CN107185409A - New center is aerated immersion type membrane component - Google Patents
New center is aerated immersion type membrane component Download PDFInfo
- Publication number
- CN107185409A CN107185409A CN201710329963.XA CN201710329963A CN107185409A CN 107185409 A CN107185409 A CN 107185409A CN 201710329963 A CN201710329963 A CN 201710329963A CN 107185409 A CN107185409 A CN 107185409A
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- China
- Prior art keywords
- bubble
- immersion type
- membrane component
- type membrane
- bubble generator
- 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.)
- Pending
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 52
- 238000007654 immersion Methods 0.000 title claims abstract description 45
- 238000005273 aeration Methods 0.000 claims abstract description 54
- 238000001914 filtration Methods 0.000 claims abstract description 29
- 239000012510 hollow fiber Substances 0.000 claims abstract description 28
- 230000015572 biosynthetic process Effects 0.000 claims description 20
- 238000004519 manufacturing process Methods 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 9
- 239000012466 permeate Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 6
- 239000003344 environmental pollutant Substances 0.000 abstract description 4
- 231100000719 pollutant Toxicity 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 abstract description 3
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 230000003373 anti-fouling effect Effects 0.000 abstract description 2
- 238000005406 washing Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000005374 membrane filtration Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/02—Hollow fibre modules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2315/00—Details relating to the membrane module operation
- B01D2315/06—Submerged-type; Immersion type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/18—Use of gases
Abstract
The invention relates to a kind of new center aeration immersion type membrane component, by multiple centers, aeration immersion type membrane component is arranged in a combination, and the bubble generator and film filter of the generation air pocket that each of which center aeration immersion type membrane component can be interrupted are combined.The present invention is contributed to the scattered of pollutant and removed using center aeration.The antifouling property of membrane module is improved, service life is improved.The present invention generates air pocket using discontinuity, aeration be interrupted to filtering hollow fiber film thread, impact, so that aeration quantity is reduced, and then reach the purpose of energy-conservation, the effect washing away and shake of the bubble to filtering hollow fiber film thread is improved simultaneously, aeration efficiency is improved, attachment and accumulation of the pollutant on filtering hollow fiber film thread surface is slow down, improves the performance of membrane module.
Description
Technical field
The present invention relates to water process and the filter in Water circulation field, more particularly to a kind of new center aeration submergence
Formula membrane module.
Background technology
Membrane filtration is highly developed and important application in current water process and Water circulation handling process.Utilize various materials
With the other hollow fiber film thread of filtration grade, liquid and material etc. are filtered or separated, improve quality or the raising of permeate
The quality of concentrate.
Membrane filtration uses micro porous filtration, and micro porous filtration is to utilize to sieve principle, and specially treated, shape are carried out on filtering material
Into widely distributed micropore, while water is by micropore, particle diameter is trapped more than the suspension and impurity of micropore size in water,
Reach the purpose purified water.
Membrane filtration has multiple structural forms, and hollow fiber film thread is a kind of hollow fiber filter films silk combination of many of utilization
Together, make its submerged in water, using the pressure differential inside and outside film silk, driving water is through film silk, and the material such as impurity is filtered
Fall, the water after being filtered.
The suspension and other impurity being retained down are built up in filter process, and influence aquifer yield or production water water
Matter, a kind of method for slowing down water decay is during filtering, film silk to be aerated, the bubble pair produced using aeration process
Film silk is rinsed shake, the attachment and accumulation of suspension and impurity on film surface is reduced, to recover the performance of filter plant.
Immersion type membrane component product in the market is more various, is by mostly structure type using also than wide
Hollow fiber film silk two ends sealant sealing, liquid outlet is set in sealed end, different according to process form, may also set up air inlet
Mouthful.Aeration performance is typically completed by the aerating system of membrane module bottom.
Aerating system is typically by the way of overall continuous aeration or timing are aerated.The advantage of aerating system is to run
Simply, effect stability.Shortcoming is that aeration quantity is big, and operating cost is higher.
The defect existed in view of above-mentioned existing immersion type membrane component, the design people is by constantly studying, design, and
After studying sample repeatedly and improving, the present invention having practical value is created finally.
The content of the invention
It is an object of the present invention to overcome the defect that existing immersion type membrane component is present, and provide a kind of new structure
New center aeration immersion type membrane component, technical problem to be solved is to make it its aeration performance is reached aeration efficiency
High, energy-conservation, raising membrane module performance, thus more suitable for practicality.
The object of the invention to solve the technical problems is realized using following technical scheme.Carried according to the present invention
A kind of new center aeration immersion type membrane component gone out, it is made up of multiple centers aeration immersion type membrane component, each of which
Center aeration immersion type membrane component is combined by the bubble generator and film filter of the generation air pocket that can be interrupted, described
Bubble generator and the immersion of described film filter in a liquid.
Foregoing new center aeration immersion type membrane component, wherein described multiple centers aeration immersion type membrane component arrangement
Combine, production supply mains and inlet manifold are set respectively in described multiple centers aeration immersion type membrane component both sides.
Foregoing new center aeration immersion type membrane component, wherein described each center aeration immersion type membrane component
Bubble generator be by bubble generator outer chamber, bubble generator inner chamber body, bubble formation pipe, bubble generator air inlet pipe,
Air admission hole, air cavity composition.Wherein described bubble generator inner chamber body is arranged on the side in the bubble generator outer chamber,
Described bubble formation pipe is connected with described bubble generator inner chamber body, forms U-shaped passage.Described bubble generator air inlet
Pipe is arranged in the bubble generator outer chamber and is located at below the bubble generator inner chamber body and the bubble generator exocoel
Between the bottom of body, described air admission hole is arranged in the bubble generator air inlet pipe, and described air cavity is outside bubble generator
Segment space on the liquid level in the space of cavity and bubble generator inner chamber body and bubble formation pipe composition.
Foregoing new center aeration immersion type membrane component, wherein described each center aeration immersion type membrane component
Film filter is made up of production hydroecium, filtering hollow fiber film thread, hydroecium outer wall, bubble riser, wherein described hydroecium outer wall
Bottom be connected with bubble generator, described bubble riser is arranged on the centre position in the hydroecium outer wall, bottom and gas
Bubble generation pipe connection, forms bubble rising passway, and described production hydroecium is lifted pipe outer wall by hydroecium outer wall, bubble and filtered hollow
The spatial channel for being used to store permeate of tunica fibrosa silk bottom composition, described filtering hollow fiber film thread is arranged in gas
At the top of the production hydroecium in the outside for steeping riser, in described bubble riser bottom provided with production water out.
Foregoing new center aeration immersion type membrane component, it is characterised in that described each center aeration submerged membrane
The film filter of component also includes solarization air cap, is aerated using center, and described solarization air cap is located at many filtering hollow fiber film threads
Center, the air pocket that discontinuity is produced is interrupted to the filtering hollow fiber film thread, aeration of impact.
Foregoing new center aeration immersion type membrane component, it is also included solarization air cap, is aerated using center, described aeration
Hole position is carried out in many centers for filtering hollow fiber film thread, the air pocket that discontinuity is produced to filtering hollow fiber film thread
Interruption, impact aeration.
The present invention has clear advantage and beneficial effect compared with prior art.It at least has following advantages：
1st, the present invention can cause aeration quantity to reduce by the way of interruption aeration, and then reach the purpose of energy-conservation.
2nd, the air pocket of bubble generator of the invention interruption generation also improves bubble to filtering hollow fiber film thread
The effect washed away and shaken.Aeration efficiency is improved, pollutant is slow down in the attachment on filtering hollow fiber film thread surface and tires out
Product.Improve the performance of membrane module.
3rd, the present invention is aerated using film filter using center, is contributed to the scattered of pollutant and is removed.Improve membrane module
Antifouling property, improve service life.
Described above is only the general introduction of technical solution of the present invention, in order to be able to better understand the technological means of the present invention, and
It can be practiced according to the content of specification, and to allow the above and other objects, features and advantages of the present invention can be brighter
It is aobvious understandable, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, describe in detail as follows.
Brief description of the drawings
Fig. 1 is the schematic diagram that gas intracavity gas of the present invention are in accumulation state.
Fig. 2 is that gas buildup state reaches that bubble produces the schematic diagram of state in air cavity of the present invention.
Fig. 3 is the schematic diagram of bubble formation state of the present invention.
Fig. 4 is present pre-ferred embodiments schematic diagram.
Wherein：
1：Bubble generator outer chamber 2：Bubble generator inner chamber body
3：Bubble formation pipe 4：Bubble generator air inlet pipe
5：Air admission hole 7：Air cavity
6：Produce hydroecium 8：Filter hollow fiber film thread
9：Hydroecium outer wall 10：Bubble riser
11：Inlet manifold 12：Produce supply mains
13：Produce water out 14：Liquid
15：Air pocket
Embodiment
Further to illustrate the present invention to reach the technological means and effect that predetermined goal of the invention is taken, below in conjunction with
Accompanying drawing and preferred embodiment, to being aerated immersion type membrane component, its embodiment, knot according to new center proposed by the present invention
Structure, feature and its effect, are described in detail as after.
Embodiment 1
Refer to shown in Fig. 1, Fig. 2, Fig. 3, the new center aeration immersion type membrane component of the present invention preferably first embodiment,
For 1 center aeration immersion type membrane component, it is combined by the bubble generator and film filter that can produce interruption bubble, gas
Bubble maker and film filter are immersed in liquid 14.Wherein described bubble generator is by bubble generator outer chamber 1, gas
Bubble maker inner chamber body 2, bubble formation pipe 3, bubble generator air inlet pipe 4, air admission hole 5, air cavity 7 are constituted, wherein described gas
Bubble maker inner chamber body 2 is arranged on the side in the bubble generator outer chamber 1.Described bubble formation pipe 3 with it is described
Bubble generator inner chamber body 2 is connected, and forms U-shaped passage.Described bubble generator air inlet pipe 4 is arranged at outside the bubble generator
Cavity 1 is interior and is located at below the bubble generator inner chamber body 2 between the bottom of the bubble generator outer chamber 1.Described
Air admission hole 5 is arranged in the bubble generator air inlet pipe 4.Described air cavity 7 is bubble generator outer chamber 1 and bubble generator
Segment space on the liquid level in the space that inner chamber body 2 and bubble formation pipe 3 are constituted.
Wherein described film filter is by production hydroecium 6, filtering hollow fiber film thread 8, hydroecium outer wall 9, bubble riser 10
Composition.The bottom of wherein described hydroecium outer wall 9 is connected with bubble generator, and described bubble riser 10 is arranged on the hydroecium
Centre position in outer wall 9, bottom is connected with bubble formation pipe, forms bubble rising passway.Described production hydroecium 6 is outside hydroecium
The spatial channel for being used to store permeate of wall 9, the outer wall of bubble riser 10 and filtering hollow fiber film thread 8 bottom composition.Institute
The filtering hollow fiber film thread 8 stated is arranged in the top of production hydroecium 6 in the outside of bubble riser 10.Carried in described bubble
The bottom of riser 10 is provided with production water out 13.The present embodiment is aerated using center, and solarization air cap is located at many filtering hollow fiber film threads 8
Center, the air pocket that discontinuity is produced is interrupted to the filtering hollow fiber film thread 8, aeration of impact.
Embodiment 2
It is in multiple as shown in fig.4, the new center aeration immersion type membrane component of the optimal second embodiment of the present invention
Heart aeration immersion type membrane component composition.The plurality of center aeration immersion type membrane component permutation and combination together, described multiple
Center aeration immersion type membrane component both sides set production supply mains 12 and inlet manifold 11 respectively.The present embodiment has 8 center exposures
Gas immersion type membrane component.Each center in the present embodiment is aerated the structure be the same as Example 1 of immersion type membrane component.
Refering to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, the above embodiment of the present invention is soaked in a liquid, and air is total by air inlet
Pipe 11 enters bubble generator air inlet pipe 4, is discharged into by air admission hole 5 in liquid and forms minute bubbles, minute bubbles rise to bubble
Inside maker outer chamber 1, and air cavity 7 is formed in the enrichment of the top of bubble generator outer chamber 1.With the continuous entrance of air,
The volume of air cavity 7 constantly expands, and the liquid inside bubble generator outer chamber 1 is opened by the bottom of bubble generator outer chamber 1
Mouth discharge, while the liquid inside bubble generator inner chamber body 2 is discharged by U-shaped passage from bubble formation pipe, the liquid level of air cavity 7
Constantly decline, when the liquid level of air cavity 7 drops to bubble formation 3 bottom of pipe, the pressure in air cavity is produced equal to water gravity herein
Pressure, now gas enter bubble formation pipe 3 from air cavity 7 and form air pocket 15, the pressure of air pocket 15 is more than above bubble
The gravity of water column, air pocket 15 ascends into bubble riser 10, air pocket 15 continue to rise in bubble riser 10 and
The centre bore release at the top of bubble riser 10, the process risen in liquid 14 forms rushing to filtering hollow fiber film thread 8
Hit, shake, improve aeration effect.With formation of the air pocket 15 in bubble formation pipe 3 and rising, air cavity volume diminishes, liquid
Body is supplemented by the bottom of bubble generator outer chamber 1.And repeat bubble formation process.
It is right by equipment such as suction pumps while bubble generator generation air pocket 15 is aerated to immersion type membrane component
The water of production hydroecium 6 is aspirated, and makes the pressure subatmospheric in production hydroecium 6, forms vacuum, under atmospheric pressure, liquid
Body 14 into production hydroecium 13 and collects to form production water by the filtering of filtering hollow fiber film thread 8 by producing supply mains 12.
Process of the new center aeration immersion type membrane component of present pre-ferred embodiments more than is completed to liquid
Purpose is filtered, while completing the formation of air pocket and the purpose of interruption aeration.
The above described is only a preferred embodiment of the present invention, any formal limitation not is made to the present invention, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any to be familiar with this professional technology people
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
For the equivalent embodiment of equivalent variations, as long as being the content without departing from technical solution of the present invention, the technical spirit according to the present invention
Any simple modification, equivalent variations and the modification made to above example, in the range of still falling within technical solution of the present invention.
Claims (5)
1. a kind of new center aeration immersion type membrane component, it is characterised in that：By multiple centers, aeration immersion type membrane component is constituted,
Each of which center be aerated immersion type membrane component by can be interrupted generation air pocket bubble generator and film filter group
Conjunction is formed, and described bubble generator and described film filter are immersed in liquid (14).
2. new center aeration immersion type membrane component according to claim 1, it is characterised in that described multiple centers expose
Gas immersion type membrane component permutation and combination together, production water is set in described multiple centers aeration immersion type membrane component both sides respectively
House steward (12) and inlet manifold (11).
3. the new center aeration immersion type membrane component according to claim 1-2, it is characterised in that wherein described is each
The bubble generator of individual center aeration immersion type membrane component is by bubble generator outer chamber (1), bubble generator inner chamber body
(2), bubble formation pipe (3), bubble generator air inlet pipe (4), air admission hole (5), air cavity (7) composition, wherein described bubble life
Inner chamber body of growing up to be a useful person (2) is arranged on the side in the bubble generator outer chamber (1), described bubble formation pipe (3) with it is described
Bubble generator inner chamber body (2) be connected, form U-shaped passage, described bubble generator air inlet pipe (4) is arranged at bubble life
The bottom grown up to be a useful person in outer chamber (1) and below the bubble generator inner chamber body (2) with the bubble generator outer chamber (1)
Between, described air admission hole (5) is arranged in the bubble generator air inlet pipe (4), and described air cavity (7) is outside bubble generator
Segment space on the liquid level in the space of cavity (1) and bubble generator inner chamber body (2) and bubble formation pipe (3) composition.
4. the new center aeration immersion type membrane component according to claim 1-2, it is characterised in that wherein described is each
The film filter of individual center aeration immersion type membrane component by production hydroecium (6), filtering hollow fiber film thread (8), hydroecium outer wall (9),
Bubble riser (10) is constituted, wherein the bottom of described hydroecium outer wall (9) is connected with bubble generator, described bubble lifting
Pipe (10) is arranged on the centre position in the hydroecium outer wall (9), and bottom is connected with the bubble formation pipe (3), is formed on bubble
Passage is risen, described production hydroecium (6) is by hydroecium outer wall (9), bubble riser (10) outer wall and filtering hollow fiber film thread (8) bottom
The spatial channel for being used to store permeate of portion's composition, described filtering hollow fiber film thread (8) is arranged in bubble lifting
At the top of the production hydroecium (6) in the outside for managing (10), in described bubble riser (10) bottom provided with production water out (13).
5. new center aeration immersion type membrane component according to claim 4, it is characterised in that each described center
Being aerated the film filter of immersion type membrane component also includes solarization air cap, is aerated using center, and described solarization air cap is located at many filterings
The center of hollow fiber film thread (8), the air pocket (15) that discontinuity is produced is interrupted to filtering hollow fiber film thread (8)
, the aeration of impact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710329963.XA CN107185409A (en) | 2017-05-11 | 2017-05-11 | New center is aerated immersion type membrane component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710329963.XA CN107185409A (en) | 2017-05-11 | 2017-05-11 | New center is aerated immersion type membrane component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107185409A true CN107185409A (en) | 2017-09-22 |
Family
ID=59872481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710329963.XA Pending CN107185409A (en) | 2017-05-11 | 2017-05-11 | New center is aerated immersion type membrane component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107185409A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108483578A (en) * | 2018-04-28 | 2018-09-04 | 广州市世来至福科技有限公司 | A kind of sewage processing filtering device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020065207A (en) * | 2001-02-06 | 2002-08-13 | 장진호 | Coating to prevent breakage of hollow fiber membrane |
| WO2005056167A1 (en) * | 2003-12-10 | 2005-06-23 | Kolon Industries Inc | A submerged hollow fiber membrane module |
| CN201324602Y (en) * | 2008-11-28 | 2009-10-14 | 北方利德(北京)化工科技有限责任公司 | Submerged hollow-fibre membrane module |
| CN102049147A (en) * | 2009-11-10 | 2011-05-11 | 机科发展科技股份有限公司 | Impulse gas stripping technical method and device |
| JP2011110498A (en) * | 2009-11-26 | 2011-06-09 | Kobelco Eco-Solutions Co Ltd | Hollow fiber membrane module and water treatment method |
| CN102481521A (en) * | 2009-06-02 | 2012-05-30 | 西门子工业公司 | Membrane Cleaning With Pulsed Gas Slugs And Global Aeration |
| US20120285874A1 (en) * | 2010-06-30 | 2012-11-15 | National University Corporation Hokkaido University | Immersion type membrane module unit and membrane separation activated sludge process equipment |
| CN206837870U (en) * | 2017-05-11 | 2018-01-05 | 北京大井易通科技发展有限公司 | New center is aerated immersion type membrane component |
-
2017
- 2017-05-11 CN CN201710329963.XA patent/CN107185409A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020065207A (en) * | 2001-02-06 | 2002-08-13 | 장진호 | Coating to prevent breakage of hollow fiber membrane |
| WO2005056167A1 (en) * | 2003-12-10 | 2005-06-23 | Kolon Industries Inc | A submerged hollow fiber membrane module |
| CN201324602Y (en) * | 2008-11-28 | 2009-10-14 | 北方利德(北京)化工科技有限责任公司 | Submerged hollow-fibre membrane module |
| CN102481521A (en) * | 2009-06-02 | 2012-05-30 | 西门子工业公司 | Membrane Cleaning With Pulsed Gas Slugs And Global Aeration |
| CN102049147A (en) * | 2009-11-10 | 2011-05-11 | 机科发展科技股份有限公司 | Impulse gas stripping technical method and device |
| JP2011110498A (en) * | 2009-11-26 | 2011-06-09 | Kobelco Eco-Solutions Co Ltd | Hollow fiber membrane module and water treatment method |
| US20120285874A1 (en) * | 2010-06-30 | 2012-11-15 | National University Corporation Hokkaido University | Immersion type membrane module unit and membrane separation activated sludge process equipment |
| CN206837870U (en) * | 2017-05-11 | 2018-01-05 | 北京大井易通科技发展有限公司 | New center is aerated immersion type membrane component |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108483578A (en) * | 2018-04-28 | 2018-09-04 | 广州市世来至福科技有限公司 | A kind of sewage processing filtering device |
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Application publication date: 20170922 |
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