CN101704587B - Adjustable multifunctional artificial wetland reaction equipment and application method - Google Patents
Adjustable multifunctional artificial wetland reaction equipment and application method Download PDFInfo
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- CN101704587B CN101704587B CN200910235094XA CN200910235094A CN101704587B CN 101704587 B CN101704587 B CN 101704587B CN 200910235094X A CN200910235094X A CN 200910235094XA CN 200910235094 A CN200910235094 A CN 200910235094A CN 101704587 B CN101704587 B CN 101704587B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention discloses adjustable multifunctional artificial wetland reaction equipment and an application method, and belongs to the field of sewage treatment. The adjustable multifunctional artificial wetland reaction equipment comprises a box (1), a first adjustable filter board component (2), a second adjustable filter board component (3), a distribution pipe component (4), a collecting pipe component (5), a flushing component (6), a dirt discharge groove (7), a viewing window (8), liquid level meters (9), sampling ports (10) and a drain outlet (11). The invention also provides a method for applying the reaction equipment. The reaction equipment can also be converted between horizontal-flow and vertical-flow artificial wetland reaction equipment, thereby realizing the multi-functionalization of the artificial wetland reaction equipment.
Description
Technical field
The present invention relates to a kind of Sewage treatment systems and method, especially for the Ecological Disposal of sewage and to system and device and application method through the advanced treatment of one-level or secondary treated sewage.
Background technology
In recent years, the proposition of artificial swamp Ecological Disposal technology and technology and develop into comprehensive solution water pollution problem a kind of new selection is provided.Artificial wet land system can be divided into subsurface flow constructed wetland system and surface current artificial wetland system according to the different of water flow mode and structure; Subsurface flow constructed wetland system can be divided into vertical current constructed wetland system and horizontal flow artificial wetland system again.Artificial swamp has obtained more and more widely application as secondary or three grades of Sewage treatment systemss in sewage treatment area.Advantages such as artificial swamp has investment and working cost low (only for traditional B-grade sewage factory 1/10～1/2), anti-shock loading, treatment effect are stablized, effluent quality is good.In addition, artificial wet land system also has nearly nature and landscape effect concurrently.
But just at present domestic and international research is made progress, and does not also form certain standard and design manual etc. and be used for instructing practice in the design of artificial wet land system and research process.Therefore, the investigator is many to be done from artificial wetland reaction equipment earlier according to the practical study needs, further studies parameters and index and instructs design and engineering reality.But the artificial wetland reaction equipment that the investigator makes is that each reaction zone size and volume are fixed mostly, if need change research parameter and index, then needs to make in addition new artificial wetland reaction equipment.Like this, research work is both loaded down with trivial details time-consuming, can cause very big waste again economically.And an artificial wetland reaction equipment can only be as a kind of fixed horizontal flow artificial wetland system or vertical current constructed wetland system after making, and the two can not be changed mutually.In addition, existing artificial wetland reaction equipment is in use many latch up phenomenon can to occur, can make artificial wetland reaction equipment short flow phenomenon occur and loses original sewage disposal decontamination effect improving thereupon reducing ability severe patient that artificial wet land system disposes of sewage.Therefore, invention is a kind of can conditioned reaction device each reaction zone size and volume according to the research needs; Can also be according to free degree of switching stream of research needs and vertical current reaction unit type; The artificial wetland reaction equipment that can reduce again or avoid occurring latch up phenomenon is urgent and necessary.
Summary of the invention
The objective of the invention is to based on present artificial wetland reaction equipment can regulate with technology such as multi-function and design on disappearance with blank, a kind of artificial wetland reaction equipment system and application method thereof of adjustable multifunctional is provided.
The present invention is for realizing that described goal of the invention adopts following technical scheme:
A kind of adjustable multifunctional artificial wetland reaction equipment, comprise casing, the first adjustable filter plate assembly, the second adjustable filter plate assembly, water distributing pipe assembly, header assembly, rinsing module, dirt discharge groove, viewing window, liquidometer, thief hole, sewage draining exit, it is characterized in that:
The described first adjustable filter plate assembly and the second adjustable filter plate assembly vertically are located in the casing, and casing is divided into water distributing area, treatment zone and catchment area successively;
Described water distributing pipe assembly, rinsing module, dirt discharge groove and sewage draining exit are arranged in water distributing area, the water distributing pipe assembly is located in the water distributing area and the relative tank wall of the first adjustable filter plate assembly, rinsing module is positioned at the bottom of water distributing area and the adjacent tank wall of the first adjustable filter plate assembly, dirt discharge groove is directly installed on the tank wall of water distributing pipe assembly place, and sewage draining exit is directly installed on the tank wall bottom at water distributing pipe assembly place;
Described viewing window, liquidometer, thief hole are positioned on the tank wall of treatment zone;
Described liquidometer and thief hole at least respectively are provided with two;
Described header assembly is located in the water distributing area, and the header assembly is positioned at the bottom of catchment area and the relative tank wall of the second adjustable filter plate assembly;
Described water distributing pipe assembly and header assembly all are made up of perforated pipe and T shape pipe, and every perforated pipe is located at respectively on two holes that are positioned at same axis on the T shape pipe, and T shape pipe is gone up a remaining hole and is located on tank wall, is uniform-distribution with the hole on the perforated pipe;
The described first adjustable filter plate assembly is made up of first filter plate, atresia baffle plate, second filter plate, fixed support and push bolt, first filter plate, atresia baffle plate, second filter plate are located on the fixed support successively, fixed support is fixed in tank wall by push bolt, all is uniform-distribution with the hole on first filter plate and second filter plate; The described second adjustable filter plate assembly is made up of filter plate, atresia baffle plate, fixed support and push bolt, filter plate, atresia baffle plate are located on the fixed support, fixed support is fixed in tank wall by push bolt, is uniform-distribution with the hole on first filter plate, second filter plate and the filter plate;
Described rinsing module is made up of pipe plug, perforated pipe and the flushing mouth of a river, and pipe plug is located at perforated pipe one end, and the other end of perforated pipe is located on the flushing mouth of a river, and the flushing mouth of a river is located on the tank wall, is uniform-distribution with the hole on the perforated pipe.
A kind of described adjustable multifunctional artificial wetland reaction equipment is applied to application method on the artificial swamp, comprises the steps:
(a) adjust and fix the position and the angle of the first adjustable filter plate assembly and the second adjustable filter plate assembly, to adjust water distributing area and catchment area size and volume; Reaction unit is then taken out the second adjustable filter plate assembly atresia baffle plate as the horizontal flow artificial wetland reaction unit, or reaction unit then taken out filter plate in the second adjustable filter plate assembly as the vertical current constructed wetland reaction unit, like this can free degree of switching stream and vertical current reaction unit type;
(b) filler and the plant that need in the reaction unit are arranged and plant in the treatment zone, and cultivate plant recovery to the normal growth phase;
(c) operation is taken out the atresia baffle plate and is connected sewage to the water distributing pipe assembly, connects rising pipe to the header assembly, connects tap water to rinsing module;
When (d) the question response device runs to water distributing area or treatment zone and the Yong Shui phenomenon occurs, close water distributing pipe assembly and header assembly, the atresia baffle plate is inserted in the middle of the first adjustable filter plate assembly, prevent the root system of plant and the microorganism living environment of disturbance reaction unit treatment zone in the flushing process; Open rinsing module and wash, carry out backwash process, reduce the total suspended solids that enters sewage in the reaction unit treatment zone,, realized the adjustable function of artificial wetland reaction equipment to avoid and to weaken the latch up phenomenon of reaction unit; Close rinsing module after rinsing well, open water distributing pipe assembly and header assembly, continue the operation reaction unit;
(e) observe by viewing window and liquidometer and carry out sampling operation by thief hole;
(f) readjust filter plate after filler and plant clean out in the reaction unit, free adjustment is joined, the length of catchment area and volume and angle, so that research is joined, catchment area length and volume and angle be to the influence of reaction unit treatment effect, realized the repeatedly recycling and the controllability of reaction unit.
Advantage of the present invention is:
1, can join according to research needs free adjustment, length and the volume and the angle of catchment area so that research is joined, catchment area length and volume and angle be to the influence of reaction unit treatment effect, realized the repeatedly recycling and the controllability of reaction unit;
2, realized that in the past artificial wetland reaction equipment can only be as the deficiency of horizontal flow or vertical current reaction unit, but artificial wetland reaction equipment freely changing in horizontal flow and vertical current constructed wetland reaction unit;
3, the running water system of reaction unit reduces even has avoided the latch up phenomenon of artificial wetland reaction equipment, for continuous service and the raising wastewater purifying efficiency of realizing artificial swamp are laid a good foundation;
4, reaction unit of the present invention also provides the liquid level of reaction unit to take into account viewing window, for control reaction unit water level and tracing observation plant root growth situation are provided convenience in real time.
Description of drawings
Fig. 1 is a vertical view of the present invention.
Fig. 2 is a longitudinal sectional drawing of the present invention.
Fig. 3 is a front view of the present invention
Fig. 4 is a rear view of the present invention
Among the figure: 1, casing; 2, the first adjustable filter plate assembly; 21, first filter plate; 22, atresia baffle plate; 23, second filter plate; 24, fixed support; 25, push bolt; 3, the second adjustable filter plate assembly; 31, atresia baffle plate; 32, filter plate; 33, fixed support; 34, push bolt; 4, water distributing pipe assembly; 5, header assembly; 6, washpipe assembly; 7, flushing pollution discharge groove; 8, viewing window; 9, liquidometer; 10, thief hole; 11, sewage draining exit.
Embodiment
Case study on implementation 1:
Is example with this reaction unit as the horizontal drowned flow artificial wet land reaction unit.
A kind of adjustable multifunctional artificial wetland reaction equipment, comprise casing 1, first adjustable filter plate assembly 2, the second adjustable filter plate assembly 3, water distributing pipe assembly 4, header assembly 5, rinsing module 6, dirt discharge groove 7, viewing window 8, liquidometer 9, thief hole 10, sewage draining exit 11, it is characterized in that:
The described first adjustable filter plate assembly 2 and the second adjustable filter plate assembly 3 vertically are located in the casing, and casing 1 is divided into water distributing area, treatment zone and catchment area successively;
Described water distributing pipe assembly 4, rinsing module 6, dirt discharge groove 7 and sewage draining exit 11 are arranged in water distributing area, water distributing pipe assembly 4 is located in the water distributing area tank wall relative with the first adjustable filter plate assembly 2, rinsing module 6 is positioned at the bottom of the water distributing area and the first adjustable filter plate assembly 2 adjacent tank walls, dirt discharge groove 7 is directly installed on the water distributing pipe assembly 4 place tank walls, and sewage draining exit 11 is directly installed on the tank wall bottom;
Described viewing window 8, liquidometer 9, thief hole 10 are positioned on the tank wall of treatment zone;
Described liquidometer 9 is provided with 2 and thief hole 10 and is provided with 6;
Described header assembly 5 is located in the water distributing area, and header assembly 5 is positioned at the bottom of catchment area and the second adjustable filter plate assembly 3 relative tank walls;
Described water distributing pipe assembly 4 and header assembly 5 all are made up of perforated pipe and T shape pipe, and every perforated pipe is located at two holes that are positioned at same axis on the T shape pipe respectively, and T shape pipe is gone up a remaining hole and is located on tank wall, is uniform-distribution with the hole on the perforated pipe;
The described first adjustable filter plate assembly 2 is made up of first filter plate 21, atresia baffle plate 22, second filter plate 23, fixed support 24 and push bolt 25, first filter plate 21, atresia baffle plate 22, second filter plate 23 are located on the fixed support 24 successively, fixed support 24 is fixed in tank wall by push bolt 25, all is uniform-distribution with the hole on first filter plate 21 and second filter plate 23; The described second adjustable filter plate assembly 3 is made up of filter plate 31, atresia baffle plate 32, fixed support 33 and push bolt 34, filter plate 31, atresia baffle plate 32 are located on the fixed support 33, fixed support 33 is fixed in tank wall by push bolt 34, is uniform-distribution with the hole on first filter plate 21, second filter plate 23 and the filter plate 31;
Described rinsing module 6 is made up of pipe plug, perforated pipe and the flushing mouth of a river, and pipe plug is located at perforated pipe one end, and the other end of perforated pipe is located on the flushing mouth of a river, and the flushing mouth of a river is located on the tank wall, is uniform-distribution with the hole on the perforated pipe.
2, a kind of method that is applied to use on the artificial swamp based on the described adjustable multifunctional artificial wetland reaction equipment of claim 1 comprises the steps:
(a) adjust and fix the position and the angle of the first adjustable filter plate assembly 2 and the second adjustable filter plate assembly 3, to adjust water distributing area and catchment area size and volume; Reaction unit is taken out the second adjustable filter plate assembly 3 atresia baffle plates 32 as the horizontal flow artificial wetland reaction unit;
(b) filler and the plant that need in the reaction unit are arranged and plant in the treatment zone, and cultivate plant recovery to the normal growth phase;
(c) operation is taken out atresia baffle plate 22 and is connected sewage to water distributing pipe assembly 4, connects rising pipe to header assembly 5, connects tap water to rinsing module 6;
When (d) the question response device runs to water distributing area or treatment zone and the Yong Shui phenomenon occurs, close water distributing pipe assembly 4 and header assembly 5, in the middle of the atresia baffle plate 22 insertions first adjustable filter plate assembly 2, prevent the root system of plant and the microorganism living environment of disturbance reaction unit treatment zone in the flushing process; Open rinsing module 6 and wash, carry out backwash process, reduce the total suspended solids that enters sewage in the reaction unit treatment zone,, realized the adjustable function of artificial wetland reaction equipment to avoid and to weaken the latch up phenomenon of reaction unit; Close rinsing module 6 after rinsing well, open water distributing pipe assembly 4 and header assembly 5, continue the operation reaction unit;
(e) observe by viewing window 8 and liquidometer 9 and carry out sampling operation by thief hole 10;
(f) readjust filter plate after filler and plant clean out in the reaction unit, can free adjustment join, length and the volume and the angle of catchment area, so that research is joined, catchment area length and volume and angle be to the influence of reaction unit treatment effect, realized the repeatedly recycling and the controllability of reaction unit.
Case study on implementation 2:
Is example with this reaction unit as the vertical subsurface flow wetland reaction unit.
A kind of adjustable multifunctional artificial wetland reaction equipment, comprise casing 1, first adjustable filter plate assembly 2, the second adjustable filter plate assembly 3, water distributing pipe assembly 4, header assembly 5, rinsing module 6, dirt discharge groove 7, viewing window 8, liquidometer 9, thief hole 10, sewage draining exit 11, it is characterized in that:
The described first adjustable filter plate assembly 2 and the second adjustable filter plate assembly 3 vertically are located in the casing, and casing 1 is divided into water distributing area, treatment zone and catchment area successively;
Described water distributing pipe assembly 4, rinsing module 6, dirt discharge groove 7 and sewage draining exit 11 are arranged in water distributing area, water distributing pipe assembly 4 is located in the water distributing area tank wall relative with the first adjustable filter plate assembly 2, rinsing module 6 is positioned at the bottom of the water distributing area and the first adjustable filter plate assembly 2 adjacent tank walls, dirt discharge groove 7 is directly installed on the water distributing pipe assembly 4 place tank walls, and sewage draining exit 11 is directly installed on the tank wall bottom;
Described viewing window 8, liquidometer 9, thief hole 10 are positioned on the tank wall of treatment zone;
Described liquidometer 9 is provided with 4 and thief hole 10 and is provided with 9;
Described header assembly 5 is located in the water distributing area, and header assembly 5 is positioned at the bottom of catchment area and the second adjustable filter plate assembly 3 relative tank walls;
Described water distributing pipe assembly 4 and header assembly 5 all are made up of perforated pipe and T shape pipe, and every perforated pipe is located at two holes that are positioned at same axis on the T shape pipe respectively, and T shape pipe is gone up a remaining hole and is located on tank wall, is uniform-distribution with the hole on the perforated pipe;
The described first adjustable filter plate assembly 2 is made up of first filter plate 21, atresia baffle plate 22, second filter plate 23, fixed support 24 and push bolt 25, first filter plate 21, atresia baffle plate 22, second filter plate 23 are located on the fixed support 24 successively, fixed support 24 is fixed in tank wall by push bolt 25, all is uniform-distribution with the hole on first filter plate 21 and second filter plate 23; The described second adjustable filter plate assembly 3 is made up of filter plate 31, atresia baffle plate 32, fixed support 33 and push bolt 34, filter plate 31, atresia baffle plate 32 are located on the fixed support 33, fixed support 33 is fixed in tank wall by push bolt 34, is uniform-distribution with the hole on first filter plate 21, second filter plate 23 and the filter plate 31;
Described rinsing module 6 is made up of pipe plug, perforated pipe and the flushing mouth of a river, and pipe plug is located at perforated pipe one end, and the other end of perforated pipe is located on the flushing mouth of a river, and the flushing mouth of a river is located on the tank wall, is uniform-distribution with the hole on the perforated pipe.
The method that a kind of described adjustable multifunctional artificial wetland reaction equipment is applied to use on the artificial swamp comprises the steps:
(a) adjust and fix the position and the angle of the first adjustable filter plate assembly 2 and the second adjustable filter plate assembly 3, to adjust water distributing area and catchment area size and volume; Reaction unit is then taken out filter plate 31 in the second adjustable filter plate assembly 3 as the vertical current constructed wetland reaction unit;
(b) filler and the plant that need in the reaction unit are arranged and plant in the treatment zone, and cultivate plant recovery to the normal growth phase;
(c) operation is taken out atresia baffle plate 22 and is connected sewage to water distributing pipe assembly 4, connects rising pipe to header assembly 5, connects tap water to rinsing module 6;
When (d) the question response device runs to water distributing area or treatment zone and the Yong Shui phenomenon occurs, close water distributing pipe assembly 4 and header assembly 5, in the middle of the atresia baffle plate 22 insertions first adjustable filter plate assembly 2, prevent the root system of plant and the microorganism living environment of disturbance reaction unit treatment zone in the flushing process; Open rinsing module 6 and wash, carry out backwash process, reduce the total suspended solids that enters sewage in the reaction unit treatment zone,, realized the adjustable function of artificial wetland reaction equipment to avoid and to weaken the latch up phenomenon of reaction unit; Close rinsing module 6 after rinsing well, open water distributing pipe assembly 4 and header assembly 5, continue the operation reaction unit;
(e) observe by viewing window 8 and liquidometer 9 and carry out sampling operation by thief hole 10;
(f) readjust filter plate after filler and plant clean out in the reaction unit, can free adjustment join, length and the volume and the angle of catchment area, so that research is joined, catchment area length and volume and angle be to the influence of reaction unit treatment effect, realized the repeatedly recycling and the controllability of reaction unit.
Claims (2)
1. adjustable multifunctional artificial wetland reaction equipment, comprise casing (1), the first adjustable filter plate assembly (2), the second adjustable filter plate assembly (3), water distributing pipe assembly (4), header assembly (5), rinsing module (6), dirt discharge groove (7), viewing window (8), liquidometer (9), thief hole (10), sewage draining exit (11), it is characterized in that:
The described first adjustable filter plate assembly (2) and the second adjustable filter plate assembly (3) vertically are located in the casing, and casing (1) is divided into water distributing area, treatment zone and catchment area successively;
Described water distributing pipe assembly (4), rinsing module (6), dirt discharge groove (7) and sewage draining exit (11) are arranged in water distributing area, water distributing pipe assembly (4) is located in the water distributing area and the relative tank wall of the first adjustable filter plate assembly (2), rinsing module (6) is positioned at the bottom of water distributing area and the adjacent tank wall of the first adjustable filter plate assembly (2), dirt discharge groove (7) is directly installed on the tank wall of water distributing pipe assembly (4) place, and sewage draining exit (11) is directly installed on the tank wall bottom at water distributing pipe assembly (4) place;
Described viewing window (8), liquidometer (9), thief hole (10) are positioned on the tank wall of treatment zone;
Described liquidometer (9) and thief hole (10) at least respectively are provided with two;
Described header assembly (5) is located in the water distributing area, and header assembly (5) is positioned at the bottom of catchment area and the relative tank wall of the second adjustable filter plate assembly (3);
Described water distributing pipe assembly (4) and header assembly (5) all are made up of perforated pipe and T shape pipe, every perforated pipe is located at respectively on two holes that are positioned at same axis on the T shape pipe, T shape pipe is gone up a remaining hole and is located on tank wall, is uniform-distribution with the hole on the perforated pipe;
The described first adjustable filter plate assembly (2) is made up of first filter plate (21), atresia baffle plate (22), second filter plate (23), fixed support (24) and push bolt (25), first filter plate (21), atresia baffle plate (22), second filter plate (23) are located on the fixed support (24) successively, fixed support (24) is fixed in tank wall by push bolt (25), all is uniform-distribution with the hole on first filter plate (21) and second filter plate (23); The described second adjustable filter plate assembly (3) is made up of filter plate (31), atresia baffle plate (32), fixed support (33) and push bolt (34), filter plate (31), atresia baffle plate (32) are located on the fixed support (33), fixed support (33) is fixed in tank wall by push bolt (34), is uniform-distribution with the hole on first filter plate (21), second filter plate (23) and the filter plate (31);
Described rinsing module (6) is made up of pipe plug, perforated pipe and the flushing mouth of a river, and pipe plug is located at perforated pipe one end, and the other end of perforated pipe is located on the flushing mouth of a river, and the flushing mouth of a river is located on the tank wall, is uniform-distribution with the hole on the perforated pipe.
2. a method that is applied to use on the artificial swamp based on the described adjustable multifunctional artificial wetland reaction equipment of claim 1 comprises the steps:
(a) adjust and fix the position and the angle of the first adjustable filter plate assembly (2) and the second adjustable filter plate assembly (3), to adjust water distributing area and catchment area size and volume; Reaction unit is then taken out second adjustable filter plate assembly (3) the atresia baffle plate (32) as the horizontal flow artificial wetland reaction unit, or reaction unit then taken out filter plate (31) in the second adjustable filter plate assembly (3) as the vertical current constructed wetland reaction unit, like this can free degree of switching stream and vertical current reaction unit type;
(b) filler and the plant that need in the reaction unit are arranged and plant in the treatment zone, and cultivate plant recovery to the normal growth phase;
(c) operation is taken out atresia baffle plate (22) and is connected sewage to water distributing pipe assembly (4), connects rising pipe to header assembly (5), connects tap water to rinsing module (6);
When (d) the question response device runs to water distributing area or treatment zone and the Yong Shui phenomenon occurs, close water distributing pipe assembly (4) and header assembly (5), it is middle that atresia baffle plate (22) is inserted the first adjustable filter plate assembly (2), prevents the root system of plant and the microorganism living environment of disturbance reaction unit treatment zone in the flushing process; Open rinsing module (6) and wash, carry out backwash process, reduce the total suspended solids that enters sewage in the reaction unit treatment zone,, realized the adjustable function of artificial wetland reaction equipment to avoid and to weaken the latch up phenomenon of reaction unit; Close rinsing module (6) after rinsing well, open water distributing pipe assembly (4) and header assembly (5), continue the operation reaction unit;
(e) observe by viewing window (8) and liquidometer (9) and carry out sampling operation by thief hole (10);
(f) readjust filter plate after filler and plant clean out in the reaction unit, free adjustment is joined, the length of catchment area and volume and angle, so that research is joined, catchment area length and volume and angle be to the influence of reaction unit treatment effect, realized the repeatedly recycling and the controllability of reaction unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910235094XA CN101704587B (en) | 2009-11-13 | 2009-11-13 | Adjustable multifunctional artificial wetland reaction equipment and application method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910235094XA CN101704587B (en) | 2009-11-13 | 2009-11-13 | Adjustable multifunctional artificial wetland reaction equipment and application method |
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| Publication Number | Publication Date |
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| CN101704587A CN101704587A (en) | 2010-05-12 |
| CN101704587B true CN101704587B (en) | 2011-08-10 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102167445A (en) * | 2011-05-04 | 2011-08-31 | 中国海洋大学 | Horizontal subsurface flow constructed wetland for treating polluted river water and low-concentration wastewater |
| CN102531184A (en) * | 2012-01-09 | 2012-07-04 | 中国环境科学研究院 | Low-temperature applicable variable artificial wetland |
| CN106430597B (en) * | 2016-11-01 | 2019-05-03 | 东北师范大学 | A kind of anti-clogging artificial wet land system |
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