CN101279202A - Water treatment apparatus capable of cleaning the filter in operation and method thereof - Google Patents
Water treatment apparatus capable of cleaning the filter in operation and method thereof Download PDFInfo
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- CN101279202A CN101279202A CNA200710194681XA CN200710194681A CN101279202A CN 101279202 A CN101279202 A CN 101279202A CN A200710194681X A CNA200710194681X A CN A200710194681XA CN 200710194681 A CN200710194681 A CN 200710194681A CN 101279202 A CN101279202 A CN 101279202A
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- water
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- filtering device
- former water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 227
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000004140 cleaning Methods 0.000 title claims abstract description 19
- 238000001914 filtration Methods 0.000 claims description 66
- 230000035939 shock Effects 0.000 claims description 28
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000011010 flushing procedure Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 239000003814 drug Substances 0.000 description 13
- 229940079593 drug Drugs 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003204 osmotic effect Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention discloses a water treatment apparatus. The water treatment apparatus (1) have a raw water conveyer pipe (2) for conveying processed raw water, a filter (3) in a filter device for capturing wastes in raw water, a processing water conveyer pipe (5) for conveying processed water by the filter device and a concentrating water discharge pipe (6) for conveying concentrating water containing wastes which can not cross the filter (3), the innovate point resides in a flow regulation device (10) at the concentrating water discharge pipe (6) to produce blast wave for raw water passing the filter (3) in the filter device (4) by adjusting concentrating water flow quantity discharged from the filter device (4), which also make said water treatment apparatus clean the filter when the water treatment apparatus is in normal running. The water treatment apparatus of the invention can wash away wastes jamming on the filter easily without stopping operation of the water treatment apparatus. The present invention also discloses a cleaning method of the water treatment apparatus.
Description
Technical field
The present invention relates to a kind of water treatment facilities and method thereof that is in operation also and can cleans filter.Specifically, just relate to the water treatment facilities of a kind of picture wastewater treatment equipment, purifier etc., do not need to stop the operation of water treatment facilities, just can easily wash discarded object and the method thereof that is blocked on the filter off.
Background technology
In case it is exactly the long-play water treatment facilities that the water treatment facilities as the purifier of waste water, filter etc. has a problem when sowing, contained discarded object will accumulate on the filter in the preceding former water of processing so, cause plugged filter, thereby cause treatment effect low, the water purification water quality of handling water is low.What Fig. 4 showed is an example of existing water treatment facilities: the organigram of reverse osmotic pressure mode filtering device 100.Need processed former water to throw former water carrier pipe 105 into by pump 101, being transported to water treatment facilities through former water carrier pipe 105 is 100 li of filtering devices, 100 li of filtering devices, filter 102 is arranged, refinement treatment water after process filter 102 is handled is discharged by handling water carrier pipe 103, can not pass through condensed water discharge pipe 104 from the condensed water that contains discarded object that filter 102 passes through and discharge.Above-mentioned filter 102 can be made of filter membrane.
Yet this water treatment facilities is along with the prolongation of time, and discarded object contained in the former water can be assembled on filter 102, causes filter 102 to stop up.Because filter 102 stops up, not only cause the flow of processing to reduce like this, also can cause the water quality of handling water low.Solve such problem,, remove the discarded object of blocking filter 102 with regard to must regularly or in needs, cleaning to filter 102.
Existing method is that medication is cleaned filter 102.Perhaps wash with water under high pressure according to the kind of filter, thus wash off attached on the filter the discarded object of plugged filter.But existing method all has a fatal shortcoming, finally all must stop the operation of water treatment facilities exactly.That is to say that when with medicine discarded object being washed, what medicine cleaned can not carry out water treatment during this period of time.Also having, also is the same with pressuring method flushing discarded object, when spraying with water under high pressure, has to stop the operation of water treatment facilities.
If when production of articles, need water treatment facilities to supply refinement treatment water constantly, so as above-mentioned must water treatment facilities out of service for filter rinsed 102, can bring very big influence to production.In order to prevent such problem, have to prepare another set of water treatment facilities.Increasing such as cost appears in such result; Need variety of issues such as equipment accommodation space in addition.
Also have, with medicine filter 102 is cleaned the life-span that also can shorten filter, the result makes the exchange cycle of filter shorten, and causing such as cost increases problems such as induced environment pollution.
Summary of the invention
A kind of operation that need not stop water treatment facilities of technical problem proposition to be solved by this invention just reaches the cleaning to filter, disposes the water treatment facilities of the discarded object on the filter.Because the present invention does not need to use medicine just can clean filter, just can solve owing to the variety of issue that uses medicine to bring, shortening as filter life, the problems such as environmental pollution that cost increases and medicine brought out that cause are bought in the shortening of the filter exchange cycle that brings thus, medicine.
Another technical problem to be solved by this invention is the self-cleaning method that proposes a kind of above-mentioned water treatment facilities.
In order to solve the problems of the technologies described above, water treatment facilities of the present invention is by the former water carrier pipe that is used to carry processed former water, being used in the filtering device caught the filter of the contained discarded object of former water, the processing water carrier pipe of conveying water after filtering device is handled and conveying can not constitute by the condensed water discharge pipe that contains the discarded object condensed water of filter, be connected with a first flow adjusting device at condensed water discharge pipe place, by regulating from the flow of the condensed water of filtering device discharge, to former water generates shock wave, above-mentioned water treatment facilities also can be cleaned to filter normally in service through filter in the filtering device.
Water treatment facilities of the present invention can also be by the former water carrier pipe that is used to carry processed former water, being used in the filtering device caught the filter of the contained discarded object of former water, the processing water carrier pipe of conveying water after filtering device is handled and conveying can not constitute by the condensed water discharge pipe that contains the discarded object condensed water of filter, the place is connected with one second flow regulator at former water carrier pipe, by regulating the flow of the former water of supplying with filtering device, to former water generates shock wave, above-mentioned water treatment facilities also can be cleaned to filter normally in service through filter in the filtering device.
The present invention also can install second flow regulator at former water carrier pipe place, by regulating the flow of the former water of supplying with filtering device, to the former water generates shock wave through filter in the filtering device.
Flow regulator in the water treatment facilities of the present invention can also be made of shunt valve and the control valve that is connected the shunt valve place, can also control the opening and closing repeatedly of control valve by automaton.
The invention provides a kind of self-cleaning method of water treatment facilities simultaneously.Water treatment facilities of the present invention is by the former water carrier pipe that is used to carry processed former water, being used in the filtering device caught the filter of the contained discarded object of former water, the processing water carrier pipe of conveying water after filtering device is handled and conveying can not constitute by the condensed water discharge pipe that contains the discarded object condensed water of filter, by settle a first flow adjusting device at above-mentioned condensed water discharge pipe place, adjusting is from the flow of the condensed water of filtering device discharge, promptly by opening the first flow adjusting device, change repeatedly from the flow of the condensed water of filtering device discharge, former water through filter in the filtering device is formed shock wave, utilize shock wave to clean the discarded object that is attached on the filter.
The present invention also provides the self-cleaning method of another kind of water treatment facilities.Water treatment facilities is by the former water carrier pipe that is used to carry processed former water, being used in the filtering device caught the filter of the contained discarded object of former water, the processing water carrier pipe of conveying water after filtering device is handled and conveying can not constitute by the condensed water discharge pipe that contains the discarded object condensed water of filter, by settle one second flow regulator at former water carrier pipe place, adjusting enters the flow of the former water of filter in the filtering device, promptly by opening second flow regulator, change the flow of the former water of the filtering device of flowing through repeatedly, former water through filter in the filtering device is formed shock wave, utilize shock wave to clean the discarded object that is attached on the filter.
The inventive method also can be installed second flow regulator at former water carrier pipe place, by regulating the flow of the former water of supplying with filtering device, to the former water generates shock wave through filter in the filtering device.
Flow regulator in the inventive method is made of better shunt valve and the control valve that is connected the shunt valve place, controls the opening and closing repeatedly of control valve by automaton and incites somebody to action better.
Description of drawings
Fig. 1 is the structural representation of the water treatment facilities of specific embodiments of the present invention 1;
Fig. 2 is the structural representation of the water treatment facilities of specific embodiments of the present invention 2;
Fig. 3 is the structural representation of the water treatment facilities of specific embodiments of the present invention 3;
Fig. 4 is an example of existing water treatment facilities, i.e. counter-infiltration pressure type structure of filter schematic diagram.
Wherein: 1 is water treatment facilities; 2 is former water carrier pipe; 3 is filter; 4 is filtering device; 5 for handling the water carrier pipe; 6 is the condensed water discharge pipe; 7 is water pump; 10 is the first flow adjusting device; 11 is shunt valve; 12 is control valve; 20 is second flow regulator; 21 is shunt valve; 22 is control valve.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is described in further detail.
Fig. 1 is specific embodiments of the present invention 1, the water treatment facilities structural representation that having is in operation carries out self-cleaning function.As shown in the figure, water treatment facilities 1 of the present invention by the filter 3 that is used to catch the contained discarded object of former water of 4 li of the former water carrier pipe 2, the filtering devices that are used for carrying processed former water, carry processing water carrier pipe 5 and the conveying of handling the back water through filtering device not to constitute by the condensed water discharge pipe 6 that contains the discarded object condensed water of filter 3.In order to supply water better, can be at former water carrier pipe 2 places configuration water pump 7.
As long as the filter among the present invention 3 can filter discarded object, then which kind of method handling former water by can.So Fig. 1 be one simply about the schematic diagram of the filtering device 4 that contains filter 3.Here with the example of reverse osmotic pressure mode, but be not limited to this as filtering device 4.Also having filter 3, also can be Filter film type.
Specific embodiments of the present invention 1 shown in Figure 1,6 places are equipped with first flow adjusting device 10 at the condensed water discharge pipe, according to actual needs, regulate from the flow of the condensed water of filtering device 4 discharges, to the former water generates shock wave of the 4 li filters 3 of filtering device of flowing through by periodicity or aperiodicity.
Start first flow adjusting device 10, change repeatedly from the flow of the condensed water of filtering device 4 discharges, variation by the condensed water discharge rate, former water generates shock wave to the 4 li filters 3 of filtering device of flowing through, utilize shock wave to rinse out, or stop up the discarded object of filter 3 attached to the discarded object on the filter 3.The function of filter 3 is restored.
First flow adjusting device 10 as shown in Figure 1 can be made of shunt valve 11 that is installed in condensed water discharge pipe 6 places and the control valve 12 that is connected shunt valve 11 places simply, and control valve 12 is used for regulating the switching of shunt valve 11.If first flow adjusting device 10 is to be made of shunt valve 11 and control valve 12, open and close control valve 12 by cycle or aperiodicity ground, repeatedly the flow that makes the condensed water of discharging from filtering device 4 changes in the short time interval, produce shock wave 4 li of filtering devices thus, utilize shock wave to rinse out or be blocked in discarded object on the filter 3 attached to the discarded object on the filter 3.
Such as, need clean filter 3, to close control valve earlier 12 about 20 minutes, and then opened control valve 12 two minutes, this process carries out just can cleaning filter 3 repeatedly.Reach the cleaning standard as filter 3, just can stop the on-off action of control valve 12, closed control valve 12, recovered the common operation of water treatment facilities 1.The switching time of above-mentioned control valve 12 only is an example, is not limited thereto.
In addition, adjusting to control valve 12, it is the on-off action of the control valve 12 in the above-mentioned specific embodiments, both can be that staff's direct staff when needs clean filter 3 carries out, also can connect a control device 30 at control valve 12 places, can regulate the switching of control valve 12 when needing to clean automatically as timer.
Above-mentioned first flow adjusting device 10 except can being made of shunt valve 11 and control valve 12, can also having valve that automatic adjusting opens and closes function by one and be directly installed on condensed water discharge pipe 6 places and constitute.
Fig. 2 is specific embodiments of the present invention 2, the water treatment facilities structural representation that having is in operation carries out self-cleaning function.The difference of specific embodiments shown in Figure 2 and specific embodiments shown in Figure 1 is that in the specific embodiments of Fig. 1, first flow adjusting device 10 is installed in condensed water discharge pipe 6 places.And in the specific embodiments of Fig. 2, second flow regulator 20 is installed in former water carrier pipe 2 places.
Particularly, 2 li of specific embodiments shown in Figure 2,2 places are equipped with second flow regulator 20 at former water carrier pipe, regulate the flow of the former water that offers filtering device 4 as required by cycle or aperiodicity, to the former water generates shock wave of the 4 li filters 3 of filtering device of flowing through.
By starting above-mentioned second flow regulator 20, change the flow of the former water that offers filtering device 4 repeatedly, variation by former water quantity delivered, former water generates shock wave to the 4 li filters 3 of filtering device of flowing through, utilize shock wave to rinse out attached to the discarded object on the filter 3, or stop up the firmly discarded object of filter 3, the function of filter 3 is restored.
The same with specific embodiments shown in Figure 1, this second flow regulator 20 also can simply be made of shunt valve 21 that is installed in former water carrier pipe 2 places and the control valve 22 that is connected shunt valve 21 places.Control valve 22 is used for regulating the switching of shunt valve 21.If second flow regulator 20 is to be made of shunt valve 21 and control valve 22, open and close control valve 22 by cycle or aperiodicity ground, repeatedly the flow that makes the former water that flows to filtering device 4 changes in the short time interval, produce shock wave 4 li of filtering devices thus, utilize the shock wave flushing attached to the discarded object on the filter 3 or be blocked in discarded object on the filter 3.
About the other business of above-mentioned second flow regulator 20, identical with above-mentioned first flow adjusting device 10, in this omission.
Also have 1 li of water treatment facilities of the present invention, the first flow adjusting device 10 and second flow regulator 20 also can be installed simultaneously.Also be specific embodiments of the present invention 3 shown in Figure 3.At condensed water discharge pipe 6 places first flow adjusting device 10 is installed, 2 places are equipped with second flow regulator 20 at former water carrier pipe.By the first flow adjusting device 10 and second flow regulator 20, suitably regulate the discharge rate of condensed water and the quantity delivered of former water, strengthen dynamics to the former water generates shock wave of 4 li of filtering devices, thus also can be better to the cleaning performance of filter 3.
In sum, the present invention is by installing first flow adjusting device 10 and/or at former water carrier pipe 2 places second flow regulator 20 being installed at condensed water discharge pipe 6 places, change the flow of the condensed water of discharging, or the flow of the change former water of supplying with, to the former water generates shock wave of 4 li of filtering devices, thereby independently filter 3 is washed.So water treatment facilities 1 can continue operate as normal in cleaning process of the present invention.In brief, existing technology with medicine or with the pressure (hydraulic) water of supplying with in addition, just must stop the work of water treatment facilities 1 like this if filter is cleaned when cleaning.Even and the present invention cleans filter 3 at any time as long as be necessary when water treatment facilities 1 operate as normal.Therefore, when with the present invention water treatment facilities 1 being cleaned, the supply of water purification is not interrupted, and does not just need a water treatment facilities 1 is installed in addition again, can save cost like this, can save taking of the device space again.
First and second flow regulator the 10, the 20th that particularly self-washing capacity is required simply is made of shunt valve and control valve, and installation is easy and cost is low.Its strong point is that these new devices are easy to be applicable to existing water treatment facilities.
Also have,, control the action of first and second flow regulator 10,20, can finish continuous and automatic washing capacity when being necessary by the such control device of timer is installed.
Particularly another strong point of the present invention is, owing to can easily clean filter in case of necessity, makes that the life-span of filter is prolonged, thereby prolongs the replacement cycle of filter.Also have,, also can postpone the flush period of medicine to greatest extent even when filter being cleaned with medicine.Thereby make the required cost of drug irrigation, the environmental pollution that drug use causes minimizes.
Can easily draw from the above description, with interior person skilled in art multiple specific embodiments can also be arranged in technological thought scope of the present invention.Also have, foregoing is only used for illustrating best specific embodiments of the present invention, can not limit technical scope of the present invention with this.
Claims (10)
1, a kind of water treatment facilities that also can clean filter in service, by former water carrier pipe (2), the filter that is used for catching the contained discarded object of former water (3) of filtering device (4) lining, the processing water carrier pipe (5) of conveying water after filtering device is handled and conveying can not constitute by the condensed water discharge pipe (6) that contains the discarded object condensed water of filter (3), it is characterized in that: locate to be connected with a first flow adjusting device (10) at condensed water discharge pipe (6), by regulating from the flow of the condensed water of filtering device (4) discharge, to former water generates shock wave through filtering device (4) lining filter (3).
2, a kind of water treatment facilities that also can clean filter in service, by former water carrier pipe (2), the filter that is used for catching the contained discarded object of former water (3) of filtering device (4) lining, the processing water carrier pipe (5) of conveying water after filtering device is handled and conveying can not constitute by the condensed water discharge pipe (6) that contains the discarded object condensed water of filter (3), it is characterized in that: locate to be connected with one second flow regulator (20) at former water carrier pipe (2), the flow of the former water by regulate supplying with filtering device (4) is to the former water generates shock wave through the filter (3) of filtering device (4) lining.
3, according to the described water treatment facilities that also can clean filter in service of claim 1, it is characterized in that: locate to install one second flow regulator (20) at former water carrier pipe (2), the flow of the former water by regulate supplying with filtering device (4) is to the former water generates shock wave through the filter (3) of filtering device (4) lining again.
4, according to any one described water treatment facilities that also can clean filter in service among the claim 1-3, it is characterized in that: first or second flow regulator (10,20) by shunt valve (11,21) and be connected shunt valve (11,21) control valve (12, the 22) formation of locating that is used to regulate the shunt valve switching.
5, according to the described water treatment facilities that also can clean filter in service of claim 4, it is characterized in that: by connecting the opening and closing that a control device (30) comes automatic control and adjustment valve (12,22).
6, a kind of cleaning method of water treatment facilities, water treatment facilities is by former water carrier pipe (2), the filter that is used for catching the contained discarded object of former water (3) of filtering device (4) lining, the processing water carrier pipe (5) of conveying water after filtering device is handled and conveying can not constitute by the condensed water discharge pipe (6) that contains the discarded object condensed water of filter (3), first flow adjusting device (10) is installed in condensed water discharge pipe (6) and locates, be used for regulating flow from the condensed water of filtering device (4) discharge, it is characterized in that: by starting first flow adjusting device (10), change repeatedly from the flow of the condensed water of filtering device (4) discharge, thereby, utilize the shock wave flushing attached to the discarded object on the filter (3) to former water generates shock wave through filtering device (4) lining filter (3).
7, a kind of cleaning method of water treatment facilities, water treatment facilities is by former water carrier pipe (2), the filter that is used for catching the contained discarded object of former water (3) of filtering device (4) lining, the processing water carrier pipe (5) of conveying water after filtering device is handled and conveying can not constitute by the condensed water discharge pipe (6) that contains the discarded object condensed water of filter (3), second flow regulator (20) is installed in former water carrier pipe (2) and locates, be used for regulating the flow of the former water that flows to filtering device (4), it is characterized in that: by starting second flow regulator (20), change the flow of the former water that flows to filtering device (4) repeatedly, thereby, utilize the shock wave flushing attached to the discarded object on the filter (3) to former water generates shock wave through filtering device (4) lining filter (3).
8, according to the cleaning method of the described water treatment facilities of claim 6, it is characterized in that: locate to install again one second flow regulator (20) at former water carrier pipe (2), the flow of the former water by regulate supplying with filtering device (4) is to the former water generates shock wave through the filter (3) of filtering device (4) lining.
9, according to the cleaning method of any one described water treatment facilities among the claim 6-8, it is characterized in that: first or second flow regulator (10,20) is by shunt valve (11,21) and be connected shunt valve (11,21) control valve (12, the 22) formation of locating that is used to regulate the shunt valve switching.
10, according to the cleaning method of the described water treatment facilities of claim 9, it is characterized in that: by the opening and closing of control device (30) automatic control and adjustment valve (12,22).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2006-0130121 | 2006-12-19 | ||
| KR1020060130121A KR100768250B1 (en) | 2006-12-19 | 2006-12-19 | Water treatment apparatus having self-cleaning function, and method for self-cleaning of water treatment apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101279202A true CN101279202A (en) | 2008-10-08 |
Family
ID=38815160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200710194681XA Pending CN101279202A (en) | 2006-12-19 | 2007-11-30 | Water treatment apparatus capable of cleaning the filter in operation and method thereof |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100768250B1 (en) |
| CN (1) | CN101279202A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111514753A (en) * | 2019-02-04 | 2020-08-11 | 株式会社岛津制作所 | Field flow separation device and cleaning method |
| CN112904761A (en) * | 2021-01-15 | 2021-06-04 | 四川大学 | Calibration platform osmotic pressure control system and control method thereof |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100437357B1 (en) * | 1997-07-03 | 2004-07-16 | 에스케이 주식회사 | Automatic hammering system for filter housing for separating foreign materials stuck to filters of filter system |
| US6579447B2 (en) | 2001-07-25 | 2003-06-17 | Lancer Partnership, Ltd. | Self-cleaning pre-filter system |
| KR20050043041A (en) * | 2003-11-04 | 2005-05-11 | 윤석준 | Impulse generator for pipe cleaning |
-
2006
- 2006-12-19 KR KR1020060130121A patent/KR100768250B1/en active IP Right Grant
-
2007
- 2007-11-30 CN CNA200710194681XA patent/CN101279202A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111514753A (en) * | 2019-02-04 | 2020-08-11 | 株式会社岛津制作所 | Field flow separation device and cleaning method |
| CN112904761A (en) * | 2021-01-15 | 2021-06-04 | 四川大学 | Calibration platform osmotic pressure control system and control method thereof |
| CN112904761B (en) * | 2021-01-15 | 2022-02-01 | 四川大学 | Calibration platform osmotic pressure control system and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100768250B1 (en) | 2007-10-17 |
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Open date: 20081008 |