CN110104800B - Sewage treatment equipment based on MBBR technology - Google Patents
Sewage treatment equipment based on MBBR technology Download PDFInfo
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- CN110104800B CN110104800B CN201910542341.4A CN201910542341A CN110104800B CN 110104800 B CN110104800 B CN 110104800B CN 201910542341 A CN201910542341 A CN 201910542341A CN 110104800 B CN110104800 B CN 110104800B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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- Hydrology & Water Resources (AREA)
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- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention belongs to the technical field of sewage treatment, and particularly relates to sewage treatment equipment based on an MBBR (moving bed biofilm reactor) process. According to the invention, the spherical cover body unit, the rotary driving unit, the stirring motor and the stirring fan blades are arranged on the mounting column unit, so that the effect that the carrier filler is not easy to damage and accumulate during water body stirring is achieved. The invention has the advantages of reasonable and effective protective structure during stirring in the sewage tank, good circumferential rotation and vertical shaking effects of the spherical cover body unit, difficult damage and accumulation of carrier filler, improved biological film amount attached to the carrier filler and high overall sewage treatment efficiency by biological bacteria.
Description
Technical Field
The invention belongs to the technical field of sewage treatment, and particularly relates to sewage treatment equipment based on an MBBR (moving bed biofilm reactor) process.
Background
The MBBR technology refers to a moving bed biofilm reactor technology, and the common mode is that carrier filler is added in the AAO technology, and the effects of removing ammonia nitrogen, TP, TN and reducing COD are finally achieved through the suspension of the filler and the sewage treatment mode of a biofilm on the filler. In the three pond of AAO method, can add the mixer, but the mixer directly erects in the current mode, just so take place the carrier easily and hit the damage in a large number because striking stirring leaf, can't form the problem of biomembrane again, so the urgent need of a money of a kind of mixer whole equipment of taking mixer safeguard function in the market to satisfy efficient sewage treatment requirement.
The patent publication No. CN207108599U, Chinese utility model patent with publication No. 2018.03.16, discloses a MBBR anoxic tank stirring equipment protective cover, which comprises an annular side wall positioned outside the stirring equipment, wherein the bottom of the annular side wall is contacted with the tank bottom of the anoxic tank through a soft chloroprene rubber strip, and the shape of the soft chloroprene rubber strip is matched with that of the bottom of the annular side wall; the cross section of the annular side wall is in a water drop shape.
But the stirring equipment with the protective cover in the utility model has the problem that the carrier is easy to accumulate on the surface of the protective cover, and finally the formation amount of the biological membrane is greatly reduced.
Disclosure of Invention
The invention aims to provide sewage treatment equipment based on an MBBR (moving bed biofilm reactor) process, which can achieve the effect that carrier fillers are not easy to damage and accumulate during water body stirring in a mode of arranging a spherical cover body unit, a rotary driving unit, a stirring motor and stirring blades on an installation column unit. The invention has the advantages of reasonable and effective protective structure during stirring in the sewage tank, good circumferential rotation and vertical shaking effects of the spherical cover body unit, difficult damage and accumulation of carrier filler, improved biological film amount attached to the carrier filler and high overall sewage treatment efficiency by biological bacteria.
The technical scheme adopted by the invention for solving the problems is as follows: the utility model provides a sewage treatment device based on MBBR technology, includes agitator motor, and sets up agitator fan blade on the agitator motor, still including setting up the erection column unit on the bottom surface in the cell body, cup joint the setting and be in be used for covering the protection on the erection column unit agitator fan blade's spherical cover body unit to and cup joint the setting and be in on the erection column unit and be located spherical cover body unit below position department and through rotation and jack-up spherical cover body unit mode is in order to be used for cleaing away the rotatory drive unit of the carrier filler of gathering on the spherical cover body unit surface.
The further preferred technical scheme is as follows: the mounting column unit comprises a lower end column arranged on the inner bottom surface of the tank body and an upper end column which is arranged on the upper end surface of the lower end column and is concentric with the lower end column; the spherical cover body unit comprises two cover bodies which are hemispherical rings and two installation arc-shaped grooves which are arranged at two symmetrical ends of the cover body and are used for the upper end post to penetrate through, the diameter of the upper end post is smaller than that of the lower end post, the cover body is provided with water filtering and blocks the cover body opening of the carrier filler, and the stirring motor is fixed on the upper end post and the rotating surface of the stirring fan blade is parallel to the upper end post.
The further preferred technical scheme is as follows: the spherical cover body unit further comprises permanent magnet strips which are arranged on two annular side planes of the cover body and used for magnetic attraction and fixation, and balls which are embedded in the inner annular surface of the installation arc-shaped groove and used for rolling on the annular surface of the upper end column.
The further preferred technical scheme is as follows: the rotary driving unit comprises a supporting plate, a supporting ring and a rotary driving motor, wherein the supporting plate is sleeved on the upper end column and supported on the upper end face of the lower end column, the supporting ring is arranged on the upper surface of the supporting plate, the upper end position and the lower end position of the outer side face of the cover body are supported on the annular upper surface of the supporting ring so as to be used for supporting and fixing the supporting column of the cover body, and the rotary driving unit is arranged on the annular surface of the lower end column and used for driving the rotary driving motor of the supporting plate.
The further preferred technical scheme is as follows: the rotary driving unit further comprises a driving hemisphere arranged on the upper surface of the supporting plate and located on the inner side of the supporting ring, and cover body convex blocks which are arranged at the upper end and the lower end of the outer side face of the cover body respectively and used for receiving circumferential pushing and vertical jacking effects of the driving hemisphere, and lower end sphere surfaces are arranged on the cover body convex blocks.
The further preferred technical scheme is as follows: the rotary driving unit further comprises a gear ring arranged on the outer annular surface of the supporting plate, a motor mounting plate arranged on the annular surface of the lower end column, and a motor gear plate arranged on the rotary driving motor and used for being meshed with the gear ring.
The further preferred technical scheme is as follows: the rotary driving unit is characterized by further comprising a stirring column, wherein the stirring column is arranged on the outer side of the motor mounting plate and used for blocking a carrier and protecting the rotary driving motor, and the stirring column is arranged on the inner side surface of the arc-shaped protection plate and used for stirring the motor gear plate to remove the carrier filler accumulated on the outer side surface of the arc-shaped protection plate.
The further preferred technical scheme is as follows: an arc-shaped end face is arranged at the inner side end of the toggle column, and the minimum distance between the side edge of the upper end of the arc-shaped protection plate and the cover body is 2-3 cm.
The further preferred technical scheme is as follows: the number of the support columns is two, the support columns are respectively arranged on the two cover bodies, and the two support columns and the two cover body convex blocks are arranged in a circle-center symmetrical state relative to a sphere formed by the two cover bodies.
The further preferred technical scheme is as follows: the support ring is characterized in that a cylinder groove with a semicircular cross section and coincident axial direction with the radial direction of the support ring is arranged on the annular upper surface of the support ring, and two ends of the cylinder groove are inserted into the cylinder groove end face and are used for rolling friction rotation of the support columns.
According to the invention, the spherical cover body unit, the rotary driving unit, the stirring motor and the stirring fan blades are arranged on the mounting column unit, so that the effect that the carrier filler is not easy to damage and accumulate during water body stirring is achieved. The invention has the advantages of reasonable and effective protective structure during stirring in the sewage tank, good circumferential rotation and vertical shaking effects of the spherical cover body unit, difficult damage and accumulation of carrier filler, improved biological film amount attached to the carrier filler and high overall sewage treatment efficiency by biological bacteria.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the position structure of the cover body in the invention.
Fig. 3 is a schematic view of the position structure of the rotary driving unit according to the present invention.
Fig. 4 is a schematic view of a position structure of the arc-shaped protection plate of the invention.
Detailed Description
The following description is only a preferred embodiment of the present invention and is not intended to limit the scope of the present invention.
Example (b): as shown in fig. 1, 2, 3 and 4, an MBBR process-based sewage treatment device comprises a stirring motor 11, stirring fan blades 12 arranged on the stirring motor 11, a mounting column unit 1 arranged on the inner bottom surface of a tank body, a spherical cover unit 2 sleeved on the mounting column unit 1 and used for covering and protecting the stirring fan blades 12, and a rotation driving unit 3 sleeved on the mounting column unit 1 and located at the lower position of the spherical cover unit 2 and used for removing carrier fillers accumulated on the outer surface of the spherical cover unit 2 in a manner of rotating and jacking the spherical cover unit 2.
In this embodiment, the stirring motor 11 is externally connected with a power supply, the stirring fan blades 12 push water flow after rotating, so as to complete basic stirring operation, and is used for further improving the efficiency of biomembrane sewage treatment, and the mounting column unit 1 is used for mounting and fixing, the spherical cover unit 2 is used for intercepting carrier fillers only through water, so as to prevent the stirring fan blades 12 from damaging the carrier fillers in large amount, and the rotation driving unit 3 has two functions, the first function is that when the rotation driving unit rotates at a relatively low speed, the spherical cover unit 2 only has a circumferential rotation effect, so as to rotate the carrier fillers on the surface facing the water to the water flow direction downward, and finally eliminate the carrier fillers accumulated on the spherical cover unit 2, so as to further improve the efficiency of biomembrane sewage treatment, and when the rotation driving unit 3 rotates faster, the spherical cover unit 2 not only has a rotation action, the biological membrane sewage treatment device also has the vertical jacking and falling effects, and can further drop a large amount of carrier fillers on the surface of the spherical cover body unit 2 facing the water body rapidly, so that the sewage treatment efficiency of the biological membrane is improved to the maximum extent.
The mounting column unit 1 comprises a lower end column 101 arranged on the inner bottom surface of the tank body and an upper end column 102 arranged on the upper end surface of the lower end column 101 and concentric with the lower end column 101; the spherical cover body unit 2 comprises two cover bodies 201 which are hemispherical rings and two installation arc-shaped grooves 202 which are arranged at two symmetrical ends of the cover bodies 201 and used for the upper end post 102 to penetrate through, the diameter of the upper end post 102 is smaller than that of the lower end post 101, the cover bodies 201 are provided with water filtering and blocking cover body holes for carrier fillers, and the stirring motor 11 is fixed on the upper end post 102 and the rotating surface of the stirring fan blades 12 is parallel to the upper end post 102. The spherical housing unit 2 further comprises permanent magnet bars 204 arranged on two annular side planes of the housing 201 and used for being attracted and fixed by magnetic force, and balls 203 embedded in an inner annular surface of the installation arc-shaped groove 202 and used for rolling on an annular surface of the upper end post 102.
In this embodiment, the upper end post 102 and the lower end post 101 are hollow structures, and are used for the electric wire to be arranged on the stirring motor 11, the stirring motor 11 is fixedly installed through the existing clamping mode, and the two covers 201 completely cover the stirring fan blades 12 after being closed, and the upper end post 102 is allowed to pass through and rotate at the installation arc-shaped groove 202, so as to ensure that if carrier filler accumulation occurs on the surface of the cover 201 facing the water flow direction, the carrier filler can fall down through a rotating or up-down shaking manner, thereby avoiding the problem of small attachment amount of the biofilm caused by accumulation, and enabling all the carrier filler to be uniformly distributed in the sewage as much as possible, so as to improve the treatment efficiency of the biofilm.
In addition, the permanent magnet bars 204 are used for attracting and fixing two identical annular side surfaces of the cover body 201 after being aligned, and the balls 203 are used for rolling contact on the upper end post 102, so that the cover body 201 can rotate with low resistance, carrier fillers accumulated on the outer surface of the cover body 201 are rotated to the lower direction of water flow, and the accumulated carrier fillers are naturally washed down and are uniformly distributed in the water body.
The rotary driving unit 3 comprises a supporting plate 301 which is sleeved on the upper end column 102 and supports against the upper end face of the lower end column 101, a supporting ring 302 which is arranged on the upper surface of the supporting plate 301, a supporting column 303 which is arranged at the upper end position and the lower end position of the outer side face of the cover body 201 and is used for supporting and fixing the cover body 201 in a supporting mode by supporting against the annular upper surface of the supporting ring 302, and a rotary driving motor 304 which is arranged on the annular surface of the lower end column 101 and is used for driving the supporting plate 301 to rotate. The rotary driving unit 3 further comprises a driving hemisphere 305 arranged on the upper surface of the supporting plate 301 and located on the inner side of the supporting ring 302, and cover body convex blocks 306 respectively arranged at the upper end and the lower end of the outer side surface of the cover body 201 and used for receiving circumferential pushing and vertical jacking actions of the driving hemisphere 305, and lower end sphere surfaces are arranged on the cover body convex blocks 306.
In this embodiment, the rotation driving motor 304 is finally used for the rotation driving the hemisphere 305 for driving, and the hemisphere 305 for driving with the cover body convex block 306 has an overlapping part in the circumferential direction, that is, the hemisphere 305 for driving is rotated and then will be supported on the cover body convex block 306, will the cover body convex block 306 is connected with the cover body 201 circumferential rotation pushing or the rotational speed is accelerated, will the cover body 201 circumferential rotation pushing and vertical jack-up, its purpose is all with the carrier filler that the cover body 201 is gathering towards the rivers one side falls down, avoids the carrier filler to gather in a large number and influences the attached volume that forms of biomembrane and ultimate biomembrane treatment sewage efficiency.
In addition, the support ring 302 is aligned with the circular area of the support column 303, and the rotation driving motor 304 is connected with an external power source through the hollow lower end column 101 and the hollow upper end column 102 and can adjust the rotation speed.
The rotary drive unit 3 further includes a gear ring 307 provided on an outer circumferential surface of the support plate 301, a motor mounting plate 308 provided on an outer circumferential surface of the lower end post 101, and a motor gear plate 309 provided on the rotary drive motor 304 and engaging with the gear ring 307. The rotary driving unit 3 further comprises an arc-shaped protection plate 310 which is arranged on the outer side end of the motor mounting plate 308 and used for blocking a carrier and protecting the rotary driving motor 304, and a toggle column 311 which is arranged on the arc-shaped inner side surface of the arc-shaped protection plate 310 and used for clearing away carrier fillers accumulated on the arc-shaped outer side surface of the arc-shaped protection plate 310 in a toggle mode through the motor gear plate 309. An arc-shaped end face is arranged at the inner side end of the toggle column 311, and the minimum distance between the side edge of the upper end of the arc-shaped protection plate 310 and the cover body 201 is 2-3 cm.
In this embodiment, the gear ring 307 is used for the supporting plate 301 to receive the input power of the rotation driving motor 304, and the arc-shaped protection plate 310 is used for covering all fine parts of the rotation driving unit 3 in the water flow direction, so as to reduce the probability that the carrier filler collides with the fine parts of the supporting plate 301, the supporting column 303, the rotation driving motor 304, the driving hemisphere 305, and the like, reduce the collision rate of the carrier filler, and further improve the efficiency of attaching the carrier to form a biofilm and treating sewage.
The arc-shaped end of the toggle column 311 is used for toggling the gear ring 307, so that the toggle column 311 together with the arc-shaped protection plate 310 has a vibration effect, and carrier filler which is possibly accumulated on the arc-shaped surface of the outer side of the arc-shaped protection plate 310 facing the water flow direction can be vibrated down, thereby further improving the efficiency of forming a biological membrane by the dispersion and adhesion of the carrier filler.
The number of the support columns 303 is two, the two support columns 303 are respectively arranged on the two cover bodies 201, and the two support columns 303 and the two cover body convex blocks 306 are arranged in a circle center symmetrical state about a sphere formed by the two cover bodies 201. The support ring 302 is provided with a cylinder slot with a semicircular cross section and an axial direction coincident with the radial direction of the support ring 302 on the annular upper surface, and rolling columns with two ends inserted into the cylinder slot end face and used for the support column 303 to perform rolling friction rotation, wherein the rolling columns are arranged on the annular upper surface of the support ring 302 in an even circumference mode.
In this embodiment, the rolling column with support column 303 upper end rolling friction guarantees support column 303 is with cover body 201 rotation resistance is less, and two support column 303, two cover body protruding piece 306 and the projection of the centre of a circle of cover body 201 on the horizontal plane is five collinear state, makes cover body 201 is in the support atress position of support column 303 department, with the hoop of cover body protruding piece 306 department is stirred the atress position in a vertical plane, and it is in to reduce vertical support power and hoop driving force the shearing force moment that forms on the cover body 201, it is right to reduce the shearing force moment of cover body 201 rigidity intensity, further improves cover body 201's life.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various modifications can be made within the knowledge of those skilled in the art without departing from the gist of the present invention. These are non-inventive modifications, which are intended to be protected by patent laws within the scope of the claims appended hereto.
Claims (6)
1. The utility model provides a sewage treatment device based on MBBR technology, includes agitator motor (11) and sets up stirring fan blade (12) on agitator motor (11), its characterized in that: the device is characterized by further comprising a mounting column unit (1) arranged on the inner bottom surface of the tank body, a spherical cover body unit (2) sleeved on the mounting column unit (1) and used for covering and protecting the stirring fan blades (12), and a rotary driving unit (3) sleeved on the mounting column unit (1) and located at the position below the spherical cover body unit (2) and used for removing carrier fillers accumulated on the outer surface of the spherical cover body unit (2) in a rotating and jacking mode of the spherical cover body unit (2);
the mounting column unit (1) comprises a lower end column (101) arranged on the inner bottom surface of the tank body and an upper end column (102) arranged on the upper end surface of the lower end column (101) and concentric with the lower end column (101); the spherical cover body unit (2) comprises two cover bodies (201) which are hemispherical rings, and two mounting arc-shaped grooves (202) which are arranged at the positions of two symmetrical ends of the cover bodies (201) and are used for the upper end column (102) to pass through, the diameter of the upper end column (102) is smaller than that of the lower end column (101), cover body openings which are used for filtering water and blocking the carrier filler are arranged on the cover bodies (201), the stirring motor (11) is fixed on the upper end column (102), and the rotating surface of the stirring fan blade (12) is parallel to the upper end column (102);
the rotary driving unit (3) comprises a supporting plate (301) which is sleeved on the upper end column (102) and is abutted against the upper end face of the lower end column (101), a supporting ring (302) which is arranged on the upper surface of the supporting plate (301), a supporting column (303) which is arranged at the upper and lower end positions of the outer side face of the cover body (201) and is used for supporting and fixing the cover body (201) in a mode of abutting against the annular upper surface of the supporting ring (302), and a rotary driving motor (304) which is arranged on the annular surface of the lower end column (101) and is used for driving the supporting plate (301) to rotate;
the rotary driving unit (3) further comprises a driving hemisphere (305) which is arranged on the upper surface of the supporting plate (301) and is positioned on the inner side of the supporting ring (302), and cover body convex blocks (306) which are respectively arranged at the upper end position and the lower end position of the outer side surfaces of the two cover bodies (201) and are used for receiving the circumferential pushing and vertical jacking effects of the driving hemisphere (305), wherein the lower end sphere surface is arranged on the cover body convex block (306);
the support ring (302) is provided with a cylinder slot with a semicircular cross section and coincident with the radial direction of the support ring (302) in the axial direction on the annular upper surface, and two ends of the cylinder slot are inserted into the cylinder slot end face and used for the support column (303) to perform rolling friction rotation, and the rolling columns are arranged on the annular upper surface of the support ring (302) according to an even circumference mode.
2. The MBBR process-based sewage treatment plant according to claim 1, wherein: the spherical cover body unit (2) further comprises permanent magnet strips (204) which are arranged on two annular side planes of the cover body (201) and used for attracting and fixing magnetic force, and balls (203) which are embedded in the inner annular surface of the installation arc-shaped groove (202) and used for rolling on the annular surface of the upper end column (102).
3. The MBBR process-based sewage treatment plant according to claim 1, wherein: the rotary driving unit (3) further comprises a gear ring (307) arranged on the outer annular surface of the supporting plate (301), a motor mounting plate (308) arranged on the annular surface of the lower end column (101), and a motor gear plate (309) arranged on the rotary driving motor (304) and used for meshing with the gear ring (307).
4. The MBBR process-based sewage treatment plant according to claim 3, wherein: the rotary driving unit (3) further comprises an arc-shaped protection plate (310) which is arranged on the outer side end of the motor mounting plate (308) and used for blocking a carrier and protecting the rotary driving motor (304), and a toggle column (311) which is arranged on the arc-shaped inner side surface of the arc-shaped protection plate (310) and used for clearing away carrier fillers accumulated on the arc-shaped outer side surface of the arc-shaped protection plate (310) in a toggle mode through the motor gear plate (309).
5. The MBBR process-based sewage treatment plant according to claim 4, wherein: an arc-shaped end face is arranged at the inner side end of the toggle column (311), and the minimum distance between the side edge of the upper end of the arc-shaped protection plate (310) and the cover body (201) is 2-3 cm.
6. The MBBR process-based sewage treatment plant according to claim 1, wherein: the number of the support columns (303) is two, the support columns are respectively arranged on the two cover bodies (201), and the two support columns (303) and the two cover body convex blocks (306) are arranged in a circle-center symmetrical state around a sphere formed by the two cover bodies (201).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910542341.4A CN110104800B (en) | 2019-06-21 | 2019-06-21 | Sewage treatment equipment based on MBBR technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910542341.4A CN110104800B (en) | 2019-06-21 | 2019-06-21 | Sewage treatment equipment based on MBBR technology |
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| CN110104800A CN110104800A (en) | 2019-08-09 |
| CN110104800B true CN110104800B (en) | 2021-12-31 |
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| CN201910542341.4A Active CN110104800B (en) | 2019-06-21 | 2019-06-21 | Sewage treatment equipment based on MBBR technology |
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| CN110526211B (en) * | 2019-09-25 | 2024-03-29 | 浙江高成绿能科技有限公司 | Portable chemical hydrogen production system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207108599U (en) * | 2017-08-18 | 2018-03-16 | 大连市市政设计研究院有限责任公司 | A kind of MBBR anoxic ponds mixing plant protective cover |
| CN108946986A (en) * | 2018-07-12 | 2018-12-07 | 武汉中智德远科技开发有限公司 | A kind of rotation immersion water process ultramicro filtration device avoiding blocking |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7282147B2 (en) * | 2003-10-07 | 2007-10-16 | Phase Inc. | Cleaning hollow core membrane fibers using vibration |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207108599U (en) * | 2017-08-18 | 2018-03-16 | 大连市市政设计研究院有限责任公司 | A kind of MBBR anoxic ponds mixing plant protective cover |
| CN108946986A (en) * | 2018-07-12 | 2018-12-07 | 武汉中智德远科技开发有限公司 | A kind of rotation immersion water process ultramicro filtration device avoiding blocking |
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Effective date of registration: 20210408 Address after: 18-19 / F, building B, Xiaoshan science and technology innovation center, 618 boxue Road, Xiaoshan District, Hangzhou, Zhejiang 311200 Applicant after: Zhejiang Guoqian environmental and energy saving Engineering Research Institute Applicant after: ANJI GOACHIEVE ENVIRONMENT TECHNOLOGY Co.,Ltd. Address before: 313000 20 / F, No.1 International City, Shengli West Road, Anji County, Huzhou City, Zhejiang Province Applicant before: ANJI GOACHIEVE ENVIRONMENT TECHNOLOGY Co.,Ltd. |
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