CN105709469A - Active medium water treatment system and control method thereof - Google Patents
Active medium water treatment system and control method thereof Download PDFInfo
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- CN105709469A CN105709469A CN201610287796.2A CN201610287796A CN105709469A CN 105709469 A CN105709469 A CN 105709469A CN 201610287796 A CN201610287796 A CN 201610287796A CN 105709469 A CN105709469 A CN 105709469A
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- active medium
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- filtering tank
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
- B01D24/105—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container downward filtration without specifications about the filter material supporting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4631—Counter-current flushing, e.g. by air
- B01D24/4636—Counter-current flushing, e.g. by air with backwash shoes; with nozzles
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- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses an active medium water treatment system and a control method thereof. The active medium water treatment system comprises a main control machine, a water inlet pump, a filter tank and a water storage tank, wherein the filter tank is provided with a first upper end opening and a first lower end opening, the water storage tank is provided with a second upper end opening and a second lower end opening, the filter tank is filled with active medium particles, the water inlet pump is connected with the first upper end opening, the first lower end opening is connected with the second upper end opening, a backwash water pump is arranged between the water storage tank and the filter tank, the active medium particles are activated glass filter media, a backwash water return pipe is arranged at the first upper end opening of the filter tank, an upper filter retaining net is arranged in the water storage tank and is positioned below the first upper end opening, and a cleaning end opening for washing the upper filter retaining net is arranged at the upper part of the filter tank and is positioned below the upper filter retaining net. According to the invention, the backwashing regeneration efficiency of the filtering medium is enhanced.
Description
Technical field
The present invention relates to water treatment facilities, particularly relate to a kind of active medium water treatment system and control method thereof.
Background technology
At present, along with the scarcity day by day of water resource, sewage disposal technology is widely used in people's daily life and commercial production, for instance: daily life water purification processes, the purified treatment etc. of trade effluent.China Patent No. 201520626235.1 discloses a kind of active medium water and processes, being sequentially passed through by sewage mainly through water pump 1 is injected in filtering tank 2 with surge tank 6, utilizing the active medium granule in filtering tank 2 to carry out sewage disposal, water enters into after being cleaned in water tank 3 and carries out storage recycling；Meanwhile, after a long time use, in order to reuse the active medium granule in filtering tank 2, it is also possible to by the water pump 4 that recoils, the water in water tank 3 is re-injected in filtering tank 2 and active medium granule is rinsed.But, in actual use, stronger for processing its viscosity of oily sewage, easily by the upper filtration backstop blocking at recoil return pipe 10 place in backwash process, cause backwash not thorough, it is difficult to fall the viscosity dirt removal of active medium particle surface so that recoil regeneration efficiency declines and the service life of equipment reduces.How designing a kind of regeneration efficiency that recoils sewage disposal device that is high and that increase the service life is the technical problem to be solved in the present invention.
Summary of the invention
The technical problem to be solved is: provide a kind of active medium water treatment system and control method thereof, the defect that the service life of the efficiency decline and equipment that solve the sewage disposal of prior art sewerage disposing equipment reduces, it is achieved improve the recoil regeneration efficiency of active medium water treatment system and increase the service life.
Technical scheme provided by the invention is, a kind of active medium water treatment system, including main control computer, intake pump, filtering tank and water tank；Described filtering tank is provided with the first upper port and the first lower port, described water tank is provided with the second upper port and the second lower port, described filtering tank is filled with active medium granule, described intake pump is connected with described first upper port, described first lower port is connected with described second upper port, being additionally provided with recoil water pump between described water tank and described filtering tank, described active medium granule is the glass filter of activation；First upper port of described filtering tank is additionally provided with recoil return pipe, described water tank is additionally provided with filtration backstop, described upper filtration backstop is positioned at the lower section of described first upper port, the top of described filtering tank is additionally provided with the cleaning port for rinsing described upper filtration backstop, and described cleaning port is positioned at the lower section of described upper filtration backstop.
Further, described cleaning port is connected to high pressure gas supply arrangement by valve；Or, described cleaning port is connected with described back-flushing delivery side of pump by valve.
Further, the bottom of described filtering tank is provided with lower drainage screen, described lower drainage screen is positioned at the top of described first lower port, filters formation filtration zone between backstop and described lower drainage screen in described filtering tank on described, and described active medium granule is arranged in described filtration zone.
Further, the inwall of described filtering tank is provided with multilamellar water-ring, and described water-ring filters between backstop and described lower drainage screen on described.
Further, the mesh size of described upper filtration backstop and described lower drainage screen is less than the size of closest described active medium granule.
Further, also include pretreatment unit, described pretreatment unit is connected between described intake pump and described filtering tank, described pretreatment unit includes static mixer and surge tank, the import of described static mixer connects described intake pump, the outlet of described static mixer connects described surge tank, is connected to feed pump between described surge tank and described filtering tank.
Further, described pretreatment unit also includes medicine-adding bin, and described static mixer also has dosing mouth, and described medicine-adding bin is connected with the dosing mouth of described static mixer by dosing water pump.
Further, described main control computer is also integrated with wireless communication module.
The present invention also provides for the control method of a kind of active medium water treatment system, adopts above-mentioned active medium water treatment system, and control method includes:
Sewage disposal pattern: sewage is input in filtering tank by intake pump, utilize active medium granule in filtering tank to sewage be filtered process；
Backwash mode includes: step 1, first passes through cleaning port and injects cleansing medium in filtering tank upper filtration backstop is carried out pre-flush process；After step 2, pre-flush are disposed, the water in water tank is injected into bottom filtering tank by recoil water pump, and the active medium granule in filtering tank is washed.
Further, described cleansing medium is the water in the water tank of back-flushing transport pump；Or, described cleansing medium is gases at high pressure.
Compared with prior art, advantages of the present invention and have the benefit effect that active medium water treatment system provided by the invention, by arranging cleaning port on filtering tank, in backwash process, by cleaning port, the dirt on upper filter and recoil return pipe can be cleared up, avoid in backwash process, dirt will filter backstop blocking on top, guarantee that backwash process can carry out smoothly, the sewage that backwash produces can quickly be discharged smoothly from recoil return pipe, improve the quality of backwash, realize improving the recoil regeneration efficiency of active medium water treatment system and increasing the service life.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of active medium water treatment system embodiment of the present invention；
Fig. 2 is the structural representation of filtering tank in active medium water treatment system embodiment of the present invention.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
As Figure 1-Figure 2, the present embodiment active medium water treatment system, including main control computer (not shown), intake pump 1, filtering tank 2 and water tank 3；Described filtering tank 2 is provided with the first upper port 201 and the first lower port 202, described water tank is provided with the second upper port (not shown) and the second lower port (not shown), described filtering tank 2 is filled with active medium granule 200, described intake pump 1 is connected with described first upper port, described first lower port is connected with described second upper port, recoil water pump 4 it is additionally provided with between described water tank 3 and described filtering tank 2, the outlet of described recoil water pump 4 connects the first lower port of described filtering tank 2, the import of described recoil water pump 4 connects the second lower port of water tank 3；First upper port of described filtering tank 2 is additionally provided with recoil return pipe 10, described water tank 2 is additionally provided with filtration backstop 24, described upper filtration backstop 24 is positioned at the lower section of described first upper port 201, the top of described filtering tank 2 is additionally provided with cleaning port 22, and described cleaning port 22 is positioned at the lower section of filtration backstop 24.
Specifically, pending water is pumped into filtering tank 2 by intake pump 1 by the present embodiment active medium water treatment system, and the active medium granular layer in filtering tank 2 is by the impurity in absorption water and dirt, it is achieved water purification is processed.And in long-time use procedure, active medium particle surface will take dirt, cause that its filter capacity declines, now, just backwash operation can be carried out so that the active medium granule in filtering tank 2 to be rinsed, and due in backwash process, the dirt of active medium particle surface exports being concentrated through recoil return pipe 10 via the upper filtration backstop 24 on top, in backwash process, the as easy as rolling off a log dirt big by oiliness of upper filtration backstop 24 gives blocking, and by cleaning port 22, cleansing medium is incorporated into the top of filtering tank 2, cleansing medium can filter backstop 24 in centering and be carried out, to clean out the dirt adhered on upper filtration backstop 24, thus the High-Pressure Water again through recoil water pump 4 generation will rinse out the dirt of the adhesion on active medium granule 200 surface, dirt can be filtered in backstop 24 and recoil return pipe 10 smoothly from top discharge, active medium granule 200 is made can again to have higher filtering function, realize recycling, improve the cleannes of active medium granule 200, to reduce maintenance cost and to increase the service life.Wherein, recoil return pipe 10 is correspondingly arranged on the valve 101 of switch recoil return pipe 10, and between intake pump 1 and filtering tank 2, it is provided with valve 102, two streams are formed between filtering tank 2 and water tank 3, wherein one is provided with valve 301 for carrying to water tank 3 on the stream of water, and another is provided with on the stream of recoil water pump 4 and is provided with valve 302.In filter process, valve 101 and valve 302 are closed, valve 102 and valve 301 are opened, and when needs carry out backwash operation, valve 101 and valve 302 are opened, valve 102 and valve 301 are closed, clean water is pumped into the bottom of filtering tank 2 by recoil water pump 4 from water tank 3, active medium granule 200 is cleaned from the bottom to top, and clean produced sewage and return to the import department of intake pump 1 by being backflowed by the return pipe 10 that recoils, such as, pending water is unified to be contained in a cesspool, recoil return pipe 10 by rinse the sewage discharge that produces in cesspool to enter in filtration treatment operation again through intake pump 1 through bulk processing such as precipitations.Concrete, in backwash process, owing to active medium granule will be cleaned upward by recoil water pump 4 from the bottom of filtering tank 2, can effectively reduce because hydraulic pressure crosses the also discharge from recoil return pipe 10 of the amount of activated media particle of senior general by upper filtration backstop, and the mesh of upper filtration backstop 24 and lower drainage screen 25 is less than the minimum grain size of closest active medium granule, namely the upper mesh filtering backstop 24 is less than the minimum grain size of superposed active medium granule, and the mesh of lower drainage screen 25 is less than the minimum grain size of the active medium granule being positioned at bottom.
Further, the cleansing medium being incorporated into filtering tank 2 for cleaning port 22 can adopt gases at high pressure, it would however also be possible to employ the drainage excessively in water tank 3, for adopting gases at high pressure, described cleaning port 22 is connected to high pressure gas supply arrangement by valve；And for adopting water, then clean port 22 and be connected with the outlet of described recoil water pump 4 by valve.
Further, the bottom of described filtering tank 2 is provided with lower drainage screen 25, described lower drainage screen 25 is positioned at the top of described first lower port 202, filtering formation filtration zone between backstop 24 and described lower drainage screen 25 on described in described filtering tank 2, described active medium granule 200 is arranged in described filtration zone.Concrete, active medium granule 200 is limited between upper filtration backstop 24 and lower drainage screen 25, forms water reserve, and the first lower port 202 just connects with water reserve, in order to cross the output of drainage between lower drainage screen 25 and the bottom of filtering tank 2.Meanwhile, in backwash process, active medium granule 200 is limited in filtration zone, such that it is able to adopt bigger backwash current that active medium granule 200 is rinsed.Preferably, in order to improve filter effect, the inwall of described filtering tank 2 is provided with multilamellar water-ring 23, and described water-ring 23 filters between backstop 24 and described lower drainage screen 25 on described.Concrete, water-ring 23 is arranged on the inwall of filtering tank 2, it is possible to stop that sewage directly trickles to bottom along the inwall of filtering tank 2, under the effect of water-ring 23, sewage is made to have to pass through active medium granule 200 filtration treatment, it is achieved to improve the filter effect of sewage.
And in active medium water treatment system work process, by the operation of each electric component in main control computer overall system control, simultaneously, corresponding sensor can be configured as required and carry out the detection of parameter, and main control computer can be configured with wireless communication module, field data can be passed through GPRS remote transmission to Control Room by wireless communication module, control and monitor console industrial control computer in Control Room carry out information management and monitor machine operation.Field data and information can be transferred to mobile phone simultaneously and enter WWW, it is possible to by network and cloud database purchase, inquiry, providing the service of inquiry and a monitoring timely for related personnel.
Wherein, between intake pump 1 and filtering tank 2, and being provided with valve between filtering tank 2 and water tank 3 as required for break-make stream, installation site and the valve types of concrete valve are not limited by the present embodiment active medium water treatment system.It addition, the glass filter that described active medium granule is activation, the glass filter of activation is with the organic adsorption of electric charge, for adsorbing dirt, and in backwash process, the impulsive force of water overcomes electric charge attraction, dirt is clean from the removing surface of active medium granule.The glass filter of the activation in the present embodiment adopts active medium disclosed in China Patent No. 201520626235.1.
It addition, in flushing process, for the ease of observing situation about cleaning, the top of filtering tank 2 is additionally provided with observation window 21, meanwhile, is additionally provided with access hole 26 in the bottom of filtering tank 2.It addition, on filtering tank 2 arrange the first upper port and the first lower port, and on water tank arrange the second upper port and the second lower port can be arranged as required to multiple, to meet instructions for use.
Further, also include pretreatment unit, described pretreatment unit is connected between described intake pump 1 and described filtering tank 2, described pretreatment unit includes static mixer 5 and surge tank 6, the import of described static mixer 5 connects described intake pump 1, the outlet of described static mixer 5 connects described surge tank 6, is connected to feed pump 61 between described surge tank 6 and described filtering tank 2.Preferably, pretreatment unit also includes medicine-adding bin 7, described static mixer 5 also has dosing mouth, according to actual needs, medicine-adding bin 7 can be divided into the first explosive barrel 701 and the second explosive barrel 702, first explosive barrel 701 is connected with the dosing mouth of described static mixer 5 by dosing water pump 71 and valve 711, same, and the second explosive barrel 702 is connected with the dosing mouth of described static mixer 5 by dosing water pump 72 and valve 721.Concrete, the water entered in filtering tank 2 can be carried out pretreatment by pretreatment unit, pending water is first pumped in static mixer 5 by intake pump 1, water is the various types of panel element of impact flow in static mixer 5, increase the velocity gradient of water laminar motion, form very strong shear action and form stranded current in water, negative pressure is formed at static mixer 5 dosing mouth place, described medicine-adding bin 7 is connected with the dosing mouth of static mixer 5 by dosing water pump 71 and 72, first explosive barrel 701 can be contained with flocculant, second explosive barrel 702 can be contained with flocculation aid, after flocculant and flocculation aid are mixed by static mixer 5 with the fully full cross section of process water, mixing of efficient moment aggregation, the Organic substance and the pollutant that towing major part are dissolved in several seconds condense, and change into the flocculation material of granule or bigger, it is directly entered filtering tank 2 to filter without ad hoc settler.And the water processed through static mixer 5 enters in surge tank 6 and continues to be pumped in filtering tank 2 by feed pump 61 and is filtered.Wherein, surge tank 6 one aspect plays the function of temporary water, on the other hand, precipitation is saved bit by bit in bottom by the particle entering into the impurity contained by the water in surge tank 6 and condensation, the dirts such as the bottom of surge tank 6 is provided with sewage draining exit 62, the mud that operator can regularly be saved bit by bit by sewage draining exit 62 discharge bottom.
The present invention also provides for the control method of a kind of active medium water treatment system, adopts above-mentioned active medium water treatment system, and control method includes:
Sewage disposal pattern: sewage is input in filtering tank by intake pump, utilize active medium granule in filtering tank to sewage be filtered process；
Backwash mode includes: step 1, first passes through cleaning port and injects cleansing medium in filtering tank upper filtration backstop is carried out pre-flush process；Concrete, before pre-flush processes, therefore, to assure that the underwater in filtering tank drops to after below cleaning port, then, upper filtration backstop is carried out, makes recoil water route unimpeded, it is possible to the significantly more efficient dirt cleaning out active medium particle surface.After step 2, pre-flush are disposed, the water in water tank is injected into bottom filtering tank by recoil water pump, and the active medium granule in filtering tank is washed.Wherein, cleansing medium is the water in the water tank of back-flushing transport pump；Or, described cleansing medium is gases at high pressure.
The present embodiment active medium water treatment system, by arranging cleaning port on filtering tank, in backwash process, by cleaning port, the dirt on upper filter and recoil return pipe can be cleared up, avoid in backwash process, dirt will filter backstop blocking on top, guarantee that backwash process can carry out smoothly, the sewage that backwash produces can quickly be discharged smoothly from recoil return pipe, improve the quality of backwash, it is achieved improve the recoil regeneration efficiency of active medium water treatment system and increase the service life.
Last it is noted that above example is only in order to illustrate technical scheme, it is not intended to limit；Although the present invention being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein portion of techniques feature is carried out equivalent replacement；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. an active medium water treatment system, it is characterised in that include main control computer, intake pump, filtering tank and water tank；Described filtering tank is provided with the first upper port and the first lower port, described water tank is provided with the second upper port and the second lower port, described filtering tank is filled with active medium granule, described intake pump is connected with described first upper port, described first lower port is connected with described second upper port, being additionally provided with recoil water pump between described water tank and described filtering tank, described active medium granule is the glass filter of activation；First upper port of described filtering tank is additionally provided with recoil return pipe, described water tank is additionally provided with filtration backstop, described upper filtration backstop is positioned at the lower section of described first upper port, the top of described filtering tank is additionally provided with the cleaning port for rinsing described upper filtration backstop, and described cleaning port is positioned at the lower section of described upper filtration backstop.
2. active medium water treatment system according to claim 1, it is characterised in that described cleaning port is connected to high pressure gas supply arrangement by valve；Or, described cleaning port is connected with described back-flushing delivery side of pump by valve.
3. active medium water treatment system according to claim 1, it is characterized in that, the bottom of described filtering tank is provided with lower drainage screen, described lower drainage screen is positioned at the top of described first lower port, filtering formation filtration zone between backstop and described lower drainage screen on described in described filtering tank, described active medium granule is arranged in described filtration zone.
4. active medium water treatment system according to claim 3, it is characterised in that the inwall of described filtering tank is provided with multilamellar water-ring, described water-ring filters between backstop and described lower drainage screen on described.
5. active medium water treatment system according to claim 3, it is characterised in that the mesh size of described upper filtration backstop and described lower drainage screen is less than the size of closest described active medium granule.
6. active medium water treatment system according to claim 1, it is characterized in that, also include pretreatment unit, described pretreatment unit is connected between described intake pump and described filtering tank, described pretreatment unit includes static mixer and surge tank, the import of described static mixer connects described intake pump, and the outlet of described static mixer connects described surge tank, is connected to feed pump between described surge tank and described filtering tank.
7. active medium water treatment system according to claim 6, it is characterised in that described pretreatment unit also includes medicine-adding bin, described static mixer also has dosing mouth, and described medicine-adding bin is connected with the dosing mouth of described static mixer by dosing water pump.
8. active medium water treatment system according to claim 1, it is characterised in that be also integrated with wireless communication module on described main control computer.
9. the control method of an active medium water treatment system, it is characterised in that adopt as arbitrary in claim 1-8 as described in active medium water treatment system, control method includes:
Sewage disposal pattern: sewage is input in filtering tank by intake pump, utilize active medium granule in filtering tank to sewage be filtered process；
Backwash mode includes: step 1, first passes through cleaning port and injects cleansing medium in filtering tank upper filtration backstop is carried out pre-flush process；After step 2, pre-flush are disposed, the water in water tank is injected into bottom filtering tank by recoil water pump, and the active medium granule in filtering tank is washed.
10. the control method of active medium water treatment system according to claim 9, it is characterised in that described cleansing medium is the water in the water tank of back-flushing transport pump；Or, described cleansing medium is gases at high pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610287796.2A CN105709469A (en) | 2016-05-04 | 2016-05-04 | Active medium water treatment system and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610287796.2A CN105709469A (en) | 2016-05-04 | 2016-05-04 | Active medium water treatment system and control method thereof |
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| CN105709469A true CN105709469A (en) | 2016-06-29 |
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| CN201610287796.2A Pending CN105709469A (en) | 2016-05-04 | 2016-05-04 | Active medium water treatment system and control method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106267934A (en) * | 2016-10-31 | 2017-01-04 | 沈阳建筑大学 | High molecular polymer is regenerating unit and the method that filter aid causes blocking filtrate |
| US20190023587A1 (en) * | 2017-07-24 | 2019-01-24 | Notes Intellectual Properties, LLC | Produced water filtration |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5114595A (en) * | 1991-02-19 | 1992-05-19 | Coyanosa Operations Company, Inc. | Multiple screen filter and method |
| CN2520930Y (en) * | 2001-12-25 | 2002-11-20 | 曲俊江 | Back flushing watery wine filter |
| CN2885379Y (en) * | 2005-12-29 | 2007-04-04 | 白国栋 | High performance pressurized air filter |
| CN201415074Y (en) * | 2009-04-17 | 2010-03-03 | 赵延萍 | Backwash filter device |
| CN204939012U (en) * | 2015-08-19 | 2016-01-06 | 李汝智 | Active media water treating equipment |
| CN205569849U (en) * | 2016-05-04 | 2016-09-14 | 李汝智 | Active medium water processing system |
-
2016
- 2016-05-04 CN CN201610287796.2A patent/CN105709469A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5114595A (en) * | 1991-02-19 | 1992-05-19 | Coyanosa Operations Company, Inc. | Multiple screen filter and method |
| CN2520930Y (en) * | 2001-12-25 | 2002-11-20 | 曲俊江 | Back flushing watery wine filter |
| CN2885379Y (en) * | 2005-12-29 | 2007-04-04 | 白国栋 | High performance pressurized air filter |
| CN201415074Y (en) * | 2009-04-17 | 2010-03-03 | 赵延萍 | Backwash filter device |
| CN204939012U (en) * | 2015-08-19 | 2016-01-06 | 李汝智 | Active media water treating equipment |
| CN205569849U (en) * | 2016-05-04 | 2016-09-14 | 李汝智 | Active medium water processing system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106267934A (en) * | 2016-10-31 | 2017-01-04 | 沈阳建筑大学 | High molecular polymer is regenerating unit and the method that filter aid causes blocking filtrate |
| US20190023587A1 (en) * | 2017-07-24 | 2019-01-24 | Notes Intellectual Properties, LLC | Produced water filtration |
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