CN202729928U - Hydrodynamic cavitation strengthening water treatment equipment - Google Patents
Hydrodynamic cavitation strengthening water treatment equipment Download PDFInfo
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- CN202729928U CN202729928U CN 201220428578 CN201220428578U CN202729928U CN 202729928 U CN202729928 U CN 202729928U CN 201220428578 CN201220428578 CN 201220428578 CN 201220428578 U CN201220428578 U CN 201220428578U CN 202729928 U CN202729928 U CN 202729928U
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Abstract
The utility model discloses hydrodynamic cavitation strengthening water treatment equipment which comprises a pretreating unit, an enhanced cavitation generator, a water feedback circulating treatment circuit, a multi-parameter water quality detecting and displaying system and an intelligent automatic control system. The multi-parameter water quality detecting and displaying system comprises a pressure sensor, an ORP (oxygen-reduction potential) sensor, a flow meter, a pH sensor, a conductivity sensor, a DO (dissolved oxygen) sensor, a COD (chemical oxygen demand) sensor, a TOC (total organic carbon) sensor, a temperature sensor and an LED touch display screen which are sequentially disposed on a water outlet pipeline. Two ends of the water feedback circulating treatment circuit are respectively connected with a front section of a water outlet electromagnetic valve and the front end of a water pump of the water inlet pipeline. The water outlet electromagnetic valve and a circulating treatment electromagnetic valve are connected with a PLC (programmable logic controller). The hydrodynamic cavitation strengthening water treatment equipment is used for water purification. By the multiple sensors, online detection and display of multiple water quality and operation parameters of the equipment is achieved, and automatic control of equipment operation is achieved.
Description
Technical field
The utility model belongs to chemical industry fluid machinery technical field, is specifically related to a kind of Hydrodynamic cavitation fortified water treatment facility.
Background technology
Water is Source of life, does not have the life all things on earth without water, but along with the development of the modernization of industry and the acceleration of urbanization, has caused the pollution of water and the shortage of water resources, and this has become the in the world ubiquitous problem of many countries.In recent years, the global shortage of water resources, according to the Statistics, human year water consumption is near 4 * 10
12m
3, there are nearly 2,000,000,000 people's shortage in the whole world, and tens national lacks of water are arranged.Shortage of water resources has become the important factor of serious puzzlement Economic development and living standards of the people raising, and water resources will become another the serious global crisis after oil crisis soon.Because the skewness of Freshwater resources and day by day serious water pollute, China becomes one of country of serious water shortage, in more than 600 city, the whole nation, there be more than 400 city to belong to the lack of water city, more than 100 city serious water shortage wherein, the major cause that causes China's short water supply is that water resources is subject to severe contamination.Just directly do not enter water body because the continuous increase of organic compound output and kind, various trade effluents and sanitary sewage reach emission standard, the water source is caused great pollution.Therefore, adopt effective purification process to remove various pollutents, key is that new and effective water technology and technique studies, and traditional sewage disposal technology can not satisfy new environmental requirement.
Cavitation technique receives increasing concern as a kind of novel materialization water technology.The research report is all arranged both at home and abroad, and obtained some achievements.The experimental study of mining massively Wei with the Hydrodynamic cavitation rhodamine B degradation shows, cavitation technique has Degradation (Wei Qun, Gao Mengli etc. to rhodamine B, the experimental study of Hydrodynamic cavitation rhodamine B degradation [J]. Lanzhou University of Science ﹠ Technology's journal, 2005,31 (4): 75-81).Feng Zhongying has studied the Hydrodynamic cavitation bactericidal assay, the result show Hydrodynamic cavitation can effectively kill bacterium in the water (Feng Zhongying, cavitation and the application in sterilization [J] thereof. science and technology and engineering, 2010.10 (5): 1208-1211).Chinese patent 200810243145.8 has been introduced a kind of physical method fortifying catalytic oxide treatment wastewater from vitamin C production, adopt ultrasonic radiation, UV-irradiation and Hydrodynamic cavitation process, chemical process with the heterogeneous catalysis ozone oxidation combines respectively, makes the Vitamin C wastewater Organic oxidation be degraded to CO
2, the CO of generation
2Make the calcium ion Precipitation in the waste water.Chinese patent 200910004010.1 has been introduced a kind of sterilization and oxygenation device for active water with physical method, processes Drinking Water by the series combination of the physical techniques such as Hydrodynamic Cavitation Technology, stripping isolation technique, Management of magnetic water technology.Existing research and patent achievement all are to adopt combination process to the Enhancement Method of cavitation water treatment effect, and cavitation and other technology such as catalysis, oxidation, membrane sepn are integrated, to reach the water treatment effect, do not improve the cavitation efficient of cavitation unit.
In water treating equipment, the water quality parameters can directly reflect the water treatment effect, and therefore, it is especially important that the online detection of water quality parameter seems in water technology and equipment.At present, existing equipment of Hydrodynamic Cavitation all fails to realize the online detection of water quality and automatic control on this basis, cause that its operation inconvenience, level of automation are low, the water treatment poor effect, and then affected the performance of equipment of Hydrodynamic Cavitation usefulness, and limited further applying of Hydrodynamic Cavitation Technology.
The utility model content
The purpose of this utility model is for the deficiency of existing Hydrodynamic cavitation effect and water treating equipment existence, and a kind of reinforcement waterpower cavitation effect is provided, and has the electromechanical integration Hydrodynamic cavitation water treating equipment of visualization function.
A kind of Hydrodynamic cavitation fortified water of the utility model treatment facility, be achieved through the following technical solutions, comprise pretreatment unit, enhancement type cavitation generating unit, water feedback circular treatment loop, multi-parameter water quality detection display system, intelligent automatic Controlling System;
Described pretreatment unit is comprised of the pre-treatment pipeline that sets gradually coarse filter and fine filter, and the suction culvert that water pump is set connects coarse filter;
Described enhancement type cavitation generating unit is comprised of at least two cavitation producers that are arranged in parallel, and cavitation producer two ends connect respectively pre-treatment pipeline and outlet pipeline, and the outlet pipeline end sets out water solenoid valve, goes out the water solenoid valve rear end and sets out the mouth of a river;
Described multi-parameter water quality detection display system is comprised of pressure transmitter, redox potential (ORP) sensor, under meter, pH sensor, conductivity sensor, dissolved oxygen (DO) sensor, chemical oxygen demand (COD) (COD) sensor, total organic carbon (TOC) sensor, temperature sensor and the LED touch display screen installed successively in the outlet pipeline;
Described intelligent automatic Controlling System adopts programmable controller (PLC), and pressure transmitter, redox potential (ORP) sensor, under meter, pH sensor, conductivity sensor, dissolved oxygen (DO) sensor, chemical oxygen demand (COD) (COD) sensor, total organic carbon (TOC) sensor, temperature sensor are connected with programmable controller with the LED touch display screen and are connected;
Described water feedback two ends, circular treatment loop connect respectively the water pump front end of water solenoid valve leading portion and suction culvert, and water feedback circulation loop arranges the circular treatment magnetic valve; Go out water solenoid valve and circular treatment magnetic valve and connect respectively programmable controller.
The cavitation producer adopts perforated plate construction or Venturi tube and orifice plate composite structure.
The cavitation producer adopts synthetic glass.
By programmable controller the water quality parameters is analyzed, processed, and then operation is controlled automatically to equipment, finally improves Hydrodynamic cavitation equipment to the processing power of polluted water.The Controlling System of Hydrodynamic cavitation equipment also is designed with multinomial safety detecting alarm function except the process recycle streams process control of finishing water treatment system, such as low pressure alarming, alarm for high voltage, power alarm, lack of water warning, switching overtime warning supervisor.The design of failure warning system, the system that can in time the send signal when undesired that turns round is so that timely shutdown maintenance avoids long-time abnormal running to cause the damage of equipment component.
The cavitation producer is the core of Hydrodynamic cavitation water treating equipment, water was accelerated in moment in the cavitation producer, thereby produce huge pressure difference, when pressure drops to the saturated vapor pressure of liquid under the working temperature, liquid just comes to life, rapidly vaporization, the a large amount of bubbles of inner generation, along with the continuous reduction of pressure, bubble constantly expands, when pressure recovers bubble moment the crumble and fall TRANSIENT HIGH TEMPERATURE that produces 1000-5000K and the instantaneous high pressure more than the 50MPa, cavitation bubble is crumbled and fall and is produced intense impact ripple and jet, produce simultaneously the strong oxidizers such as OH, organism in they and the water, the pollutent generation oxidizing reactions such as microorganism can be degraded oxidation operation, killing bacteria.The utility model adopts two cavitation producers structure design that is arranged in parallel, and compares with single cavitation producer in the past and has significantly improved cavitation efficient.According to hydraulic principle and fluidics, the utility model be designed with two kinds can choice for use the cavitation producer, a kind of is the porous plate cavitation device, a kind of is porous plate and Venturi tube composite structure cavitation device.Its cavitation generator inlet pressure is between 0.2MPa～0.45MPa, and cavitation generator exports pressure is between 0.01MPa～0.1MPa.In addition, the cavitation producer adopts synthetic glass or other transparent material to manufacture and design, and the cavitation phenomenons such as generation, size of being convenient to cavitation bubble in the cavitation producer are intuitively observed, regulated.
In Hydrodynamic cavitation water treating equipment in the past, water is at a high speed by the cavitation producer, many organic pollutants have little time oxidative degradation at short notice, cause the water treatment effect relatively poor, therefore the utility model has designed feedback loop between water water outlet and water-in, has greatly improved water treatment efficiency.Automatically control the feedback working cycle according to predefined water quality parameter by programmable controller (PLC), the water quality parameter of water does not reach the setting requirement after sensor detects processing, PLC can open feedback loop by automatic control equipment, thereby water is carried out circular treatment again; When water quality parameter meets the setting requirement, PLC then automatic control electric magnet valve closes feedback loop, and this moment, treated water was discharged by water outlet.
The utility model carries out effective treatment and purification by the water treating equipment that adopt cavitation device to water, realize simultaneously the online detection display of water quality parameter and automatically control, realize the efficient treatment and purification of water and water quality parameter detects online, the automatically combination of control of equipment, had the advantages such as technique is reasonable, level of automation is high, easy to use, water treatment efficiency is high, applied widely.The utility model carries out effective treatment and purification to sewage and tap water, realizes sewage qualified discharge or effectively reuse and disinfection of drinking water purification, pollutes the harm that environmental and human health impacts is caused to alleviate water, improves water utilization rate.
The utility model is to produce the Hydrodynamic cavitation effect by cavitation reactor, being used for water treatment purifies, and adopt a plurality of sensors to realize the online detection display of multinomial water quality parameter and operating parameter in the equipment and the automatic control of equipment operation, the visualization regulation of realization equipment, operation, and then the gentle water treatment usefulness of Automated water of raising equipment.
Description of drawings
Fig. 1 is Hydrodynamic cavitation water treating equipment schematic diagram of the present utility model;
Fig. 2 is composite structure cavitation device structural representation of the present utility model;
Fig. 3 is porous plate cavitation device structural representation of the present utility model.
Among the figure: 1. an ORP sensor; 2. water pump; 3. strainer; 4. secondary filter; 5. reducing valve; 6. the first pressure transmitter; 7. the first cavitation producer; 8. the second cavitation producer; 9. the second pressure transmitter; 10. the 2nd ORP sensor; 11. first flow meter; 12.pH sensor; 13. conductivity sensor; 14.DO sensor; 15.COD sensor; 16.TOC sensor; 17. temperature sensor; 18. go out water solenoid valve; 19. circular treatment magnetic valve; 20. the second under meter; 21.PLC; 22.LED touch display screen; 23. orifice plate; 24. Venturi tube.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further detailed description.
A kind of Hydrodynamic cavitation fortified water of the utility model treatment facility comprises pretreatment unit, enhancement type cavitation generating unit, water feedback circular treatment loop, multi-parameter water quality detection display system, intelligent automatic Controlling System; Principle as shown in Figure 1, described pretreatment unit is comprised of the pre-treatment pipeline that sets gradually coarse filter and fine filter, the suction culvert that water pump is set connects coarse filter;
Described enhancement type cavitation generating unit is comprised of at least two cavitation producers that are arranged in parallel, and cavitation producer two ends connect respectively pre-treatment pipeline and outlet pipeline, and the outlet pipeline end sets out water solenoid valve, goes out the water solenoid valve rear end and sets out the mouth of a river;
Described multi-parameter water quality detection display system is comprised of pressure transmitter, redox potential (ORP) sensor, under meter, pH sensor, conductivity sensor, dissolved oxygen (DO) sensor, chemical oxygen demand (COD) (COD) sensor, total organic carbon (TOC) sensor, temperature sensor and the LED touch display screen installed successively in the outlet pipeline;
Described intelligent automatic Controlling System adopts programmable controller (PLC), and pressure transmitter, redox potential (ORP) sensor, under meter, pH sensor, conductivity sensor, dissolved oxygen (DO) sensor, chemical oxygen demand (COD) (COD) sensor, total organic carbon (TOC) sensor, temperature sensor are connected with programmable controller with the LED touch display screen and are connected;
Described water feedback two ends, circular treatment loop connect respectively the water pump front end of water solenoid valve leading portion and suction culvert, and water feedback circulation loop arranges the circular treatment magnetic valve; Go out water solenoid valve and circular treatment magnetic valve and connect respectively programmable controller.
Hydrodynamic cavitation fortified water treatment scheme is: at first, pending water is pressurizeed by pretreatment unit impurity filterings such as solid particulate, suspended substances by water pump; Then, enter the strong Cavitation of cavitation device generation that parallel-connection structure is arranged, produce TRANSIENT HIGH TEMPERATURE, high pressure and intense impact ripple, microjet etc., can be with the degraded of the oxidation operation in the polluted-water, microorganism killing; At last, through the water process feedback circular treatment loop that the cavitation producer is processed, by increasing the cavitation process number of times to water body, improve cavitation water treatment effect.
Hydrodynamic cavitation fortified water treatment facility adopts a plurality of sensors to realize that online detection display and the PLC of the multiple parameters such as operating pressure, flow, temperature, ORP, pH, specific conductivity, DO, COD, TOC to water in the equipment control automatically, thereby improves the gentle water treatment detergent power of Automated water of Hydrodynamic cavitation equipment.Pending water is by the water-in access arrangement, the ORP value of the one ORP sensor 1 test set inlet water, water is rear successively via impurity such as the solid particulate in strainer 3 and the secondary filter 4 removal water, suspended substances via water pump 2 pressurizations, then by reducing valve 5, the effect of reducing valve 5 is the inlet pressures of regulating the Hydrodynamic cavitation producer, the inlet pressure of 6 pairs of Hydrodynamic cavitation producers of the first pressure transmitter detects online simultaneously, makes the inlet pressure of Hydrodynamic cavitation producer reach optimum value by regulating reducing valve 5.Water through pressurization enters the first cavitation producer 7 and the second cavitation producer 8 in parallel, water was accelerated in moment in the cavitation producer, thereby produce huge Pressure Drop, when Pressure Drop during to vapour pressure even negative pressure, the gas that is dissolved in the water body can discharge, simultaneously fluid vaporization and produce a large amount of cavitation bubbles, the liquid ambient pressure recovers rapidly to spray expansion subsequently, cavitation bubble moment vanishes, and moment can discharge huge energy, oxidation operation can be decomposed, kill bacteria.The first cavitation producer 7 and the second cavitation producer 8 are the core component of Hydrodynamic cavitation water treating equipment, can adopt perforated plate construction (see figure 3) or Venturi tube and orifice plate composite structure (see figure 2), the utility model the first cavitation producer 7 and the second cavitation producer 8 mode that is arranged in parallel simultaneously, according to processing demands can be a plurality of the cavitation producers in parallel, compare with single cavitation producer in the past and to have improved cavitation efficient.In addition, the first cavitation producer 7 and the second cavitation producer 8 adopt synthetic glass or other transparent material to manufacture and design, and the cavitation phenomenons such as the cavitation bubble quantity of being convenient to the cavitation producer is produced, size carry out direct viewing, adjusting.Water after the cavitation producer is processed arrives the second pressure transmitter 9, detect the cavitation device top hole pressure, (0.01MPa～0.1MPa) is so that the Hydrodynamic cavitation effect reaches best within the specific limits by water outlet electromagnetic valve for adjusting 18 and circular treatment magnetic valve 19 control top hole pressures.The ORP value of water behind the 2nd ORP sensor 10 Check processings, water is through first flow sensor 11, detect per hour water cycle flow, the pH value of water behind pH sensor 12 Check processings, electrical conductivity of water behind conductivity sensor 13 Check processings, the DO value of water behind DO sensor 14 Check processings, the COD value of water behind COD sensor 15 Check processings, the TOC value of water behind TOC sensor 16 Check processings, the temperature of water behind temperature sensor 17 Check processings, in order to guarantee best Hydrodynamic cavitation treatment effect, water must remain in the certain temperature range.Circular treatment magnetic valve 19 is that water out is to a feedback loop of pump entrance, every water quality parameter of water does not reach and sets when requiring after sensor detects processing, PLC can open the feedback loop of circular treatment magnetic valve 19 by automatic control equipment, thereby water is carried out circular treatment again; When water quality parameter meets the setting requirement, PLC then automatically controlled circulation process magnetic valve 19 and close, go out water solenoid valve 18 and open, treated water is discharged by water outlet; When pump entrance flooding quantity deficiency occured, circular treatment magnetic valve 19 also can open to guarantee the abundance of the pump entrance water yield.Second quantity sensor 20 detects the mouth of a river and per hour processes the water yield, can controlled circulation water and the ratio of discharge water by adjusting water outlet magnetic valve 18 and circular treatment magnetic valve 19.
Show in real time water quality parameters and equipment running status by LED touching display screen 22.Whole Hydrodynamic cavitation water treatment equipment system is controlled by PLC21, this Controlling System is except the process recycle streams process control of finishing water treatment system, also be designed with multinomial alarm detection function, such as low pressure alarming, alarm for high voltage, power alarm, lack of water warning, switching overtime warning supervisor.The design of failure warning system, the system that can in time the send signal when undesired that turns round is so that timely shutdown maintenance avoids long-time abnormal running to cause the damage of equipment component.
Embodiment 1
Sewage disposal.Sewage comprises sanitary sewage, trade effluent, natural sewage etc., the early stage pretreated basis on, utilize Hydrodynamic cavitation water treatment device shown in Figure 1 that organic pollutant in the multiple polluted-water is processed.At first, monitoring device pipeline connection state, plugged is set the water quality parameters such as specific conductivity, ORP, pH, DO, COD, TOC by the LED touch-screen; Then, open machine, regulating reducing valve makes cavitation generator inlet pressure between 0.2MPa～0.45MPa, top hole pressure is between 0.01MPa～0.1MPa, by LED display real-time monitored equipment operating pressure, flow, temperature, the parameters such as ORP, pH, specific conductivity, DO, COD, TOC, PLC automatic control and adjustment feedback loop, make sewage carry out circular treatment, every water quality parameter of sewage automatically discharges or recycles after reaching and setting requirement after guaranteeing to process.These Hydrodynamic cavitation water treating equipment are to the main technical details of organic pollutant treatment effect in the sewage: chroma removal rate 〉=80%, COD clearance 〉=80%, TOC clearance 〉=80%, petroleum-type clearance 〉=80%.
Drinking water disinfection purifies.Tap water comprises natural fresh water, city tap-water, pure water etc., utilizes Hydrodynamic cavitation water treatment device shown in Figure 1 to the purifying treatment that carries out disinfection of the microorganism in the tap water.At first, monitoring device pipeline connection state, plugged is set the parameters such as specific conductivity, ORP, pH, DO, COD, TOC by the LED touch-screen; Then, open machine, regulating reducing valve makes cavitation generator inlet pressure between 0.2MPa～0.45MPa, top hole pressure is between 0.01MPa～0.1MPa, by LED display real-time monitored equipment operating pressure, flow, temperature, the parameters such as ORP, pH, specific conductivity, DO, COD, TOC, PLC automatic control and adjustment feedback loop, the tap water sterilizing and purifying that circulates is processed, guaranteed that the microbiological indicator of water meets sanitary standard for drinking water behind the sterilizing and purifying.These Hydrodynamic cavitation water treating equipment are to the main technical details of microbiological treatment effect in the tap water: total number of bacterial colony clearance 〉=99.9%, total coli group clearance 〉=99.9%.
Claims (3)
1. a Hydrodynamic cavitation fortified water treatment facility is characterized in that, comprises pretreatment unit, enhancement type cavitation generating unit, water feedback circular treatment loop, multi-parameter water quality detection display system and intelligent automatic Controlling System;
Described pretreatment unit is comprised of the pre-treatment pipeline that sets gradually coarse filter and fine filter, and the suction culvert that water pump is set connects coarse filter;
Described enhancement type cavitation generating unit is comprised of at least two cavitation producers that are arranged in parallel, and cavitation producer two ends connect respectively pre-treatment pipeline and outlet pipeline, and the outlet pipeline end sets out water solenoid valve, goes out the water solenoid valve rear end and sets out the mouth of a river;
Described multi-parameter water quality detection display system is comprised of pressure transmitter, redox potential sensor, under meter, pH sensor, conductivity sensor, dissolved oxygen sensor, COD sensor, total organic carbon sensor, temperature sensor and the LED touch display screen installed successively in the outlet pipeline;
Described intelligent automatic Controlling System adopts programmable controller, and pressure transmitter, redox potential sensor, under meter, pH sensor, conductivity sensor, dissolved oxygen sensor, COD sensor, total organic carbon sensor, temperature sensor are connected with programmable controller with the LED touch display screen and are connected;
Described water feedback two ends, circular treatment loop connect respectively the water pump front end of water solenoid valve leading portion and suction culvert, and water feedback circulation loop arranges the circular treatment magnetic valve; Go out water solenoid valve and circular treatment magnetic valve and connect respectively programmable controller.
2. Hydrodynamic cavitation fortified water treatment facility according to claim 1 is characterized in that, described cavitation producer adopts perforated plate construction or Venturi tube and orifice plate composite structure.
3. Hydrodynamic cavitation fortified water treatment facility according to claim 1 and 2 is characterized in that, described cavitation producer adopts synthetic glass.
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| CN 201220428578 CN202729928U (en) | 2012-08-28 | 2012-08-28 | Hydrodynamic cavitation strengthening water treatment equipment |
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| CN 201220428578 CN202729928U (en) | 2012-08-28 | 2012-08-28 | Hydrodynamic cavitation strengthening water treatment equipment |
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| CN202729928U true CN202729928U (en) | 2013-02-13 |
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| CN 201220428578 Expired - Fee Related CN202729928U (en) | 2012-08-28 | 2012-08-28 | Hydrodynamic cavitation strengthening water treatment equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102795727A (en) * | 2012-08-28 | 2012-11-28 | 中国人民解放军军事医学科学院卫生装备研究所 | Hydrodynamic-cavitation enhanced water treating apparatus |
| CN106186179A (en) * | 2016-08-29 | 2016-12-07 | 江苏大学 | A kind of organic water based on Hydrodynamic cavitation pollutes degeneration system |
| CN110841574A (en) * | 2019-11-19 | 2020-02-28 | 西安交通大学 | Hydrodynamic cavitation device for introducing crystal defects into nano material and operation method thereof |
-
2012
- 2012-08-28 CN CN 201220428578 patent/CN202729928U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102795727A (en) * | 2012-08-28 | 2012-11-28 | 中国人民解放军军事医学科学院卫生装备研究所 | Hydrodynamic-cavitation enhanced water treating apparatus |
| CN106186179A (en) * | 2016-08-29 | 2016-12-07 | 江苏大学 | A kind of organic water based on Hydrodynamic cavitation pollutes degeneration system |
| CN110841574A (en) * | 2019-11-19 | 2020-02-28 | 西安交通大学 | Hydrodynamic cavitation device for introducing crystal defects into nano material and operation method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20150828 |
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| EXPY | Termination of patent right or utility model |