WO2011121643A1 - Echangeur de chaleur - Google Patents

Echangeur de chaleur Download PDF

Info

Publication number
WO2011121643A1
WO2011121643A1 PCT/JP2010/002291 JP2010002291W WO2011121643A1 WO 2011121643 A1 WO2011121643 A1 WO 2011121643A1 JP 2010002291 W JP2010002291 W JP 2010002291W WO 2011121643 A1 WO2011121643 A1 WO 2011121643A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat exchanger
water
heat
base material
absorbent sheet
Prior art date
Application number
PCT/JP2010/002291
Other languages
English (en)
Japanese (ja)
Inventor
今藤智久
村田久恵
横田善民
Original Assignee
サンデン株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by サンデン株式会社 filed Critical サンデン株式会社
Priority to US13/638,816 priority Critical patent/US20130104588A1/en
Priority to PCT/JP2010/002291 priority patent/WO2011121643A1/fr
Priority to CN2010800659235A priority patent/CN102812323A/zh
Priority to EP10848826A priority patent/EP2554937A1/fr
Publication of WO2011121643A1 publication Critical patent/WO2011121643A1/fr

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
    • F28F19/002—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using inserts or attachments
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00—Evaporators; Condensers
    • F25B39/02—Evaporators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2265/00—Safety or protection arrangements; Arrangements for preventing malfunction
    • F28F2265/20—Safety or protection arrangements; Arrangements for preventing malfunction for preventing development of microorganisms

Definitions

  • the present invention relates to a heat exchanger, and in particular, an antibacterial member can be installed at a low cost without using a dedicated fixing member, the heat exchange efficiency is not lowered by the installation of the antibacterial member, and the design is free.
  • the present invention relates to a heat exchanger capable of maintaining a high degree.
  • the installation site of the antibacterial member is limited only to the upper end portion of the heat exchanger, and the installation of the antibacterial member allows a degree of freedom in designing the entire heat exchanger. There is concern that it will decline.
  • a dedicated locking claw and a heat conduction plate for fixing the antibacterial member are provided, which may cause an increase in parts cost and assembly cost. There was a problem that it was difficult to reduce the size and weight of the heat exchanger.
  • the problem of the present invention is that the antibacterial member can be installed at low cost without using a dedicated fixing member, and even if a decrease in heat exchange efficiency due to the installation of the antibacterial member occurs, it is minimized and designed. Is to provide a heat exchanger that can maintain a high degree of freedom at a level substantially the same as that of the prior art without an antibacterial member.
  • a heat exchanger is a heat exchanger having a heat radiating member including at least a plurality of tubes arranged in a planar shape and through which a heat exchange medium flows, and holds an antibacterial component
  • a water-absorbing sheet base material that is partially attached to the heat-dissipating member, and the antibacterial component can be diffused along the surface of the heat-dissipating member through the water absorbed by the water-absorbing sheet base material It consists of what is characterized by.
  • the antimicrobial component is temporarily absorbed into the moisture. After the elution, the moisture can be quickly released to the outside of the sheet, and the antibacterial component is quickly diffused over a wide area along the surface of the heat dissipation member.
  • the antibacterial component-containing moisture is sequentially released after the antibacterial component is eluted in the water absorbed in the water absorbent sheet substrate. It does not need to be configured as a large-area member having a large moisture retention function, and may be partially installed at a site that does not affect the heat exchange performance. Therefore, a decrease in the heat exchange efficiency of the heat exchanger itself is prevented, or even if the decrease in the heat exchange efficiency is minimized.
  • the antibacterial component can be diffused in various forms. For example, when a film-like water layer is formed on the surface of the heat radiating member and a part of the water layer is in contact with the water absorbent sheet base material, the antibacterial component is eluted and diffused into the water layer, and the effect of the antibacterial component Is exerted on the entire water layer.
  • a water flow path is formed on the surface of the heat radiating member, by arranging the water absorbent sheet base material upstream, a flow path in which water from which the antibacterial component is eluted is formed on the surface of the heat radiating member is formed.
  • the antibacterial component is diffused on the surface of the heat dissipation member.
  • the water flow that passes through the flow path may be a continuous water flow or a discrete water flow (for example, a water droplet that drops intermittently on the surface of the heat dissipation member).
  • the water-absorbent sheet base material according to the present invention can realize the diffusion of antibacterial components in various forms as described above, it is possible to select an installation method according to the use form of the heat exchanger.
  • the installation space can be small, and processing into a size and shape corresponding to the installation site is easy, and the degree of freedom in designing the heat exchanger is not installed with conventional antibacterial members As a result, it is possible to maintain the same high level as in the above, and an increase in manufacturing cost due to the installation of the water-absorbent sheet base material and influence on peripheral equipment of the heat exchanger are suppressed.
  • the moisture for diffusing the antibacterial component is not particularly limited, but condensed water condensed on the surface of the heat radiating member can be used.
  • condensed water condensed on the surface of the heat radiating member can be used.
  • the water absorbent sheet base material according to the present invention is not particularly limited with respect to the installation form.
  • the water absorbent sheet substrate when the water absorbent sheet substrate is partially attached to the tube arrangement surface that is a heat dissipation member, the water absorbent sheet substrate may be fixed on the tube arrangement surface by adhesion or fastening, A fixing member for fixing to the tube array surface may be used.
  • the water-absorbent sheet base material is attached non-joined to the tube arrangement surface without adding a dedicated fixing member. .
  • the heat dissipation member according to the present invention is not limited to the plurality of tubes.
  • a provided fin or the like may be included.
  • the water-absorbent sheet base material is non-bonded to the heat radiating member without adding a dedicated fixing member as described above.
  • an installation form for example, in a heat exchanger in which an end plate is provided as a heat radiating member at an end portion in the tube arrangement direction, and a seal member is disposed on at least a part of the surface of the end plate.
  • Examples include a form in which a water-absorbent sheet base material is interposed between the end plate and the end plate.
  • the installation site of the water absorbent sheet base material according to the present invention is not particularly limited.
  • the water-absorbent sheet base material is disposed at the lower end of the heat exchanger, as described above, it is possible to achieve the upward diffusion of the antibacterial component through the water layer formed on the surface of the tube.
  • a water-absorbing sheet base material is disposed at the upper end of the heat exchanger, and as described above, the moisture channel formed on the surface of the tube (for example, intermittently dripping water droplets) is a diffusion path for antibacterial components. It is also possible to use as.
  • the material of the water-absorbent sheet base material according to the present invention is not particularly limited, but is preferably made of a nonwoven fabric or a mesh from the viewpoint of excellent moisture absorption and release.
  • the water-absorbent sheet base material may have, for example, a configuration in which at least two water-absorbent sheet materials are laminated, and an antibacterial sheet holding an antibacterial component is interposed between the laminated water-absorbent sheet materials. It can. Since such a structure can be composed only of a water absorbent sheet material and an antibacterial sheet, the production is easy, and the production cost, processing cost, and part cost of the water absorbent sheet base material can be reduced.
  • the antibacterial component according to the present invention is not particularly limited, and examples thereof include an inorganic antibacterial component, an organic antibacterial component, and a natural antibacterial component.
  • the inorganic antibacterial component described above is not particularly limited, and examples thereof include metal ions such as Ag, Cu, Zn, and Ti, or compounds composed of these metal ions.
  • metal ions such as Ag, Cu, Zn, and Ti
  • the above-mentioned metal ion has high solubility in water, and can quickly diffuse the antibacterial component to the surface of the tube.
  • organic antibacterial component is not particularly limited, and examples thereof include pyridione and thiabendazole. Since these organic antibacterial components can be chemically synthesized, they are inexpensive, and the production cost of the water-absorbent sheet base material can be reduced.
  • the above-mentioned natural antibacterial component is not particularly limited, and examples thereof include catechin, chitosan, allyl isothiocyanate, and ozone. These natural antibacterial components have little influence on the human body and the environment, and in particular, it is possible to realize a water-absorbent sheet base material with a low environmental load. Examples of the method for holding ozone include a method in which ozone-dissolved water is absorbed by a water-absorbent sheet base material and held.
  • the use of the heat exchanger according to the present invention is not particularly limited, but is suitable for application to an evaporator provided in a refrigeration circuit where condensed water is condensed on the surface of the tube during heat exchange. It is suitable as an evaporator provided in a refrigeration circuit for a vehicle air conditioner, which requires severe installation space restrictions and requires a high degree of design freedom.
  • a heat exchanger capable of providing an antibacterial function while maintaining a degree of design freedom can be realized at low cost.
  • FIG. 1 shows a perspective view of a heat exchanger according to an embodiment of the present invention
  • FIG. 1 (A) shows a heat exchanger in which a water absorbent sheet base material is provided at the lower end
  • seat base material was provided in the upper end part is each shown.
  • 1 shows a perspective view of a heat exchanger according to an embodiment of the present invention. It is a schematic longitudinal cross-sectional view of the heat exchanger shown to FIG. 1 (A). It is a schematic longitudinal cross-sectional view of the heat exchanger shown in FIG.1 (B).
  • FIG. 1 shows the appearance of a heat exchanger according to an embodiment of the present invention.
  • a heat exchanger in which a heat insulating seal member is provided in the vicinity of the end of the tube arrangement surface, It shows a structure in which a water-absorbent sheet base material is interposed non-joined between the tube.
  • a water absorbent sheet base material is provided at the lower end portion of the heat exchanger, and in FIG. 1B, at the upper end portion of the heat exchanger.
  • the heat exchanger 1 includes a plurality of tubes 2 that are arranged in a plane and through which a heat exchange medium flows, and two headers 3 to which ends of the plurality of tubes are connected, One of the headers 3 is provided with a heat exchange medium introduction path 4 and a lead-out path 5.
  • a heat insulating seal member 6 is provided on the vicinity of the end portion of the tube 2 arrangement surface and the outer peripheral surface of the header 3, and the water absorbent sheet base material 7 is non-joint between the heat insulating seal member 6 and the tube 2. Is intervened.
  • FIG. 2 shows the appearance of the heat exchanger according to one embodiment of the present invention.
  • a heat insulating seal member is provided in the vicinity of the end of the tube arrangement surface, and the end plate 11 is provided at the end of the tube 2 arrangement direction. Is provided, and an example of application to a heat exchanger in which a seal member 12 is disposed with respect to an end plate 11 is shown.
  • a water absorbent sheet member 7 a is provided between the heat insulating seal member 6 a provided at the lower portion of the heat exchanger 1 and the lower end portion of the tube 2, and the heat insulating seal member 6 b provided at the upper portion of the heat exchanger 1.
  • a water absorbent sheet member 7b is interposed between the upper ends of the tubes 2, and a water absorbent sheet member 7c is interposed between the seal member 12 and the end plate 11 in a non-joint manner. Since other structures are the same as those of the embodiment shown in FIG. 1A, the same reference numerals as those in FIG. As shown in FIG. 2, the water absorbent sheet base material 7 may be partially attached to each of the plurality of heat radiating members so that the antibacterial function can be exerted on the plurality of heat radiating members. As described above, the water-absorbent sheet base material 7 can be easily processed into a size and shape corresponding to the installation site, and is space-saving, so that the design flexibility of the heat exchanger 1 is maintained at a high level. It is possible to install the water absorbent sheet base material 7 at a plurality of locations, and the increase in manufacturing cost and the influence on the peripheral equipment of the heat exchanger 1 due to the installation of the water absorbent sheet base material 7 are suppressed to the minimum.
  • FIG. 3 shows a schematic longitudinal section in the vicinity of the lower end of the tube of the heat exchanger shown in FIG. 1 (A), and particularly shows the operation of the heat exchanger provided as an evaporator in the refrigeration circuit.
  • a heat insulating seal member 6 is provided near the lower end of the tube 2, and a water absorbent sheet base material 7 is interposed between the tube 2 and the heat insulating seal member 6.
  • the tube 2 is cooled by the evaporation heat of the refrigerant (heat exchange medium) flowing through the tube 2, and heat exchange with the air passing through the tube 2 (air cooling).
  • the condensed water 8 may condense on the surface of the tube 2.
  • the antibacterial component 10 is non-volatile, when the heat exchanger 1 stops and the condensed water 8 and the water layer 9 evaporate, the diffused antibacterial component 10 remains on the surface of the tube 2, and the heat exchanger 1 When the water layer 9 composed of the condensed water 8 is formed by operating again, it is diffused again to the surface of the tube 2. Therefore, by using a non-volatile and chemically stable component as the antibacterial component 10, the antibacterial component 10 is maintained on the surface of the tube 2, and a continuous antibacterial function can be exhibited over the entire surface of the tube 2.
  • FIG. 4 shows a schematic longitudinal section in the vicinity of the upper end of the tube of the heat exchanger shown in FIG. 1 (B), and particularly shows the operation of the heat exchanger provided as an evaporator in the refrigeration circuit. Yes.
  • a heat insulating seal member 6 is provided in the vicinity of the upper end portion of the tube 2, and a water absorbent sheet base material 7 is interposed between the tube 2 and the heat insulating seal member 6.
  • the tube 2 is cooled by the evaporation heat of the refrigerant flowing through the tube 2, and the condensed water 8 may be condensed on the surface of the tube 2.
  • the antibacterial component held by the water absorbent sheet base material 7 is eluted into the condensed water 8. Since the water absorbent sheet base material 7 is provided in the vicinity of the upper end of the tube 2 and can easily release moisture, the condensed water 8a containing the antibacterial component 10 is separated from the water absorbent sheet base material 7 by gravity. The antibacterial component 10 is quickly released and dropped on the surface of the tube 2 downward, and the antimicrobial component 10 is diffused over the entire surface of the tube 2. As in the case of FIG.
  • the antibacterial component 10 when the antibacterial component 10 is non-volatile, the diffused antibacterial component 10 remains on the surface of the tube 2 by evaporation of the condensed water 8a. Therefore, by using a non-volatile and chemically stable component as the antibacterial component 10, the antibacterial component 10 is maintained on the surface of the tube 2, and a continuous antibacterial function can be exhibited over the entire surface of the tube 2.
  • the present invention can be applied to all kinds of heat exchangers, and is particularly suitable for use as an evaporator provided in a refrigeration circuit.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)

Abstract

L'invention concerne un échangeur de chaleur dans lequel un élément antibactérien peut être installé à moindre coût et sans élément de fixation spécialisé, et qui permet de prévenir une chute de l'efficacité d'échange de chaleur due à l'installation de l'élément antibactérien et de maintenir une flexibilité de conception élevée. L'échangeur de chaleur décrit est pourvu d'un élément de rayonnement thermique qui comprend au moins une pluralité de tubes, placés de manière planaire et à travers lesquels s'écoule un milieu d'échange de chaleur ; l'échangeur de chaleur est caractérisé en ce qu'il est construit de sorte qu'un substrat de feuille absorbant l'eau et destiné à retenir des composants antibactériens est partiellement fixé à l'élément de rayonnement thermique, et les composants antibactériens peuvent disperser, suivant la surface de l'élément rayonnant, par l'intermédiaire de l'eau, les composants ayant été absorbés par le substrat de feuille absorbant l'eau.
PCT/JP2010/002291 2010-03-30 2010-03-30 Echangeur de chaleur WO2011121643A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US13/638,816 US20130104588A1 (en) 2010-03-30 2010-03-30 Heat Exchanger
PCT/JP2010/002291 WO2011121643A1 (fr) 2010-03-30 2010-03-30 Echangeur de chaleur
CN2010800659235A CN102812323A (zh) 2010-03-30 2010-03-30 热交换器
EP10848826A EP2554937A1 (fr) 2010-03-30 2010-03-30 Echangeur de chaleur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2010/002291 WO2011121643A1 (fr) 2010-03-30 2010-03-30 Echangeur de chaleur

Publications (1)

Publication Number Publication Date
WO2011121643A1 true WO2011121643A1 (fr) 2011-10-06

Family

ID=44711441

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2010/002291 WO2011121643A1 (fr) 2010-03-30 2010-03-30 Echangeur de chaleur

Country Status (4)

Country Link
US (1) US20130104588A1 (fr)
EP (1) EP2554937A1 (fr)
CN (1) CN102812323A (fr)
WO (1) WO2011121643A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101642038B1 (ko) * 2016-01-21 2016-07-22 주식회사 브니엘월드 항균용기의 제조방법

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001033058A (ja) * 1999-07-19 2001-02-09 Matsushita Electric Ind Co Ltd 熱交換器を備えた電気機器
JP2004263917A (ja) * 2003-02-28 2004-09-24 Toshiba Kyaria Kk 空気調和機の室内機
JP2004361031A (ja) 2003-06-06 2004-12-24 Fujitsu General Ltd 空気調和機
JP2006170478A (ja) * 2004-12-13 2006-06-29 Daikin Ind Ltd 空気調和機のドレン水静菌構造

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5800673A (en) * 1989-08-30 1998-09-01 Showa Aluminum Corporation Stack type evaporator
JPH06262937A (ja) * 1993-03-12 1994-09-20 Zexel Corp 自動車用空調装置のエバポレータユニット
KR100448539B1 (ko) * 1999-06-10 2004-09-13 마쯔시다덴기산교 가부시키가이샤 단백질피복입자 이동용 전기화학장치
CN2633397Y (zh) * 2003-07-16 2004-08-18 罗雁 杀菌净化型空气过滤芯片
WO2007061191A1 (fr) * 2005-11-23 2007-05-31 Lg Electronics, Inc. Conditionneur d'air
CN201191104Y (zh) * 2008-03-07 2009-02-04 湖南晟通科技集团有限公司 持久亲水杀菌型空调器散热铝箔

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001033058A (ja) * 1999-07-19 2001-02-09 Matsushita Electric Ind Co Ltd 熱交換器を備えた電気機器
JP2004263917A (ja) * 2003-02-28 2004-09-24 Toshiba Kyaria Kk 空気調和機の室内機
JP2004361031A (ja) 2003-06-06 2004-12-24 Fujitsu General Ltd 空気調和機
JP2006170478A (ja) * 2004-12-13 2006-06-29 Daikin Ind Ltd 空気調和機のドレン水静菌構造

Also Published As

Publication number Publication date
US20130104588A1 (en) 2013-05-02
EP2554937A1 (fr) 2013-02-06
CN102812323A (zh) 2012-12-05

Similar Documents

Publication Publication Date Title
US10107557B2 (en) Integrated heat dissipation device
EP3584506A1 (fr) Déshumidificateur
DE112018004576T5 (de) Kühlvorrichtung
WO2011121643A1 (fr) Echangeur de chaleur
JP5089254B2 (ja) 自動車用調湿空調システム
JP2010112674A (ja) 熱交換器
JP2011027332A (ja) 熱交換器およびヒートポンプ型デシカントシステム
WO2019077902A1 (fr) Dispositif de refroidissement
JP2018144028A (ja) 液体吸湿材料を用いた調湿システムおよびこれを備える空気調和装置
JP4211716B2 (ja) 吸着式冷凍機用吸着器
JP7054873B2 (ja) 液体吸湿材料を用いた調湿システムおよびこれを備える空気調和装置、並びに、調湿システム用液体吸湿材料
JP2010249402A (ja) 吸着熱交換器
JP4516823B2 (ja) 車両の放熱構造
JP5131039B2 (ja) 浴室換気空調装置
JP2004150710A (ja) 冷媒蒸発器およびその製造方法
JP4211737B2 (ja) 吸着式冷凍機用吸着器及びその吸着式冷凍機用吸着器の製造方法
JP2007040592A (ja) 吸着器
WO2018110138A1 (fr) Dispositif à air froid
CN218673244U (zh) 换热器及车辆
JP5076817B2 (ja) 熱交換器および冷却方法
JP2010153715A (ja) 冷却装置
JP2018077014A (ja) 温調装置および吸着器
KR100300599B1 (ko) 에어콘의응축기냉각장치
JP2006250466A (ja) 冷蔵庫
CN107869920B (zh) 翅片式换热器及热泵系统

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 201080065923.5

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 10848826

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 2010848826

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 1201005199

Country of ref document: TH

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 8971/DELNP/2012

Country of ref document: IN

WWE Wipo information: entry into national phase

Ref document number: 13638816

Country of ref document: US

NENP Non-entry into the national phase

Ref country code: JP