CN208893851U - A kind of system of sewage treatment plant's foul smell Collecting and dealing - Google Patents
A kind of system of sewage treatment plant's foul smell Collecting and dealing Download PDFInfo
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- CN208893851U CN208893851U CN201821391811.9U CN201821391811U CN208893851U CN 208893851 U CN208893851 U CN 208893851U CN 201821391811 U CN201821391811 U CN 201821391811U CN 208893851 U CN208893851 U CN 208893851U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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Abstract
The utility model discloses a kind of systems of sewage treatment plant's foul smell Collecting and dealing, including gas gathering mask, air-introduced machine, pretreatment spray column, sterilization pool, bio-trickling filter, centrifugal blower, active carbon adsorber, conditioning tank；Gas gathering mask is arranged in above the structures pond body to give an offensive smell, and is connected to by air-introduced machine with pretreatment spray column lower part；Sterilization pool is connected to pretreatment spray column top, and the waste liquid of pretreatment spray tower bottom discharge is back to conditioning tank by pipeline；Bio-trickling filter lower part at the top of pipeline and pretreatment spray column by being connected to, and foul smell after pretreatment enters bio-trickling filter, and bio-trickling top of tower is equipped with one group of nozzle and intermittently sprays nutrient solution downwards；Active carbon adsorber is connected to by centrifugal blower with bio-trickling top of tower, for treated in bio-trickling filter, exhaust gas to be further processed rear qualified discharge.The utility model is with low investment, occupied area is small, equipment is simple, odor removal efficient is high, it is low to bear pollutional load height, operating cost.
Description
Technical field
The utility model belongs to environmental technology field, is related to a kind of system of foul smell Collecting and dealing, and in particular to a kind of
Sewage treatment plant's foul smell is collected and the system of efficient process.
Background technique
With social economy and industrial expansion, a large amount of construction of municipal sewage plant are produced in sewage disposal process
Raw foul smell problem becomes to become increasingly conspicuous, and causes greatly puzzlement and harm to the resident on periphery, the odorant in foul smell
Different degrees of murder by poisoning can all be caused to human body respiration, digestion, angiocarpy and nervous system, existing makes human body generate the hidden of canceration
Suffer from, causes the great attention of various circles of society and government department, and as environmental quality of the people to urban life, work is wanted
It asks and increasingly increases, how to control effectively to foul gas and have become project urgently to be solved instantly.
The foul gas of sewage treatment plant is mainly derived from each processing unit, such as setting pot, aeration tank, sludge-tank,
Foul gas main component has the volatile organic matters such as ammonia, hydrogen sulfide, methyl sulfide, methyl mercaptan (VOC), the malodorant of high concentration
Matter can inhibit the progress of sewerage nitration reaction, so that sewage water denitrification effect is deteriorated, while foul gas is to the equipment of sewage plant
And pipe valve will cause certain corrosiveness, pollute to plant area and surrounding enviroment.
Common deodorizing methods has: bioanalysis, chemical absorption method, oxidizing process, absorption method, plant extraction liquid deodorization process, combustion
Burning method etc..Chemical absorption method generally uses soda acid two-stage to absorb, good to the inorganic gas such as hydrogen sulfide, ammonia effect, imitates to VOC gas
Fruit is poor, and operating cost is higher；Oxidizing process is preferable to VOC gas effect, poor to the inorganic gas effect such as hydrogen sulfide, ammonia, generally
Apply to the gas of small tolerance；Absorption method is good to the inorganic gas such as hydrogen sulfide, ammonia effect, also good to VOC gas effect, if but
Single uses this method as deodorization main process, and replacement is costly, therefore is only applicable to the gas of processing low concentration,
Post-processing as deodorization is to reduce operating cost；Low energy consumption for plant extraction liquid deodorization process, takes up little area, is without secondary pollution, but removes
Smelly effect is general, is mainly used in the structures for being not easy to collect；Energy consumption is high for combustion method, operation higher to catalyst requirement
It is costly, it is suitable for high concentration, narrow-minded Odor control；Bioanalysis is good to hydrogen sulfide, ammonia treatment effect, at VOC gas
Reason effect is good, and operating cost is lower, belongs to the most-often used technique of sewage plant deodorization.
Biological odor removal method is to reach deodorization purpose to the biological adsorption of odor pollutant and degradation using microorganism.Bioanalysis tool
Have that with low investment, equipment is simple, running cost is low, the advantages such as without secondary pollution.Bioanalysis be divided into again biofilter, bio-trickling filter,
Biological scrubber three categories.Biofilter takes up a large area, filler needs periodic replacement, deodorising process is not easy to control, is generally used for
The foul gas of biochemical degradation, applicability are wide；In biological scrubber biology be suspended state, easily-controlled reaction conditions, filler not
Easily blocking；But equipment is more, higher cost, packing specific area are small, using biological adsorption and degradation principles, is not suitable for slightly soluble
Close object；Bio-trickling filter bears pollutional load height, strong shock resistance, is chiefly used in the exhaust gas removal of high concentration, less to be used for
The foul gas of low concentration is handled.
By being comprehensively compared, being analyzed to several common Deodor techniques of sewage treatment plant, find a kind of efficient
Rate, low energy consumption, volumetric loading height, stable deodorization technology, are the current emphasis for needing to pay close attention to and study, in practical application
In, several process integrations can be used and use, play the effect of maximize favourable factors and minimize unfavourable ones, organically combine, playing sharpest edges, it can be by effluvium
Body is handled to national emission standard limit value.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of sewage treatment plant's foul smell collection and efficient place
The system of reason.
The technical scheme adopted by the utility model is a kind of system of sewage treatment plant's foul smell Collecting and dealing, special
Sign is: including gas gathering mask, air-introduced machine, pretreatment spray column, sterilization pool, bio-trickling filter, centrifugal blower, activated carbon adsorption
Device, conditioning tank；
The gas gathering mask is arranged in above the structures pond body to give an offensive smell, and passes through the air-introduced machine and the pretreatment
The connection of spray column lower part；The sterilization pool is connected to the pretreatment spray column top, for mentioning for the pretreatment spray column
For spray-water；The waste liquid of the pretreatment spray tower bottom discharge is back to the conditioning tank by pipeline；The biology drop
By being connected at the top of pipeline and the pretreatment spray column, foul smell after pretreatment enters the bio-trickling for filter tower lower part
Tower, the bio-trickling top of tower are equipped with one group of nozzle and intermittently spray nutrient solution downwards；The active carbon adsorber passes through institute
It states centrifugal blower to be connected to the bio-trickling top of tower, for treated in the bio-trickling filter, exhaust gas further to be located
Qualified discharge after reason.
The utility model method have the characteristics that and the utility model has the advantages that
The set technique combined using spray pretreater, bio-trickling filter, active carbon adsorber three is to sewage plant
Foul gas is handled.Compared with prior art, it is with the water outlet of former sterilization pool for spray that pretreater is sprayed in the utility model
Water drenching source, residue in water a certain concentration sodium hypochlorite, is not only utilized existing water source, and during spray, sodium hypochlorite may be used also
Preliminary oxygenolysis is carried out to the foul gas for entering spray pretreater, reduces the load of subsequent processing；Bio-trickling filter
A certain proportion of obligate deodorization high efficiency composition flora has inside been launched, by cultivating and taming, has utilized micro- life of filler surface attachment
Object carries out degradation purification to foul smell, wherein combining mode with organic filler using inorganic filler, has both avoided because organic matter contains
Rot caused by amount is excessive, filler is hardened, stink increases, increase so as to cause two sides pressure difference, packing layer blocking, deodorizing effect
Difference；It also avoids excessively causing because of inanimate matter content nutritional ingredient deficiency in system simultaneously, the frequency of sprinkling nutrient solution is caused to increase
Greatly, consumption increases, operating cost rises.The utility model optimizes composite filling proportion, can meet itself supply system simultaneously
Unified fixed nutritional ingredient, and not will cause packing layer blocking, it ensure that deodorizing effect；Since bio-trickling filter exports effluvium
Body pollution object concentration is lower, subsequent active carbon adsorber can effectively adsorption of Low Concentration pollutant, with pre-treatment realize
It organically combines, the absorption of low concentration can slow down the replacement frequency of filler particles active carbon in absorber, substantially prolong use
Time, equipment operation is simple and low energy consumption, while exit gas pollutant load can be made to fully meet country " odorant pollutant row
Put standard " limit value in (GB 14554-93) primary standard.
A whole set of processing system have with low investment, occupied area is small, equipment is simple, odor removal efficient is high, it is high to bear pollutional load,
The feature and advantage that strong shock resistance, operating cost are low, discharge gas pollutant concentration is low.
Detailed description of the invention
Fig. 1: the system construction drawing of the utility model embodiment；
Fig. 2: the work flow diagram of the utility model embodiment.
In figure, 1. gas gathering masks, 2. air-introduced machines, 3. pretreatment spray columns, 4. sterilization pools, 5. spray liquid baths, 6. feeding spraying pumps,
7. heater, 8. polypropylene step rings, 9. bio-trickling filters, 10. nutrition liquid baths, 11. nutrient solution circulating pumps, 12. nozzles, 13.
Back washing device, 14. fillers, 15. centrifugal blowers, 16. active carbon adsorbers, 17. conditioning tanks, 18. terminal exhaust outlets, 19. fillers
Support component.
Specific embodiment
Understand for the ease of those of ordinary skill in the art and implements the utility model, it is practical new to this with reference to the accompanying drawing
Type is described in further detail, it should be understood that and implementation example described herein is only used for describing and explaining the present invention,
It is not used to limit the utility model.
Referring to Fig.1, a kind of system of sewage treatment plant's foul smell Collecting and dealing provided by the utility model, including gas gathering mask
1, air-introduced machine 2 pre-processes spray column 3, and sterilization pool 4 sprays liquid bath 5, feeding spraying pump 6, heater 7, polypropylene step ring 8, life
Object drips filter tower 9, nutrition liquid bath 10, nutrient solution circulating pump 11, nozzle 12, back washing device 13, filler 14, centrifugal blower 15, activity
Charcoal absorber 16, conditioning tank 17, terminal exhaust outlet 18, packing support component 19.
Firstly for covering, installation glass reinforced plastic gas gathering mask above the structures pond body mainly to give an offensive smell in sewage treatment plant
1, it is collected and is summarized by branch pipe and be connected to total pipeline, under the effect of air-introduced machine 2, foul smell to be processed is delivered to pretreatment spray
Drench tower 3；It using the water body in the existing sterilization pool 4 of plant area as water source, is sprayed, is washed away grey in gas in pretreatment spray column 3
Dirt；Pre-processing in spray column 3 with filled polypropylene cascade ring 8 is filler, and the sodium hypochlorite using water body remnants in sterilization pool 4 disappears
Toxic agent carries out preliminary oxidation, degradation to some of the contaminants in foul smell；The waste reflux of 3 bottom of spray column discharge is pre-processed to now
There is conditioning tank 17；Foul smell after pretreatment enters bio-trickling filter 9；One group of nozzle 12 is installed downward at the top of bio-trickling filter 9
Interval sprinkling nutrient solution, nutrient solution constantly recycle in bio-trickling filter 9, launch in bio-trickling filter a certain proportion of special
Property deodorization high efficiency composition flora, has preferable biological degradation function by long time cultivation and domestication；In bio-trickling filter 9
It is sequentially filled the combination such as the sponge centainly matched, haydite, active carbon particle, polyurethane foam grain, waste wood, bark from bottom to up
Filler 14 further degrades to the pollutant in foul smell under the action of filler surface attached microbial film, and removal is most of
Ammonia, hydrogen sulfide and volatile organic matter；Gas is discharged to tower top from below to up, eventually enters into work by the conveying of centrifugal blower 15
Property charcoal absorber 16, using the batch granular activated carbon wherein filled, to the further Adsorption of low concentration pollutant in gas,
Gas is discharged and meets " emission standard for odor pollutants " (GB 14554-93) primary standard.
The pretreatment spray column 3 of the present embodiment is additionally provided with spray liquid bath 5, feeding spraying pump 6, the both ends difference of feeding spraying pump 6
It is connected with spray liquid bath 5 and pretreatment spray column 3, spray liquid bath 5 is connect with the existing sterilization pool 4 of plant area, and spray 5 bottom of liquid bath is also
The temperature of spray liquid when winter operation is set to remain at 10-15 DEG C for the heating of spray liquid equipped with heater 7.
Packing support component 19 is equipped with inside the bio-trickling filter 9 of the present embodiment, 14 height of composite filling filled is
1.2-1.5 meters, various filling mixture ratios are sponge: haydite: active carbon particle: polyurethane foam grain: waste wood: bark=1.25:
4:0.8:0.9:1:0.5；Nutrient solution storage tank 10, nutrient solution circulating pump 11, back washing device 13 are additionally provided with outside bio-trickling filter 9,
The backwash frequency of bio-trickling filter 9 is 2-3 months primary, and backwash water source uses plant area's recycle-water, and backwash waste is discharged into existing tune
Save pond 17；The both ends of nutrient solution circulating pump 11 are connected with bio-trickling filter 9 and nutrient solution storage tank 10 respectively, back washing device 13 with
9 bottom of bio-trickling filter is connected.
Using layering drawer-type structure installation in the cabinet of the active carbon adsorber 16 of the present embodiment, built-in 8-12 lattice are taken out
Drawer is evenly distributed, filler particles active carbon in drawer, and replacement frequency is 1-2；End is additionally provided at the top of active carbon adsorber 16
Hold exhaust outlet 18.
The exhaust outlet at 3 top of pretreatment spray column and the air inlet of 9 bottom of bio-trickling filter of the present embodiment pass through pipeline
Be connected, the exhaust outlet at the top of bio-trickling filter 9 is connected with centrifugal blower 15, the air inlet of 16 bottom of active carbon adsorber and from
15 other end of heart blower is connected, and all pipe valves in system are all made of the glass steel material of corrosion resistance.
The system of the present embodiment can realize PLC Automatic Control.
The utility model carries out foul smell collection using the wastewater treatment facility that gas gathering mask may distribute foul gas to sewage plant, and
The set technique combined using spray pretreater, bio-trickling filter, active carbon adsorber three to foul gas at
Reason.Particular technique principle is as follows:
By covering FRP material gas gathering mask to the sewage treatment structure top installation mainly to give an offensive smell, and by each
Foul smell is aggregated into gas collecting main pipe by the branch pipe at the top of gas gathering mask, and the collection of foul smell is realized under the action of air-introduced machine, and foul smell is sent
To pretreatment spray column, spray mainly elutes foul smell, removes the dust in gas, and humidify to gas, gas
Body water content reaches 95%-98%, due to containing certain density oxidizing agent sodium hypochlorite, oxidable decomposition foul smell in shower water
In part VOC pollutant, reduce subsequent processing load；Bio-trickling top of tower interval sprinkling nutrient solution is to guarantee microorganism
Growth needs, and launches a certain proportion of obligate deodorization high efficiency composition flora, maintains PH range in 7-8, by long time cultivation, tames and dociles
To change, microbial flora has preferable biological degradation function, the compounded mix being made of inanimate matter and organic matter is filled in tower,
Organic matter filler also can provide a part of nutriment, on compounded mix surface under the action of attached microbial film, foul gas
In pollutant be further degraded, removal 90% or more ammonia, hydrogen sulfide and volatile organic matter (VOC), treated
Foul smell still containing the pollutant component of low concentration, is acted on by the granular activated carbon filled in active carbon adsorber, utilizes work
Property charcoal porosity characteristic and powerful absorption property, to the further Adsorption of low concentration pollutant in gas, to reach discharge
Standard.
See Fig. 2, the workflow of the utility model, comprising the following steps:
Step 1: for structures pond body (such as setting pot, aeration tank, the sludge-tank mainly to give an offensive smell in sewage treatment plant
Deng) top covering, installation gas gathering mask 1, passing through branch pipe collects foul smell and summarizes and be connected to total pipeline, will under the effect of air-introduced machine 2
Foul smell to be processed is delivered to pretreatment spray column 3；
Step 2: using the water body in the existing sterilization pool 4 of plant area as water source, being sprayed in pretreatment spray column 3, first washed
Dust from gas is removed, the sodium hypochlorite of water body remnants in sterilization pool 4 is recycled, some of the contaminants in foul smell are carried out just
Step oxidation, degradation, the waste reflux of pretreatment 3 bottom of spray column discharge to existing conditioning tank 17, foul smell after pretreatment into
Enter bio-trickling filter 9；
The concentration of sodium hypochlorite is 1-4mg/L, spray operation and air inlet in the spray water source used in pretreatment spray column 3
It is synchronous, continue uninterrupted；Pre-process the cascade ring 8 single diameter 50mm, ratio of height to diameter 1:2-2.5 filled in spray column 3.
Step 3: the nutrient solution that 9 top interval spray cycle of bio-trickling filter uses, bio-trickling filter 9 is interior to launch certain ratio
The obligate deodorization high efficiency composition flora of example, is tamed by long-term cultivation, is made in the microbial film that the surface of composite filling 14 is adhered to
Under, the pollutant in foul smell is further degraded, and removes the volatility such as most of ammonia, hydrogen sulfide and methyl sulfide, methyl mercaptan
Organic matter (VOC), gas are discharged from tower top；
In composite filling 14, sponge, haydite diameter be 4-5cm；Active carbon particle, bark diameter be 2.5-3.5cm；
The diameter of polyurethane foam grain is 2-2.6cm, the diameter of waste wood is 0.8-1.6cm.
Nutrient solution is the glucose solution of 5-10% in bio-trickling filter 9, and the spray period of nutrient solution is 8-10 days；Operation
When composite filling 14 layers of pH value control be 7-8, foul smell moisture content > 90% to be processed, the surface loading of bio-trickling filter 9 is
200-225m3/(m2.h), and residence time of the foul smell in tower is 30-45 seconds.
Step 4: gas eventually enters into active carbon adsorber 16 by the conveying of centrifugal blower 15, in the absorption of granular activated carbon
Under effect, to the further Adsorption of low concentration pollutant in gas, gas qualified discharge；
The granular activated carbon filled in active carbon adsorber 16 is in advance with 10% acid solution, 10% lye, deionization
It water process and cleaned.
Foul gas is collected through gas gathering mask in municipal sewage plant, and using spray pretreater, bio-trickling filter, work
Property charcoal absorber three combine set technique processing after can reach " emission standard for odor pollutants " (GB 14554-93) one
Grade standard.
It should be understood that the part that this specification does not elaborate belongs to the prior art.
It should be understood that the above-mentioned description for preferred embodiment is more detailed, can not therefore be considered to this
The limitation of utility model patent protection scope, those skilled in the art are not departing under the enlightenment of the utility model
Under ambit protected by the claims of this utility model, replacement or deformation can also be made, the utility model is each fallen within
Within protection scope, the utility model is claimed range and should be determined by the appended claims.
Claims (8)
1. a kind of system of sewage treatment plant's foul smell Collecting and dealing, it is characterised in that: including gas gathering mask (1), air-introduced machine (2),
Pre-process spray column (3), sterilization pool (4), bio-trickling filter (9), centrifugal blower (15), active carbon adsorber (16), conditioning tank
(17)；
The gas gathering mask (1) is arranged in above the structures pond body to give an offensive smell, and passes through the air-introduced machine (2) and the pre- place
Manage the connection of spray column (3) lower part；The sterilization pool (4) is connected to pretreatment spray column (3) top, for being the pre- place
It manages spray column (3) and spray-water is provided；The waste liquid of pretreatment spray column (3) bottom discharge is back to the tune by pipeline
It saves pond (17)；Bio-trickling filter (9) lower part is preprocessed by being connected at the top of pipeline and the pretreatment spray column (3)
Foul smell afterwards enters the bio-trickling filter (9), and one group of nozzle (12) interval downwards is equipped at the top of the bio-trickling filter (9)
Spray nutrient solution；The active carbon adsorber (16) at the top of the centrifugal blower (15) and the bio-trickling filter (9) by connecting
It is logical, for treated in the bio-trickling filter (9), exhaust gas to be further processed rear qualified discharge.
2. the system of sewage treatment plant's foul smell Collecting and dealing according to claim 1, it is characterised in that: the pretreatment
The interior filled polypropylene cascade ring (8) of spray column (3).
3. the system of sewage treatment plant's foul smell Collecting and dealing according to claim 1, it is characterised in that: the biology drop
Filter tower (9) be sequentially filled from bottom to up centainly match by sponge, haydite, active carbon particle, polyurethane foam grain, waste wood,
The filler (14) of bark one or more combination, filler (14) surface attached microbial film.
4. the system of sewage treatment plant's foul smell Collecting and dealing according to claim 1, it is characterised in that: the pretreatment
Spray column (3) be also configured with spray liquid bath (5), feeding spraying pump (6), the both ends of the feeding spraying pump (6) respectively with the spray
Leaching liquid bath (5) is connected with the pretreatment spray column (3), and the spray liquid bath (5) is connect with the sterilization pool (4).
5. the system of sewage treatment plant's foul smell Collecting and dealing according to claim 4, it is characterised in that: the spray liquid
Slot (5) bottom is additionally provided with heater (7), for the heating of spray liquid, remains the temperature of spray liquid when winter operation
At 10-15 DEG C.
6. the system of sewage treatment plant's foul smell Collecting and dealing according to claim 3, it is characterised in that: the filler
(14) highly it is 1.2-1.5 meters, filling mixture ratio is sponge: haydite: active carbon particle: polyurethane foam grain: waste wood: bark=
1.25:4:0.8:0.9:1:0.5。
7. the system of sewage treatment plant's foul smell Collecting and dealing according to claim 1, it is characterised in that: the biology drop
It is also configured with nutrient solution storage tank (10), nutrient solution circulating pump (11), back washing device (13) outside filter tower (9), the nutrient solution follows
The both ends of ring pump (11) are connected with the bio-trickling filter (9) and the nutrient solution storage tank (10) respectively, the back washing device
(13) it is connected with the bio-trickling filter (9) bottom.
8. the system of sewage treatment plant's foul smell Collecting and dealing described in -7 any one according to claim 1, it is characterised in that:
Using layering drawer-type structure installation in the cabinet of the active carbon adsorber (16), built-in 8-12 lattice drawer is evenly distributed,
Filler particles active carbon in drawer, replacement frequency are 1-2；Terminal row is additionally provided at the top of the active carbon adsorber (16)
Port (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821391811.9U CN208893851U (en) | 2018-08-28 | 2018-08-28 | A kind of system of sewage treatment plant's foul smell Collecting and dealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821391811.9U CN208893851U (en) | 2018-08-28 | 2018-08-28 | A kind of system of sewage treatment plant's foul smell Collecting and dealing |
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| Publication Number | Publication Date |
|---|---|
| CN208893851U true CN208893851U (en) | 2019-05-24 |
Family
ID=66570488
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| CN201821391811.9U Active CN208893851U (en) | 2018-08-28 | 2018-08-28 | A kind of system of sewage treatment plant's foul smell Collecting and dealing |
Country Status (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108854355A (en) * | 2018-08-28 | 2018-11-23 | 湖北君集水处理有限公司 | A kind of system and method for sewage treatment plant's foul smell Collecting and dealing |
| CN113209794A (en) * | 2021-05-07 | 2021-08-06 | 南京飞锦环保科技有限公司 | Biological soil deodorization system and deodorization method |
-
2018
- 2018-08-28 CN CN201821391811.9U patent/CN208893851U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108854355A (en) * | 2018-08-28 | 2018-11-23 | 湖北君集水处理有限公司 | A kind of system and method for sewage treatment plant's foul smell Collecting and dealing |
| CN113209794A (en) * | 2021-05-07 | 2021-08-06 | 南京飞锦环保科技有限公司 | Biological soil deodorization system and deodorization method |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190527 Address after: 430074 No. 3 Huangjiahu University Town, Hongshan District, Wuhan City, Hubei Province Patentee after: Hubei Junji Water Treatment Co., Ltd. Address before: 430074 No. 3 Huangjiahu University Town, Hongshan District, Wuhan City, Hubei Province Co-patentee before: WUHAN TECHNOLOGY AND BUSINESS UNIVERSITY Patentee before: Hubei Junji Water Treatment Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200415 Address after: 312400 yankeng village, Xianyan Town, Shengzhou City, Shaoxing City, Zhejiang Province Patentee after: Shengzhou Junji sewage advanced treatment Co., Ltd Address before: 430074 Hubei Province, Wuhan city Hongshan District Huangjiahu University City No. 3 Patentee before: HUBEI JUNJI WATER TREATMENT Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220426 Address after: 430079 Hyundai, No. 41, Guanggu Avenue, Donghu New Technology Development Zone, Wuhan, Hubei Province 27 / F, building 1, phase I, international design City Patentee after: Junji Environmental Technology Co.,Ltd. Address before: 312400 yankeng village, Xianyan Town, Shengzhou City, Shaoxing City, Zhejiang Province Patentee before: Shengzhou Junji sewage advanced treatment Co.,Ltd. |