CN208617624U - The particle strengthening sewage-treatment plant of packaged type - Google Patents
The particle strengthening sewage-treatment plant of packaged type Download PDFInfo
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- CN208617624U CN208617624U CN201820431358.3U CN201820431358U CN208617624U CN 208617624 U CN208617624 U CN 208617624U CN 201820431358 U CN201820431358 U CN 201820431358U CN 208617624 U CN208617624 U CN 208617624U
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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
- C02F3/30—Aerobic and anaerobic processes
-
- 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
- C02F3/02—Aerobic processes
- C02F3/08—Aerobic processes using moving contact bodies
- C02F3/085—Fluidized beds
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model provides a kind of particle strengthening sewage-treatment plant of packaged type, including one to multiple bio-reaction zones, the bio-reaction zone at least one include suspended particulate system, it include the carrier granular as micropopulation in the suspended particulate system, the suspended particulate system is grown to principle to be conducive to micropopulation, and the bio-reaction zone includes any of or a combination of aerobic area, anaerobic zone, anoxic zone, aerobic zone.The particle strengthening sewage-treatment plant is box using concentrating, it is moved easily, it can Optional assembling, being installed in trailer can move freely, the pollution sources of drainage pipeline networks cannot be accessed for sewage such as the small towns of scattered distribution, residential quarters, hotel, restaurant, tourist spot, mountain areas, carry out treatment in situ.Have many advantages, such as that occupied area is small, treatment effeciency is high, energy consumption is small, sludge output is few, be easily manipulated management, there is boundless application prospect in terms of dispersing point source sewage treatment.
Description
Cross reference to related applications
This application claims the priority for the following Chinese Patent Application No. submitted on March 28th, 2017 and by being cited in full text
Mode being cited in full text for following Chinese Patent Application No. is integrated to the application:
201710190014.8 201710190231.7,201710190239.3,201710190261.8,
201710191017.3 201710191046.X, 201720306549.2,201720306550.5,201720307758.9,
201720308436.6 201720308438.5,201720308449.3.
Technical field
The utility model relates to a kind of particle strengthening sewage-treatment plants of packaged type, are applied at dispersion point source sewage
Reason.
Background technique
From the point of view of surface water and groundwater water quality monitoring result in 2015, the current whole water quality condition in China is not allowed to find pleasure in
See, and with the growth and expanding economy of population, demand of the China to water resource can be increasing, wastewater discharge also with
Increase, therefore China Situation of water resources it is precarious.Waste water is mainly derived from sanitary wastewater, industrial wastewater, livestock and poultry cultivation
Waste water and agricultural effluent etc., the main indicator of waste water is COD (COD), biochemical oxygen demand (BOD) (BOD), ammonia nitrogen and total
Phosphorus etc., wherein containing the various nutriments that can promote aquatic plants growth, the pathogen microorganism that can be caused a disease and may cause
Cancer or the toxic compounds of gene mutation, if these sewage are handled not in time, after direct emission, to the living environment and body of people
Body health brings hidden danger.
The method of processing waste water has very much, can be divided into physical method, chemical method, physical-chemical process, biology by its action principle
Four kinds of method, these methods can be used simultaneously when handling waste water, wherein bioanalysis is most economical effective processing method, thus wide
General use.Currently, Biological Treatment of Wastewater technology is using activated sludge in most of conventional waste water treatment plant at home
Method, such as oxidation ditch activated sludge process, A-B activated sludge process, SBR sequencing batch active sludge, the formula that feeds intake activated sludge process etc.,
Although treatment effect can reach the requirement of " urban wastewater treatment firm pollutant emission standard " (GB18918-2002), these sides
Method organic loading is low, microorganism concn is low, anti impulsion load ability is weak, excess sludge production is big, is also easy to produce sludge bulking, causes
Treatment effeciency is low, energy consumption is high, surplus sludge volume is big, so that device volume is big, occupied space is more, it is therefore desirable to which one kind is more
Efficiently, energy-efficient sewage disposal technology.Meanwhile in the low density place of some populations, it is not suitable for building extensive pipe network, large size
The place of sewage treatment plant and the small-sized place for only needing transience to handle etc., these places are not available at traditional waste water
Device is managed, need a kind of construction low with operating cost and movably minimizes sewage-treatment plant.In conclusion needing now
A kind of efficient, energy-efficient sewage disposal technology and movably minimize sewage-treatment plant.
Related earlier application of the application based on aforementioned reference carries out it using expanding, by described containing outstanding
The box-type sewage disposal device of floating particles system is mounted in free-moving container or trailer, for handling dispersion point source
Sewage.
Utility model content
In view of this, the present invention provides a kind of particle strengthening sewage-treatment plant of packaged type,
Grain enhanced sewage processing unit use container-type, be moved easily, can Optional assembling, being installed in trailer freely to move
It is dynamic, drainage pipeline networks cannot be accessed for sewage such as the small towns of scattered distribution, residential quarters, hotel, restaurant, tourist spot, mountain areas
Pollution sources carry out treatment in situ.
In order to achieve the above objectives, the utility model discloses following technical solutions:
A kind of particle strengthening sewage-treatment plant of packaged type, comprising:
One or more bio-reaction zones；
At least one includes suspended particulate system for the bio-reaction zone, includes conduct in the suspended particulate system
The carrier granular of micropopulation, the suspended particulate system are grown to principle to be conducive to micropopulation；The carrier granular is
Light particle, weight particle or hybrid particles, the light particle are plastic grain and/or hollow glass marble；The heavy particle is modeling
Expect particle, volcanic rock particle and/or zeolite granular；Light, weight particle the shape is spherical shape, elliposoidal, column shape or does not advise
Then polygon；
The bio-reaction zone includes any of or a combination of aerobic area, anaerobic zone, anoxic zone, aerobic zone；To institute
The middle part or lower part for the bio-reaction zone stated are passed through gas；The gas is uniformly distributed by aerator, and the aerator is selected
Disc type diaphragm aerator, tube aerator or pore type leather hose.
A kind of particle strengthening sewage-treatment plant of packaged type of the utility model has the advantage that apparatus structure is tight
Gather, area is small, treatment effeciency is high, energy consumption is small, sludge yield is few, conveniently moving, be easily manipulated, can treatment in situ etc., dispersing
There is boundless application prospect in terms of point source sewage treatment.
Detailed description of the invention
Fig. 1 is a kind of particle strengthening sewage-treatment plant schematic diagram of packaged type of the utility model.
Specific embodiment
In order to better understand the particle strengthening sewage-treatment plant of this packaged type, it is illustrated below with reference to embodiment
The device.
In one embodiment, the utility model discloses a kind of particle strengthening sewage-treatment plant of packaged type, packets
It includes:
One or more bio-reaction zones；
At least one includes suspended particulate system for the bio-reaction zone, includes conduct in the suspended particulate system
The carrier granular of micropopulation, the suspended particulate system are grown to principle to be conducive to micropopulation；The carrier granular is
Light particle, weight particle or hybrid particles, the light particle are plastic grain and/or hollow glass marble；The heavy particle is modeling
Expect particle, volcanic rock particle and/or zeolite granular；Light, weight particle the shape is spherical shape, elliposoidal, column shape or does not advise
Then polygon；
The bio-reaction zone includes any of or a combination of aerobic area, anaerobic zone, anoxic zone, aerobic zone；To institute
The middle part or lower part for the bio-reaction zone stated are passed through gas；The gas is uniformly distributed by aerator, and the aerator is selected
Disc type diaphragm aerator, tube aerator or pore type leather hose etc..
For the embodiment, particle strengthening sewage-treatment plant is made into packaged type, this form is more flexible,
Treatment in situ sewage high financial profit.The structure of box-type by one or more bio-reaction zones, including aerobic area, anaerobic zone,
Anoxic zone, aerobic zone carry out the layout of diversified combination, compact and reasonable, more can flexibly cope with complicated sewage treatment
System.The carrier that suspended particulate is grown as micropopulation, the biggish specific surface area of particle can adhere to for microorganism to be provided enough
Space, due to microorganism suspended particulate medium surface growth with fall off, continuous renewal, can effectively improve micro- in system
The concentration of biology, to be easy to carry out organic pollutant metabolic degradation reaction, and/or anti-to ammonia nitrogen progress nitration denitrification
It answers, and/or release phosphorus is carried out to phosphorus and absorbs the reaction of phosphorus, to improve sewage treating efficiency.
The characteristics of suspended particulate system is as follows: (1) higher organic volumetric loading, hydraulic detention time is short, required reaction
Device it is small in size, occupied space is also reduced therewith, place nervous especially suitable for soil and high land price；(2) mass-transfer performance
It is good, when especially gas procedure being taken to fluidize, higher treatment effeciency can be made it have；(3) flowing of gas-liquid-solid three-phase can
Promote the update of biomembrane, guarantees that the strong microorganism of activity occupies particle surface to have stronger processing capacity；(4) pass through
The mode that gas effect allows particle to suspend more reduces energy consumption.In conclusion suspended particulate system is in wastewater treatment
In can not only improve its treatment effeciency, and energy can be saved.The particle strengthening sewage-treatment plant of this packaged type
It can maximum enhanced sewage treatment effect using suspended particulate system.
The particle strengthening sewage-treatment plant of the packaged type is including one or more in another embodiment
It further include a decanting zone while bio-reaction zone, settable some high efficiency packings in this decanting zone are used for mud-water separation, mud
Water passes through high efficiency packing during rising, and sludge is settled, discharge after decanting zone upper layer primary water is up to standard.
When selecting particle to consider partial size in suspended particulate system, the general diameter for selecting carrier granular is 0.5-12mm, excellent
Selecting carrier granular diameter is 2-5mm.If carrier granular partial size is excessive, particle of the same race is needed to overcome bigger drag force and be needed more
Energy can just carrier granular be made to be suspended in system, and selected particle diameter is excessive, then the specific surface area of particle is smaller,
More it is unfavorable for gas-liquid-solid three-phase and comes into full contact with mass transfer.
In the particle strengthening sewage-treatment plant, the middle part or lower part of the bio-reaction zone of Xiang Suoshu are passed through gas
On the one hand body, being passed through for gas provide the progress that certain dissolved oxygen meets biochemical reaction for system, on the one hand mention for carrier granular
Make its even suspension in systems for certain power.Aerating system is the key that whole device, and aerator can select disc type
Diaphragm aeration equipment, tube aerator, pore type leather hose etc..It selects to comprehensively consider when aerator while meet biochemical reaction
Oxygen demand and particle two conditions of suspension.If desired amount is big, then selects the aerator of minute bubbles；The small optional atmosphere of requirement
The aerator of bubble.
It selects light particle as particulate vector in suspended particulate system, considers that first choice density is more than or equal to when density factor
The density of liquid phase 50% and be less than the light particle of the density of liquid phase, preferential selection is greater than the light of the density of liquid phase 80%
Particle.If the density of light particle is too low, the light particle and the Liquid density difference are excessive under equal volume, need bigger move
Power can just overcome the buoyancy of light particle itself, and energy consumption is excessive, and the density of light particle and the density of liquid phase are closer, it is easier
It suspends in the liquid phase.
Light particle carrier suspends in systems to be achieved in that light particle is added in a liquid, close due to light particle
Degree is less than the density of liquid, and light particle floats on the upper layer of liquid when standing, and gas is passed through into system, with the increasing of gas velocity,
Reduction and gas of the light particle of ullage as gas-liquid mixed density to the effect of liquid and caused by disturbance influence
Start to move and suspend to the lower part.
It selects weight particle as particulate vector in suspended particulate system, considers that first choice density is less than or equal to when density factor
The heavy particle of the 150% of the density of liquid phase, preferential selection are less than the heavy particle of the density of liquid phase 120%.If weight particle
Density is excessive, and the heavy particle and the Liquid density difference are excessive under equal volume, and weight can be overcome by needing bigger power
The gravity of grain itself, energy consumption is excessive, and the density of weight particle and the density of liquid phase are closer, easier to hang in the liquid phase
It is floating.
Weight particulate vector suspends in systems is achieved in that in a liquid be added weight particle, due to weigh particle it is close
Degree is greater than the density of liquid, and weight particle is sunken to the lower part of liquid when standing, and gas is passed through into system, with the increasing of gas velocity,
When the drag force that gas acts on carrier granular is greater than the gravity of itself, particle is moved upwards under the influence of gas and is hanged
It is floating.
Select hybrid particles as particulate vector in suspended particulate system, the hybrid particles are light particle and weight particle
Mixing.80%- of the density of the hybrid particles between the 50%-150% of water body density, preferably in water body density
Between 120%.If the density of hybrid particles and place fluid density difference are excessive, need bigger power that can just overcome particle itself
Buoyancy or gravity, energy consumption is excessive, and the density of particle and the density of liquid phase are closer, easier to suspend in the liquid phase.
Not only included light particle for hybrid particles, in system but also included weight particle, as long as therefore appropriate of selection
Service speed intersection when grain and suitable operating gas velocity, that is, light particle and weight particle suspended state, can make mixing
Grain is in suspended state in systems.It suspends again since light, weight particle is moved from the both ends of system to center position, gently, again
The concentration gradient that particle is formed on the axial direction of system can carry out complementation and reach uniform distribution.
Further, the size of the carrier granular can it is uniform can also be non-uniform, the density of the carrier granular can
With it is uniform can also be non-uniform.Selection carrier granular not only needs to consider the density of particle, partial size, but also needs to consider particle
Material, shape, surface property etc. influence factor.The light particle can be plastic grain (such as: polyethylene, polypropylene, hair
Polystyrene of bubble etc.) it is also possible to hollow glass marble etc.；Weight particle can be plastic grain, volcanic rock, zeolite etc.
Deng.Light, weight particle the shape is varied, can be spherical shape, elliposoidal, column shape is also possible to irregular polygon
Etc..Particle should preferentially select large specific surface area when selecting, similar spherical, density and the particle that liquid is close, drain is good, both
It is easy to fluidize energy conservation and mass-transfer efficiency with higher.
In another embodiment, the carrier granular can also include one or more micropores, in advance or handle
During sewage in micropore enriched microorganism.Further, the particle can also while including micropore, including one
It is a or multiple with microporous connectivity cavity, cavity inside preconcentration microorganism, and in sewage disposal process by micropore with
Waste water, mass transfer.The microorganism is carried before can be processing sewage by particle in advance, is also possible to handle rich when sewage
Collection, carrying are from sewage existing for itself.
The particle strengthening sewage-treatment plant of the packaged type includes water inlet system, outlet system, gas handling system, row
Mud system or combinations thereof.Continuously or intermittently intake method can be used in the gas handling system as needed.Sludge drainage system can be determined
Phase is by the sludge discharge system of sedimentation.
In another embodiment, the box-type particle strengthening sewage-treatment plant is arranged in movable container
Or in trailer, can be directed to the sewage such as small towns, residential quarters, hotel, restaurant, tourist spot, the mountain area of scattered distribution cannot the row of access
The pollution sources of pipe network carry out treatment in situ.
In another embodiment, one or more described devices are placed near dispersion point source sewage mouth, are just located in
Point source sewage is managed, treated, and device can be moved near next point source sewage mouth, continue to use.
The process that the particle strengthening sewage-treatment plant of the packaged type carries out sewage treatment in situ is as follows:
Sewage is by being passed through box-type particle strengthening sewage through pipeline under the action of sewage pump after primary sedimentation tank preliminary sedimentation
In the biochemical reaction zone of processing unit；Air enters aerator through air inlet pipe under the action of air pump；In the biochemical reaction zone
Carrier granular be equably suspended in system under the influence of gas, carrier particle surface attachment microorganism and sewage it is abundant
Contact enables sewage effectively to handle.Treated sewage passes through in decanting zone mud-water separation under the action of high efficiency packing, clear
Clear water up to standard is discharged on decanting zone top, discharges or utilizes after ultraviolet disinfection.
As shown in Figure 1, in another embodiment, the installation in the trailer railway carriage that length, width and height are respectively 8.6 × 2.5 × 4m
One length, width and height is respectively 4 × 2 × 3m box-type sewage-treatment plant, and box-type sewage-treatment plant includes three biological respinses
Area and settling zone, three reaction zones are respectively anaerobic zone, anoxic zone, aerobic zone.
It is put into solid particle at least one bio-reaction zone, the solid particle can be light particle or/and again
Particle, solid particles surface can carry or the enriched microorganism in sewage disposal process, and solid particle is in gas and/or liquid stream body
Under the action of be dispersed in bio-reaction zone, entrained microorganism can effectively handle sewage on particle.
Certain residential quarters sanitary sewage is handled using the device, the treating capacity of daily sewage is 120 tons, in the runtime
Interior, average COD of intaking is 290g/m3, average NH4- N is 40g/m3, total nitrogen 48g/m3, total phosphorus 1.8g/m3.It is small by 2.1
When hydraulic detention time after, water outlet reach " water environment quality standard " (GB3838-2002) IV class water quality standard.Compared to not
Using the system of box-type mini system, handling sewage efficiency can be improved 4 times or more.
The above, the only preferred embodiment of the utility model, are not intended to limit the utility model, each embodiment
It is described in a progressive manner, the same or similar parts between the embodiments can be referred to each other, each embodiment emphasis
What is illustrated is the difference from other embodiments.It is all that above embodiments are done according to the technical essence of the utility model
Any trickle amendment, equivalent replacement and improvement should be included within the protection scope of technical solutions of the utility model.
Claims (10)
1. a kind of particle strengthening sewage-treatment plant of packaged type, comprising: one or more bio-reaction zones；Its feature exists
In: at least one includes suspended particulate system for the bio-reaction zone, includes being used as micro- life in the suspended particulate system
The carrier granular of object group, the suspended particulate system are grown to principle to be conducive to micropopulation；The carrier granular is light
Grain, weight particle or hybrid particles, the light particle are plastic grain and/or hollow glass marble；The heavy particle is plastics
Grain, volcanic rock particle and/or zeolite granular；Light, weight particle the shape is spherical shape, elliposoidal, column shape or irregular more
Side shape；
The bio-reaction zone includes any of or a combination of aerobic area, anaerobic zone, anoxic zone, aerobic zone；To described
The middle part or lower part of bio-reaction zone are passed through gas；The gas is uniformly distributed by aerator, and the aerator selects disc type
Diaphragm aeration equipment, tube aerator or pore type leather hose；
Wherein, under the influence of gas, carrier granular is in suspended state.
2. a kind of particle strengthening sewage-treatment plant of packaged type according to claim 1, it is characterised in that further include
One decanting zone.
3. a kind of particle strengthening sewage-treatment plant of packaged type according to claim 1, it is characterised in that the load
The diameter of body particle is 0.5-12mm.
4. a kind of particle strengthening sewage-treatment plant of packaged type according to claim 3, which is characterized in that the load
The diameter of body particle is 2-5mm.
5. a kind of particle strengthening sewage-treatment plant of packaged type according to claim 1, it is characterised in that:
The carrier granular further includes one or more micropores, is enriched in advance or in micropore micro- life during handling sewage
Object and the particle also optionally include one or more cavitys with microporous connectivity, cavity inside preconcentration microorganism,
And pass through micropore and waste water, mass transfer in sewage disposal process；Wherein, the microorganism is pre- by particle before handling sewage
It first carries, or is enriched with, is carried from sewage itself when processing sewage.
6. a kind of particle strengthening sewage-treatment plant of packaged type according to claim 1, it is characterised in that:
The suspended particulate is light particle, and the light particle density is more than or equal to the 50% of place water body density and is less than place water
The density of body；
The suspended particulate is attached most importance to particle, and the density of the heavy particle is greater than the density of place water body and is less than or equal to place water body
The 150% of density；
The suspended particulate system is hybrid particles, and the hybrid particles are the mixing of light particle and weight particle, the mixing
The density of grain is between the 50%-150% of water body density.
7. a kind of particle strengthening sewage-treatment plant of packaged type according to claim 6, it is characterised in that:
The light particle density is more than or equal to the 80% of place water body density and is less than the density of place water body；
The density of the heavy particle is greater than the density of place water body and is less than or equal to the 120% of place water body density；
The density of the hybrid particles is between the 80%-120% of water body density.
8. a kind of particle strengthening sewage-treatment plant of packaged type according to claim 1-7, feature exist
In:
Described device further includes water inlet system, outlet system, gas handling system, sludge drainage system or combinations thereof；
The gas handling system is using continuously or intermittently intake method.
9. a kind of particle strengthening sewage-treatment plant of packaged type according to claim 1-7, feature exist
In, one or more described devices are arranged in moveable container or trailer, treatment in situ disperse point source sewage.
10. a kind of particle strengthening sewage-treatment plant of packaged type according to claim 1-7, feature exist
In one or more described devices being placed near dispersion point source sewage mouth, treatment in situ point source sewage, treated device
It is moved near next point source sewage mouth, continues to use.
Applications Claiming Priority (24)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017203084493 | 2017-03-28 | ||
| CN2017101902317 | 2017-03-28 | ||
| CN2017203065505 | 2017-03-28 | ||
| CN201710191017 | 2017-03-28 | ||
| CN2017101900148 | 2017-03-28 | ||
| CN2017101902618 | 2017-03-28 | ||
| CN201720308436 | 2017-03-28 | ||
| CN201720308449 | 2017-03-28 | ||
| CN201710191046X | 2017-03-28 | ||
| CN2017203077589 | 2017-03-28 | ||
| CN2017203084385 | 2017-03-28 | ||
| CN201720307758 | 2017-03-28 | ||
| CN201710191046 | 2017-03-28 | ||
| CN201720308438 | 2017-03-28 | ||
| CN201710190239 | 2017-03-28 | ||
| CN201710190231 | 2017-03-28 | ||
| CN2017203084366 | 2017-03-28 | ||
| CN201710190014 | 2017-03-28 | ||
| CN201710190261 | 2017-03-28 | ||
| CN2017101910173 | 2017-03-28 | ||
| CN201720306550 | 2017-03-28 | ||
| CN201720306549 | 2017-03-28 | ||
| CN2017203065492 | 2017-03-28 | ||
| CN2017101902393 | 2017-03-28 |
Publications (1)
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| CN208617624U true CN208617624U (en) | 2019-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820431398.8U Active CN209143828U (en) | 2017-03-28 | 2018-03-28 | A kind of particle strengthening water purifying device being placed in river or lake |
| CN201810263743.6A Pending CN108658232A (en) | 2017-03-28 | 2018-03-28 | One kind putting forward target particle strengthening method to existing sewage disposal system dilatation |
| CN201820431358.3U Active CN208617624U (en) | 2017-03-28 | 2018-03-28 | The particle strengthening sewage-treatment plant of packaged type |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820431398.8U Active CN209143828U (en) | 2017-03-28 | 2018-03-28 | A kind of particle strengthening water purifying device being placed in river or lake |
| CN201810263743.6A Pending CN108658232A (en) | 2017-03-28 | 2018-03-28 | One kind putting forward target particle strengthening method to existing sewage disposal system dilatation |
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| CN (3) | CN209143828U (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115140833A (en) * | 2022-07-26 | 2022-10-04 | 同济大学 | Intelligent novel suspension carrier based on microcontroller |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK2508488T3 (en) * | 2011-04-04 | 2015-09-14 | Veolia Water Solutions & Tech | Improved biological wastewater treatment reactor and process |
| CN104193005B (en) * | 2014-09-03 | 2016-04-20 | 中国科学院广州能源研究所 | A kind of small-sized fluidized bed Sewage treatment systems and operation method thereof |
-
2018
- 2018-03-28 CN CN201820431398.8U patent/CN209143828U/en active Active
- 2018-03-28 CN CN201810263743.6A patent/CN108658232A/en active Pending
- 2018-03-28 CN CN201820431358.3U patent/CN208617624U/en active Active
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| Publication number | Publication date |
|---|---|
| CN108658232A (en) | 2018-10-16 |
| CN209143828U (en) | 2019-07-23 |
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