CN204174040U - A kind of sequence batch (absorption aerating filter device - Google Patents

A kind of sequence batch (absorption aerating filter device Download PDF

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Publication number
CN204174040U
CN204174040U CN201420119770.3U CN201420119770U CN204174040U CN 204174040 U CN204174040 U CN 204174040U CN 201420119770 U CN201420119770 U CN 201420119770U CN 204174040 U CN204174040 U CN 204174040U
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adsorption filter
sewage
aeration
sequence batch
type phosphorus
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张列宇
张兰
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Shanghai Xiangxi Environmental Technology Co., Ltd
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SHANGHAI JINGMIAO ENVIRONMENT TECHNOLOGY Co Ltd
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Abstract

The utility model discloses a kind of sequence batch (absorption aerating filter device, comprise the pump well taking sequence batch (water intake mode to connect, pump well connects settling pit, settling pit connects ordinary biofilter, ordinary biofilter connects aeration and biological adsorption filter, aeration and biological adsorption filter is connected respectively by the second valve with sewage backflow pond and passes through the first valve and is connected with sewage denitrification pond, sewage denitrification pond connects dark type phosphorus adsorption filter, dark type phosphorus adsorption filter connects terminating depth treatment unit, sewage to be purified through said units successively, Chinese effluent reaches surface water IV water quality standard.The utility model patent tool can remove the pollution substance in sewage, reduces running cost, and the generation of containment sludge odor, has easy structure and less floor space concurrently simultaneously, is applicable to integrated popularization.

Description

A kind of sequence batch (absorption aerating filter device
Technical field
The utility model relates to a kind of sequence batch (absorption aerating filter device, is specifically related to a kind of device collecting the advanced treatment of wastewater that physical adsorption, biomembrance process and terminal processing device combine.
Background technology
In recent years along with the lifting of China's economic level, also start to reform in the municipal wastewater treatment technology of China, the main technique that tradition adopts is all that core process carries out improving and strengthening with activated sludge process, mainly comprise A2/O, SBR, CASS etc., although these methods can obtain good Nitrogen/Phosphorus Removal, but it is large all to have floor space, one-time investment is high, technology controlling and process is complicated, also can produce a large amount of active sludge, some technique needs external carbon source to add and chemical reagent dephosphorization simultaneously, considerably increase process costs, this greatly limits these techniques promoting the use of at China's wide geographic area, promote a conservation culture and the target of scientific development to realize China.Sewage treatment process also should be improved, while realizing sewage disposal, reduce energy consumption and environment side effect.
The present invention breaches the thinking of traditional activated sludge process, overcome the bottleneck problem that traditional activated sludge process removes COD and ammonia nitrogen simultaneously, take the compound technology route that physical adsorption, biomembrance process and artificial swamp-ecological pond technique combine, COD in sewage is removed by denitrification, the NH in sewage 3-N is removed by digestion, and considerably reduce energy consumption, stable effluent quality can reach one-level A, and running cost is only 1/3 of traditional activated sludge process.
Utility model content
The purpose of this utility model is to provide a kind of sequence batch (to adsorb aerating filter device, be specifically related to a kind of device collecting the advanced treatment of wastewater that physical adsorption, biomembrance process and terminal processing device combine, this device can remove the pollution substance in sewage, reduce running cost, the generation of containment sludge odor, have easy structure and less floor space simultaneously concurrently, be applicable to integrated popularization.
The technical scheme that the utility model provides is as follows:
A kind of sequence batch (absorption aerating filter device, comprises pump well, settling pit, ordinary biofilter, aeration and biological adsorption filter that the mode of taking sequence batch (to intake connects, it is characterized in that:
Also comprise a sewage backflow pond, dark type phosphorus adsorption filter and a terminating depth treatment unit;
Described aeration and biological adsorption filter connects with the sewage denitrification pond being connected a dark type phosphorus adsorption filter respectively by the first valve, is connected with sewage backflow pond by the second valve;
Described terminating depth treatment unit is connected with described dark type phosphorus adsorption filter.
Preferably, described terminating depth treatment unit is made up of the slow diafiltration soil for advanced treatment, and described slow diafiltration soil is connected with described dark type phosphorus adsorption filter.
Preferably, described terminating depth treatment unit is made up of the diafiltration underground for advanced treatment, and described diafiltration underground is connected with described dark type phosphorus adsorption filter.
Preferably, described terminating depth treatment unit connects artificial swamp by the ecological pond for advanced treatment and forms, and described artificial swamp is connected with described dark type phosphorus adsorption filter.
Preferably, described terminating depth treatment unit connects diafiltration soil by the ecological pond for advanced treatment and forms, and described diafiltration soil is connected with described dark type phosphorus adsorption filter.
This patent is by the combination of collection physical adsorption, biomembrance process and terminal processing device.Wherein, terminal processing device utilizes the connection in vertical current constructed wetland or artificial swamp and diafiltration soil to realize efficient scavenging effect, connects simple and ingenious.
Further preferably, in described ordinary biofilter, filler is mainly taked cheap and uses the quartz sand long compared with the cycle, and described quartz sand thickness is 2.0 ~ 3.0m, and for improving filtration efficiency, the filtering velocity of described ordinary biofilter controls between 6 ~ 8m/h.
Further preferably, described aeration and biological adsorption filter is ammonia nitrogen aeration and biological adsorption filter, in described ammonia nitrogen aeration and biological adsorption filter, filler is diameter is artificial zeolite, the natural zeolite that 2 ~ 4mm prevents bumping, the thickness of described filler is 1.5 ~ 2.5m, for improving filtration efficiency, described ammonia nitrogen aeration and biological adsorption filter filtering velocity controls between 4 ~ 8m/h.
In this patent, the mode of intermittent aeration taked by described ammonia nitrogen aeration and biological adsorption filter; After water inlet, described ammonia nitrogen aeration and biological adsorption filter carries out aeration with 6h, and described sewage backflow pond is by sewage backflow to described ammonia nitrogen aeration and biological adsorption filter subsequently, and reflux ratio is 1:3.5 ~ 1:4.7.
Further preferably, described dark type phosphorus adsorption filter adopts siliceous, iron, magnesium, aluminium synthetic filler, and described dark type phosphorus adsorption filter filtering velocity is 24m/h.
The utility model carries out the structure design of terminal processing device after adopting aeration, not only can realize the effective purifying treatment to eutrophic water, processing cost can also be reduced, take the mode of intermittent aeration in addition, complete the process of resource recovery preferably, the filtration of multilayer has higher removal efficiency, can the higher and stable water outlet of guaranteed quality.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is embodiment one structural representation of sequence batch (of the present utility model absorption aerating filter;
Fig. 2 is embodiment two structural representation of sequence batch (of the present utility model absorption aerating filter.
Fig. 3 is embodiment three structural representation of sequence batch (of the present utility model absorption aerating filter.
Fig. 4 is embodiment four structural representation of sequence batch (of the present utility model absorption aerating filter.
Number in the figure illustrates:
1. pump well; 2. settling pit; 3. ordinary biofilter; 4. ammonia nitrogen aeration and biological adsorption filter; A. the first valve; B. the second valve; 5. sewage backflow pond; 6. sewage denitrification pond; 7. dark type phosphorus adsorption filter; 8. terminating depth treatment unit; 8-1. diafiltration soil; 8-2. artificial swamp; 8-3. ecological pond; The slow diafiltration soil of 8-4.; 8-5. subsurface infiltration soil.
Embodiment
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Embodiment one:
Please refer to shown in Fig. 1, a kind of sequence batch (absorption aerating filter device of the present embodiment, comprise pump well 1, settling pit 2, ordinary biofilter 3, aeration and biological adsorption filter that the mode of taking sequence batch (to intake connects, also comprise the dark type phosphorus adsorption filter 7 in sewage backflow pond 5, one and a terminating depth treatment unit 8; Wherein, aeration and biological adsorption filter connects with the sewage denitrification pond 6 being connected a dark type phosphorus adsorption filter 7 respectively by the first valve A, and is connected with sewage backflow pond 5 by the second valve B.
Further the present embodiment is described, flooding time is spaced apart 12h, sewage is collected at pump well 1, enter settling pit 2 to precipitate, after the suspended particulate sedimentation in sewage, sewage flow into ordinary biofilter 3, particulate matter in ordinary biofilter 3 further removal sewage and colloid, reduce the turbidity of sewage, sewage enters into aeration and biological adsorption filter subsequently, adopts ammonia nitrogen aeration and biological adsorption filter 4 in the utility model, and ammonia nitrogen is natural zeolite or artificial zeolite by the filler on aeration and biological adsorption filter 4, after absorption, the NH in sewage 3-N clearance can reach 99%.When the first valve A closes, second valve B opens, the sewage entered after aeration and biological adsorption filter 4 flow into sewage backflow pond 5 and stores, nitrobacteria is added to ammonia nitrogen aeration adsorption filter 4 simultaneously, and carry out aeration aerating with 6h, be adsorbed on the ammonia nitrogen on filler in the process and be oxidized to NO in the presence of nitrifier 3-N, the adsorptive power of filler is recovered again.Then stop aeration, closed by the second valve B, the first valve A opens, and the sewage submersible sewage pump (omitting in figure) being stored in sewage backflow pond 5 is got in sewage denitrification pond 6, adds denitrifying bacteria, NO simultaneously 3-N carries out denitrification with the organism in sewage under the effect of denitrifying bacteria, and in this patent, the control of reflux ratio of sewage is between 1:3.5 ~ 1:4.7.After above nitrification and denitrification carries out 6 hours, sewage flow into dark type phosphorus adsorption filter 7, the synthetic filler that dark type phosphorus adsorption filter 7 adopts, and is made up of modified clay mineral, phosphorus in sewage, with the filtering velocity of 2 ~ 4m/h, is removed at this by dark type phosphorus adsorption filter 7.The organism that part is residual is simultaneously removed in dark type phosphorus adsorption filter 7, water in dark type phosphorus adsorption filter 7 flows in terminating depth treatment unit 8 again, in the present embodiment, terminating depth treatment unit 8 adopts the slow diafiltration soil 8-4 of advanced treatment as filtrate, slow diafiltration soil 8-4 mainly utilizes soil to carry out percolation treatment slow further, mixed and modified soil is carried out as filler to original position soil, the filtering layer degree of depth is 1.2 ~ 2.0m, and hydraulic load is 40 ~ 60cm/d.In such sewage, remaining a small amount of organism and nitrogen phosphorus compound are removed together with intestinal bacteria and are purified.
The influent concentration COD 200-500mg/L of the present embodiment sewage, NH 3-N30-100mg/L, TN 40-120mg/L TP5-30mg/L, the water COD<30mg/L clearance after the purification of whole sequence batch (absorption aerating filter device is up to 60%, NH 3-N<1.5mg/L clearance can reach 99%, TN<1.5mg/L, TP<0.05mg/L, and the sewage completing deep purifying can directly discharge.
Embodiment two:
Please refer to shown in Fig. 2, a kind of sequence batch (absorption aerating filter device of the present embodiment, comprise pump well 1, settling pit 2, ordinary biofilter 3, aeration and biological adsorption filter that the mode of taking sequence batch (to intake connects, also comprise the dark type phosphorus adsorption filter 7 in sewage backflow pond 5, one and a terminating depth treatment unit 8; Wherein, aeration and biological adsorption filter connects with the sewage denitrification pond 6 being connected a dark type phosphorus adsorption filter 7 respectively by the first valve A, and is connected with sewage backflow pond 5 by the second valve B.
Further the present embodiment is described, flooding time is spaced apart 12h, sewage is collected at pump well 1, enter settling pit 2 to precipitate, after the suspended particulate sedimentation in sewage, sewage flow into ordinary biofilter 3, particulate matter in ordinary biofilter 3 further removal sewage and colloid, reduce the turbidity of sewage, sewage enters into aeration and biological adsorption filter subsequently, adopts ammonia nitrogen aeration and biological adsorption filter 4 in the utility model, and ammonia nitrogen is natural zeolite or artificial zeolite by the filler on aeration and biological adsorption filter 4, after absorption, the NH in sewage 3-N clearance can reach 99%.When the first valve A closes, second valve B opens, the sewage entered after aeration and biological adsorption filter 4 flow into sewage backflow pond 5 and stores, nitrobacteria is added to ammonia nitrogen aeration adsorption filter 4 simultaneously, and carry out aeration aerating with 6h, be adsorbed on the ammonia nitrogen on filler in the process and be oxidized to NO in the presence of nitrifier 3-N, the adsorptive power of filler is recovered again.Then stop aeration, closed by the second valve B, the first valve A opens, and the sewage submersible sewage pump (omitting in figure) being stored in sewage backflow pond 5 is got in sewage denitrification pond 6, adds denitrifying bacteria, NO simultaneously 3-N carries out denitrification with the organism in sewage under the effect of denitrifying bacteria, and in this patent, the control of reflux ratio of sewage is between 1:3.5-1:4.7.After above nitrification and denitrification carries out 6 hours, sewage flow into dark type phosphorus adsorption filter 7, the synthetic filler that dark type phosphorus adsorption filter 7 adopts, and is made up of modified clay mineral, phosphorus in sewage, with the filtering velocity of 2 ~ 4m/h, is removed at this by dark type phosphorus adsorption filter 7.The organism that part is residual is simultaneously removed in dark type phosphorus adsorption filter 7, water in dark type phosphorus adsorption filter 7 flows in terminating depth treatment unit 8 again, in the present embodiment, terminating depth treatment unit 8 is as filtrate for the subsurface infiltration soil 8-5 of advanced treatment, subsurface infiltration soil 8-5 is the further diafiltration land treatment systems in underground mainly, thickness 1.0 ~ the 1.5m of filtering layer, hydraulic load is 40 ~ 60cm/d, and arranges underground ventilation pipeline.In such sewage, remaining a small amount of organism and nitrogen phosphorus compound are removed together with intestinal bacteria and are purified.
The influent concentration COD 200-500mg/L of the present embodiment sewage, NH 3-N30-100mg/L, TN 40-120mg/L TP5-30mg/L, the water COD<30mg/L clearance after the purification of whole sequence batch (absorption aerating filter device is up to 60%, NH 3-N<1.5mg/L clearance can reach 99%, TN<1.5mg/L, TP<0.05mg/L, and the sewage completing deep purifying can directly discharge.
Embodiment three:
Please refer to shown in Fig. 2, a kind of sequence batch (absorption aerating filter device of the present embodiment, comprise pump well 1, settling pit 2, ordinary biofilter 3, aeration and biological adsorption filter that the mode of taking sequence batch (to intake connects, also comprise the dark type phosphorus adsorption filter 7 in sewage backflow pond 5, one and a terminating depth treatment unit 8; Wherein, aeration and biological adsorption filter connects with the sewage denitrification pond 6 being connected a dark type phosphorus adsorption filter 7 respectively by the first valve A, is connected with sewage backflow pond 5 by the second valve B.
Further the present embodiment is described, flooding time is spaced apart 12h, sewage is collected at pump well 1, enter settling pit 2 to precipitate, after the suspended particulate sedimentation in sewage, sewage flow into ordinary biofilter 3, particulate matter in ordinary biofilter 3 further removal sewage and colloid, reduce the turbidity of sewage, sewage enters into aeration and biological adsorption filter subsequently, adopts ammonia nitrogen aeration and biological adsorption filter 4 in the utility model, and ammonia nitrogen is natural zeolite or artificial zeolite by the filler on aeration and biological adsorption filter 4, after absorption, the NH in sewage 3-N clearance can reach 99%.When the first valve A closes, second valve B opens, the sewage entered after aeration and biological adsorption filter 4 flow into sewage backflow pond 5 and stores, nitrobacteria is added to ammonia nitrogen aeration adsorption filter 4 simultaneously, and carry out aeration aerating with 6h, be adsorbed on the ammonia nitrogen on filler in the process and be oxidized to NO in the presence of nitrifier 3-N, the adsorptive power of filler is recovered again.Then stop aeration, closed by the second valve B, the first valve A opens, and the sewage submersible sewage pump (omitting in figure) being stored in sewage backflow pond 5 is got in sewage denitrification pond 6, adds denitrifying bacteria, NO simultaneously 3-N carries out denitrification with the organism in sewage under the effect of denitrifying bacteria, and in this patent, the control of reflux ratio of sewage is between 1:3.5-1:4.7.After above nitrification and denitrification carries out 6 hours, sewage flow into dark type phosphorus adsorption filter 7, the synthetic filler that dark type phosphorus adsorption filter 7 adopts, and is made up of modified clay mineral, phosphorus in sewage, with the filtering velocity of 2 ~ 4m/h, is removed at this by dark type phosphorus adsorption filter 7.The organism that part is residual is simultaneously removed in dark type phosphorus adsorption filter 7, water in dark type phosphorus adsorption filter 7 flows in terminating depth treatment unit 8 again, in the present embodiment, terminating depth treatment unit 8 adopts the ecological pond 8-3 being used for advanced treatment to connect artificial swamp 8-2 formation, to the further advanced treatment of sewage, artificial swamp 8-2 connects ecological pond 8-3 as compound sewage advanced treatment process, can carry out designing and combining according to practical situation.A small amount of contaminant remaining in such sewage is retained by filtrate, microbial transformation and aquatic animals and plants absorb and fully removed, the ecological pond of artificial swamp 8-2 connection simultaneously 8-3 not only has environmental landscape benefit, can also form combinational environment economic system by livestock culture.
The influent concentration COD 200-500mg/L of the present embodiment sewage, NH 3-N30-100mg/L, TN 40-120mg/L TP5-30mg/L, the water COD<30mg/L clearance after the purification of whole sequence batch (absorption aerating filter device is up to 60%, NH 3-N<1.5mg/L clearance can reach 99%, TN<1.5mg/L, TP<0.05mg/L, and the sewage completing deep purifying can directly discharge.
Embodiment four:
Please refer to shown in Fig. 2, a kind of sequence batch (absorption aerating filter device of the present embodiment, comprise pump well 1, settling pit 2, ordinary biofilter 3, aeration and biological adsorption filter that the mode of taking sequence batch (to intake connects, also comprise the dark type phosphorus adsorption filter 7 in sewage backflow pond 5, one and a terminating depth treatment unit 8; Wherein, aeration and biological adsorption filter connects with the sewage denitrification pond 6 being connected a dark type phosphorus adsorption filter 7 respectively by the first valve A, and is connected with sewage backflow pond 5 by the second valve B.Further the present embodiment is described, flooding time is spaced apart 12h, sewage is collected at pump well 1, enter settling pit 2 to precipitate, after the suspended particulate sedimentation in sewage, sewage flow into ordinary biofilter 3, particulate matter in ordinary biofilter 3 further removal sewage and colloid, reduce the turbidity of sewage, sewage enters into aeration and biological adsorption filter subsequently, ammonia nitrogen aeration and biological adsorption filter 4 is adopted in the utility model, ammonia nitrogen is natural zeolite or artificial zeolite by the filler on aeration and biological adsorption filter 4, after absorption, NH3-N clearance in sewage can reach 99%.When the first valve A closes, second valve B opens, the sewage entered after aeration and biological adsorption filter 4 flow into sewage backflow pond 5 and stores, nitrobacteria is added to ammonia nitrogen aeration adsorption filter 4 simultaneously, and carry out aeration aerating with 6h, be adsorbed on the ammonia nitrogen on filler in the process and be oxidized to NO3-N in the presence of nitrifier, the adsorptive power of filler is recovered again.Then stop aeration, second valve B is closed, first valve A opens, the sewage submersible sewage pump (omitting in figure) being stored in sewage backflow pond 5 is got in sewage denitrification pond 6, add denitrifying bacteria simultaneously, organism in NO3-N and sewage carries out denitrification under the effect of denitrifying bacteria, and in this patent, the control of reflux ratio of sewage is between 1:3.5 ~ 1:4.7.After above nitrification and denitrification carries out 6 hours, sewage flow into dark type phosphorus adsorption filter 7, the synthetic filler that dark type phosphorus adsorption filter 7 adopts, and is made up of modified clay mineral, phosphorus in sewage, with the filtering velocity of 2 ~ 3m/h, is removed at this by dark type phosphorus adsorption filter 7.The organism that part is residual is simultaneously removed in dark type phosphorus adsorption filter 7, water in dark type phosphorus adsorption filter 7 is again in inflow terminal treatment unit 8, in the present embodiment, terminal processing device 8 adopts the ecological pond 8-3 connection diafiltration soil 8-1 being used for advanced treatment to form, to the further advanced treatment of sewage, diafiltration soil 8-1 connects ecological pond 8-3 as compound sewage advanced treatment process, can carry out designing and combining according to practical situation.A small amount of contaminant remaining in such sewage is retained by filtrate, microbial transformation and aquatic animals and plants absorb and fully removed.
The influent concentration COD 200-500mg/L of the present embodiment sewage, NH 3-N30-100mg/L, TN 40-120mg/L TP5-30mg/L, the water COD<30mg/L clearance after the purification of whole sequence batch (absorption aerating filter device is up to 60%, NH 3-N<1.5mg/L clearance can reach 99%, TN<1.5mg/L, TP<0.05mg/L, and the sewage completing deep purifying can directly discharge.
Those skilled in the art will recognize that; above-mentioned embodiment is exemplary; to better enable those skilled in the art understand this patent; can not be interpreted as it is restriction to this patent protection domain; as long as according to this patent disclose any equivalent change done or the modification of spirit, all fall into the scope of this patent protection.

Claims (8)

1. a sequence batch (absorption aerating filter device, comprises pump well, settling pit, ordinary biofilter, aeration and biological adsorption filter that the mode of taking sequence batch (to intake connects, it is characterized in that:
Also comprise a sewage backflow pond, dark type phosphorus adsorption filter and a terminating depth treatment unit;
Described aeration and biological adsorption filter connects with the sewage denitrification pond being connected a dark type phosphorus adsorption filter respectively by the first valve, is connected with sewage backflow pond by the second valve;
Described terminating depth treatment unit is connected with described dark type phosphorus adsorption filter.
2. sequence batch (adsorbs aerating filter device according to claim 1, it is characterized in that:
Described terminating depth treatment unit is made up of the slow diafiltration soil for advanced treatment, and described slow diafiltration soil is connected with described dark type phosphorus adsorption filter.
3. sequence batch (adsorbs aerating filter device according to claim 1, it is characterized in that:
Described terminating depth treatment unit is made up of the subsurface infiltration soil for advanced treatment, and described subsurface infiltration soil is connected with described dark type phosphorus adsorption filter.
4. sequence batch (adsorbs aerating filter device according to claim 1, it is characterized in that:
Described terminating depth treatment unit connects artificial swamp by the ecological pond for advanced treatment and forms, and described artificial swamp is connected with described dark type phosphorus adsorption filter.
5. sequence batch (adsorbs aerating filter device according to claim 1, it is characterized in that:
Described terminating depth treatment unit connects diafiltration soil by the ecological pond for advanced treatment and forms, and described diafiltration soil is connected with described dark type phosphorus adsorption filter.
6. sequence batch (adsorbs aerating filter device according to claim 1, it is characterized in that:
In described ordinary biofilter, filler is quartz sand, and described quartz sand thickness is 2.0 ~ 3.0m.
7. sequence batch (adsorbs aerating filter device according to claim 1, it is characterized in that:
Described aeration and biological adsorption filter is ammonia nitrogen aeration and biological adsorption filter, and artificial zeolite, the natural zeolite of filler to be diameter be 2 ~ 4mm in described ammonia nitrogen aeration and biological adsorption filter, the thickness of described filler is 1.5 ~ 2.5m.
8. sequence batch (adsorbs aerating filter device according to claim 1, it is characterized in that:
Described dark type phosphorus adsorption filter adopts synthetic filler, is made up of modified clay mineral.
CN201420119770.3U 2014-03-17 2014-03-17 A kind of sequence batch (absorption aerating filter device Active CN204174040U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105541048A (en) * 2016-02-05 2016-05-04 北京建筑大学 Sequencing batch adsorption aerating filter and slow rate soil infiltration tank coupling device and application thereof
CN105621808A (en) * 2016-02-05 2016-06-01 北京建筑大学 Adsorptive aeration filter tank, artificial wetland and ecological pond coupling device and application thereof
CN105668928A (en) * 2016-02-05 2016-06-15 北京建筑大学 Coupling device of sequencing-batch adsorption aerating filter and underground soil infiltration device and application of coupling device
CN105731723A (en) * 2016-02-05 2016-07-06 北京建筑大学 Coupling device of adsorption and aeration filter tank and soil infiltration-ecological pond and application of coupling device
CN107162364A (en) * 2017-06-15 2017-09-15 龙燕 Deliver the method that modified zeolite quick in situ administers river course Deng Heichou waters

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105541048A (en) * 2016-02-05 2016-05-04 北京建筑大学 Sequencing batch adsorption aerating filter and slow rate soil infiltration tank coupling device and application thereof
CN105621808A (en) * 2016-02-05 2016-06-01 北京建筑大学 Adsorptive aeration filter tank, artificial wetland and ecological pond coupling device and application thereof
CN105668928A (en) * 2016-02-05 2016-06-15 北京建筑大学 Coupling device of sequencing-batch adsorption aerating filter and underground soil infiltration device and application of coupling device
CN105731723A (en) * 2016-02-05 2016-07-06 北京建筑大学 Coupling device of adsorption and aeration filter tank and soil infiltration-ecological pond and application of coupling device
CN107162364A (en) * 2017-06-15 2017-09-15 龙燕 Deliver the method that modified zeolite quick in situ administers river course Deng Heichou waters

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