CN105392540A - Defoaming device - Google Patents
Defoaming device Download PDFInfo
- Publication number
- CN105392540A CN105392540A CN201480040993.3A CN201480040993A CN105392540A CN 105392540 A CN105392540 A CN 105392540A CN 201480040993 A CN201480040993 A CN 201480040993A CN 105392540 A CN105392540 A CN 105392540A
- Authority
- CN
- China
- Prior art keywords
- holding vessel
- pressure
- bearing chamber
- froth breaking
- defoaming device
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
Abstract
Provided is a defoaming device (1) comprising: a tank (2) which stores a foamable liquid (W); a bearing casing (6) which forms a bearing chamber (7) separated from the inside of the tank (2) by a seal section (12) and which has a bearing device (8) provided within the bearing chamber (7); a defoaming section (3) which is rotatably supported by the bearing device (8), is inserted into the tank (2) through the seal section (12), and defoams the liquid (W) by rotating; a drive section (11) which is disposed outside the bearing casing (6) and which rotates and drives the defoaming section (3) through a magnetic coupling (16); and a pressure adjustment section (23) which performs pressure adjustment so that the difference between pressure within the bearing chamber (7) and pressure within the tank (2) is small.
Description
Technical field
The present invention relates to a kind of defoaming device, particularly relate to and a kind ofly there is the holding vessel that stores foamable liquid and to the defoaming device storing pot liquid and carry out the froth breaking portion of froth breaking.
The application advocates the priority of No. 2013-168109, the Japanese patent application based on application on August 13rd, 2013, and its content is applied in this description.
Background technology
The equipment etc. the liquid be stored in container being carried out to process such as stirring is configured to style of opening and closed type (hermetic type) sometimes.At this, require to be arranged to closed type when internal tank exists foul smell or explosive gas (gas componant), dust etc.
When being arranged to closed type, there will be a known mixer as described in Patent Document 1 or use the hermetically-sealed construction of mechanical sealing member.
Mixer described in patent document 1, is set as the structure by pipe arrangement connecting motor room and bear box, to carry out Pressure and Control to the pressure be configured with between the motor chamber of motor and bear box.
Conventional art document
Patent document
Patent document 1: the clear 62-1775 publication of Japanese Patent Publication
The summary of invention
The technical task that invention will solve
The mechanical sealing member used with closed type, in order to retention, uses water or wet goods coolant.But, mechanical sealing member and non-fully sealing, therefore coolant leaks in holding vessel, becomes in liquid the reason being mixed into impurity.
Also there will be a known dry-type mechanical sealing part.But, be subject to the restriction of the environment for use factors such as peripheral speed/Pressure/Temperature.
By running in batches, in the holding vessel set by variation during pressure, if there is foaming substance in holding vessel, then solid constituent becomes the situation of the Breakage Reasons of mechanical sealing member sometimes.
And, when mixer as described in Patent Document 1, if by running the pressure waited in variation holding vessel in batches, then produce the ventilation phenomenon in holding vessel and in bear box, the solid constituents such as the gas componants such as the foul smell of holding vessel inside, dust, foaming substance are mixed into bear box inside, become the Breakage Reasons of bearing, black box etc.
Summary of the invention
The object of the present invention is to provide a kind of defoaming device, it is in the holding vessel storing foamable liquid, has by rotating froth breaking portion liquid being carried out to froth breaking, and can suppress the ventilation phenomenon that produces when pressure oscillation in holding vessel.
For the means of technical solution problem
According to the 1st mode of the present invention, the feature of defoaming device is possess: holding vessel, store foamable liquid; Bear box, forms the bearing chamber demarcated via sealing and described holding vessel inside, is provided with bearing arrangement in described bearing chamber; Froth breaking portion, is supported in the mode that can rotate by described bearing arrangement, is inserted in described holding vessel via described sealing simultaneously, and carries out froth breaking by rotating to described liquid; Drive division, is configured in the outside of described bear box, via froth breaking portion described in magnetic coupler rotary actuation; And pressure adjustment unit, carry out pressure adjusting, to reduce the difference of pressure in described bearing room pressure and described holding vessel.
According to said structure, by pressure adjustment unit, the balanced of pressure in bearing chamber and the pressure in holding vessel can be realized, therefore, it is possible to suppress the ventilation phenomenon produced during pressure oscillation in holding vessel.
In above-mentioned defoaming device, described pressure adjustment unit can for connecting the tubulose communicating pipe of described holding vessel and described bearing chamber.
According to said structure, balanced via the pressure that can realize communicating pipe in bearing chamber and the pressure in holding vessel.
In above-mentioned defoaming device, can be configured to that there is the purge gas feedway via supplying purge gas described communicating pipe in described bearing chamber.
According to said structure, pass through to spray purge gas pressure becomes negative pressure in holding vessel, bearing room pressure is remained malleation, the bubble increased severely pressure becomes negative pressure in holding vessel can be suppressed to immerse in bearing chamber.
In above-mentioned defoaming device, can be configured to described communicating pipe is provided with there is cylinder body and the isolator of piston described cylinder body being separated into Room the 1st and Room the 2nd.
According to said structure, being mixed into of the solid constituents such as gas componant or dust such as the foul smell in holding vessel can be prevented.
In above-mentioned defoaming device, described sealing can be configured to and be formed by oil sealing.
According to said structure, the abrasion powder of lubricating oil/cooling water as coolant or mechanical sealing member in holding vessel, can not be mixed into when using such as mechanical sealing member.
Invention effect
According to the present invention, there is the holding vessel that stores foamable liquid and carry out in the defoaming device in froth breaking portion of froth breaking by rotating to liquid, the ventilation phenomenon produced during pressure oscillation in holding vessel can be suppressed.
Accompanying drawing explanation
Fig. 1 is the skeleton diagram of the defoaming device of embodiment of the present invention.
Detailed description of the invention
Below, by reference to the accompanying drawings, embodiments of the present invention are described in detail.
The defoaming device of present embodiment has the froth breaking portion foamable liquid be stored in holding vessel being carried out to froth breaking, and carries out froth breaking to operating sealing state liquid in batches.
As shown in Figure 1, defoaming device 1 has: holding vessel 2, stores foamable liquid W; And froth breaking portion 3, be inserted in holding vessel 2 and froth breaking is carried out to liquid W.
Froth breaking portion 3 has froth breaking blade 4 and axle portion 5.Axle portion 5 is supported in the mode that can rotate by the bearing arrangement 8 being arranged on bearing chamber 7.Bearing chamber 7 is for being arranged on the inner space of the bear box 6 on holding vessel 2 top.
Above bear box 6, the motor 11 of the drive division as axle portion 5 rotary actuation making froth breaking portion 3 is provided with in the outside of bear box 6.
Holding vessel 2 is connected airtightly with bear box 6.Holding vessel 2 and bear box 6 form confined space.
Holding vessel 2 is formed by the material of applicable storage foamable liquid W.Holding vessel 2 has the sufficient intensity that motor 11 or froth breaking portion 3 can be arranged at holding vessel 2 top.
Bear box 6 is the position of the drum extended above holding vessel 2.Bear box 6 bottom is connected with holding vessel 2 via sealing 12.Bearing chamber 7 in the inside of holding vessel 2 and bear box 6 is divided by sealing 12.
The top of bear box 6 is connected with motor 11 via next door 17.That is, bear box 6 and motor 11 form other space by next door 17.
In motor 11, the output shaft 13 in froth breaking portion 3 is driven to be configured to downward.Output shaft 13 is connected with via coupler (not shown) etc. the 1st permanent magnet 14 of discoid (dish-type).1st permanent magnet 14 configures to form the mode of predetermined distance between next door 17.
In the inside of bearing chamber 7 and the below of next door 17 is configured with the 2nd permanent magnet 15 with the 1st permanent magnet 14 similar shape.2nd permanent magnet 15 and next door 17 configure to form the mode of predetermined distance.2nd permanent magnet 15 clips next door 17 and the 1st permanent magnet 14 is oppositely disposed, and the 1st permanent magnet 14 and the 2nd permanent magnet 15 form magnetic coupler 16 (magnetic contact) thus.The lower surface of the 2nd permanent magnet 15 is connected with the upper end in the axle portion 5 in froth breaking portion 3.
Even if the pressure differential between the space and bearing chamber 7 of motor 11 becomes large, the intensity of the degree that the effect that next door 17 also has a magnetic coupler 16 is not damaged by the 1st permanent magnet 14 and the 2nd permanent magnet 15.Correspondingly, the 1st permanent magnet 14 and the 2nd permanent magnet 15 have the magnetic force that can transmit magnetic force via next door 17.Such as, as permanet magnet, neodymium can be adopted.
The shaft-like portion material that the axle portion 5 in froth breaking portion 3 rotates for the driving force by motor 11.In bearing chamber 7, axle portion 5 passes through Ge Kai Inter in the vertical direction and is supported to rotatable every 2 bearing arrangements 8 (journal bearing) of configuration.Bearing arrangement 8 is fixed on bear box 6 by not shown support unit.
The upper end in axle portion 5 is connected to the 2nd permanent magnet 15.Axle portion 5 runs through sealing 12 and extends to the inside of holding vessel 2.The lower end in axle portion 5 is provided with froth breaking blade 4.
Froth breaking blade 4 is provided with 2 on the outer peripheral face in axle portion 5.Bubble froth breaking blade 4 being formed with the bubble had on absorbing fluid W absorbs the stream of the bubble outlet of mouth and discharge bubble.Froth breaking blade 4 is configured to by making the stream with bubble absorption mouth and bubble outlet narrow gradually, and carries out compression and froth breaking to bubble.
Sealing 12 is in circular plate shape, and its central part is run through in axle portion 5.That is, sealing 12 is the sealing device for the axle portion 5 driving force of motor 11 being passed to froth breaking blade 4.Be divided by sealing 12 as the bear box 6 of confined space and holding vessel 2.
Sealing 12 is connected to the support 19 of the inner peripheral surface of bear box 6 by outer peripheral face and forms the O type circle sealed between the inner peripheral surface of support 19 and axle portion 5 and oil sealing 20.O type circle and oil sealing 20 are formed by fluorubber.O type circle and oil sealing 20 such as in the form of a ring, and are embedded into the line of rabbet joint of the inner peripheral surface being formed in support 19.
Further, the labyrinth 21 of circular plate shape is installed in the mode forming predetermined distance with support 19 in axle portion 5 and above sealing 12.
Holding vessel 2 is connected by tubulose communicating pipe 23 with bearing chamber 7, and the pressure adjustment unit that described tubulose communicating pipe 23 carries out Ya Li Tone whole as the mode diminished with the difference of the pressure in the pressure in bearing chamber 7 and holding vessel 2 plays a role.Specifically, one end of communicating pipe 23 towards the inside opening of holding vessel 2, the other end of communicating pipe 23 towards bearing chamber 7 inside and between labyrinth 21 and sealing 12 opening.
Further, communicating pipe 23 is provided with isolator 24.Isolator 24 is for having cylinder body 25 and while being divided airtightly by cylinder body 25, moving the so-called free piston type isolator of piston 26 freely at the length direction of cylinder body 25.Preferably encapsulate by inert gas in the cylinder body 25 of isolator 24.
The cylinder body 25 of isolator 24 is separated into the 1st Room 27 and the 2nd Room 28 by piston 26.1st Room 27 is communicated with holding vessel 2 side, and the 2nd Room 28 is communicated with bearing chamber 7 side.The communicating pipe 23 being communicated in holding vessel 2 is made to be separated with the communicating pipe 23 being communicated in bearing chamber 7 while isolator 24 transmission of pressure.
Be provided with the isolator pressure gauge 29 for measuring pressure in isolator 24 communicating pipe 23.
Further, on communicating pipe 23 and between isolator 24 and bearing chamber 7, be connected with the purge gas feedway 30 that purge gas can be imported communicating pipe 23.As inert gases such as purge gas such as preferred N2, CO2.Purge gas, by operation purge gas valve 31, is supplied in bearing chamber 7 via communicating pipe 23 thus.
Bear box 6 is provided with the 1st pipe arrangement 33 being communicated with bearing chamber 7 inside and outside.1st pipe arrangement 33 is provided with the 1st relief valve 34, the gas in bearing chamber 7 can be made open by the operation of the 1st relief valve 34.Further, the 1st pipe arrangement 33 is provided with the bearing chamber pressure gauge 35 for measuring pressure in bearing chamber 7.
Holding vessel 2 is provided with the 2nd pipe arrangement 36 being communicated with holding vessel 2 inside and outside.2nd pipe arrangement 36 is provided with the 2nd relief valve 37.Holding vessel 2 can make the gas in holding vessel 2 open by the operation of the 2nd relief valve 37.Further, the 2nd pipe arrangement 36 is provided with the holding vessel pressure gauge 38 for measuring the pressure in holding vessel 2.
And, while defoaming device 1 has the measured value of input isolator pressure gauge 29, bearing chamber pressure gauge 35 and holding vessel pressure gauge 38, the control device (not shown) of the aperture of purge gas valve 31, the 1st relief valve 34 and the 2nd relief valve 37 can be controlled.
Control device has according to each manometric measured value, the effect of the pressure in adjustment holding vessel 2, the pressure in bearing chamber 7.Such as, effect by means of only communicating pipe 23 and isolator 24 can not realize the balanced of pressure in holding vessel 2 and the pressure in bearing chamber 7, pressure in holding vessel 2 becomes negative pressure, control device operates purge gas valve 31 and is imported in bearing chamber 7 by purge gas.
Further, when the pressure of control device in bearing chamber 7 or the pressure increase in holding vessel 2, operation the 1st relief valve 34 or the 2nd relief valve 37 open gas in time.
Then, the effect of the defoaming device 1 of present embodiment is described.
1st permanent magnet 14 and the 2nd permanent magnet 15 form magnetic coupler 16, by the driving of motor 11, froth breaking portion 3 are rotated thus.By the rotation in froth breaking portion 3, froth breaking is carried out to the bubble on liquid W.
Froth breaking is undertaken by running in batches.That is, the liquid W be stored in holding vessel 2 directly carries out froth breaking to keep sealing state.
At this, if the difference of the pressure of the pressure in holding vessel 2 and bearing chamber 7 becomes greatly, then whole via carrying out Ya Li Tone communicating pipe 23.That is, when the pressure in holding vessel 2 is greater than the pressure of bearing chamber 7, the gas in holding vessel 2 moved in bearing chamber 7 via communicating pipe 23.By the movement of the gas in holding vessel 2, the difference of the pressure of the pressure in holding vessel 2 and bearing chamber 7 diminishes, and it is whole to carry out Ya Li Tone.On the other hand, when the pressure in bearing chamber 7 is greater than the pressure of holding vessel 2, the gas in bearing chamber 7 was moved in holding vessel 2 by communicating pipe 23, and can realize the balanced of pressure and pressure in bearing chamber 7 in holding vessel 2.
Pressure in holding vessel 2 becomes negative pressure, between the labyrinth 21 of bearing chamber 7 and sealing 12, import purge gas.
When pressure increase in the pressure or holding vessel 2 of bearing chamber 7, the 1st relief valve 34, the 2nd relief valve 37 are opened, and can realize pressure thus and reduce.
According to above-mentioned embodiment, by the communicating pipe 23 played a role as pressure adjustment unit, the balanced of pressure in bearing chamber 7 and the pressure in holding vessel 2 can be realized, therefore, it is possible to suppress the ventilation phenomenon produced during the pressure oscillation in holding vessel 2.
That is, the possibility sucking the bubble piled up around froth breaking blade 4 because of ventilation phenomenon can be got rid of.Further, can get rid of to be aspirated through because ventilation phenomenon and carry out froth breaking and the possibility of mist that produces.
Further, when there is saprophagous character gas or dust in holding vessel 2 except foaming substance, if there is the ventilation phenomenon of bear box 6 when the situation downforce run changes in batches, then there is the possibility that saprophagous character gas is also inhaled into.According to above-mentioned embodiment, by suppressing ventilation phenomenon, the suction of saprophagous character gas/dust can be prevented.
Further, sealing 12 is made up of O type circle and oil sealing 20.Thus, when using such as mechanical sealing member, the situation making to be mixed into as the lubricating oil/cooling water of coolant or the abrasion powder of mechanical sealing member in holding vessel 2 can not be caused.
Further, when using mechanical sealing member, regularly replace or need the costs such as coolant higher, but not needing these, can realize reducing costs.
Further, the pressure in holding vessel 2 becomes negative pressure, by spraying purge gas, the bubble increased when the pressure in holding vessel 2 can be suppressed to become negative pressure immerses in bearing chamber 7.
Further, by arranging isolator 24 on communicating pipe 23, being mixed into of the solid constituents such as gas componant or dust such as the foul smell in holding vessel 2 can be prevented.
In addition, technical scope of the present invention is not limited to above-mentioned embodiment, without departing from the scope of the subject in the invention, can impose various change.
Such as, in the above-described embodiment, in order to prevent the gas componants such as the foul smell in holding vessel 2 to be mixed into, being configured to arrange isolator 24, but being not limited thereto, also can be configured to the filter being provided with mist separator etc.
Utilizability in industry
According to this defoaming device, by pressure adjustment unit, the balanced of pressure in bearing chamber and the pressure in holding vessel can be realized, therefore, it is possible to suppress the ventilation phenomenon produced during pressure oscillation in holding vessel.
Symbol description
1-defoaming device, 2-holding vessel, 3-froth breaking portion, 4-froth breaking blade, 5-axle portion, 6-bear box, 7-bearing chamber, 8-bearing arrangement, 11-motor (drive division), 12-sealing, 14-the 1st permanent magnet, 15-the 2nd permanent magnet, 16-magnetic coupler, 17-next door, 19-support, 20-O type circle and oil sealing, 21-labyrinth, 23-communicating pipe (pressure adjustment unit), 24-isolator, 25-cylinder body, 26-piston, 27-the 1st Room, Room 28 the 2nd, 29-isolator pressure gauge, 30-purge gas feedway, 31-purge gas valve, 33-the 1st pipe arrangement, 34-the 1st relief valve, 35-bearing chamber pressure gauge, 36-the 2nd pipe arrangement, 37-the 2nd relief valve, 38-holding vessel pressure gauge, W-liquid.
Claims (5)
1. a defoaming device, it possesses:
Holding vessel, stores foamable liquid;
Bear box, forms the bearing chamber demarcated via sealing and described holding vessel inside, is provided with bearing arrangement in described bearing chamber;
Froth breaking portion, is supported in the mode that can rotate by described bearing arrangement, is inserted in described holding vessel via described sealing simultaneously, and carries out froth breaking by rotating to described liquid;
Drive division, is configured in the outside of described bear box, via froth breaking portion described in magnetic coupler rotary actuation; And
Pressure adjustment unit, carries out pressure adjusting, to reduce the difference of pressure in described bearing room pressure and described holding vessel.
2. defoaming device according to claim 1, wherein,
Described pressure adjustment unit is the tubulose communicating pipe connecting described holding vessel and described bearing chamber.
3. defoaming device according to claim 2,
It has the purge gas feedway via supplying purge gas described communicating pipe in described bearing chamber.
4. the defoaming device according to Claims 2 or 3, wherein,
Described communicating pipe is provided with there is cylinder body and the isolator of piston described cylinder body being separated into Room the 1st and Room the 2nd.
5. defoaming device according to any one of claim 1 to 4, wherein,
Described sealing is made up of O type circle and oil sealing.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013168109A JP6148931B2 (en) | 2013-08-13 | 2013-08-13 | Defoaming device |
| JP2013-168109 | 2013-08-13 | ||
| PCT/JP2014/069727 WO2015022852A1 (en) | 2013-08-13 | 2014-07-25 | Defoaming device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105392540A true CN105392540A (en) | 2016-03-09 |
| CN105392540B CN105392540B (en) | 2018-10-09 |
Family
ID=52468239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480040993.3A Active CN105392540B (en) | 2013-08-13 | 2014-07-25 | defoaming device |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6148931B2 (en) |
| KR (1) | KR101747053B1 (en) |
| CN (1) | CN105392540B (en) |
| WO (1) | WO2015022852A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512485A (en) * | 2016-12-22 | 2017-03-22 | 温州市博奥机械制造有限公司 | Defoaming machine |
| CN108319116A (en) * | 2018-02-07 | 2018-07-24 | 武汉华星光电技术有限公司 | Developer solution retracting device |
| TWI696774B (en) * | 2019-09-27 | 2020-06-21 | 黃存佑 | Multi-segment vent pressure prevention leakage device |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106281978B (en) * | 2016-08-08 | 2019-04-09 | 上海国强生化工程装备有限公司 | A kind of combined type defoaming paddle and the miniature organism reactor using combined type defoaming paddle |
| JP6309606B1 (en) | 2016-12-21 | 2018-04-11 | 三井電気精機株式会社 | Centrifuge system |
| CN106889859B (en) * | 2017-04-20 | 2018-10-30 | 安徽理工大学 | A kind of juice extractor bubble removal device |
| JP6425793B2 (en) * | 2017-12-12 | 2018-11-21 | 三井電気精機株式会社 | Centrifuge |
| KR101927809B1 (en) | 2018-07-06 | 2018-12-11 | 한국수력원자력 주식회사 | Foam removal device |
| EP3970498B1 (en) * | 2020-09-21 | 2023-10-25 | DIOSNA Dierks & Söhne GmbH | Kneading machine for food products with sealing of the kneading tools |
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| CN101972560A (en) * | 2010-09-07 | 2011-02-16 | 苏州世名科技股份有限公司 | Defoaming device for high viscosity liquid product |
| CN202307326U (en) * | 2011-09-28 | 2012-07-04 | 邓水斌 | Vacuum defoaming device of conductive silver paster used for touch screen |
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| JPS5859680U (en) | 1981-10-19 | 1983-04-22 | 佐藤 幸男 | Shutter opening/closing device on a truck bed with a shutter |
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- 2013-08-13 JP JP2013168109A patent/JP6148931B2/en active Active
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2014
- 2014-07-25 CN CN201480040993.3A patent/CN105392540B/en active Active
- 2014-07-25 KR KR1020167002126A patent/KR101747053B1/en active IP Right Grant
- 2014-07-25 WO PCT/JP2014/069727 patent/WO2015022852A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6316827U (en) * | 1986-07-17 | 1988-02-04 | ||
| JPH01207123A (en) * | 1988-02-12 | 1989-08-21 | Oji Kikai Seisakusho:Kk | Agitating vessel device |
| JPH0663129U (en) * | 1993-02-17 | 1994-09-06 | 門前 範郎 | Stirrer |
| JP2001353432A (en) * | 2000-06-12 | 2001-12-25 | Satake Chemical Equipment Mfg Ltd | Hermetic stirring device |
| EP1578009A2 (en) * | 2004-03-16 | 2005-09-21 | Maguneo Co., Ltd. | Permanent magnet rotation-transmitting device, hermetic stirring unit, and electric furnace |
| CN101972560A (en) * | 2010-09-07 | 2011-02-16 | 苏州世名科技股份有限公司 | Defoaming device for high viscosity liquid product |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512485A (en) * | 2016-12-22 | 2017-03-22 | 温州市博奥机械制造有限公司 | Defoaming machine |
| CN106512485B (en) * | 2016-12-22 | 2019-04-26 | 温州市博奥机械制造有限公司 | A kind of Defoaming machine |
| CN108319116A (en) * | 2018-02-07 | 2018-07-24 | 武汉华星光电技术有限公司 | Developer solution retracting device |
| TWI696774B (en) * | 2019-09-27 | 2020-06-21 | 黃存佑 | Multi-segment vent pressure prevention leakage device |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20160022926A (en) | 2016-03-02 |
| WO2015022852A1 (en) | 2015-02-19 |
| JP6148931B2 (en) | 2017-06-14 |
| JP2015036134A (en) | 2015-02-23 |
| CN105392540B (en) | 2018-10-09 |
| KR101747053B1 (en) | 2017-06-14 |
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