place of high-concentration waste water
Reason: the high-concentration waste water of packaging air bearing materialization: is formed into low concentration wastewater and dense suspension by air bearing materialization；Clarification layering:
Dense suspension forms low concentration wastewater and solid suspension liquid by clarification layering, and clarification layering aggregation agent is aluminium chloride: pressure
Filter: solid suspension liquid, which passes through from pressure filters pressing, is separated into low concentration wastewater and discharge sludge；PH is adjusted and biochemical treatment: low concentration is useless
Water enters after pH adjusts reservoir progress routine pH adjusting carries out routine biochemistry processing again, is separated into primary discharge water and activity is dirty
Mud, activated sludge, which passes through from pressure filters pressing, is separated into discharge sludge and filters pressing waste water, and filters pressing waste water backs into pH adjusting reservoir and locates again
Reason；Chemical treatment: primary discharge water forms whole grade discharge water, the chemistry that dosing kettle is added by dosing kettle, reaction kettle, water purification kettle
Treatment agent is sodium hypochlorite or aluminium chloride；Dosing kettle in chemical treatment is equipped with heating device, and heat form can be
Solar energy, steam or electric heating.Reaction kettle in chemical treatment can be 4 compositions, increase between reaction kettle and water purification kettle
Kettle is filtered, filtering kettle can be 2, and filter packing is cobble, quartz sand and active carbon；It is that activated sludge is poured into volume from pressure filters pressing
It knits in bag, waste water filtering pressure is gone out outside woven bag to be formed discharge sludge by activated sludge self weight filters pressing.But this wastewater treatment side
Method is excessively miscellaneous, can not be suitable for the wastewater treatment of most of wool manufacturing printing and dyeing, and waste water cannot when carrying out precipitation process
Sufficiently dispersed, sedimentation effect is poor.
Utility model content
The purpose of the utility model is to provide a kind of multifeed clarifiers of High-rate sedimentation.
The above-mentioned purpose of utility model of the utility model has the technical scheme that
A kind of multifeed clarifier of Industrial sewage treatment system, including be sequentially communicated first stage precipitation tank, auxiliary agent pond, second level
Sedimentation basin；
It is provided with adsorption zone in the first stage precipitation tank, microbiological oxidation area is provided in the second-level settling pond, it is described
First stage precipitation tank is connected with water intake, and the second-level settling pond is connected with waste outlet, the first stage precipitation tank and two
Grade sedimentation basin bottom wall is provided with sewage draining exit.
By using above-mentioned technical proposal, adsorption zone is used to carry out chemisorption to waste water, removes part indissoluble
Then inorganic matter realizes settlement action by first stage precipitation tank, auxiliary agent pond and second-level settling pond, and in microbiological oxidation area
Hardly degraded organic substance in the lower removal waste water of effect, realizes the effect of high-efficiency sedimentation.
The utility model is further arranged to: the adsorption zone is arranged in first stage precipitation tank by filter plate far from two-stage precipitation
The one end in pond, the water intake are arranged in adsorption zone side wall；
The adsorption zone is provided with chemosorbent adding mouth and ultrasonic wave agitating device.
By using above-mentioned technical proposal, filter plate carries out preliminary filtering function to waste water, improves the treatment effect of waste water；
The setting of chemosorbent adding mouth facilitates the dispensing of chemosorbent, and ultrasonic wave agitating device improves waste water and chemistry is inhaled
Attached dose of reaction efficiency, and then improve the rate of settling of waste water.
The utility model is further arranged to: the filter plate is set as open-topped netted box body structure, the filter plate
It is inside provided with replaceable filtering layer, the filter plate is detachably connected with first stage precipitation tank.
By using above-mentioned technical proposal, the cleaning and maintenance of filter plate are facilitated.
The utility model is further arranged to: auxiliary agent partition, the left and right of the auxiliary agent partition are provided in the auxiliary agent pond
Two sides are respectively formed preceding auxiliary agent room and rear auxiliary agent room, and there are channels between the auxiliary agent partition bottom wall and auxiliary agent bottom of pond wall, described
The two sidewalls of preceding auxiliary agent room are arranged at intervals with several baffles one and baffle two, each one He of baffle along its depth direction respectively
Baffle two is arranged diagonally downward, and the baffle one and baffle two are interlaced.
By using above-mentioned technical proposal, the setting of baffle one and baffle two extends waste water in the indoor stop of preceding auxiliary agent
Time, convenient for the mixing of waste water and auxiliary agent.
The utility model is further arranged to: open-topped auxiliary agent accommodating chamber is provided on the auxiliary agent partition, it is described
Several through-holes being connected to auxiliary agent accommodating chamber are provided on auxiliary agent partition, the auxiliary agent partition outer wall fitting is fixed with strainer.
By using above-mentioned technical proposal, by adding auxiliary agent into auxiliary agent accommodating chamber, auxiliary agent by through-hole and strainer with
Waste water effect, the setting of strainer enter the possibility of auxiliary agent accommodating chamber for reducing sediment.
The utility model is further arranged to: height-adjustable internal partition is provided in the auxiliary agent accommodating chamber, it is described interior
Partition penetrates through auxiliary agent partition bottom wall, and the channel is adjustable by internal partition spacing, and the size of the internal partition is accommodated less than auxiliary agent
Chamber.
By using above-mentioned technical proposal, the setting of internal partition is convenient for adjusting the size in channel, to realize useless to extending
The effect of water and auxiliary agent reaction time.
The utility model is further arranged to: be arranged at intervals in the second-level settling pond up and down staggered starting stave and
Second riser, there are gap, the second riser roof and two-stage precipitations with second-level settling pond bottom wall for the starting stave bottom wall
There are gaps between the roof of pond；
The microbiological oxidation area is arranged between starting stave and the second riser, and the microbiological oxidation area includes under
Supreme the first techonosphere set gradually, packing layer and the second techonosphere are all provided on first techonosphere and the second techonosphere
It was equipped with water adjustment hole.
By using above-mentioned technical proposal, the removal to organic matter in waste water is realized, the setting for crossing water adjustment hole is used for
The time of contact for adjusting waste water and packing layer, to improve the reaction time in microbiological oxidation area.
The utility model is further arranged to: one end of the second-level settling pond towards waste outlet is provided with filter membrane
Device, waste water are discharged through filter membrane device and along waste outlet.
By using above-mentioned technical proposal, filter membrane device is conducive to filter water soluble organic substance, improves the treatment effect of waste water.
In conclusion the advantageous effects of the utility model are as follows:
1. use first stage precipitation tank, auxiliary agent pond and second-level settling pond, and be arranged in first stage precipitation tank adsorption zone,
Microbiological oxidation area in second-level settling pond can play the High-rate sedimentation effect of waste water；
2. using filter plate and filter membrane device, the effect of the preliminary and terminal part filtering to waste water can be played；
3. using baffle one and baffle two, the effect for extending waste water and promoter effect time can be played.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
In figure, 1, first stage precipitation tank；11, adsorption zone；111, chemosorbent adding mouth；112, ultrasonic wave agitating device；
12, water intake；13, filter plate；131, filtering layer；2, auxiliary agent pond；21, auxiliary agent partition；211, channel；212, auxiliary agent accommodating chamber；
213, through-hole；214, strainer；215, internal partition；22, preceding auxiliary agent room；221, baffle one；222, baffle two；23, rear auxiliary agent room；3,
Second-level settling pond；31, starting stave；32, the second riser；33, microbiological oxidation area；331, the first techonosphere；332, packing layer；
333, the second techonosphere；334, water adjustment hole is crossed；34, waste outlet；35, filter membrane device；4, sewage draining exit.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Referring to Fig.1, it is a kind of multifeed clarifier of Industrial sewage treatment system disclosed by the utility model, including successively connects
Logical first stage precipitation tank 1, auxiliary agent pond 2, second-level settling pond 3, first stage precipitation tank 1 are provided with suction far from one end of second-level settling pond 3
Attached area 11, second-level settling pond 3 are provided with microbiological oxidation area 33 far from the one end in auxiliary agent pond 2, and 1 side wall of first stage precipitation tank is connected with
Water intake 12,3 side wall of second-level settling pond are connected with waste outlet 34, and first stage precipitation tank 1 and 3 bottom wall of second-level settling pond are equal
It is provided with sewage draining exit 4.Adsorption zone 11 is used to carry out chemisorption to waste water, removes the inorganic matter of part indissoluble；Microorganism
Zoneofoxidation 33 is used to remove the hardly degraded organic substance in waste water.Waste water passes sequentially through adsorption zone 11, auxiliary agent pond 2 and microbiological oxidation
Second-level settling pond 3 is discharged behind area 33.
Referring to Fig.1, adsorption zone 11 is separated by filter plate 13, and filter plate 13 is removably attachable to level-one by bolt and sinks
In shallow lake pond 1, filter plate 13 is set as open-topped netted box body structure, and replaceable filtering layer 131, filtering layer are provided in filter plate 13
131 are set as talcum powder inorganic filler.Adsorption zone 11 is provided with chemosorbent adding mouth 111 and ultrasonic wave agitating device 112,
The setting of chemosorbent adding mouth 111 is arranged in 11 top of adsorption zone, ultrasonic wave agitating device 112 in 1 outer wall of first stage precipitation tank,
By ultrasonic activation, the vibration stirring action to waste water in first stage precipitation tank 1 is realized.
Referring to Fig.1, be provided with auxiliary agent partition 21 in auxiliary agent pond 2, between 2 bottom wall of 21 bottom wall of auxiliary agent partition and auxiliary agent pond there are
Channel 211 is provided with open-topped auxiliary agent accommodating chamber 212 on auxiliary agent partition 21, and height is provided in auxiliary agent accommodating chamber 212 can
The internal partition 215 of tune, internal partition 215 penetrate through size of 21 bottom wall of auxiliary agent partition to adjust channel 211.For convenience of depositing for auxiliary agent
It puts, the size of internal partition 215 is less than auxiliary agent accommodating chamber 212, while 21 outer wall of auxiliary agent partition is provided with several and auxiliary agent accommodating chamber
The through-holes 213 of 212 connections, fitting is fixed with strainer 214 on the outside of auxiliary agent partition 21.The left and right sides of auxiliary agent partition 21 is respectively formed
Preceding auxiliary agent room 22 and rear auxiliary agent room 23, the two sidewalls of preceding auxiliary agent room 22 are arranged at intervals with several baffles one along its depth direction respectively
221 and baffle 2 222, baffle 1 and baffle 2 222 are interlaced, and each baffle 1 and baffle 2 222 are tilted towards
Lower setting.The filling additive into auxiliary agent accommodating chamber 212, such as flocculant, flocculation aid, auxiliary agent by through-hole 213 and strainer 214 with
Flocculation occurs for waste water, and each baffle 1 and baffle 2 222 are arranged diagonally downward, so that auxiliary agent and waste water
It is flowed from the bottom to top after reaction along the gap of baffle one and baffle 2 222, extends stop of the waste water in preceding auxiliary agent room 22
Time, convenient for the mixed flocculation of waste water and auxiliary agent.
Referring to Fig.1, staggered starting stave 31 and the second riser 32 above and below being arranged at intervals in second-level settling pond 3, first
There are the gap passed through for waste water, 32 roof of the second riser and second-level settling ponds 3 to push up for 31 bottom wall of riser and 3 bottom wall of second-level settling pond
There are the gaps passed through for waste water between wall.Microbiological oxidation area 33 is arranged between starting stave 31 and the second riser 32, micro- life
Object zoneofoxidation 33 includes the first techonosphere 331, packing layer 332 and the second techonosphere 333 set gradually from the bottom to top, the first structure
It makes and was provided with water adjustment hole 334 on layer 331 and the second techonosphere 333.Can be when microbiological oxidation area 33 assemble, selectivity
Occluding member crosses water adjustment hole 334, to adjust the time of contact of waste water Yu packing layer 332, improves microbiological oxidation area 33
Reaction time,
It referring to Fig.1, is the water soluble organic substance in further removal waste water, second-level settling pond 3 is towards waste outlet 34
One end be provided with filter membrane device 35, filter membrane device 35 is set as plate and frame filter membrane device 35, is provided with 4 to 8, waste water is through filter membrane device
35 and along waste outlet 34 be discharged.
The implementation principle of the present embodiment are as follows: waste water to be processed enters the absorption of first stage precipitation tank 1 through water intake 12
Area 11 adds chemosorbent into primary adsorption area 11 by chemosorbent adding mouth 111, opens ultrasonic wave agitating device
112 realize the conversion and deposition to waste water, remove indissoluble inorganic matter, in level-one after the waste water of adsorption treatment is by filter plate 13
Auxiliary agent pond 2 is settled and entered in sedimentation basin 1, by adding flocculant into auxiliary agent pond 2, realizes the flocculating setting to waste water.It is logical
The waste water for crossing auxiliary agent pond 2 enters second-level settling pond 3, and by microbiological oxidation area, partial organic substances is removed, using filter membrane device
35 filter out water soluble organic substance, are finally discharged by waste outlet 34, complete the multi stage precipitation processing of waste water.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (8)
1. a kind of multifeed clarifier of Industrial sewage treatment system, it is characterised in that: including the first stage precipitation tank being sequentially communicated
(1), auxiliary agent pond (2), second-level settling pond (3)；
It is provided with adsorption zone (11) in the first stage precipitation tank (1), is provided with microbiological oxidation area in the second-level settling pond (3)
(33), the first stage precipitation tank (1) is connected with water intake (12), and the second-level settling pond (3) is connected with waste outlet
(34), the first stage precipitation tank (1) and second-level settling pond (3) bottom wall are provided with sewage draining exit (4).
2. the multifeed clarifier of Industrial sewage treatment system according to claim 1, it is characterised in that: the adsorption zone
(11) by filter plate (13) setting in the one end of first stage precipitation tank (1) far from second-level settling pond (3), the water intake (12)
It is arranged in adsorption zone (11) side wall；
The adsorption zone (11) is provided with chemosorbent adding mouth (111) and ultrasonic wave agitating device (112).
3. the multifeed clarifier of Industrial sewage treatment system according to claim 2, it is characterised in that: the filter plate (13)
It is set as open-topped netted box body structure, is provided with replaceable filtering layer (131), the filter plate in the filter plate (13)
(13) it is detachably connected with first stage precipitation tank (1).
4. the multifeed clarifier of Industrial sewage treatment system according to claim 1, it is characterised in that: the auxiliary agent pond
(2) in be provided with auxiliary agent partition (21), be respectively formed at left and right sides of the auxiliary agent partition (21) before auxiliary agent room (22) and after help
Agent room (23), there are channel (211), the preceding auxiliary agent rooms between auxiliary agent partition (21) bottom wall and auxiliary agent pond (2) bottom wall
(22) two sidewalls are arranged at intervals with several baffles one (221) and baffle two (222), each gear along its depth direction respectively
Plate one (221) and baffle two (222) are arranged diagonally downward, and the baffle one (221) and baffle two (222) are interlaced.
5. the multifeed clarifier of Industrial sewage treatment system according to claim 4, it is characterised in that: the auxiliary agent partition
(21) it is provided with open-topped auxiliary agent accommodating chamber (212) on, several and auxiliary agent is provided on the auxiliary agent partition (21) and is accommodated
The through-hole (213) of chamber (212) connection, auxiliary agent partition (21) the outer wall fitting are fixed with strainer (214).
6. the multifeed clarifier of Industrial sewage treatment system according to claim 5, it is characterised in that: the auxiliary agent accommodates
It is provided with height-adjustable internal partition (215) in chamber (212), the internal partition (215) penetrates through auxiliary agent partition (21) bottom wall, described
Channel (211) is adjustable by internal partition (215) spacing, and the size of the internal partition (215) is less than auxiliary agent accommodating chamber (212).
7. the multifeed clarifier of Industrial sewage treatment system according to claim 1, it is characterised in that: the two-stage precipitation
Be arranged at intervals with staggered starting stave (31) and the second riser (32) up and down in pond (3), starting stave (31) bottom wall and
There are gaps for second-level settling pond (3) bottom wall, and there are gaps between the second riser (32) roof and second-level settling pond (3) roof；
The microbiological oxidation area (33) is arranged between starting stave (31) and the second riser (32), the microbiological oxidation area
It (33) include the first techonosphere (331), packing layer (332) and the second techonosphere (333) set gradually from the bottom to top, described
Water adjustment hole (334) were provided on one techonosphere (331) and the second techonosphere (333).
8. the multifeed clarifier of Industrial sewage treatment system according to claim 7, it is characterised in that: the two-stage precipitation
One end of pond (3) towards waste outlet (34) is provided with filter membrane device (35), and waste water is drained through filter membrane device (35) and along waste water
Mouth (34) discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821758326.0U CN209143963U (en) | 2018-10-27 | 2018-10-27 | The multifeed clarifier of Industrial sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821758326.0U CN209143963U (en) | 2018-10-27 | 2018-10-27 | The multifeed clarifier of Industrial sewage treatment system |
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| Publication Number | Publication Date |
|---|---|
| CN209143963U true CN209143963U (en) | 2019-07-23 |
Family
ID=67269727
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821758326.0U Active CN209143963U (en) | 2018-10-27 | 2018-10-27 | The multifeed clarifier of Industrial sewage treatment system |
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| Country | Link |
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| CN (1) | CN209143963U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114855671A (en) * | 2022-05-18 | 2022-08-05 | 浙江园冶环境科技有限公司 | A sunken green belt isolation fence and its construction method |
-
2018
- 2018-10-27 CN CN201821758326.0U patent/CN209143963U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114855671A (en) * | 2022-05-18 | 2022-08-05 | 浙江园冶环境科技有限公司 | A sunken green belt isolation fence and its construction method |
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| TR01 | Transfer of patent right |
Effective date of registration: 20210511 Address after: Room 303 and 304, 3 / F, 485 Guangrui Road, Liangxi District, Wuxi City, Jiangsu Province, 214000 Patentee after: Wuxi Haowang Environmental Protection Engineering Co.,Ltd. Address before: 213000 No.568 Zhongwu Avenue, Tianning District, Changzhou City, Jiangsu Province Patentee before: CHANGZHOU DONGLIAN LVNENG ENVIRONMENTAL TECHNOLOGY Co.,Ltd. |