CN105837006A - Air flotation thickening device with sludge conditioning effect - Google Patents
Air flotation thickening device with sludge conditioning effect Download PDFInfo
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- CN105837006A CN105837006A CN201610415963.7A CN201610415963A CN105837006A CN 105837006 A CN105837006 A CN 105837006A CN 201610415963 A CN201610415963 A CN 201610415963A CN 105837006 A CN105837006 A CN 105837006A
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- eddy current
- phase blender
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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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
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- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
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- Environmental & Geological Engineering (AREA)
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- Organic Chemistry (AREA)
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Abstract
The invention discloses an air flotation thickening device with a sludge conditioning effect. The air flotation thickening device comprises a reaction tank, wherein multi-stage series three-phase vortex mixers are arranged above the reaction tank side by side; and a slag remover is arranged above a separation chamber of the reaction tank; a slag collection tank is arranged below the slag remover; one end of a main water inlet pipe is connected with an outlet of a water feed pump, the other end of the main water inlet pipe is connected with a side water inlet of the first-stage three-phase vortex mixer; a bottom water outlet of the former-stage three-phase vortex mixer is connected with a side water inlet of the latter-stage three-phase vortex mixer; the bottom of the last-stage three-phase vortex mixer is connected with a release pipe; a drug feed pipe is respectively connected with side water inlets of intermediate two-stage three-phase vortex mixers; one end of an air inlet pipe is connected with an outlet of an air compressor, and the other end of the air inlet pipe is connected with a top air inlet of an intermediate one-stage three-phase vortex mixer; the top air inlet of the intermediate other-stage three-phase vortex mixer is connected with an exhaust pipe. The air flotation thickening device has the advantages of fast thickening speed, short residence time, low moisture content of scum, high effluent quality, and small occupied area.
Description
Technical field
The invention belongs to environmental technology field, relate to a kind of sludge concentration device, particularly to one, there is mud
The floatation thickening device of quenched effect.
Background technology
Sludge of sewage treatment plant has moisture content height, volume is big, be easily generated the features such as stench.Municipal sewage treatment
Factory's specific resistance to filtration problem draws attention day by day, and sludge condensation is one of main technique of specific resistance to filtration.
Sludge condensation is still based on gravity concentration at present, from the point of view of sustainable development, and sludge concentration device integration
The application of equipment is the development trend of sludge concentration and dewatering.
Sludge from wastewater treatment plant enrichment facility generally has: gravity concentration, mechanical thickening, floatation thickening three kinds；
1, gravity concentration: be a kind of depositing technology, because using the earliest, so domestic currently used rate is higher.
But its floor space is relatively big, and concentrated effect is poor, after concentration, moisture percentage in sewage sludge is high, and easily fermentation generation foul smell limits
Its development.
2, mechanical thickening: as a example by centrifuge, although floor space is little, surrounding environment influence is little, but it is made
Valency is high, and power consumption is high, is that air-floating apparatus 10 limits its development again.
3, floatation thickening: floor space, operating cost are less than mechanical thickening；Mud storage capability is less than gravity
Concentration method；Power consumption, operation require higher than gravity concentration.
General activated sludge, its moisture content is up to about 99%.When moisture percentage in sewage sludge is down to 95% by 99%
Time, the volume of mud can narrow down to original 1/5.To mud effectively, process the most further, reduce
It stores occupation of land, must first concentrate.Most domestic sewage treatment plant uses gravity concentration, but it concentrates
After moisture percentage in sewage sludge be generally 95～97%.Containing the most organic in sludge water discharged in sludge condensation
Material, is typically mixed into raw sewage and processes together, it is impossible to directly discharge.And during the stop that mud is in concentration basin
Between long, generally about 12 hours.In concentration basin, solid particle is relied on power for support and is declined, and moisture squeezes from mud
Going out, thickened sludge is discharged from the bottom of pond, and sludge water flows out from face, pond crest of weir excessive (continuous way) or from side, pond outlet,
The moisture percentage in sewage sludge discharged is high, generally 95～97%.Along with China's urban development needs, land resource is tight
Lacking, highly desirable a kind of floor space is little, obvious processing effect, the novel mud that after process, moisture percentage in sewage sludge is low
Enrichment facility.
Summary of the invention
It is an object of the invention to, overcome the deficiencies in the prior art, it is provided that a kind of floor space is little, treatment effect
Significantly, the floatation thickening device with the quenched effect of mud that after process, moisture percentage in sewage sludge is low.
It is an object of the invention to be achieved through the following technical solutions:
A kind of floatation thickening device with the quenched effect of mud, it includes a reactive tank, above reactive tank also
Row arranges the eddy current three-phase blender that many groups (the most multistage) connect, and is the first order by water outlet side, by influent side is
Afterbody, (being i.e. arranged in order from water outlet side to influent side as the first order, the second level ... N level), often
It is provided with A reactor in level eddy current three-phase blender；Reactive tank is separated into three by weir plate from influent side to water outlet side
Individual room: contact chamber, separation chamber and clear water collecting chamber；Separation chamber is provided above slag remover, under the slag remover other end
Side arranges dreg collecting slot；Water inlet manifold one end is connected with intake pump outlet, and the other end mixes with first order eddy current three-phase
The lateral inflow mouth of device connects；The bottom outlet of first order eddy current three-phase blender mixes with second level eddy current three-phase
The lateral inflow mouth of clutch connects；... by that analogy, the bottom outlet of previous stage eddy current three-phase blender with
The lateral inflow mouth of rear stage eddy current three-phase blender connects；The bottom water outlet of afterbody eddy current three-phase blender
Mouth is directly connected to a release pipe；Release pipe outlet is positioned at reactive tank contact chamber bottom；Every primary vortex three-phase mixes
Water inlet pipe at the lateral inflow mouth of clutch is provided with bypass ascending pipe；Drug-feeding tube respectively with certain one-level or what whirlpool
Bypass ascending pipe at the lateral inflow mouth of stream three-phase blender connects；Air inlet pipe one end is with air compressor machine outlet even
Connecing, the other end is connected with the top air inlet of certain one-level or what eddy current three-phase blender；Certain primary vortex three-phase
The gas outlet, top of blender connects an exhaustor；Exhaustor is provided with air bleeding valve.
Further, separation chamber is provided above slag remover, and the slag remover other end extends horizontally to above dreg collecting slot；
The top of dreg collecting slot is less than the bottom of eddy current three-phase blender；Dreg collecting slot bottom is a greater part of is to tilt, and tilts the end
It is positioned at above clear water collecting chamber.
Further, the water inlet pipe at the lateral inflow mouth of every primary vortex three-phase blender hangs down with bypass ascending pipe
Directly.
Further, the eddy current three-phase blender of six grades of series connection it is arranged side by side above reactive tank；Drug-feeding tube is respectively
With the third level, fourth stage eddy current three-phase blender lateral inflow mouth at bypass ascending pipe be connected；Air inlet pipe one
Holding and be connected with air compressor machine outlet, the other end is connected with the top air inlet of second level eddy current three-phase blender；3rd
The gas outlet, top of level eddy current three-phase blender connects an exhaustor.
Further, water inlet manifold is provided with effusion meter；Every primary vortex three-phase blender top is equipped with pressure
Power table.Air inlet pipe is provided with intake valve, is provided with check valve after intake valve.Check valve it also is provided with on drug-feeding tube.
Dreg collecting slot is provided with liquidometer.
Beneficial effects of the present invention:
The floatation thickening device with the quenched effect of mud of the present invention, by by gentle to chemical agent and waste water same
In time, add in multi-stage vortex three-phase blender, by the physical action that multi-stage vortex three-phase blender is special, and can be same
Shi Shixian mud is quenched and floatation thickening.
The technical characteristic of the floatation thickening device with the quenched effect of mud of the present invention is, it is achieved that equipment one
Body, mud are quenched, the innovation of Mud up-floating, eliminate dissolved air water prepare, circulation and slow poor efficiency
Bubble attaching process, it is achieved that unprecedented scum silica frost removal efficiency (scum silica frost clearance reaches more than 99%),
Save the floor space of more than 90% and a large amount of capital expenditure expense.Owing to removal efficiency is high, can significantly drop
Low rear class processes the load of technique and increases its stability.Owing to produced scum silica frost is aqueous less and closely knit, permissible
It is greatly reduced scum silica frost and houses the volume in pond.Make that whole technique is the most reliable, floor space and operating cost all
It is substantially reduced.
The principle of the floatation thickening device of the present invention is contrary with gravity concentration, and bubble adhesion conduct in float carries
Body, forms the gas-solid mixture that density is lighter than water, floats to the water surface, so that suspended contamination is separated from water,
Then scraping into mud drainage slot with scraper plate by thickened sludge, sludge water is then discharged from the bottom of pond.The mud that has of the present invention is adjusted
The floatation thickening device of matter effect, compares gravity concentration, has concentration speed fast, and the time of staying is short, scum silica frost contains
The features such as water rate is low, effluent quality is high, floor space is little.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of floatation thickening device with the quenched effect of mud of the present invention；
Fig. 2 is the workflow schematic diagram of the floatation thickening device with the quenched effect of mud of the present invention；
Fig. 3 is the structural representation of the pipe reaction system in the present invention.
In figure: 1. intake pump 2. effusion meter 3. air compressor machine 4. intake valve 5. reactive tank A, contact chamber B, separation chamber C,
Clear water collecting chamber 6. dreg collecting slot 7. liquidometer 8. slag remover 9. air bleeding valve 10. Pressure gauge 11. eddy current three-phase mixes
Water inlet pipe at the lateral inflow mouth of clutch 12. drug-feeding tube 13. water inlet manifold 14. eddy current three-phase blender
15. bypass ascending pipes
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further illustrated.
Embodiment 1
As shown in Figure 1, Figure 3, a kind of floatation thickening device with the quenched effect of mud of the present invention, it includes
One reactive tank 5, be arranged side by side above reactive tank eddy current three-phase blender that six groups (six grades) connect 11 (from
Water outlet side is arranged in order as the first order, the second level to influent side ... the 6th grade), every grade of eddy current three-phase blender
Inside it is provided with A reactor；Reactive tank is separated into three rooms by weir plate from influent side to water outlet side, it may be assumed that contact chamber
A, separation chamber B and clear water collecting chamber C；Separation chamber B is provided above slag remover 8, slag remover 8 other end water
Put down and extend to above dreg collecting slot 6；The top of dreg collecting slot 6 is less than the bottom of eddy current three-phase blender 11；Collection slag
Groove 6 bottom is a greater part of is to tilt, and the inclination end is positioned at above clear water collecting chamber C；Water inlet manifold 13 one end with
Intake pump 1 outlet connects；Water inlet manifold 13 other end and the lateral inflow mouth of first order eddy current three-phase blender
Connect；Water inlet manifold 13 is provided with effusion meter 2；The bottom outlet of first order eddy current three-phase blender and
The lateral inflow mouth of secondary vortices three-phase blender connects；... by that analogy, previous stage eddy current three-phase blender
Bottom outlet be connected with the lateral inflow mouth of rear stage eddy current three-phase blender；Afterbody (the 6th grade)
The bottom outlet of eddy current three-phase blender is directly connected to a release pipe；Release pipe outlet is positioned at reactive tank contact
A bottom, room；Water inlet pipe 14 at the lateral inflow mouth of every primary vortex three-phase blender is provided with vertical side
Logical ascending pipe 15；Drug-feeding tube 12 respectively with the third level, fourth stage eddy current three-phase blender lateral inflow mouth at
Bypass ascending pipe 15 connect；Air inlet pipe one end is connected with air compressor machine 3 outlet, the other end and second level eddy current
The top air inlet of three-phase blender connects；The gas outlet, top of third level eddy current three-phase blender connects a row
Trachea；Exhaustor is provided with air bleeding valve 9.Air inlet pipe is provided with intake valve 4；After air inlet pipe upper inlet valve 4
It is additionally provided with check valve.It also is provided with check valve on drug-feeding tube 12.Every primary vortex three-phase blender top is equipped with
Pressure gauge 10.Dreg collecting slot 6 is provided with liquidometer 7, for controlling the start and stop of follow-up deslagging pump.
The floatation thickening device with the quenched effect of mud of the present invention, it mainly comprises parts and Action Specification such as
Under:
Intake pump 1: for pending waste water is sent into pipeline reactor；
Effusion meter 2: be used for detecting the water yield, and whether reacting pipe is blocked；
Air compressor machine 3: be used for delivering the air in pipeline reactor, be mixed together with waste water, medicament；
Intake valve 4: for air inlet pipeline on-off control；
Reactive tank 5: carry out the container reacted after waste water discharges；Reactive tank is separated into three rooms by weir plate,
That is: contact chamber A, separation chamber B and clear water collecting chamber C；
Dreg collecting slot 6: for the interim container storing scum silica frost；
Liquidometer 7: for controlling the start and stop of follow-up deslagging pump；
Slag remover 8: be scraping plate type eliminator, for removing in reactive tank the scum layer above liquid level, is sent
Enter in dreg collecting slot；
Air bleeding valve 9: for gas exhaust piping on-off control；
Pressure gauge 10: for signal piping response system operating pressure；
Pipe reaction system: (included six groups by that is six groups eddy current three-phase blenders 11 of six groups of eddy current type blenders
Reactor), some intermediate conveyor pipelines, one release pipe composition；(six groups anti-for six groups of eddy current three-phase blenders
Answer device) it is together in series by some conveyance conduits；For medicament, water, the stirring of air and mixing, and
Discharge to reactive tank.
The floatation thickening device with the quenched effect of mud of the present invention is the one of pressure air-dissolving air-float, this by
Microbubble concurrently forms with micro-floccule and combines, and then the process jointly growing into band gas flco is referred to as
" copolymerization ".Bubble is the least, is more easily accessible flco, or quilt wadding catches, thus forms stable copolymerization
Flco.It discharges the microbubble of highly dense in time delay, when being sufficiently mixed with mixed reaction water of offeing medicine,
Both grow up simultaneously, and the band gas flco so formed, in floating-upward process, has floating fast, and scum silica frost is stable, consumption
The advantages such as tolerance is few.
The design principle of the floatation thickening device with the quenched effect of mud of the present invention is: utilize eddy current three-phase to mix
Clutch, is directly added into gas and medicament in waste water, completes molten gas and stirring simultaneously, finally realizes self-skimming.
The eddy current three-phase molten gas of blender collection, differential stirring, flco aerating, granule attachment, molten gas nucleus generate and bubble
Release function is in one.Its workflow includes: 2. the highest pressure solution gas stretch medicament and be 3. sufficiently stirred for 4. brilliant
Karyomorphism becomes 5. bubble to condense 6. flco to merge the quenched 8. circular flocculation of 7. scum silica frost.Eddy current three-phase blender and biography
The difference of system air-dissolving air-float: maximally utilise chemical agent；Form ultralight hollow flco, make flco aqueous
Rate and proportion reduce, and flco is solid and has and the strongest goes up i, beneficially self-skimming voluntarily.
As in figure 2 it is shown, the work process of the floatation thickening device with the quenched effect of mud of the present invention is: (1)
Water inlet: use high-pressure water inlet pump that from regulating reservoir input multi-stage vortex three-phase blender, waste water is formed eddy current；(2)
Aerating/dosing mix and blend: in multi-stage vortex three-phase blender, pressure-air is directly dissolved in become a mandarin useless
In water, and then chemical agent directly adds to molten gas-liquid, complete medicament and contaminant particle (solid),
Water, gas three-phase mix；Agent molecule is initially coil-shape, and agent molecule stretching is put forward effect by eddy current, is sufficiently stirred for；
(3) eddy current produces microbubble and implants in float: medicament and contaminant particle, water, gas mixture release
After in the contact chamber A of reactive tank, then weir flow enters separation chamber B, and eddy current produces microbubble and implants pollution
In thing, pollutant are captured, and flco is formed and floats；(4) release float；(5) utilize slag remover automatic
Remove scum silica frost；Scum silica frost (mud) enters dreg collecting slot 6 and collects or process；Clear water is collected at clear water collecting chamber C,
Discharged by reaction tank bottom.
The floatation thickening device with the quenched effect of mud of the present invention, produces micro-gas by eddy current three-phase blender
Bubble, sticks in float as carrier, forms the gas-solid mixture that density is lighter than water, float to the water surface, from
And make suspended contamination be separated from water；Can effectively remove the solid suspended particles in complex wastewater, oils, turbid
Degree and Organic substance etc.；Effectively facilitate the efficient process of pollutant, reach outstanding effects of energy saving and emission reduction.
The floatation thickening device with the quenched effect of mud of the present invention quotes external eddy current three-phase hybrid technology,
In eddy current three-phase blender, current produce fierce eddy current, thus reach medicament, water, the differential stirring of air and
Mixing.Use bypass ascending pipe flocculant is injected raw water tubes (i.e. water inlet pipe) close to reaction zone import department (i.e.
At the lateral inflow mouth of eddy current three-phase blender), the caliber of bypass ascending pipe is more small than the caliber of raw water tubes,
The aperture of bypass ascending pipe is perpendicular to the direction injection of raw water tubes current with the biggest speed, and flocculant is injected former
(in breach and near nodal position) when of water flow turbulence intensity maximum, the most easily quickly mix with former water
Close.Flocculant mixing can be divided into three sections, and first paragraph is potential barrier section, and in this section, the flow velocity of jet is constant, jet
Start water former with surrounding to mix；Second segment is deviation section, in raw water tubes under the effect of current jet to current side
To deviation, and mix with former water further；3rd section is whirlpool section, occurs some above the water flow section of jet
Stock whirlpool, makes jet spread rapidly, is thoroughly mixed with former water.In a word, through breach and node, there is play
Strong convergence, disperse, turn to, tear, therefore form countless little whirlpool, make medium turbulent fluctuation and Surface Renewal speed
Greatly speeding up, liquid-film resistance is greatly lowered, so mass transfer rate is the highest.
The feature of the floatation thickening device with the quenched effect of mud of the present invention is as follows:
1, high pressure solution gas: being dissolved in by pressure-air 100% and become a mandarin in sewage, the most pneumatically supported bubble is attached
Theory, this step realizes contaminant molecule and contacts attached under dissolved state of gas with the least limit of bubble
?；
2, medicament is stretched: generally polymer is in strand when adding and kinks agglomerating state, and this product is peculiar
Hi-mixer can will kink agglomerating strand stretching become strip strand, make agent molecule chain institute electrically charged
Can fully be exposed utilization, be reduced waste；
3, it is sufficiently stirred for: multi-stage, efficient blender realizes the abundant of medicament and pollutant by various effective speeds
Contact and mix.Enable pollutant by entrained by agent molecule chain and the electric charge that exposes adsorbs securely；
4, scum silica frost is formed: along with the reduction of pressure, the gas of the dissolved gradually forms nothing by pollutant flco
The superfine bubble of number, is grown directly upon among mud flco；
5, bubble cohesion: bubble constantly merges expansion, produces the granule of spongy flco；
6, flco merges: during flocs float, the rapid coalescence of tiny flco, and bubble is also anxious simultaneously
Acute expansion, ties up the space of flco internal clearance water, makes flco moisture content and proportion reduce further, and flco is solid
And have and the strongest go up i voluntarily；
7, quenched scum silica frost: scum silica frost floats up to Chi Mianshang, mutually piles up, is bonded to scum silica frost blanket, is formed on the whole
Floating, moisture content reduces further；
8, effluent collection: the water outlet of floatation thickening is discharged by reaction tank bottom, enters collector pipe and collects clear water
District；
9, scum layer controls: controls water outlet liquid level by regulation weir plate, thus controls the thickness of scum layer.
Claims (10)
1. a floatation thickening device with the quenched effect of mud, it is characterised in that it includes a reactive tank,
Above reactive tank, it is arranged side by side the eddy current three-phase blender of plural serial stage, is the first order by water outlet side, by water inlet
Side is afterbody；Reactive tank is separated into three rooms by weir plate from influent side to water outlet side: contact chamber, separation chamber
With clear water collecting chamber；Separation chamber is provided above slag remover, arranges dreg collecting slot below the slag remover other end；Total water inlet
Pipe one end is connected with intake pump outlet, and the other end is connected with the lateral inflow mouth of first order eddy current three-phase blender；
The bottom outlet of first order eddy current three-phase blender connects with the lateral inflow mouth of second level eddy current three-phase blender
Connect, by that analogy, the bottom outlet of previous stage eddy current three-phase blender and rear stage eddy current three-phase blender
Lateral inflow mouth connects；The bottom outlet of afterbody eddy current three-phase blender is directly connected to a release pipe；
Release pipe outlet is positioned at reactive tank contact chamber bottom；Entering at the lateral inflow mouth of every primary vortex three-phase blender
Water pipe is provided with bypass ascending pipe；Drug-feeding tube respectively with certain one-level or the lateral inflow of what eddy current three-phase blender
Bypass ascending pipe at Kou connects；The outlet of air inlet pipe one end and air compressor machine is connected, the other end and certain one-level or what
The top air inlet of eddy current three-phase blender connects；The gas outlet, top of certain primary vortex three-phase blender connects one
Root exhaustor；Exhaustor is provided with air bleeding valve.
There is the floatation thickening device of the quenched effect of mud the most as claimed in claim 1, it is characterised in that
The slag remover other end extends horizontally to above dreg collecting slot；The top of dreg collecting slot is less than the end of eddy current three-phase blender
Portion；Dreg collecting slot bottom is a greater part of is to tilt, and the inclination end is positioned at above clear water collecting chamber.
Having the floatation thickening device of the quenched effect of mud the most as claimed in claim 1 or 2, its feature exists
In, the water inlet pipe at the lateral inflow mouth of every primary vortex three-phase blender is vertical with bypass ascending pipe.
There is the floatation thickening device of the quenched effect of mud the most as claimed in claim 3, it is characterised in that
The eddy current three-phase blender of six grades of series connection it is arranged side by side above reactive tank；Drug-feeding tube respectively with the third level, the fourth stage
Bypass ascending pipe at the lateral inflow mouth of eddy current three-phase blender connects.
There is the floatation thickening device of the quenched effect of mud the most as claimed in claim 4, it is characterised in that
Air inlet pipe one end is connected with air compressor machine outlet, and the other end connects with the top air inlet of second level eddy current three-phase blender
Connect；The gas outlet, top of third level eddy current three-phase blender connects an exhaustor.
Having the floatation thickening device of the quenched effect of mud the most as claimed in claim 1 or 2, its feature exists
In, water inlet manifold is provided with effusion meter；Every primary vortex three-phase blender top is equipped with Pressure gauge.
Having the floatation thickening device of the quenched effect of mud the most as claimed in claim 1 or 2, its feature exists
In, air inlet pipe is provided with intake valve, is provided with check valve after intake valve.
Having the floatation thickening device of the quenched effect of mud the most as claimed in claim 1 or 2, its feature exists
In, drug-feeding tube is provided with check valve.
Having the floatation thickening device of the quenched effect of mud the most as claimed in claim 1 or 2, its feature exists
In, dreg collecting slot is provided with liquidometer.
Having the floatation thickening device of the quenched effect of mud the most as claimed in claim 1 or 2, its feature exists
In, described slag remover is scraping plate type eliminator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610415963.7A CN105837006A (en) | 2016-06-14 | 2016-06-14 | Air flotation thickening device with sludge conditioning effect |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610415963.7A CN105837006A (en) | 2016-06-14 | 2016-06-14 | Air flotation thickening device with sludge conditioning effect |
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| CN105837006A true CN105837006A (en) | 2016-08-10 |
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| CN201610415963.7A Pending CN105837006A (en) | 2016-06-14 | 2016-06-14 | Air flotation thickening device with sludge conditioning effect |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111018069A (en) * | 2019-12-09 | 2020-04-17 | 河南大禹水处理有限公司 | Method for recovering microbial mycoprotein |
| CN112811784A (en) * | 2021-02-06 | 2021-05-18 | 江苏康德龙环保有限公司 | Continuous sludge dewatering, concentrating and stirring equipment |
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| CN201492972U (en) * | 2009-09-10 | 2010-06-02 | 上海东振环保工程技术有限公司 | Gas-energy flocculation reactor |
| US20110114565A1 (en) * | 2009-11-16 | 2011-05-19 | Roberts R Lee | Dissolved air flotation clarifier |
| CN102642884A (en) * | 2012-04-18 | 2012-08-22 | 上海齐国环境科技有限公司 | Oil-contained sewage treatment method and eddy energy fast-cyclone separating system of special equipment for method |
| WO2013003012A1 (en) * | 2011-06-29 | 2013-01-03 | Siemens Pte. Ltd. | Improved dissolved air flotation system and method |
| CN205676348U (en) * | 2016-06-14 | 2016-11-09 | 上海同臣环保有限公司 | There is the floatation thickening device of the quenched effect of mud |
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2016
- 2016-06-14 CN CN201610415963.7A patent/CN105837006A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201492972U (en) * | 2009-09-10 | 2010-06-02 | 上海东振环保工程技术有限公司 | Gas-energy flocculation reactor |
| US20110114565A1 (en) * | 2009-11-16 | 2011-05-19 | Roberts R Lee | Dissolved air flotation clarifier |
| WO2013003012A1 (en) * | 2011-06-29 | 2013-01-03 | Siemens Pte. Ltd. | Improved dissolved air flotation system and method |
| CN102642884A (en) * | 2012-04-18 | 2012-08-22 | 上海齐国环境科技有限公司 | Oil-contained sewage treatment method and eddy energy fast-cyclone separating system of special equipment for method |
| CN205676348U (en) * | 2016-06-14 | 2016-11-09 | 上海同臣环保有限公司 | There is the floatation thickening device of the quenched effect of mud |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111018069A (en) * | 2019-12-09 | 2020-04-17 | 河南大禹水处理有限公司 | Method for recovering microbial mycoprotein |
| CN112811784A (en) * | 2021-02-06 | 2021-05-18 | 江苏康德龙环保有限公司 | Continuous sludge dewatering, concentrating and stirring equipment |
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Application publication date: 20160810 |