CN105036496A - Sewage treatment equipment with sludge treatment function - Google Patents
Sewage treatment equipment with sludge treatment function Download PDFInfo
- Publication number
- CN105036496A CN105036496A CN201510605501.7A CN201510605501A CN105036496A CN 105036496 A CN105036496 A CN 105036496A CN 201510605501 A CN201510605501 A CN 201510605501A CN 105036496 A CN105036496 A CN 105036496A
- Authority
- CN
- China
- Prior art keywords
- mud
- water
- sludge treatment
- sewage
- sludge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
-
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
-
- 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
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
-
- 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
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
Abstract
The invention relates to the technical field of sewage treatment and provides sewage treatment equipment with a sludge treatment function. The sewage treatment equipment comprises a cylinder. The cylinder is internally provided with a closed cavity. The middle in the cavity is provided with a filtering device. The side wall of the cavity is provided with a sludge isolation water inlet, and the sludge isolation water inlet is connected with a sludge treatment device. The sludge treatment device comprises a containing cavity. The containing cavity is provided with a sewage opening, and the horizontal position of the sewage opening is higher than the sludge isolation water inlet. The containing cavity is internally provided with a water guide plate in an inclined mode, one end of the water guide plate is connected with the bottom of the sewage opening, and the other end of the water guide plate is connected with the bottom of the sludge isolation water inlet. A sludge opening is formed in the position, close to the sludge isolation water inlet, of the water guide plate. The bottom of the containing cavity is further provided with a sludge discharging opening. The horizontal position of the sludge isolation water inlet is lower than the filtering device. The upper portion of the cavity is provided with a water gas separation device. The water gas separation device is provided with a liquid inlet, a liquid outlet and a gas outlet. A purifying device is further arranged outside the cylinder and connected with the liquid outlet through a pipe. The sewage treatment equipment can improve processing efficiency and purifying efficiency.
Description
Technical field
The present invention relates to technical field of sewage, be specifically related to a kind of sewage disposal device with sludge treatment.
Background technology
Along with social progress and industrialization development, more and more serious to the pollution of human habitat, and environment is once destroy, then larger economy can be brought to fall back to people.In order to avoid the generation of this extreme case; current government department more and more payes attention to the protection of environment; and such as, to polluting comparatively serious enterprise, the sewage drainage standard that the enterprises such as medicine, papermaking, weaving, chemical industry are strict, force these enterprises to improve sewage disposal level.
And in sewage disposal technology, owing to there is the solid impurities such as a large amount of mud in sewage, this kind of solid impurity can hinder the propelling movement of current, therefore needs more auxiliary outer loop pumps etc. to carry out power supply to current, and in process, impurity is also not easily cleaned out, and causes decontamination effect improving lower.
Summary of the invention
In order to solve the problems of the technologies described above, a kind of sewage disposal device with sludge treatment provided by the present invention, by arranging cement splitting system, improves processing efficiency and purification efficiency.
In order to achieve the above object, the technical solution adopted in the present invention is, a kind of sewage disposal device with sludge treatment, comprise cylindrical shell, an airtight cavity is provided with in described cylindrical shell, in described cavity, middle part is provided with filtration unit, described cavity wall is provided with one every mud water-in, a sludge treatment equipment is connected every mud water-in, this sludge treatment equipment comprises a cavity volume, this cavity volume is provided with a sewage mouth, sewage mouth level attitude is higher than every mud water-in, cavity volume is tilted is provided with a guide water board, guide water board one end is connected with bottom sewage mouth, the guide water board the other end is connected with bottom mud water-in, this guide water board is near being provided with a mud mouth every mud water inlet, a mud mouth is also provided with bottom described cavity volume, the described level attitude every mud water-in is lower than filtration unit, described cavity top is provided with moisture separator, described moisture separator has a fluid inlet, one liquid outlet and an air outlet, described cylindrical shell is also provided with a refining plant outward, described refining plant is connected with liquid outlet by pipeline, described refining plant is successively by anaerobic room, aerobic room and sterilized room are formed.
Further, described sludge treatment equipment also comprises Anderson moisture expeller Anderson, and described Anderson moisture expeller Anderson is arranged on cavity volume inside, is extruded by the water in mud, and remaining mud is then discharged from mud mouth.
Further, the angle of inclination of this guide water board is 40 °-60 °.Designing this angle can water guide and being flowed into the most rapidly in mud mouth by mud better.
Further, described filtration unit is made up of coarse filtration layer, finly filtration layer and deodorizing layer from bottom to up successively.
Further, moisture separator comprises a disengagement chamber, is provided with a back taper filtering net bottom this disengagement chamber, and this disengagement chamber side is provided with gas-liquid separation chamber, and air outlet is communicated with gas-liquid separation chamber, and liquid outlet is communicated with disengagement chamber top-side.
Further, the pipeline between described liquid outlet and refining plant is provided with water pump.For the water after the preliminary filtration in disengagement chamber is pumped into refining plant.
The present invention is by adopting technique scheme, and compared with prior art, tool has the following advantages:
The present invention is by design one cement splitting system from bottom to up, filtration unit is arranged in the middle part of airtight cavity, arrange every mud water-in below filtration unit, a sludge treatment equipment is connected every mud water-in, be provided with a sewage mouth, sewage mouth level attitude is higher than every mud water-in, cavity volume is tilted is provided with a guide water board, guide water board one end is connected with bottom sewage mouth, the guide water board the other end is connected with bottom mud water-in, this guide water board is near being provided with a mud mouth every mud water inlet, sewage is flowed in mud water-in, mud is imported sludge treatment equipment through guide water board by sewage, water then inflow filter enters moisture separator, be separated through aqueous vapor, water after filtering is pumped into refining plant, gas draws cylindrical shell through air outlet outside, and the impurity such as mud can be drawn from mud mouth under the dual function of gravity and filtration unit.Thus significantly reduce the difficulty of cement shunting, improve purification efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiments of the invention.
Embodiment
Now the present invention is further described with embodiment by reference to the accompanying drawings.
As a specific embodiment, as shown in Figure 1, a kind of sewage disposal device with sludge treatment of the present invention, comprise cylindrical shell 1, an airtight cavity 11 is provided with in described cylindrical shell 1, in described cavity 11, middle part is provided with filtration unit 2, described cavity 11 sidewall is provided with one every mud water-in 3, filter septum should be adopted every mud water-in 3, this dividing plate is offered multiple tiny water-in, sewage entered every mud water-in 3 only have water by, mud is then isolated, in order to play better every mud effect, dividing plate net can be adopted realize.Describedly connect a sludge treatment equipment every mud water-in 3, this sludge treatment equipment comprises a cavity volume 9, this cavity volume is provided with a sewage mouth 91, sewage mouth 91 level attitude is higher than every mud water-in 3, cavity volume 9 is tilted is provided with a guide water board 92, guide water board 92 one end is connected with bottom sewage mouth 91, guide water board 92 the other end is connected with bottom mud water-in 3, this guide water board 92 is near being provided with a mud mouth 93 every mud water-in 3 place, a mud mouth 4 is also provided with bottom described cavity volume 9, described sludge treatment equipment also comprises Anderson moisture expeller Anderson 95, described Anderson moisture expeller Anderson 95 is arranged on cavity volume inside, water in mud is extruded, remaining mud is then discharged from mud mouth 4.
In the present embodiment, the angle of inclination of this guide water board 92 is 40 °-60 °.Designing this angle can water guide and being flowed into the most rapidly in mud mouth by mud better.
The described level attitude every mud water-in 3 is lower than filtration unit, described cavity 11 top is provided with moisture separator 5, described moisture separator 5 has a fluid inlet (not illustrated), one liquid outlet 55 and an air outlet 54, described cylindrical shell 1 is outer is also provided with a refining plant 6, described refining plant 6 is connected with liquid outlet 55 by pipeline, and described refining plant 6 is made up of anaerobic room 61, aerobic room 62 and sterilized room 63 successively.
In the present embodiment, described filtration unit 2 is made up of coarse filtration layer 21, finly filtration layer 22 and deodorizing layer 23 from bottom to up successively.
In the present embodiment, moisture separator 5 comprises a disengagement chamber 51, is provided with a back taper filtering net 52 bottom this disengagement chamber 51, and this disengagement chamber 51 side is provided with gas-liquid separation chamber 53, air outlet 54 is communicated with gas-liquid separation chamber 53, and liquid outlet 55 is communicated with disengagement chamber top-side.Described fluid inlet is then the mesh of this filtering net.
In the present embodiment, the pipeline 8 between described liquid outlet 55 and refining plant 6 is provided with water pump 7.For the water after the preliminary filtration in disengagement chamber is pumped into refining plant 6, refining plant 6 is provided with water outlet 64.
The principle of work of the present embodiment is as follows:
Sewage enters the cavity volume 9 of sludge treatment equipment from sewage mouth 91, under the water conservancy diversion of guide water board 92, sewage is through being isolated in every mud water-in 3 outside every mud water-in 3 by mud, water then enters in cavity the lower part being positioned at filtration unit, mud then falls into cavity volume 9 by mud mouth 93 and is positioned at guide water board less than 92, this mud at Anderson moisture expeller Anderson 95, described Anderson moisture expeller Anderson 95 arranges cavity volume inside, is extruded by the water in mud, and remaining mud is then discharged from mud mouth 4.Enter the sewage that inside cavity is positioned at the lower part of filtration unit 2, then after filtration unit 2 filters, cavity 11 top is provided with moisture separator 5, sewage, under the filtration of back taper filtering net 52, enters disengagement chamber 51, under the effect of water pump 7, water enters refining plant 6 through filtration, gas is then discharged by air outlet 54 after gas-liquid separation chamber 53 is separated, and keeps pressure equilibrium in cavity, and water is discharged through water outlet 64 after refining plant 6 is evolved.
Although specifically show in conjunction with preferred embodiment and describe the present invention; but those skilled in the art should be understood that; not departing from the spirit and scope of the present invention that appended claims limits; can make a variety of changes the present invention in the form and details, be protection scope of the present invention.
Claims (6)
1. the sewage disposal device with sludge treatment, it is characterized in that: comprise cylindrical shell, an airtight cavity is provided with in described cylindrical shell, in described cavity, middle part is provided with filtration unit, described cavity wall is provided with one every mud water-in, a sludge treatment equipment is connected every mud water-in, this sludge treatment equipment comprises a cavity volume, this cavity volume is provided with a sewage mouth, sewage mouth level attitude is higher than every mud water-in, cavity volume is tilted is provided with a guide water board, guide water board one end is connected with bottom sewage mouth, the guide water board the other end is connected with bottom mud water-in, this guide water board is near being provided with a mud mouth every mud water inlet, a mud mouth is also provided with bottom described cavity volume, the described level attitude every mud water-in is lower than filtration unit, described cavity top is provided with moisture separator, described moisture separator has a fluid inlet, one liquid outlet and an air outlet, described cylindrical shell is also provided with a refining plant outward, described refining plant is connected with liquid outlet by pipeline, described refining plant is successively by anaerobic room, aerobic room and sterilized room are formed.
2. a kind of sewage disposal device with sludge treatment according to claim 1, it is characterized in that: described sludge treatment equipment also comprises Anderson moisture expeller Anderson, described Anderson moisture expeller Anderson is arranged on cavity volume inside.
3. a kind of sewage disposal device with sludge treatment according to claim 1, is characterized in that: the angle of inclination of this guide water board is 40 °-60 °.
4. a kind of sewage disposal device with sludge treatment according to claim 1, is characterized in that: described filtration unit is made up of coarse filtration layer, finly filtration layer and deodorizing layer from bottom to up successively.
5. a kind of sewage disposal device with sludge treatment according to claim 1, it is characterized in that: moisture separator comprises a disengagement chamber, a back taper filtering net is provided with bottom this disengagement chamber, this disengagement chamber side is provided with gas-liquid separation chamber, air outlet is communicated with gas-liquid separation chamber, and liquid outlet is communicated with disengagement chamber top-side.
6. a kind of sewage disposal device with sludge treatment according to claim 1, is characterized in that: the pipeline between described liquid outlet and refining plant is provided with water pump.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510605501.7A CN105036496B (en) | 2015-09-22 | 2015-09-22 | A kind of sewage disposal device with Treatment of Sludge |
| CN201710280794.5A CN106915839A (en) | 2015-09-22 | 2015-09-22 | A kind of purification efficiency is higher, sewage disposal device with Treatment of Sludge |
| CN201710280801.1A CN106865921A (en) | 2015-09-22 | 2015-09-22 | Purification efficiency is higher, sewage disposal device with Treatment of Sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510605501.7A CN105036496B (en) | 2015-09-22 | 2015-09-22 | A kind of sewage disposal device with Treatment of Sludge |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710280794.5A Division CN106915839A (en) | 2015-09-22 | 2015-09-22 | A kind of purification efficiency is higher, sewage disposal device with Treatment of Sludge |
| CN201710280801.1A Division CN106865921A (en) | 2015-09-22 | 2015-09-22 | Purification efficiency is higher, sewage disposal device with Treatment of Sludge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105036496A true CN105036496A (en) | 2015-11-11 |
| CN105036496B CN105036496B (en) | 2017-06-06 |
Family
ID=54443546
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710280794.5A Pending CN106915839A (en) | 2015-09-22 | 2015-09-22 | A kind of purification efficiency is higher, sewage disposal device with Treatment of Sludge |
| CN201510605501.7A Expired - Fee Related CN105036496B (en) | 2015-09-22 | 2015-09-22 | A kind of sewage disposal device with Treatment of Sludge |
| CN201710280801.1A Pending CN106865921A (en) | 2015-09-22 | 2015-09-22 | Purification efficiency is higher, sewage disposal device with Treatment of Sludge |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710280794.5A Pending CN106915839A (en) | 2015-09-22 | 2015-09-22 | A kind of purification efficiency is higher, sewage disposal device with Treatment of Sludge |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710280801.1A Pending CN106865921A (en) | 2015-09-22 | 2015-09-22 | Purification efficiency is higher, sewage disposal device with Treatment of Sludge |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN106915839A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107555714A (en) * | 2017-09-18 | 2018-01-09 | 福建省爱善环保科技有限公司 | A kind of sewage and mud activity flora repair process device |
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| JPH11347595A (en) * | 1998-06-11 | 1999-12-21 | Nkk Corp | Water purifying treatment equipment and concentration sludge thereof |
| CN2361630Y (en) * | 1998-05-08 | 2000-02-02 | 刘飞 | Unpowered domestic sewage treatment apparatus |
| CN202440406U (en) * | 2012-01-31 | 2012-09-19 | 西安绿标水环境科技有限公司 | Efficient integrated sewage treatment equipment |
| JP2013132618A (en) * | 2011-12-27 | 2013-07-08 | Nippon Steel & Sumikin Eco-Tech Corp | Method for biological treatment of organic waste water |
| CN203890186U (en) * | 2014-03-27 | 2014-10-22 | 沈阳建筑大学 | Multi-level circular sewage purifying device |
| CN104355480A (en) * | 2014-10-20 | 2015-02-18 | 苏州富奇诺水治理设备有限公司 | Device for drinking water treatment |
| CN204211601U (en) * | 2014-09-30 | 2015-03-18 | 四川中测环境技术有限公司 | Sewerage integrated processing system |
| CN204543774U (en) * | 2015-01-12 | 2015-08-12 | 泰兴高新环保设备有限公司 | A kind of muddy water purifier |
| CN104829056A (en) * | 2015-04-30 | 2015-08-12 | 北京国栋尚德水务投资有限公司 | Integrated sewage treatment apparatus, and sewage treatment process flow using apparatus |
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| JPH0824915B2 (en) * | 1987-06-30 | 1996-03-13 | ニッシン工業株式会社 | Septic tank |
| CN102050549A (en) * | 2009-11-09 | 2011-05-11 | 王宇 | Integrated sewage treatment device |
| CN201702042U (en) * | 2010-04-06 | 2011-01-12 | 夏旭明 | Gas-liquid separator |
| CN202766365U (en) * | 2012-09-17 | 2013-03-06 | 葛能强 | Sludge water concentration and purification integrated treatment device |
| CN203319786U (en) * | 2013-05-31 | 2013-12-04 | 常州科德水处理成套设备有限公司 | Special integrated supply water treater for dyeing |
| CN103420517A (en) * | 2013-08-19 | 2013-12-04 | 毛颖艳 | Sewage treatment machine |
| CN104326624A (en) * | 2014-10-21 | 2015-02-04 | 苏州富奇诺水治理设备有限公司 | Sewage treatment equipment |
| CN204281408U (en) * | 2014-12-11 | 2015-04-22 | 郭玉芳 | A kind of town water purification reactor |
| CN204569658U (en) * | 2015-03-31 | 2015-08-19 | 尹强 | One way of life sewage and medical waste water treatment unit |
-
2015
- 2015-09-22 CN CN201710280794.5A patent/CN106915839A/en active Pending
- 2015-09-22 CN CN201510605501.7A patent/CN105036496B/en not_active Expired - Fee Related
- 2015-09-22 CN CN201710280801.1A patent/CN106865921A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2361630Y (en) * | 1998-05-08 | 2000-02-02 | 刘飞 | Unpowered domestic sewage treatment apparatus |
| JPH11347595A (en) * | 1998-06-11 | 1999-12-21 | Nkk Corp | Water purifying treatment equipment and concentration sludge thereof |
| JP2013132618A (en) * | 2011-12-27 | 2013-07-08 | Nippon Steel & Sumikin Eco-Tech Corp | Method for biological treatment of organic waste water |
| CN202440406U (en) * | 2012-01-31 | 2012-09-19 | 西安绿标水环境科技有限公司 | Efficient integrated sewage treatment equipment |
| CN203890186U (en) * | 2014-03-27 | 2014-10-22 | 沈阳建筑大学 | Multi-level circular sewage purifying device |
| CN204211601U (en) * | 2014-09-30 | 2015-03-18 | 四川中测环境技术有限公司 | Sewerage integrated processing system |
| CN104355480A (en) * | 2014-10-20 | 2015-02-18 | 苏州富奇诺水治理设备有限公司 | Device for drinking water treatment |
| CN204543774U (en) * | 2015-01-12 | 2015-08-12 | 泰兴高新环保设备有限公司 | A kind of muddy water purifier |
| CN104829056A (en) * | 2015-04-30 | 2015-08-12 | 北京国栋尚德水务投资有限公司 | Integrated sewage treatment apparatus, and sewage treatment process flow using apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106915839A (en) | 2017-07-04 |
| CN106865921A (en) | 2017-06-20 |
| CN105036496B (en) | 2017-06-06 |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liang Yun Inventor after: Hu Zongbao Inventor after: Tang Jinhua Inventor after: Yuan Yanfeng Inventor after: Li Jielan Inventor after: Xia Rongbin Inventor before: Wu Libin |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170510 Address after: 510000 A1406, room 321, port Avenue, Xintang Town, Guangzhou, Guangdong, Zengcheng Applicant after: GUANGZHOU DEVELOPMENT XINTANG WATER Co.,Ltd. Address before: 510000 unit 2414-2416, building, No. five, No. 371, Tianhe District, Guangdong, China Applicant before: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Effective date of registration: 20170510 Address after: 510000 unit 2414-2416, building, No. five, No. 371, Tianhe District, Guangdong, China Applicant after: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Address before: 528000 Guangdong City, Chancheng Province, China Road, No. four quarter, No. 33, creative industrial park, building 5, floor 9, Foshan Mobile Applicant before: Wu Libin |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170606 Termination date: 20200922 |