CN204324969U - A kind of integrated pipe valve system for MBR apparatus for demonstrating - Google Patents
A kind of integrated pipe valve system for MBR apparatus for demonstrating Download PDFInfo
- Publication number
- CN204324969U CN204324969U CN201420824537.5U CN201420824537U CN204324969U CN 204324969 U CN204324969 U CN 204324969U CN 201420824537 U CN201420824537 U CN 201420824537U CN 204324969 U CN204324969 U CN 204324969U
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- Prior art keywords
- basin
- pipe
- valve
- clean water
- filtering
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- Withdrawn - After Issue
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 176
- 238000001914 filtration Methods 0.000 claims abstract description 83
- 239000010865 sewage Substances 0.000 claims abstract description 33
- 239000012528 membrane Substances 0.000 claims abstract description 31
- 230000000630 rising effect Effects 0.000 claims description 44
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 10
- 238000000108 ultra-filtration Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 2
- 238000011010 flushing procedure Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 239000003814 drug Substances 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000035622 drinking Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 238000011001 backwashing Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 238000011020 pilot scale process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model relates to a kind of integrated pipe valve system for MBR apparatus for demonstrating, wherein, MBR apparatus for demonstrating comprises support, clean water basin, filtering basin and system of pipe and valve, clean water basin, filtering basin are rack-mount, in filtering basin, membrane filter appts is installed, in support, suction pump is installed, this suction pump is connected on system of pipe and valve, clean water basin and filtering basin are connected with the water outlet of the source of sewage outside MBR apparatus for demonstrating and water-in by system of pipe and valve respectively, at clean water basin, separated by a dividing plate between filtering basin, clean water basin height is greater than filtering basin height, described system of pipe and valve comprises four vertical tubes, transverse conduit, horizontal pump line, lateral transport pipe and 11 valves.The system of pipe and valve that the utility model provides can reduce the volume of MBR device and equipment, and because system of pipe and valve is simply compact, volume can be ignored substantially, MBR device and equipment volume is made to depend on the specification of ultra-filtration membrane and the water yield of process, be convenient to design, conveniently moving, floor space is little.
Description
Technical field
The utility model belongs to filter plant field, relates to MBR technology, particularly a kind of integrated pipe valve system for MBR apparatus for demonstrating.
Background technology
China is a lack of water country, sewage disposal and reuse are the effective measure developing water resources, film-bioreactor (Membrane Bio-Reactor, MBR) be Novel state Waste Water Treatment that membrane separation technique and biologic treating technique organically combine, traditional biological treatment technology end second pond is replaced with membrane module, high reactivity sludge concentration is kept in bio-reactor, improve biological treatment organic loading, thus reduce sewage treatment facility floor space, and by keeping low sludge loading to reduce surplus sludge volume.
Municipal effluent, trade effluent are by after the device processes such as membrane bioreactor, and can be used for greening, rinse, supplement and view and admire the non-objects of drinking such as water body, process can meet the purposes of drinking contour water quality requirement further.Municipal effluent, trade effluent can obtain nearby, can remove long distance water transfer from, and realize processing nearby realizing making full use of of water resources, sewage processes through nearby simultaneously, also can prevent sewage from long distance delivery process, causing effluent seepage, cause underground water source to pollute.
MBR apparatus for demonstrating is widely used in the different field such as MBR sewage disposal pilot scale research, the checking of MBR wastewater treatment efficiency, MBR experimental demonstration, film producer displaying ultra-filtration membrane performance, and device need possess the features such as volume is little, flexible operation, equipment are simple.But ubiquity the defect of function singleness, if integrated many circulation lines, then equipment volume can be made too huge and too fat to move, (water consumption strengthens operation easier, pump, valve quantity strengthen) and equipment energy consumption also can strengthen thereupon, demonstration effect obviously declines.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art, proposes that a kind of cost of manufacture is low, volume is little, energy consumption is low and the integrated pipe valve system for MBR apparatus for demonstrating that function is more complete and using method thereof.
The utility model solves its technical problem and takes following technical scheme to realize:
A kind of integrated pipe valve system for MBR apparatus for demonstrating, wherein, MBR apparatus for demonstrating comprises support, clean water basin, filtering basin and system of pipe and valve, clean water basin, filtering basin are rack-mount, in filtering basin, membrane filter appts is installed, in support, suction pump is installed, this suction pump is connected on system of pipe and valve, clean water basin and filtering basin are connected with the water outlet of the source of sewage outside MBR apparatus for demonstrating and water-in by system of pipe and valve respectively, at clean water basin, separated by a dividing plate between filtering basin, clean water basin height is greater than filtering basin height, described system of pipe and valve comprises four vertical tubes, transverse conduit, horizontal pump line, lateral transport pipe and 11 valves.
And, two vertical tubes in described four vertical tubes are positioned at clean water basin, respectively as clean water basin water inlet pipe and clean water basin rising pipe, clean water basin water inlet pipe is provided with under meter, other two vertical tubes are positioned at filtering basin, respectively as filtering basin water inlet pipe and filtering basin rising pipe, one end and the membrane filter appts of filtering basin rising pipe are filtered rear water out and are communicated with, the other end of filtering basin rising pipe is communicated with one end of suction pump, the other end of suction pump is communicated with one end of clean water basin rising pipe by a horizontal pump line, be connected the water outlet of source of sewage by external pipeline at the coupling end of horizontal pump line and clean water basin rising pipe, the other end of clean water basin rising pipe is positioned at bottom clean water basin, one end of clean water basin water inlet pipe is positioned on the backing positions at place directly over clean water basin top or clean water basin, the other end of clean water basin water inlet pipe connects the water-in of source of sewage by external pipeline, be communicated with between clean water basin water inlet pipe with filtering basin rising pipe and lateral transport pipe is installed, this transverse tube is communicated with one end of filtering basin water inlet pipe, the other end of filtering basin water inlet pipe is positioned at bottom filtering basin, be communicated with between filtering basin water inlet pipe and clean water basin rising pipe and transverse conduit is installed, the installation site of described 11 valves is respectively:
First valve (V1) is installed in filtering basin rising pipe position after transverse conduit and membrane filter appts are filtered between water out;
Transverse conduit installs second valve (V2);
The 3rd valve (V3) is installed in filtering basin rising pipe position between transverse conduit and suction pump;
The 4th valve (V4) is installed in filtering basin water inlet pipe position between transverse conduit and filtering basin;
Filtering basin water inlet pipe position between transverse conduit and horizontal pump line is installed the 5th valve (V5);
The 6th valve (V6) installed by lateral transport pipe;
The 7th valve (V7) installed by horizontal pump line;
Clean water basin water inlet pipe position between lateral transport pipe and the water-in of source of sewage is installed the 8th valve (V8);
Clean water basin water inlet pipe position between lateral transport pipe and under meter is installed the 9th valve (V9);
The tenth valve (V10) installed by clean water basin rising pipe;
The conduit positions of clean water basin rising pipe and horizontal pump line junction installs the 11 valve (V11).
And also comprise a time relay, this time relay is arranged on the pilot circuit at switch place of suction pump, for carrying out default control to the time of opening and closing of switch pump.
And, be symmetrically installed with four universal wheels in described frame bottom.
And described membrane filter appts is film-bioreactor.
Advantage of the present utility model and positively effect are:
1, the system of pipe and valve one-piece construction that provides of the utility model is simple, compact, and cost of manufacture is low, compared with the MBR system of pipe and valve that can realize said function with tradition, can save cost of manufacture 30-50%, and whole piping system only adopts a suction pump; Realize circulation by central dividing plate overflow, therefore to compare with equipment with traditional MBR device, operation energy consumption can decline 15-20%, and greatly can reduce the running cost of existing MBR device and equipment, using value is high.
2, the system of pipe and valve that the utility model provides can realize schedule of operation whole in MBR water treatment procedure, that is: water inlet, operation, back flushing, circulation medicine are washed, draining and spoil disposal operations, electrically operated valve and integrated manipulator is adopted to realize Automated condtrol, be applicable to very much being applied in MBR demonstration, testing apparatus and small-scale MBR integrated sewage treatment facility, operate more easy, reduce the running cost of MBR device and equipment.
3, the system of pipe and valve that the utility model provides can reduce the volume of MBR device and equipment, because system of pipe and valve is simply compact, volume can be ignored substantially, MBR device and equipment volume is made to depend on the specification of ultra-filtration membrane and the water yield of process, be convenient to design, conveniently moving, floor space is little, and on small-scale MBR integrated sewage treatment facility, application prospect is extensive.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model (the non-axis of holder part is analysed and observe), 10 be clean water basin, 101 is clean water basin rising pipe, 102 is clean water basin water inlet pipe, 103 is under meter, 20 is filtering basin, 201 is filtering basin water inlet pipe, 202 is filtering basin rising pipe, 203 is transverse conduit, 204 is membrane filter appts, 30 is baffle plate, 40 is support, 401 is horizontal pump line, 402 is lateral transport pipe, 403 is suction pump, 404 is the time relay, 50 for universal wheel in figure; V1 ~ V11 corresponds to valve one to valve 11 respectively.
Embodiment
Implement to be further described to the utility model below in conjunction with accompanying drawing, following examples are descriptive, are not determinate, can not limit protection domain of the present utility model with this.
A kind of integrated pipe valve system for MBR apparatus for demonstrating, wherein, MBR apparatus for demonstrating comprises support 40, clean water basin 10, filtering basin 20 and system of pipe and valve, support is skeleton construction, clean water basin, filtering basin are rack-mount, are provided with membrane filter appts 204 in filtering basin, are provided with suction pump 403 in support, this suction pump is connected on system of pipe and valve, and clean water basin and filtering basin are connected with the water outlet of the source of sewage outside MBR apparatus for demonstrating and water-in by system of pipe and valve respectively.
Innovative point of the present utility model is:
Clean water basin, filtering basin form by multiple synthetic glass end face is mutually affixed respectively, at clean water basin, separated by a dividing plate 30 between filtering basin, clean water basin height is greater than filtering basin height, described system of pipe and valve comprises four vertical tubes and 11 valves, two vertical tubes are positioned at clean water basin, respectively as clean water basin water inlet pipe 102 and clean water basin rising pipe 101, clean water basin water inlet pipe is provided with under meter 103, other two vertical tubes are positioned at filtering basin, respectively as filtering basin water inlet pipe 201 and filtering basin rising pipe 202, one end and the membrane filter appts of filtering basin rising pipe are filtered rear water out and are communicated with, the other end of filtering basin rising pipe is communicated with one end of suction pump, the other end of suction pump is communicated with one end of clean water basin rising pipe by a horizontal pump line 401, be connected the water outlet of source of sewage by external pipeline at the coupling end of horizontal pump line and clean water basin rising pipe, the other end of clean water basin rising pipe is positioned at bottom clean water basin, one end of clean water basin water inlet pipe is positioned on the backing positions at place directly over clean water basin top or clean water basin, the other end of clean water basin water inlet pipe connects the water-in of source of sewage by external pipeline, be communicated with between clean water basin water inlet pipe with filtering basin rising pipe and lateral transport pipe 402 is installed, this transverse tube is communicated with one end of filtering basin water inlet pipe, the other end of filtering basin water inlet pipe is positioned at bottom filtering basin, be communicated with between filtering basin water inlet pipe and clean water basin rising pipe and transverse conduit 203 is installed.
The installation site of above-mentioned 11 valves is respectively:
First valve V1 is installed in filtering basin rising pipe position after transverse conduit and membrane filter appts are filtered between water out;
Transverse conduit installs second valve V2;
The 3rd valve V3 is installed in filtering basin rising pipe position between transverse conduit and suction pump;
The 4th valve V4 is installed in filtering basin water inlet pipe position between transverse conduit and filtering basin;
Filtering basin water inlet pipe position between transverse conduit and horizontal pump line is installed the 5th valve V5;
The 6th valve V6 installed by lateral transport pipe;
The 7th valve V7 installed by horizontal pump line;
Clean water basin water inlet pipe position between lateral transport pipe and the water-in of source of sewage is installed the 8th valve V8;
Clean water basin water inlet pipe position between lateral transport pipe and under meter is installed the 9th valve V9;
The tenth valve V10 installed by clean water basin rising pipe;
The conduit positions of clean water basin rising pipe and horizontal pump line junction installs the 11 valve V11.
Also comprise a time relay 404, this time relay is arranged on the pilot circuit at switch place of suction pump, for carrying out default control to the time of opening and closing of switch pump.Because the time relay is of a great variety and be prior art, do not repeated in the utility model.
Four universal wheels 50 are symmetrically installed with in frame bottom.
Above-mentioned membrane filter appts is film-bioreactor (MBR).
Using method of the present utility model is:
(1) intake: sewage is passed into filtering basin from the water outlet of source of sewage, concrete operations mode is: open valve V11, V7, V3, V2, V4, all the other valve closess, to be communicated with the coupling end of clean water basin rising pipe at horizontal pump line and to access source of sewage, the time relay is set to often open, and switches on power and can realize sewage injection membrane cisterna;
(2) filter: sewage is filtered by membrane filter appts in filtering basin;
(3) run: the clear water after filtering is passed into clean water basin from the rear water out of membrane filter appts filter, excessive clear water overflows back filtering basin from the dividing plate in the middle of clean water basin and filtering basin, realize circulation to meet long-time demonstration or test institute water requirement, concrete operations mode is: open valve V1, V2, V5, V6, V9, all the other valve closess, the time relay requires to be set to run within m minute, to stop that (membrane module operational conditions was determined by ultra-filtration membrane producer in n minute according to film producer, be generally operation 8min and stop 2min), switch on power, in filtering basin sewage through membrane filter appts filter after from membrane filter appts filter after water out enter system of pipe and valve, successively through valve V1, V2, V5, suction pump, V6, V9, under meter enters clean water basin, after clean water basin are full, water can overflow back filtering basin from central dividing plate, realize circulation to meet needed for long-time demonstration or test,
(4) back flushing: in clean water basin, clear water passes into membrane filter appts, concrete operations mode is: open valve V10, V7, V3, V1, all the other valve closess, the time relay sets by backwashing time, switch on power, in clean water basin, clear water can enter system of pipe and valve from the clean water basin rising pipe tube head being positioned at clean water basin bottom position, membrane filter appts inside is entered successively through valve V10, V7, suction pump, V3, V1, complete back flushing, prepare cleaning liquid at clean water basin, then medicine can be realized according to step backwash operation program (4) and wash;
(5) spoil disposal: the water outlet first sewage after membrane filtration in filtering basin being discharged to source of sewage by system of pipe and valve, by clear water, system of pipe and valve is rinsed again, water after flushing is also discharged to the water outlet of source of sewage, concrete operation step is: open valve V4, V5, V6, V8, all the other valve closess, the time relay is set to often open, switch on power, in membrane cisterna, sewage (containing mud) can enter system of pipe and valve from the filtering basin water inlet pipe tube head be positioned at bottom filtering basin, successively through the water outlet of valve V4, V5, suction pump, V6, V8 arrival source of sewage; Open valve V10, V7, V6, V8 again, all the other valve closess, the time relay is set to often open, switch on power, in clean water basin, clear water can enter system of pipe and valve from the clean water basin rising pipe tube head being positioned at clean water basin bottom position, successively through the water outlet of valve V10, V7, suction pump, V6, V8 arrival source of sewage.
Above-mentioned integrated system of pipe and valve is used for MBR apparatus for demonstrating, namely the suction pump controlled by a time relay can realize MBR demonstration or the difference in functionality needed for test, completes and washes the operations such as (medicine is washed), draining (spoil disposal) into water, operation, back flushing, repeatedly medicine.This system of pipe and valve structure is simple, volume is little, powerful, flexible operation, energy consumption are low, is applicable to very much being applied in MBR demonstration and testing apparatus, also can be used for, in small-scale MBR integrated sewage treatment facility, realizing Automated condtrol.The a whole set of apparatus for demonstrating cost of MBR commercially available is at present substantially more than 10,000 yuan, and this sampling device can realize same function, due to the innovation of system of pipe and valve, decrease the use of water pump, save tubing, cost of manufacture only about 0.3 ten thousand yuan, can save cost of manufacture greatly.
Claims (5)
1. the integrated pipe valve system for MBR apparatus for demonstrating, wherein, MBR apparatus for demonstrating comprises support, clean water basin, filtering basin and system of pipe and valve, clean water basin, filtering basin are rack-mount, in filtering basin, membrane filter appts is installed, in support, suction pump is installed, this suction pump is connected on system of pipe and valve, clean water basin and filtering basin are connected with the water outlet of the source of sewage outside MBR apparatus for demonstrating and water-in by system of pipe and valve respectively, it is characterized in that: at clean water basin, separated by a dividing plate between filtering basin, clean water basin height is greater than filtering basin height, described system of pipe and valve comprises four vertical tubes, transverse conduit, horizontal pump line, lateral transport pipe and 11 valves.
2. the integrated pipe valve system for MBR apparatus for demonstrating according to claim 1, it is characterized in that: two vertical tubes in described four vertical tubes are positioned at clean water basin, respectively as clean water basin water inlet pipe and clean water basin rising pipe, clean water basin water inlet pipe is provided with under meter, other two vertical tubes are positioned at filtering basin, respectively as filtering basin water inlet pipe and filtering basin rising pipe, one end and the membrane filter appts of filtering basin rising pipe are filtered rear water out and are communicated with, the other end of filtering basin rising pipe is communicated with one end of suction pump, the other end of suction pump is communicated with one end of clean water basin rising pipe by a horizontal pump line, be connected the water outlet of source of sewage by external pipeline at the coupling end of horizontal pump line and clean water basin rising pipe, the other end of clean water basin rising pipe is positioned at bottom clean water basin, one end of clean water basin water inlet pipe is positioned on the backing positions at place directly over clean water basin top or clean water basin, the other end of clean water basin water inlet pipe connects the water-in of source of sewage by external pipeline, be communicated with between clean water basin water inlet pipe with filtering basin rising pipe and lateral transport pipe is installed, this transverse tube is communicated with one end of filtering basin water inlet pipe, the other end of filtering basin water inlet pipe is positioned at bottom filtering basin, be communicated with between filtering basin water inlet pipe and clean water basin rising pipe and transverse conduit is installed, the installation site of described 11 valves is respectively:
First valve (V1) is installed in filtering basin rising pipe position after transverse conduit and membrane filter appts are filtered between water out;
Transverse conduit installs second valve (V2);
The 3rd valve (V3) is installed in filtering basin rising pipe position between transverse conduit and suction pump;
The 4th valve (V4) is installed in filtering basin water inlet pipe position between transverse conduit and filtering basin;
Filtering basin water inlet pipe position between transverse conduit and horizontal pump line is installed the 5th valve (V5);
The 6th valve (V6) installed by lateral transport pipe;
The 7th valve (V7) installed by horizontal pump line;
Clean water basin water inlet pipe position between lateral transport pipe and the water-in of source of sewage is installed the 8th valve (V8);
Clean water basin water inlet pipe position between lateral transport pipe and under meter is installed the 9th valve (V9);
The tenth valve (V10) installed by clean water basin rising pipe;
The conduit positions of clean water basin rising pipe and horizontal pump line junction installs the 11 valve (V11).
3. the integrated pipe valve system for MBR apparatus for demonstrating according to claim 1, it is characterized in that: also comprise a time relay, this time relay is arranged on the pilot circuit at switch place of suction pump, for carrying out default control to the time of opening and closing of switch pump.
4. the integrated pipe valve system for MBR apparatus for demonstrating according to claim 1, is characterized in that: be symmetrically installed with four universal wheels in described frame bottom.
5. the integrated pipe valve system for MBR apparatus for demonstrating according to claim 1, is characterized in that: described membrane filter appts is film-bioreactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420824537.5U CN204324969U (en) | 2014-12-23 | 2014-12-23 | A kind of integrated pipe valve system for MBR apparatus for demonstrating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420824537.5U CN204324969U (en) | 2014-12-23 | 2014-12-23 | A kind of integrated pipe valve system for MBR apparatus for demonstrating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204324969U true CN204324969U (en) | 2015-05-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420824537.5U Withdrawn - After Issue CN204324969U (en) | 2014-12-23 | 2014-12-23 | A kind of integrated pipe valve system for MBR apparatus for demonstrating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204324969U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104528916A (en) * | 2014-12-23 | 2015-04-22 | 国网冀北电力有限公司技能培训中心 | Integrated pipe valve system for MBR (membrane bio-reactor) demonstration device and application method thereof |
-
2014
- 2014-12-23 CN CN201420824537.5U patent/CN204324969U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104528916A (en) * | 2014-12-23 | 2015-04-22 | 国网冀北电力有限公司技能培训中心 | Integrated pipe valve system for MBR (membrane bio-reactor) demonstration device and application method thereof |
| CN104528916B (en) * | 2014-12-23 | 2016-09-14 | 国网冀北电力有限公司技能培训中心 | A kind of integrated pipe valve system for MBR apparatus for demonstrating and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150513 Effective date of abandoning: 20160914 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |