CN108658289A - A kind of method of multistage charcoal load efficient sedimentation tank processing difficult-degradation organic sewage - Google Patents
A kind of method of multistage charcoal load efficient sedimentation tank processing difficult-degradation organic sewage Download PDFInfo
- Publication number
- CN108658289A CN108658289A CN201810445989.5A CN201810445989A CN108658289A CN 108658289 A CN108658289 A CN 108658289A CN 201810445989 A CN201810445989 A CN 201810445989A CN 108658289 A CN108658289 A CN 108658289A
- Authority
- CN
- China
- Prior art keywords
- sedimentation tank
- activated carbon
- efficient sedimentation
- charcoal
- charcoal load
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The present invention relates to a kind of methods that multistage charcoal load efficient sedimentation tank handles difficult-degradation organic sewage, including the N number of charcoal load efficient sedimentation tank being sequentially connected in series, and activated carbon adsorption tank is respectively provided in each charcoal load efficient sedimentation tank;N-th charcoal loads during the activated carbon being discharged in efficient sedimentation tank is back to the 1st to N 1 at least one charcoal load efficient sedimentation tank, and N is at least 2.Using above scheme, the characteristics of reusing activated carbon, handle high-concentration difficult-degradation organic sewage, there is the utilization rate for improving activated carbon, improve sewage treating efficiency.
Description
Technical field
The present invention relates to high energy concentration difficult-degradation organic sewage sewage treatment field, a kind of specific multistage charcoal load is efficiently heavy
The method that shallow lake pond handles difficult-degradation organic sewage.
Background technology
The pollutants such as a large amount of COD, bacterium are usually contained in the sewage generated with the development of process of industrialization, industry.
These trade effluents usually require, by processing, can just discharge after reaching standard.Usually processing high-concentration difficult-degradation organic sewage
Method be coagulating sedimentation, ozone oxidation, biochemical treatment coordinate single-stage charcoal absorption.
For process above the problem is that activated carbon is only utilized once, activated carbon utilization rate is low, leads to the wave of activated carbon
Take and operating cost is higher.Degrading simultaneously, the ozone amount that COD is consumed is larger, and operating cost is higher.
Invention content
The object of the present invention is to provide a kind of multistage charcoals to load the method that efficient sedimentation tank handles difficult-degradation organic sewage,
The characteristics of utilization rate with raising activated carbon, raising sewage treating efficiency.
The present invention above-mentioned technical purpose technical scheme is that:A kind of multistage charcoal load is efficiently heavy
The method that shallow lake pond handles difficult-degradation organic sewage, including the N number of charcoal being sequentially connected in series load efficient sedimentation tank, and each charcoal load is efficient
Activated carbon adsorption tank is respectively provided in sedimentation basin;N-th charcoal loads the activated carbon being discharged in efficient sedimentation tank and is back to the 1st to N-
In 1 at least one charcoal load efficient sedimentation tank, N is at least 2.
Preferably, fresh activity charcoal is added in n-th charcoal load efficient sedimentation tank, n-th charcoal loads in efficient sedimentation tank
The activated carbon of discharge is back in the N-1 charcoal load efficient sedimentation tank.
Multiple charcoal load efficient sedimentation tank series connection, each charcoal load in efficient sedimentation tank and are both provided with activated carbon release position.
Sewage is mixed with activated carbon, some of the contaminants in activated carbon adsorption sewage, is tentatively cleaned to sewage.Add by multistage charcoal
After carrying efficient sedimentation tank processing, the content of dirty water pollutant continuously decreases, in the charcoal load efficient sedimentation tank of discharge outlet
Activated carbon reaches far away saturation state.In order to improve the utilization rate of activated carbon in whole system, rear stage is not up to saturation
Activated carbon persistently inputs in the charcoal load efficient sedimentation tank of water inlet, and activated carbon can be with sustainable utilization, until activated carbon
It is discharged after reaching saturation.Using above method, the activated carbon in whole system can make full use of, and reduce waste.
Further, charcoal load efficient sedimentation tank includes the activated carbon adsorption tank being sequentially connected and activated carbon sedimentation basin, N
Activated carbon 80-100% in grade charcoal load efficient sedimentation tank in activated carbon sedimentation basin is back to previous stage charcoal load High-rate sedimentation
In activated carbon adsorption tank in pond.
Using above technical scheme, most activated carbon is back in the charcoal load efficient sedimentation tank of previous stage, in order to avoid
A small amount of activated carbon is not easy to precipitate, and is overflowed from activated carbon sedimentation basin, while fully improving the utilization rate of activated carbon.
Further, the activated carbon 10-100% in N grades of charcoal load efficient sedimentation tanks in activated carbon precipitation is back to together
Level-one charcoal loads in the activated carbon adsorption tank in efficient sedimentation tank.
Using above technical scheme, in same level-one charcoal loads efficient sedimentation tank, a small amount of activity in activated carbon sedimentation basin
Charcoal is back in activated carbon adsorption tank, these activated carbons load the not up to work of saturation in efficient sedimentation tank with from rear stage charcoal
Property charcoal jointly with trade effluent act on, further increase activated carbon utilization rate.
Further, charcoal load efficient sedimentation tank further include the coagulating basin being sequentially connected with activated carbon sedimentation basin, flocculation basin,
Sludge settling concentration basin.
Further, the 4-8% of sludge settling is back in flocculation basin in sludge settling concentration basin.
Using above technical scheme, the sludge of reflux enhances flocculating effect, can with rapid precipitation, and generate it is larger,
More uniform alumen ustum.
Further, the incorporation time of sewage and activated carbon is 20-50min in activated carbon adsorption tank.
Further, it is added coagulant in coagulating basin, the incorporation time of sewage and coagulant is 2-4min.
Further, it is added flocculant in flocculation basin, the incorporation time of trade effluent and flocculant is 10-15min.
Further, the specific surface area of activated carbon is at least 650m2/ g, iodine number are at least 700mg/g.
Using above technical scheme, treatment effect of the activated carbon for dirty water pollutant can be utmostly improved.
In conclusion the invention has the advantages that:
1, sewage comes into full contact with the activated carbon in next stage charcoal load efficient sedimentation tank, since the load of next stage charcoal is efficient
Activated carbon in sedimentation basin is not up to saturation state, can continue the pollutant in absorption effluent, improves the repetition profit of activated carbon
Use effect;
2, to load the charcoal load that the activated carbon part in efficient sedimentation tank is back to by previous stage by the charcoal of rear stage efficiently heavy
In the pond of shallow lake, another part is back to the activated carbon adsorption tank in same level-one charcoal load efficient sedimentation tank, further increases activated carbon
Adsorb the effect of pollutant;
3, in the sludge reflux to flocculation basin in the sludge settling concentration basin in charcoal load efficient sedimentation tank, sewage flocculation effect is improved
Fruit accelerates layering.
Description of the drawings
Fig. 1 is overall flow figure;
Fig. 2 is the structural schematic diagram of the 1st grade of charcoal load efficient sedimentation tank;
Fig. 3 is the structural schematic diagram for being located at charcoal load efficient sedimentation tank in middle section in addition to the 1st grade and N grades;
Fig. 4 is the structural schematic diagram of N grades of charcoal load efficient sedimentation tanks.
Specific implementation mode
Invention is further described in detail with reference to embodiments.
Embodiment one:A kind of multistage charcoal load efficient sedimentation tank of recycling activated carbon, in conjunction with Fig. 1, including multiple strings
The charcoal of connection loads efficient sedimentation tank, wherein to be named as the 1st grade of charcoal load efficiently heavy close to the charcoal load efficient sedimentation tank of water inlet
Shallow lake pond is named as N grades of charcoal load efficient sedimentation tanks, between the 1st grade and N grades close to the charcoal load efficient sedimentation tank of water outlet
Charcoal load efficient sedimentation tank named successively according to series sequence.
In conjunction with Fig. 3 and Fig. 4, the concrete structure of the 2nd to N grades charcoal load efficient sedimentation tanks includes being gone here and there successively from water inlet
Activated carbon adsorption tank, activated carbon sedimentation basin, coagulating basin, flocculation basin and the sludge settling concentration basin of connection.Wherein activated carbon adsorption tank
According to the content of dirty water pollutant accordingly launch activated carbon, be furnished with blender in activated carbon adsorption tank so that sewage and work
Property charcoal mixing it is abundant.Aluminum salt is added in coagulating basin, promotes sewage is de- surely to form small alumen ustum.Polypropylene is added in flocculation basin
Amide further promotes small alumen ustum in sewage to assemble to form big flower alum sedimentation.The bottom of sludge settling concentration basin, which is equipped with, scrapes
Mud machine facilitates the sludge collected and concentrated, so as to will be in sludge reflux to flocculation basin.
In addition, the activated carbon in N grades of charcoals load efficient sedimentation tanks may be used pumping exteenal reflux mode be delivered to before
In the charcoal load efficient sedimentation tank of level-one, the exteenal reflux operation of activated carbon is realized.
In conjunction with Fig. 2, previous stage charcoal load height need not be back to since the 1st grade of charcoal loads the activated carbon in efficient sedimentation tank
It imitates in sedimentation basin, activated carbon sedimentation basin is not provided in the 1st grade of charcoal load efficient sedimentation tank.
Embodiment two:A kind of side handling difficult-degradation organic sewage using multistage charcoal load efficient sedimentation tank in embodiment one
Method.The sewage handled in the present embodiment is the secondary clarifier effluent of certain refinery sewage treatment plant of enterprise, and water quality is as shown in table 1.
The secondary clarifier effluent water quality of certain the refinery sewage treatment plant of enterprise of table 1
Project | PH | COD(mg/L) | SS(mg/L) |
Water quality index | 6-9 | 622 | 196 |
The above sewage is handled using three-level charcoal load efficient sedimentation tank, process is as follows:
1, first order charcoal load efficient sedimentation tank processing
Sewage enters activated carbon adsorption tank, there is useless charcoal (this that efficient sedimentation tank is loaded from second level charcoal in activated carbon adsorption tank
The specification that activated carbon uses in embodiment is specific surface area 650m2/ g, iodine number 700mg/g), sewage is stirred instead with activated carbon
Answer 30min so that the pollutant in sewage is adsorbed on the surface of activated carbon.
Sewage after activated carbon adsorption enters coagulating basin, the coagulant PAC of 50mg/L is added into coagulating basin, soon
Speed mixing 2min.PAC forms micelle in sewage, and charge neutrality occurs with the colloidal substance in sewage, forms the smaller wadding of grain size
Grain sedimentation.
Sewage after coagulating treatment enters flocculation basin, and 1mg/L flocculant PAM are added into flocculation basin, are wadding a quilt with cotton
12min is mixed in solidifying pond.It is configured with guide shell and blender in flocculation basin, is conducive to sewage and the immixture of PAM, returns simultaneously
The injection of stream sludge enhances flocculated effect, generates larger, the uniform alumen ustum for capableing of rapid precipitation.
Last sewage enters sludge settling concentration basin.The pond has the function of precipitating and concentrate:It will using inclined tube module
Alumen ustum and sewage separation, reverse flow detach sewage with sludge.The sludge of pond bottom is deposited on by means of being furnished with pointed stake fence
Mud scraper system to promote concentrated effect, the concentration of thickened sludge is about 50~200g/l.Partial sludge according to 6% ratio
It is continuously circulated to flocculation basin, and mud position survey meter is set in pond and is periodically extracted out excess sludge by mud discharging pump.Upper layer
Clear water loads efficient sedimentation tank by being discharged to water outlet skewed slot outside inclined tube isolation technics, then into second level charcoal.
2, second level charcoal load efficient sedimentation tank processing
Sewage enters activated carbon adsorption tank from level-one charcoal load efficient sedimentation tank, has in activated carbon adsorption tank from third level charcoal
The useless charcoal of efficient sedimentation tank is loaded, sewage is stirred with activated carbon reacts 30min.
Sewage after activated carbon adsorption enters activated carbon sedimentation basin, sedimentation basin residence time 40min.Wherein 10%
Activated carbon be not easy precipitation and flow out sedimentation basin with sewage, remaining 90% activated carbon precipitates in sedimentation basin, then passes through outer
Reflux pump flows back into the activated carbon adsorption tank of the first order.
Reflux in activated carbon is set simultaneously, interior reflux flows back into this grade of activated carbon adsorption tank from this grade of activated carbon sedimentation basin,
Reflux ratio is 20%.Coagulating basin is entered by oettIed sewage, the PAC mixing of 50mg/L coagulant is added into coagulating basin
2min。
Sewage after coagulation enters flocculation basin, and 1mg/L flocculant PAM mixing 12min is added into flocculation basin.Wadding
It is configured with guide shell and blender in solidifying pond, is conducive to sewage and the immixture of PAM, while the injection of returned sludge enhances
Flocculated effect generates larger, the uniform alumen ustum for capableing of rapid precipitation.
Last sewage enters sludge settling concentration basin, and partial sludge is continuously circulated to flocculation basin according to 6% ratio, on
Layer clear water loads efficient sedimentation tank by being discharged to water outlet skewed slot outside inclined tube isolation technics, then into third level charcoal.
3, third level charcoal load efficient sedimentation tank processing
Sewage enters activated carbon adsorption tank from second level charcoal load efficient sedimentation tank, and 300mg/L is added in activated carbon adsorption tank
New activated carbon, sewage are stirred 30min with activated carbon.
Sewage after activated carbon adsorption enters activated carbon sedimentation basin, sedimentation basin residence time 40min.Wherein 10%
Activated carbon be not easy precipitation with sewage flow out sedimentation basin, residue 90% activated carbon precipitated in sedimentation basin, then by returning outside
Stream blowback flows in the activated carbon adsorption tank of the second level.
Reflux in activated carbon is set simultaneously, interior reflux flows back into this grade of activated carbon adsorption tank from this grade of activated carbon sedimentation basin,
Reflux ratio is 20%.Sewage enters coagulating basin later, and 50mg/L coagulant PAC is added into coagulating basin and is stirred 2min.
Flocculation basin is entered by the sewage of coagulating treatment, 1mg/L flocculants PAM is added into flocculation basin and is stirred
12min。
Sludge settling concentration basin is entered by flocculated sewage, partial sludge is continuously circulated to wadding according to 6% ratio
Then solidifying pond, upper layer clear water test effluent quality by being discharged to water outlet skewed slot outside inclined tube isolation technics.
Embodiment three:A kind of method of multistage charcoal load efficient sedimentation tank processing difficult-degradation organic sewage, with embodiment
Two difference lies in:Sewage is handled using two-stage charcoal load efficient sedimentation tank.
Example IV:A kind of method of multistage charcoal load efficient sedimentation tank processing difficult-degradation organic sewage, with embodiment
One difference lies in technological parameter difference.
Embodiment five:A kind of method of multistage charcoal load efficient sedimentation tank processing difficult-degradation organic sewage, with embodiment
One difference lies in technological parameter difference.
The technological parameter of the above various embodiments is as shown in table 2.
The technological parameter of 2 each embodiment of table
Comparative example one:A kind of method of multistage charcoal load efficient sedimentation tank processing difficult-degradation organic sewage, with embodiment two
Difference lies in:Sewage is handled using single-stage charcoal load efficient sedimentation tank.
Water quality monitoring is carried out to embodiment two, embodiment three and comparative example one treated sewage, specific test result is such as
Shown in table 3.
The sewage quality testing result of 3 or more table after treatment
It can be seen from the above result that the removal rate of COD is 58.2% in single-stage charcoal load efficient sedimentation tank, loaded using two-stage charcoal high
The removal rate for imitating the COD of sedimentation basin is 79.1%, using the removal of the three-level charcoal load efficient sedimentation tank COD of different technical parameters
Rate reaches 92.1% or more.This case is only provided with three-level charcoal and loads efficient sedimentation tank, when the setting above High-rate sedimentation of three-level
This effect can also be reached, be not limited to that preferred embodiment.
In addition, being handled sewage according to the method for embodiment one, the dosage of activated carbon is 300mg/L.According to right
The method of ratio one handles sewage, if water treatment achievees the effect that, the throwing of activated carbon essentially identical with embodiment one
Dosage is 5275mg/L.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, people in the art
Member can as needed make the present embodiment the modification of not creative contribution after reading this specification, but as long as at this
It is all protected by Patent Law in the right of invention.
Claims (9)
1. a kind of method of multistage charcoal load efficient sedimentation tank processing difficult-degradation organic sewage, it is characterised in that:Including going here and there successively
N number of charcoal of connection loads efficient sedimentation tank, and activated carbon adsorption tank is respectively provided in each charcoal load efficient sedimentation tank;N-th charcoal loads
In being back to the 1st to N-1 at least one charcoal load efficient sedimentation tank, N is at least the activated carbon being discharged in efficient sedimentation tank
2。
2. a kind of method of multistage charcoal load efficient sedimentation tank processing difficult-degradation organic sewage according to claim 1,
It is characterized in that:N-th charcoal loads and fresh activity charcoal is added in efficient sedimentation tank, is discharged in n-th charcoal load efficient sedimentation tank
Activated carbon is back in the N-1 charcoal load efficient sedimentation tank.
3. a kind of method of multistage charcoal load efficient sedimentation tank processing difficult-degradation organic sewage according to claim 1 or 2,
It is characterized in that:It includes the activated carbon adsorption tank being sequentially connected and activated carbon sedimentation basin that charcoal, which loads efficient sedimentation tank, and N grades of charcoals add
Carry the work that the activated carbon 80-100% in efficient sedimentation tank in activated carbon sedimentation basin is back in previous stage charcoal load efficient sedimentation tank
In property charcoal adsorption tank.
4. a kind of method of multistage charcoal load efficient sedimentation tank processing difficult-degradation organic sewage according to claim 3,
It is characterized in that:Activated carbon 10-50% in N grades of charcoal load efficient sedimentation tanks in activated carbon precipitation is back to same level-one charcoal load
In activated carbon adsorption tank in efficient sedimentation tank.
5. a kind of method of multistage charcoal load efficient sedimentation tank processing difficult-degradation organic sewage according to claim 3,
It is characterized in that:It further includes the coagulating basin, flocculation basin, sludge settling being sequentially connected with activated carbon sedimentation basin that charcoal, which loads efficient sedimentation tank,
Concentration basin.
6. a kind of method of multistage charcoal load efficient sedimentation tank processing difficult-degradation organic sewage according to claim 5,
It is characterized in that:The 4-8% of sludge settling is back in the flocculation basin of same level-one in sludge settling concentration basin.
7. a kind of method of multistage charcoal load efficient sedimentation tank processing difficult-degradation organic sewage according to claim 5,
It is characterized in that:The incorporation time of sewage and activated carbon is 20-50min in activated carbon adsorption tank.
8. a kind of method of multistage charcoal load efficient sedimentation tank processing difficult-degradation organic sewage according to claim 5,
It is characterized in that:It is added coagulant in coagulating basin, the incorporation time of sewage and coagulant is 2-4min, and flocculation is added in flocculation basin
The incorporation time of agent, sewage and flocculant is 10-15min.
9. handling difficult-degradation organic sewage according to a kind of multistage charcoal load efficient sedimentation tank of claim 1-8 any one of them
Method, it is characterised in that:The specific surface area of activated carbon is at least 650m2/ g, iodine number are at least 700mg/g.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810445989.5A CN108658289B (en) | 2018-05-11 | 2018-05-11 | Method for treating refractory organic sewage by using multistage carbon-loaded efficient sedimentation tank |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810445989.5A CN108658289B (en) | 2018-05-11 | 2018-05-11 | Method for treating refractory organic sewage by using multistage carbon-loaded efficient sedimentation tank |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108658289A true CN108658289A (en) | 2018-10-16 |
CN108658289B CN108658289B (en) | 2021-11-30 |
Family
ID=63778279
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810445989.5A Active CN108658289B (en) | 2018-05-11 | 2018-05-11 | Method for treating refractory organic sewage by using multistage carbon-loaded efficient sedimentation tank |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108658289B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111170493A (en) * | 2018-11-12 | 2020-05-19 | 南京大学 | Sewage treatment equipment and method for preventing blockage and hardening of adsorbent |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100610251B1 (en) * | 2004-03-31 | 2006-08-09 | 코오롱건설주식회사 | System and method for treating water |
CN106904765A (en) * | 2017-03-24 | 2017-06-30 | 北控水务(中国)投资有限公司 | The advanced treatment system and method for a kind of combined sewage |
CN107162350A (en) * | 2017-07-19 | 2017-09-15 | 北京赛科康仑环保科技有限公司 | A kind of method of wastewater treatment of cascade utilization Powdered Activated Carbon |
CN206645929U (en) * | 2017-03-24 | 2017-11-17 | 北控水务(中国)投资有限公司 | A kind of advanced treatment apparatus of combined sewage |
-
2018
- 2018-05-11 CN CN201810445989.5A patent/CN108658289B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100610251B1 (en) * | 2004-03-31 | 2006-08-09 | 코오롱건설주식회사 | System and method for treating water |
CN106904765A (en) * | 2017-03-24 | 2017-06-30 | 北控水务(中国)投资有限公司 | The advanced treatment system and method for a kind of combined sewage |
CN206645929U (en) * | 2017-03-24 | 2017-11-17 | 北控水务(中国)投资有限公司 | A kind of advanced treatment apparatus of combined sewage |
CN107162350A (en) * | 2017-07-19 | 2017-09-15 | 北京赛科康仑环保科技有限公司 | A kind of method of wastewater treatment of cascade utilization Powdered Activated Carbon |
Non-Patent Citations (2)
Title |
---|
兰淑澄: "《活性炭水处理技术》", 31 March 1991, 中国环境科学出版社 * |
祁鲁梁等: "《水处理工艺与运行管理实用手册》", 31 May 2002, 中国石化出版社 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111170493A (en) * | 2018-11-12 | 2020-05-19 | 南京大学 | Sewage treatment equipment and method for preventing blockage and hardening of adsorbent |
CN111170493B (en) * | 2018-11-12 | 2021-06-18 | 南京大学 | Sewage treatment equipment and method for preventing blockage and hardening of adsorbent |
Also Published As
Publication number | Publication date |
---|---|
CN108658289B (en) | 2021-11-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105585220B (en) | A kind of urban sewage treatment system and purification method | |
WO2019196053A1 (en) | High-efficiency energy-saving integrated water treatment device | |
CN109592840A (en) | A kind of School Wastewater processing unit | |
CN109879550A (en) | Photovoltaic cell produces waste water purification system | |
CN102964021A (en) | Method for processing organic waste water | |
CN108675569A (en) | A kind of Lithium Battery Industry purification method for effluent | |
CN109264939A (en) | The processing method and system of Lithium Battery Industry production waste water | |
CN2856037Y (en) | Sewage reclaiming treatment unit | |
CN103663796A (en) | Deep dephosphorization method for slightly-polluted water and equipment thereof | |
AU2006298434B2 (en) | Method and system for treating organically contaminated waste water | |
KR101087673B1 (en) | Advanced wastewater treatment system using multi-story system and method for improvement of settling pond | |
CN107572732B (en) | Sewage treatment system for hazardous waste treatment plant | |
CN108658289A (en) | A kind of method of multistage charcoal load efficient sedimentation tank processing difficult-degradation organic sewage | |
CN101367561A (en) | Treatment method and apparatus for purifying water with sewage sludge adsorption | |
CN208071529U (en) | A kind of electroplating wastewater zero system | |
CN103058464A (en) | Intermittent-continuous aeration process for aerobic tanks | |
CN109851160A (en) | A kind of advanced treatment method for sewage water | |
RU2006117592A (en) | METHOD FOR BIOLOGICAL WASTEWATER TREATMENT AND DISPOSAL DISPOSAL DISPOSAL | |
CN211896255U (en) | Anoxic tank and sewage treatment system | |
CN210635853U (en) | Water body algal bloom treatment system | |
CN109809635B (en) | High-salt water and activated sludge cooperative treatment system and treatment method | |
CN208684676U (en) | A kind of garbage percolation liquid treating system | |
CN207552128U (en) | A kind of device of integrated membrane process hydridization removal low concentration selenium-containing wastewater | |
CN206188579U (en) | Normal water cyclic utilization equipment | |
CN2457145Y (en) | Purifying equipment for living waste water |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100084 room 301-3008, 3 / F, building 9, yard 1, Nongda South Road, Haidian District, Beijing Patentee after: Beijing Hanqi Environmental Technology Co.,Ltd. Address before: 100084 room 301-3008, 3 / F, building 9, yard 1, Nongda South Road, Haidian District, Beijing Patentee before: BEIJING HANQI ENVIRONMENT TECHNOLOGY CO.,LTD. |
|
CP01 | Change in the name or title of a patent holder |