CN105457357B - sludge filter press - Google Patents
sludge filter press Download PDFInfo
- Publication number
- CN105457357B CN105457357B CN201610036941.XA CN201610036941A CN105457357B CN 105457357 B CN105457357 B CN 105457357B CN 201610036941 A CN201610036941 A CN 201610036941A CN 105457357 B CN105457357 B CN 105457357B
- Authority
- CN
- China
- Prior art keywords
- sheet frame
- filter plate
- filter
- frame assembly
- fixed
- 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.)
- Expired - Fee Related
Links
- 239000010802 sludge Substances 0.000 title claims abstract description 32
- 238000005192 partition Methods 0.000 claims abstract description 23
- 239000000725 suspension Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 5
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 239000004744 fabric Substances 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 7
- 230000033001 locomotion Effects 0.000 claims description 6
- 230000003028 elevating effect Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 abstract description 6
- 239000000843 powder Substances 0.000 abstract description 5
- 239000003814 drug Substances 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 230000006872 improvement Effects 0.000 description 6
- 238000001914 filtration Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/12—Filter presses, i.e. of the plate or plate and frame type
-
- 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
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Filtration Of Liquid (AREA)
Abstract
The present invention relates to a kind of sludge filter press, including guide pillar arranged in parallel, right beam is fixed in guide pillar one end, the other end fixes left beam, slided on guide pillar and at least two groups of sheet frame assemblies are set, sub-portion and female portion are formed on sheet frame assembly, when sub-portion and the female portion of two neighboring sheet frame assembly contact with each other, forms the variable filter chamber of size；You Liang is fixedly connected with the sheet frame assembly mutually closed on, and the feedhole on right beam is mutually communicated to form passage with the material hole on sheet frame assembly, and passage is connected with filter chamber；Sheet frame assembly is provided with locking bar, and Zuo Liang, You Liangshang are further fixed on Automatic Charging Device, partition position lock is fixed with Automatic Charging Device, when suspension is passed through into filter chamber.The filter press in the course of the work, can press dry aqueous 80% sludge to less than 15% without adding any medicament or solid powder.
Description
Technical field
The present invention relates to a kind of sludge filter press.
Background technology
With Chinese society economy and the development of urbanization, the enlarging of supply and discharge grid, the increase of sewage treatment plant, sludge production
Measure it is more and more, but at present domestic specific resistance to filtration level it is very low, sludge by routine thickening after, mainly abandon
Put, it is difficult to reach minimizing, stabilisation, innoxious, recycling the requirement of sludge, and bring secondary pollution and the supply and discharge of environment
Water, the difficulty of sewage disposal normal operation.Although some water process enterprises, also putting into some mechanical sludge dewatering equipment, due to
It is backward in technique, it is always unsatisfactory.《State Council is on some opinions for developing a circular economy》Sludge reduction recycling
Utilize, as one of emphasis link developed a circular economy.In fact the optimization of Treatment of Sludge project and modernization development into
It is imperative to accelerate urban development to promote an urgent demand science of Urbanization in China to solve sludge handling problem.Moreover,
Plant equipment processing sludge substitute mode is the important measures of current domestic effectively energy-saving and emission-reduction.With economy fast development and
Growth in the living standard people increasingly emphasize that the raising of quality of life is constantly bettered people's living environment.In recent years, China is to city
There are strict requirements in the improvement of city's environment and transformation attaching importance to environmental protection department all the more to ecocity and the sanitary city, in this condition
Under this overall background, the dynamics that governments at all levels all increase urban environment improvement one after another is not only paid much attention to simultaneously in policy
And economically support energetically.In addition most appropriate, efficient science and advanced mechanization are also actively being groped by governments at all levels
Environmental-protecting treater.
After sludge dewatering equipment such as belt filter press, plate and frame type filter-press, the folded spiral shell formula filter press being widely used at present are dehydrated
The moisture content of sludge is all 70% ~ 80%.Sludge after dehydration is needed to utilize the moisture in thermal source heating evaporation sludge, i.e. sludge is done
Change.Typically using steam, flue gas etc., processing cost height is caused, tail is large-minded, cooling water inflow is big, easily causes secondary pollution.Mesh
It is preceding also have part producer use dehydrated sludge reinforcing body powder after through frame filter press press filtration, make dehydrated sludge aqueous
Rate is below 60%, but addition solid powder amount is larger, only increases the solids content of sludge, while add useless solid row
Put.
The content of the invention
The present invention in view of the above-mentioned problems, providing a kind of sludge filter press, in the course of the work, without addition appoint by the filter press
What medicament or solid powder can press dry aqueous 80% sludge to less than 15%.
According to technical scheme：A kind of sludge filter press, it is characterised in that：Led including arranged in parallel
Right beam is fixed in post, guide pillar one end, and the other end fixes left beam, slided on guide pillar and set at least two groups of sheet frame assemblies, on sheet frame assembly
Sub-portion and female portion are formed, when sub-portion and the female portion of two neighboring sheet frame assembly contact with each other, forms the variable filter chamber of size；Right beam
It is fixedly connected with the sheet frame assembly mutually closed on, the feedhole on right beam is mutually communicated to form passage with the material hole on sheet frame assembly,
Passage is connected with filter chamber；Sheet frame assembly is provided with locking bar, and Zuo Liang, You Liangshang are further fixed on Automatic Charging Device, automatic discharging
Partition position lock is fixed with mechanism, when suspension is passed through into filter chamber, locking bar is placed in partition position lock, Automatic Charging Device
In lifting driving lever be used for sheet frame assembly is moved in the horizontal direction.
As a further improvement on the present invention, the sheet frame assembly includes filter plate frame, pressing plate, filter plate, filter cloth, sheet frame, filter
The groove of sheet frame is female portion, and filter plate is arranged at bottom portion of groove, and filter cloth is arranged on filter plate, and sheet frame is fixed on the housing of filter plate frame
On, the bottom portion of groove edge osculum of filter plate frame, pressing plate is fixed on filter plate frame bottom and forms sub-portion.
As a further improvement on the present invention, some osculums are opened up on the filter plate, the osculum on filter plate is by leading
Tank is connected, and the guiding gutter is opened on filter plate, close to filter plate frame side or is opened in filter plate both side surface.
As a further improvement on the present invention, the Automatic Charging Device include linear slide seat, lifting driving lever, lock frame,
Partition position is locked, and wherein linear slide seat is individually fixed in Zuo Liang, You Liangshang with both lock frame both ends, and lifting driving lever, which slides, to be set
In on linear slide seat, several partition positions lock is uniformly arranged on lock frame, and partition position lock can vertically rise
Drop motion.
As a further improvement on the present invention, both the Zuo Liang, right beam are fixed on guide pillar by locking nut.
The technical effects of the invention are that：Need not add any medicament or solid powder the invention provides one kind will can contain
The sludge of water 80% is pressed dry to less than 15%；Squeezed using 6MP super-pressure, effectively remove the space water in sludge, part removes
While capillary water and cellular water in sludge, Milling Efficiencty is more than 6 times of common filter press；Using alloy material and Fei Jin
Category combination of materials filter plate can bear operating pressure more than kiloton, and the filter plate life-span is ten several times of common filter plate.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the sectional view of the present invention.
Fig. 3 is the stereogram of the present invention.
Fig. 4 is the schematic diagram that right beam is always shaped as passage with sheet frame in the present invention.
Fig. 5 is the schematic diagram of Automatic Charging Device in the present invention.
Fig. 6 is filter plate surface texture view in the present invention.
Embodiment
The embodiment of the present invention is further described below in conjunction with the accompanying drawings.
In Fig. 1 ~ 6, including right beam 1, left beam 2, walking beam 3, guide pillar 4, oil cylinder 5, cylinder rod 6, locking nut 7, sheet frame assembly
8th, filter plate frame 8-1, pressing plate 8-2, filter plate 8-3, filter cloth 8-4, sheet frame 8-5, locking bar, Automatic Charging Device 9, linear slide seat 9-1,
Lift driving lever 9-2, lock frame 9-3, partition position lock 9-4, feed pipe 10, passage A, filter chamber B etc..
As shown in Fig. 1 ~ 6, the present invention is a kind of sludge filter press, including guide pillar 4 arranged in parallel, the one end of guide pillar 4
Fixed right beam 1, the other end fix left beam 2, are slided on guide pillar 4 and set at least two groups of sheet frame assemblies 8, and son is formed on sheet frame assembly 8
Portion and female portion, when sub-portion and the female portion of two neighboring sheet frame assembly 8 contact with each other, form the variable filter chamber B of size；Right beam 1 with
The sheet frame assembly 8 mutually closed on is fixedly connected, and the feedhole on right beam 1 is mutually communicated to form passage with the material hole on sheet frame assembly 8
A, passage A are connected with filter chamber B；Sheet frame assembly 8 is provided with locking bar, and Automatic Charging Device 9 is further fixed on left beam 2, right beam 1,
Partition position lock 9-4 is fixed with Automatic Charging Device 9, when being passed through suspension into filter chamber B, locking bar is placed in partition position lock 9-
In 4, the lifting driving lever 9-2 in Automatic Charging Device 9 is used in the horizontal direction move sheet frame assembly 8.
Sheet frame assembly 8 includes filter plate frame 8-1, pressing plate 8-2, filter plate 8-3, filter cloth 8-4, sheet frame 8-5, and filter plate frame 8-1's is recessed
Groove is female portion, and filter plate 8-3 is arranged at bottom portion of groove, and filter cloth 8-4 is arranged on filter plate 8-3, and sheet frame 8-5 is fixed on filter plate frame 8-1
Housing on, filter plate frame 8-1 bottom portion of groove edge osculum, pressing plate 8-2 is fixed on filter plate frame 8-1 bottoms and forms son
Portion.Osculum is provided with filter plate frame 8-1 edge, at work, press filtration water is discharged from osculum.
Open up some osculums on filter plate 8-3, the osculum on filter plate 8-3 is connected by guiding gutter, the guiding gutter
It is opened on filter plate 8-3, close to filter plate frame 8-1 sides or being opened in filter plate 8-3 both side surfaces.
Automatic Charging Device 9 includes linear slide seat 9-1, lifting driving lever 9-2, lock frame 9-3, partition position lock 9-4, wherein
Linear slide seat 9-1 and both lock frame 9-3 both ends are individually fixed in left beam 2, on right beam 1, and lifting driving lever 9-2 is slideably positioned in directly
On line slide plate chair 9-1, several partition positions lock 9-4 is uniformly arranged on lock frame 9-3, and partition position lock 9-4 can be along vertical
Make elevating movement in direction.Partition position lock 9-4 elevating movement can be realized by various ways, can lock frame 9-3 on, correspondingly
A cylinder is installed respectively at each partition position lock 9-4, drives partition position lock 9-4 to carry out elevating movement by cylinder；Rise
Drop driving lever 9-2 can also realize elevating movement by cylinder.In specific production practices, partition position lock 9-4 and lifting are dialled
Bar 9-2 lift work, it can also select to realize for hydraulic cylinder or other modes according to specific needs.
Both left beam 2, right beam 1 are fixed on guide pillar 4 by locking nut 7.
The course of work of the present invention is as follows：Original state, each sheet frame assembly 8 is scattered to be placed on guide pillar 4, lifting driving lever 9-
2 slide by lift work vertically and along linear slide seat 9-1 level, promote locking bar to move sheet frame assembly 8
To corresponding partition position lock 9-4 so that filter chamber B, right 10 groups of beam 1 and feed pipe are formed before two neighboring sheet frame assembly 8
Complete passage A, passage A and filter chamber B UNICOMs are formed after dress, suspension can be passed through.Charging pump presses suspension hydraulic pressure by passage A
Entering filter chamber B, after suspension is full of filter chamber B appropriate locations, oil cylinder 5 promotes walking beam 3 to extrude the plate frame assembly 8 being arranged in order,
（Now, partition position lock 9-4 is withdrawn downwards）Until passage A isolates with filter chamber B, suspension in passage A is extracted out, it is strong to increase extruding
Degree forms filter residue to more than 6MP on filter cloth 8-4, and filtrate is through filter cloth 8-4 and along filter plate 8-3 osculum and guiding gutter stream
Enter the discharge of filter plate frame 8-1 osculums, after filtering, shed extruding force, Automatic Charging Device 9 drags sheet frame assembly 8 and unloaded successively
Except filter residue.
Claims (4)
- A kind of 1. sludge filter press, it is characterised in that：Including guide pillar arranged in parallel（4）, guide pillar（4）Right beam is fixed in one end （1）, the left beam of other end fixation（2）, guide pillar（4）Upper slide sets at least two groups of sheet frame assemblies（8）, sheet frame assembly（8）Upper formation Sub-portion and female portion, two neighboring sheet frame assembly（8）Sub-portion and female portion when contacting with each other, form the variable filter chamber of size（B）；It is right Beam（1）With the sheet frame assembly mutually closed on（8）It is fixedly connected, right beam（1）On feedhole and sheet frame assembly（8）On material hole it is mutual It is formed through passage（A）, passage（A）With filter chamber（B）It is connected；Sheet frame assembly（8）It is provided with locking bar, Zuo Liang（2）, right beam（1） On be further fixed on Automatic Charging Device（9）, Automatic Charging Device（9）On be fixed with partition position lock（9-4）, to filter chamber（B）In When being passed through suspension, locking bar is placed in partition position lock（9-4）In, Automatic Charging Device（9）In lifting driving lever（9-2）For inciting somebody to action Sheet frame assembly（8）Move in the horizontal direction；The Automatic Charging Device（9）Including linear slide seat（9-1）, lifting driving lever（9-2）, lock frame（9-3）, partition position lock （9-4）, wherein linear slide seat（9-1）With locking frame（9-3）Both are individually fixed in left beam in both ends（2）, right beam（1）On, lifting Driving lever（9-2）It is slideably positioned in linear slide seat（9-1）On, several partition positions lock（9-4）It is uniformly arranged in lock frame（9-3） On, and partition position is locked（9-4）Elevating movement can vertically be made.
- 2. sludge filter press as claimed in claim 1, it is characterised in that：The sheet frame assembly（8）Including filter plate frame（8-1）、 Pressing plate（8-2）, filter plate（8-3）, filter cloth（8-4）, sheet frame（8-5）, filter plate frame（8-1）Groove be female portion, filter plate（8-3）Set In bottom portion of groove, filter cloth（8-4）It is arranged at filter plate（8-3）On, sheet frame（8-5）It is fixed on filter plate frame（8-1）Housing on, filter plate Frame（8-1）Bottom portion of groove edge osculum, pressing plate（8-2）It is fixed on filter plate frame（8-1）Sub-portion is formed on bottom.
- 3. sludge filter press as claimed in claim 2, it is characterised in that：The filter plate（8-3）On open up some osculums, filter Plate（8-3）On osculum be connected by guiding gutter, the guiding gutter is opened in filter plate（8-3）Upper, close filter plate frame（8-1） Side is opened in filter plate（8-3）Both side surface.
- 4. sludge filter press as claimed in claim 1, it is characterised in that：The left beam（2）, right beam（1）Both pass through locking Nut（7）It is fixed on guide pillar（4）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610036941.XA CN105457357B (en) | 2016-01-20 | 2016-01-20 | sludge filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610036941.XA CN105457357B (en) | 2016-01-20 | 2016-01-20 | sludge filter press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105457357A CN105457357A (en) | 2016-04-06 |
| CN105457357B true CN105457357B (en) | 2017-12-12 |
Family
ID=55595782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610036941.XA Expired - Fee Related CN105457357B (en) | 2016-01-20 | 2016-01-20 | sludge filter press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105457357B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108249731B (en) * | 2018-05-04 | 2023-06-13 | 启迪合加新能源汽车有限公司 | Self-locking device and filter plate of filter chamber of electroosmosis sludge high-dry dehydrator |
| CN114225520B (en) * | 2021-12-09 | 2022-11-25 | 山西瑞光热电有限责任公司 | Vacuum belt dehydrator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4181615A (en) * | 1977-09-16 | 1980-01-01 | Hans Wilms | Filter apparatus |
| JPH01155913A (en) * | 1987-12-11 | 1989-06-19 | Shinichiro Katabuchi | Apparatus for forming sludge cake |
| CN201046354Y (en) * | 2006-12-19 | 2008-04-16 | 秦海江 | Rapid opening pressure filter |
| CN204233841U (en) * | 2014-11-10 | 2015-04-01 | 中联重科股份有限公司 | Plate and frame type filter-press |
| CN104587718A (en) * | 2014-12-26 | 2015-05-06 | 上海市政工程设计研究总院（集团）有限公司 | Variable-capacitance plate frame dehydration device for sludge |
| CN204910913U (en) * | 2015-09-15 | 2015-12-30 | 江苏中泥净化环境科技有限公司 | Filter plate subassembly and use its pressure filter |
-
2016
- 2016-01-20 CN CN201610036941.XA patent/CN105457357B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4181615A (en) * | 1977-09-16 | 1980-01-01 | Hans Wilms | Filter apparatus |
| JPH01155913A (en) * | 1987-12-11 | 1989-06-19 | Shinichiro Katabuchi | Apparatus for forming sludge cake |
| CN201046354Y (en) * | 2006-12-19 | 2008-04-16 | 秦海江 | Rapid opening pressure filter |
| CN204233841U (en) * | 2014-11-10 | 2015-04-01 | 中联重科股份有限公司 | Plate and frame type filter-press |
| CN104587718A (en) * | 2014-12-26 | 2015-05-06 | 上海市政工程设计研究总院（集团）有限公司 | Variable-capacitance plate frame dehydration device for sludge |
| CN204910913U (en) * | 2015-09-15 | 2015-12-30 | 江苏中泥净化环境科技有限公司 | Filter plate subassembly and use its pressure filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105457357A (en) | 2016-04-06 |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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 |
Inventor after: Shi Sanwu Inventor before: Zhao Kejian |
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| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170621 Address after: 510665 Guangdong city of Guangzhou province Tianhe District Software Park Building No. 59 Middle East block, Grand Building Room 501 Applicant after: Shi Sanwu Address before: 505, room 1, building 188, 215028 Pier Road, Suzhou Industrial Park, Suzhou, Jiangsu, China Applicant before: SUZHOU LUOMAI ENVIRONMENTAL TECHNOLOGY CO.,LTD. |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Sun Lipeng Inventor before: Shi Sanwu |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20170918 Address after: 518017 A building, 11H building, No. 1002 Fu Qiang Road, Shenzhen, Guangdong, Futian District, Ruichang Applicant after: Sun Lipeng Address before: 510665 Guangdong city of Guangzhou province Tianhe District Software Park Building No. 59 Middle East block, Grand Building Room 501 Applicant before: Shi Sanwu |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200506 Address after: 518000 no.131-2209, Longjing Village, Longguang community, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Changqing New Energy Investment Consulting Co., Ltd Address before: 518017 11H, building A, Ruichang building, 1002 Fu Qiang Road, Shenzhen, Guangdong, Futian District Patentee before: Sun Lipeng |
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| 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: 20171212 Termination date: 20210120 |