CN203842363U - Capsule type pressure filter - Google Patents
Capsule type pressure filter Download PDFInfo
- Publication number
- CN203842363U CN203842363U CN201420105568.5U CN201420105568U CN203842363U CN 203842363 U CN203842363 U CN 203842363U CN 201420105568 U CN201420105568 U CN 201420105568U CN 203842363 U CN203842363 U CN 203842363U
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- capsule
- squeezing
- tank body
- filter cylinder
- filter
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Abstract
The utility model discloses a capsule type pressure filter. The capsule type pressure filter comprises a tank body, a filter cartridge, a feeding pipeline and a discharging pipeline, wherein the filter cartridge is mounted in the tank body; the feeding pipeline is connected to the top of the tank body and communicated with the inner space of the filter cartridge; the discharging pipeline is connected to the lower part of the tank body and communicated with a space between the outside of the filter cartridge and the tank body; a squeezing capsule is arranged in the filter cartridge and connected with a flow inlet-outlet joint; a first pressure flow pipeline is externally connected with the flow inlet-outlet joint; the squeezing capsule is expanded in the presence of the introduced pressure flow and used for squeezing pulp in the filter cartridge; a material falling channel is formed in the lower part of the tank body and communicated with an opening in the lower end of the filter cartridge; a filling capsule is arranged in the material falling channel and connected with a flow inlet-outlet pipe; a second pressure flow pipeline is externally connected with the flow inlet-outlet pipe; the filling capsule is expanded in the presence of the added pressure flow and used for filling the material falling channel and separating the opening in the lower end of the filter cartridge from the outside. The pressure filter has the advantages of simple structure, low working noise, convenience in cake removing, combination of pressure filtering and squeezing, good filtering effect, low moisture content in filter cake and the like.
Description
Technical field
The utility model belongs to solid-liquid separation technique field.
Background technology
At field of Environment Protection, solid-liquid separation technique application is very extensive, existing solid-liquid separating equipment is also of a great variety, and in high-rise building, kitchen waste crushing liquid being carried out to Separation of Solid and Liquid operation, because relate to the impact on resident family's living environment, solid-liquid separating equipment is had to specific (special) requirements at aspects such as noise, smell, installing space and loads.As adopt the common open type filtering equipments such as deckle board formula, van-type or belt, and can there is the peculiar smell problem that disturbs residents, should not adopt; , can there is the problem that floor space is large, affiliated facility is many in the vacuum drum that treating capacity is large as adopted and the solid-liquid separating equipment of vertical liquid compressor class; If adopt, take filter core as filtering tubular filter press and the leaf filter of original paper, exist slag-drip to be not easy to the problems such as outward transport; If adopt centrifugation and screw press solid-liquid separating equipment, deposit again the problem that noise disturbs residents in the running.In addition, existing filtering equipment, the rate of cake moisture content after squeezing is still higher, also needs to carry out subsequent treatment, and this has increased again the cost of processing.
Therefore, be at area, limited space, in the strict high-rise building of peculiar smell, noise requirements, carry out kitchen waste crushing liquid and carry out Separation of Solid and Liquid, in the selection of equipment, there is certain difficulty, need to improve design to existing solid-liquid separating equipment.
Summary of the invention
The problems referred to above and limitation that the utility model exists for prior art, object is to provide a kind of capsule-type filter press, adopt this parts simple in structure of rubber capsule, utilize its expansion and contraction to realize force feed, press filtration and the expressing process of slip, simple in structure, work noiselessness, press filtration simultaneously and two kinds of filter processes of squeezing are completed by an equipment, and squeeze and filter can reduce the moisture percentage of filter cake significantly.
The technical solution of the utility model is as follows:
A kind of capsule-type filter press, comprise tank body and be arranged on the filter cylinder in tank body, be located at the charging aperture in tank body top logical cartridge interior space, be located at the discharging opening in space outside tank body lower part logical filter cylinder and between tank body, on feeding pipe and discharging pipeline, be provided with control valve.
Significantly different from common filter press is, the utility model arranges squeezing capsule in filter cylinder, on squeezing capsule, be connected with fluid inlet and outlet joint, external the first pressure fluid pipeline, after pressure-filtering process finishes, squeezing capsule is expanded by the high-pressure fluid effect passing into, and the filtrate in extruding filter cylinder is realized squeeze and filter.After squeezing capsule shrinks, reserve press filtration space and carry out the press filtration of next circulation and filter, like this two kinds of work principle of filter are organically combined in same equipment and space, make simple in structure, better effects if.And adopt squeezing capsule, without motor, drive, effectively avoided noise problem, and its expansion and shrink and only to need to control opening or closing of magnetic valve, control system is simple, also can select city tap-water pipe network pressure energy to be used as power, dynamic structure is very simple, and its capsule draining can also be done one of high-rise building secondary water-supply source.
Described the first pressure fluid pipeline and the second pressure fluid pipeline are all to form by being responsible for the high-voltage tube of water inlet and the low-voltage tube parallel connection of responsible draining, and high-voltage tube connects city tap-water pipe network, and low-voltage tube connects high-rise building secondary water-supply pipe network.
Simultaneously, in order further to avoid noise, it draws off filter residue and does not also adopt common butterfly valve, push-pull valve class etc. to need motor-driven rotatable parts, but adopt simple and reliable filled capsules form, specifically in the bottom of tank body, establish the blanking channel being communicated with filter cylinder lower ending opening, filled capsules is set in blanking channel, filled capsules is connected with fluid inlet/outlet pipe, external the second pressure fluid pipeline, filled capsules is expanded by the pressure fluid effect passing into, be full of blanking channel, filter cylinder filtration zone is cut off with extraneous, capsule reserves again passage discharging while shrinking.
Further, in order to reach simple in structure, the object that capsule is easy for installation, the utility model has adopted the design of special cassette mechanism structure, adopts movement not only as pressure fluid channel simultaneously but also work to support capsule.This movement comprises described fluid turnover joint, described fluid inlet/outlet pipe, also comprises top cover, support portion and end socket.At top cover center, fixedly fluid passes in and out joint, and top cover as the lid of whole tank body, is fixed with tank body simultaneously.Fluid inlet/outlet pipe is passed by fluid turnover joint center, and its upper end connects the second outside pressure fluid pipeline, and fluid inlet/outlet pipe is passed down through squeezing capsule, puts in filled capsules, communicates with it.Filled capsules support portion is arranged on fluid inlet/outlet pipe middle part, and corresponding to filter cylinder lower ending opening position.Like this, the opening of squeezing capsule upper end is just enclosed within on fluid turnover joint, and is connected and fixed and is sealed by flange and top cover, and its lower end cuff is on described support portion, and also cuff is on described support portion in filled capsules upper end, and lower end is fixed by end socket and sealed.During assembling, after can two capsules being contained on movement, movement integral installation be fitted in tank body.Further, squeezing capsule and filled capsules can also be designed to conjuncted structure, pass through to cut off anchor ear cuff between them on described support portion.So both simple in structure, be skillfully constructed, easy for installation, can reduce squeezing dead angle.
Preferably, filter cake after squeezing is a monoblock, cause discharging not smooth, in this filter press, also design Liao Po cake mechanism, described squeezing capsule outer walls is provided with Po Bing mechanism, they utilize the screen resilience of capsule contraction process to drive the broken filter cake of Po Bing mechanism around being arranged in squeezing capsule outer walls, and there is multiple way of realization in Po Bing mechanism:
A kind of form can be: in squeezing capsule outer walls, establish the Po Bing mechanism being comprised of a plurality of scraper plate/bars, they are around being arranged in squeezing capsule outer walls, and the head of scraper plate/bar is near filter cylinder, and bar portion is installed in squeezing capsule outer walls, elastomeric material, can the bending with the extruding of squeezing capsule.
Another kind of form is: in squeezing capsule outer walls, establish the Po Bing mechanism being comprised of dentation cushion rubber and floating rule/plate, dentation cushion rubber ring set is fixed on outside squeezing capsule, and position and quantity are definite according to capsule length, and crown is installed floating rule/plate, near filter cylinder.
More preferably, the utility model is also also optimized design to filter cylinder, filter cylinder of the present utility model forms filter cylinder frame by punching filter plate, in the inner side of filter cylinder frame, be evenly distributed with caulking groove longitudinally, filter medium is close to the inner side of filter cylinder frame around a circle, and by rubber filler rod, embed and fix, complete filtering surface in caulking groove position.This structure can avoid filter medium separated with filter cylinder frame in positive/negative-pressure process repeatedly, and filter element is integral replacing easily.Meanwhile, expanded capsule filter chamber in contraction process will form negative pressure, and filter medium obtains pulse cleaning, be conducive to long period and use.
In addition, the utility model is also provided with feed distribution chamber on tank body top, charging aperture is located on feed distribution chamber, top cover be take as at the bottom of chamber in feed distribution chamber, on top cover, have out the charging inclined hole of some, the charging inclined hole all filter medium in filter cylinder tilts, and is also provided with counter-flushing pipeline on feed distribution chamber.This employing feed distribution chamber and the design of charging inclined hole, can make slip spray to filter medium face and form cross-flow filtration, strengthens filter effect, can also realize regular clear-water high-pressure and rinse filter cylinder.
The fixing flange form connected mode that all adopts of tank body of the present utility model, filter cylinder, squeezing capsule and filled capsules, assembling is simple, convenient disassembly.
In sum, it is simple in structure that the utility model provides capsule-type filter press to have, and operating noise is low, and de-cake is convenient, and press filtration and squeezing be in conjunction with realizing, good filtration effect, the advantage such as rate of cake moisture content is low.
Accompanying drawing explanation
Fig. 1 is the structural representation (not duty) of this capsule-type filter press;
Fig. 2 is the filled capsules of this capsule-type filter press and the fundamental diagram of squeezing capsule swelling state;
Fig. 3 is that the squeezing capsule of this capsule-type filter press shrinks, the fundamental diagram of filled capsules swelling state;
Fig. 4 is the top view before the squeezing capsule of this capsule-type filter press expands;
Fig. 5 is the top view after the squeezing capsule of this capsule-type filter press expands;
Fig. 6 is the structural representation of the filter cylinder of this capsule-type filter press;
Fig. 7 is the top view of Fig. 6;
In figure: 1. fluid passes in and out joint, 2. feed distribution chamber, 3. charging inclined hole, 4. top cover, 5. feeding pipe, 6.Po cake mechanism, 7. squeezing capsule, 8. support portion, 9. fluid inlet/outlet pipe, 10. filled capsules, 11. end sockets, 12. blanking channels, 13. discharging pipelines, 14. cut off anchor ear, 15. filter cylinders, 16. cylindrical shells, 17. counter-flushing pipelines, 18. first pressure fluid pipelines, 19. second pressure fluid pipelines.
The specific embodiment
Below in conjunction with accompanying drawing, describe structure of the present utility model and working method in detail:
Referring to Fig. 1, capsule-type filter press is comprised of tank body 16, filter cylinder 15, squeezing capsule 7, filled capsules 10, Po Bing mechanism 6 etc.
Filter cylinder 15 is arranged in tank body 16, and both adopt flange connection to fix.Filter cylinder 15 is by filter cylinder frame 151 and filter medium 152(wire netting or filter cloth) form, referring to Fig. 6 and Fig. 7, filter cylinder frame is regular polygon, inner side, position, boundary on limit and limit is distributed with caulking groove longitudinally, filter medium is close to the inner side of filter cylinder frame, around a circle, and by rubber filler rod, embed and fix, complete filtering surface in caulking groove position.
Feed distribution chamber 2 is arranged at tank body 16 tops, is exactly the top cover 4 of tank body at the bottom of the chamber of feed distribution chamber, has the inner space that charging inclined hole 3 leads to filter cylinder on top cover, the charging inclined hole all filter medium in filter cylinder tilts, feed distribution chamber one side is established charging aperture, connects feeding pipe 5, and opposite side is established
backwash interface, connects anti-flushing line 17.Feeding pipe adopts hoop stop valve to control.
The bottom of tank body 16 is designed to be communicated with the lower ending opening of filter cylinder 15 form of blanking channel 12, the interior squeezing capsule 7 that arranges of filter cylinder 15, and the interior filled capsules 10 that arranges of blanking channel 12, by the contraction of filled capsules and the switch of the control blanking channel that expands.Squeezing capsule 7 and filled capsules 10 are upper and lower integral structure, are arranged on movement.Movement both worked to support two capsules as pressure fluid channel simultaneously, and its structure comprises fluid turnover joint 1, fluid inlet/outlet pipe 9, top cover 4, support portion 8 and end socket 11.At top cover 4 centers, fixedly fluid passes in and out joint 1, and top cover is simultaneously as the lid of whole filter cylinder, fixing with tank body 16.Fluid inlet/outlet pipe 9 passes from the center of fluid turnover joint 1, its upper end connects the second outside pressure fluid pipeline 19, and fluid inlet/outlet pipe is passed down through squeezing capsule 7, reaches in filled capsules 10, on tube wall, there is through hole, filled capsules is introduced and drawn to pressure fluid.The lower end of fluid inlet/outlet pipe extends filled capsules bottom, is fixed and seal together with filled capsules lower end by end socket.Support portion 8 is arranged on fluid inlet/outlet pipe 9 middle parts, and corresponding to filter cylinder lower ending opening position.Like this, the opening of squeezing capsule 7 upper ends is just enclosed within on fluid turnover joint 1, and be connected and fixed and seal by flange and top cover 4, fluid turnover joint 1 top is connected with the first outside pressure fluid pipeline 18 by interface, and pressure fluid is introduced to how to draw squeezing capsule 7.The coupling part of squeezing capsule 7 lower ends and filled capsules 10 upper ends is by cutting off anchor ear 14 cuffs on support portion 8, and filled capsules lower end is fixed on described end socket 11.During assembling, after two capsules are contained on movement, then movement integral installation is fitted in tank body.
Squeezing capsule 7 outer walls are provided with the Po Bing mechanism 6 being comprised of dentation cushion rubber and T shape floating rule/plate, and dentation cushion rubber ring set is fixed on outside squeezing capsule, and position and quantity are determined according to capsule length, crown installation T shape floating rule/plate, close filter cylinder.
This capsule-type filter press can be by press filtration and squeezing work in conjunction with realization, and process is as follows:
1, referring to Fig. 2, capsule charge 10 work: open the high-voltage tube magnetic valve on the second pressure fluid pipeline 18 being connected with capsule charge, fluid enters capsule charge expands it, is full of blanking channel 12, reach and cut off passage object, then close high-voltage tube battery valve.
2, will treat that filtrate slurry pumps into feed distribution chamber 2 by feeding pipe, slip enters the inner space of filter cylinder 15 from discharging inclined hole 3, carry out pressure-filtering process, and press filtration finishes rear filtrate moisture percentage and reduces, but still need to squeeze into cake and be convenient to blanking and meet Separation of Solid and Liquid requirement.
3, referring to Fig. 3, after press filtration completes, to open and the high-voltage tube magnetic valve squeezing on the first pressure fluid pipeline 19 that capsule 7 is connected, high-pressure fluid enters squeezing capsule expands it, and filtrate is squeezed.Referring to Fig. 5, in squeezing capsule expansion process, the crown of the dentation cushion rubber of Po Bing mechanism 6 is along filter cylinder circumferential displacement, tooth bar flexural deformation.
4, after expressing process finishes, close the high-voltage tube magnetic valve on the first pressure fluid pipeline, open low-voltage tube magnetic valve, squeezing capsule inner fluid flows to low pressure line under screen resilience effect, squeezing capsule drives Po Bing mechanism 6 in contraction process, and the tooth bar that screen resilience is stronger restores to the original state, referring to Fig. 4, crown drives T shape scraper plate/bar along filter cylinder travelling backwards, the filter cake of cartridge wall to be broken, and squeezes the negative pressure that capsule forms in contraction process simultaneously and is also conducive to realize de-cake.
5, after de-cake finishes, the low-voltage tube magnetic valve on the second pressure fluid pipeline of open fill capsule 10, fluid expulsion, capsule charge 10 shrinks, and opens blanking channel 12, and biscuit falls into storage tank as ready by deadweight, completes one-stop operation circulation.
This capsule-type filter press has following characteristics:
(1) this filter press is organically combined in squeezing and two kinds of work principle of filter of press filtration in same equipment and space, make simple in structure, better effects if.And adopt squeezing capsule, without motor, drive, effectively avoided noise problem, and its expansion and shrink and only to need to control opening or closing of magnetic valve, control system is simple, also can select city tap-water pipe network pressure energy to be used as power, dynamic structure is very simple, and its capsule draining can also be able to be done one of high-rise building secondary water-supply source.
(2) adopt the version being connected as a single entity squeezing capsule and capsule charge, be skillfully constructed, easy for installation, can reduce squeezing dead angle.
(3) broken cake mechanism structure simple, easy for installation, be skillfully constructed, effect is remarkable.
(4) capsule charge is simple to operate, partition is reliable, long service life, replaces the rotatable parts of butterfly valve, push-pull valve class.
(5) movement combines feeding pipe and fluid control piper dexterously, and compact conformation is easy to manufacture, easy for installation.
(6) the discharging inclined hole of feed distribution chamber sprays to filter medium face by slip, forms cross-flow filtration, can strengthen filter effect, also can realize regular clear-water high-pressure and rinse filter cylinder.
(7) adopt cylindrical tank body structure form, easily manufactured.
(8) filter cylinder is detachable mounting means, is convenient for changing filter medium.
(9) tank body, filter cylinder and movement etc. adopt flange form connected mode, simple and reliable.
Protection domain of the present utility model is not limited to the above embodiments, and obviously, those skilled in the art can carry out various changes and distortion and not depart from scope and spirit of the present utility model the utility model.If these changes and distortion belong in the scope of claim of the present utility model and equivalent technologies thereof, intention of the present utility model also comprises these changes and is out of shape interior.
Claims (10)
1. a capsule-type filter press, comprise tank body, be arranged on filter cylinder in tank body, be connected on tank body top logical cartridge interior space feeding pipe, be connected on tank body lower part and logical filter cylinder is outer and tank body between the discharging pipeline in space, on feeding pipe and discharging pipeline, be provided with control valve; It is characterized in that:
In described filter cylinder, be provided with squeezing capsule, squeezing capsule is connected with fluid turnover joint, external the first pressure fluid pipeline of fluid turnover joint, and described squeezing capsule is expanded by the pressure fluid effect passing into, the slurry in extruding filter cylinder;
The bottom of described tank body is the blanking channel being communicated with filter cylinder lower ending opening, in blanking channel, be provided with filled capsules, described filled capsules is connected with fluid inlet/outlet pipe, external the second pressure fluid pipeline of fluid inlet/outlet pipe, described filled capsules is expanded by the pressure fluid effect passing into, be full of blanking channel, filter cylinder lower ending opening is cut off with extraneous.
2. capsule-type filter press according to claim 1, it is characterized in that: described the first pressure fluid pipeline and the second pressure fluid pipeline are all to form by being responsible for the high-voltage tube of water inlet and the low-voltage tube parallel connection of responsible draining, high-voltage tube connects city tap-water pipe network, and low-voltage tube connects high-rise building secondary water-supply pipe network.
3. capsule-type filter press according to claim 1, it is characterized in that: described filter press is also provided with movement, described movement not only as pressure fluid channel simultaneously but also work to support capsule, movement comprises described fluid turnover joint, described fluid inlet/outlet pipe, also comprises top cover, support portion and end socket; The fixing described fluid turnover joint in described top cover center, the top cover while is as the lid of whole tank body; Described fluid inlet/outlet pipe is passed by fluid turnover joint center, its upper end connects the second outside pressure fluid pipeline, fluid inlet/outlet pipe is passed down through squeezing capsule, put in filled capsules, communicate with filled capsules, the lower end of fluid inlet/outlet pipe extends bottom, by end socket, is fixed, or the lower end of described fluid inlet/outlet pipe further extends filled capsules lower end, by described end socket, fixed; Described support portion is arranged on fluid inlet/outlet pipe middle part, and corresponding to filter cylinder lower ending opening position; The opening sleeve of described squeezing capsule upper end passes in and out on joint at fluid, and is connected and fixed and is sealed by flange and top cover, and its lower end cuff is on described support portion; Also cuff is on described support portion in described filled capsules upper end, and lower end is fixed by end socket and sealed.
4. capsule-type filter press according to claim 3, is characterized in that: described squeezing capsule and filled capsules are conjoined structure, passes through to cut off anchor ear cuff between them on described support portion.
5. according to the capsule-type filter press described in any one of claim 1-4, it is characterized in that: described squeezing capsule outer walls is provided with Po Bing mechanism, they are around being arranged in squeezing capsule outer walls.
6. capsule-type filter press according to claim 5, it is characterized in that: described Po Bing mechanism is comprised of a plurality of scraper plate/bars, their position and quantity are determined according to capsule length, the head of scraper plate/bar is near filter cylinder, bar portion is elastomeric material, be installed in squeezing capsule outer walls, can the bending with the extruding of squeezing capsule.
7. capsule-type filter press according to claim 5, it is characterized in that: described Po Bing mechanism is comprised of dentation cushion rubber and floating rule/plate, dentation cushion rubber ring set is fixed on outside squeezing capsule, and position and quantity are determined according to capsule length, crown is installed floating rule/plate, near filter cylinder.
8. according to the capsule-type filter press described in any one of claim 1-4, it is characterized in that: described filter cylinder has filter cylinder frame and filter medium, described filter cylinder is regular polygon, the inner side of limit and position, boundary, limit is evenly distributed with caulking groove longitudinally, filter medium is around skeleton one circle, be close to the inner side of filter cylinder frame, and in caulking groove position, by rubber filler rod, embedded fixing.
9. according to the capsule-type filter press described in any one of claim 1-4, it is characterized in that: described tank body top is provided with feed distribution chamber, described feeding pipe is connected on feed distribution chamber, feed distribution chamber using described top cover as chamber at the bottom of, on top cover, have charging inclined hole, the charging inclined hole all filter medium in filter cylinder tilts; Described feed distribution is also connected to counter-flushing pipeline on chamber.
10. according to the capsule-type filter press described in any one of claim 1-4, it is characterized in that: the fixing flange form connected mode that all adopts of described tank body, filter cylinder, squeezing capsule and filled capsules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420105568.5U CN203842363U (en) | 2014-03-10 | 2014-03-10 | Capsule type pressure filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420105568.5U CN203842363U (en) | 2014-03-10 | 2014-03-10 | Capsule type pressure filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203842363U true CN203842363U (en) | 2014-09-24 |
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ID=51555430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420105568.5U Expired - Fee Related CN203842363U (en) | 2014-03-10 | 2014-03-10 | Capsule type pressure filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203842363U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105983260A (en) * | 2015-03-04 | 2016-10-05 | 北京捷水科技有限责任公司 | Improved squeezing filter |
| CN107685462A (en) * | 2017-09-08 | 2018-02-13 | 秦皇岛博酿酒类技术服务有限责任公司 | A kind of Novel wine Atmosphere Presser |
| CN109049469A (en) * | 2018-09-06 | 2018-12-21 | 陈烈 | A kind of high voltage bearing tubular object extruding device and its processing method |
-
2014
- 2014-03-10 CN CN201420105568.5U patent/CN203842363U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105983260A (en) * | 2015-03-04 | 2016-10-05 | 北京捷水科技有限责任公司 | Improved squeezing filter |
| CN105983260B (en) * | 2015-03-04 | 2019-09-13 | 北京捷水科技有限责任公司 | A kind of improved squeeze and filter device |
| CN107685462A (en) * | 2017-09-08 | 2018-02-13 | 秦皇岛博酿酒类技术服务有限责任公司 | A kind of Novel wine Atmosphere Presser |
| CN109049469A (en) * | 2018-09-06 | 2018-12-21 | 陈烈 | A kind of high voltage bearing tubular object extruding device and its processing method |
| CN109049469B (en) * | 2018-09-06 | 2023-05-12 | 陈烈 | High-pressure-resistant pipe machining device and machining method thereof |
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Legal Events
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20170310 |