JP2010509039A - 燃料フィルター - Google Patents
燃料フィルター Download PDFInfo
- Publication number
- JP2010509039A JP2010509039A JP2009535322A JP2009535322A JP2010509039A JP 2010509039 A JP2010509039 A JP 2010509039A JP 2009535322 A JP2009535322 A JP 2009535322A JP 2009535322 A JP2009535322 A JP 2009535322A JP 2010509039 A JP2010509039 A JP 2010509039A
- Authority
- JP
- Japan
- Prior art keywords
- poly
- gsm
- engine fuel
- filter
- scrim
- 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
- 239000000446 fuel Substances 0.000 title claims abstract description 60
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 22
- 239000012530 fluid Substances 0.000 claims abstract description 15
- 239000011521 glass Substances 0.000 claims abstract description 10
- 229920000642 polymer Polymers 0.000 claims description 29
- 239000000835 fiber Substances 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 18
- 229920001577 copolymer Polymers 0.000 claims description 13
- 239000004750 melt-blown nonwoven Substances 0.000 claims description 13
- 229920002678 cellulose Polymers 0.000 claims description 11
- 239000001913 cellulose Substances 0.000 claims description 11
- 239000002121 nanofiber Substances 0.000 claims description 8
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 239000004793 Polystyrene Substances 0.000 claims description 6
- 238000003490 calendering Methods 0.000 claims description 6
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 6
- 229920002223 polystyrene Polymers 0.000 claims description 6
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 6
- 239000004800 polyvinyl chloride Substances 0.000 claims description 6
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 5
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- -1 poly (vinyl butylene) Polymers 0.000 claims description 4
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 claims description 3
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 claims description 3
- 239000002033 PVDF binder Substances 0.000 claims description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 3
- 239000004693 Polybenzimidazole Substances 0.000 claims description 3
- 239000004697 Polyetherimide Substances 0.000 claims description 3
- 239000004642 Polyimide Substances 0.000 claims description 3
- 229920010524 Syndiotactic polystyrene Polymers 0.000 claims description 3
- 229920003235 aromatic polyamide Polymers 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 claims description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 3
- 229920000767 polyaniline Polymers 0.000 claims description 3
- 229920002480 polybenzimidazole Polymers 0.000 claims description 3
- 229920001601 polyetherimide Polymers 0.000 claims description 3
- 229920001721 polyimide Polymers 0.000 claims description 3
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 3
- 229920002689 polyvinyl acetate Polymers 0.000 claims description 3
- 239000011118 polyvinyl acetate Substances 0.000 claims description 3
- 229920006012 semi-aromatic polyamide Polymers 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000004953 Aliphatic polyamide Substances 0.000 claims 2
- 239000004695 Polyether sulfone Substances 0.000 claims 2
- 229920003231 aliphatic polyamide Polymers 0.000 claims 2
- 239000004760 aramid Substances 0.000 claims 2
- 229920002301 cellulose acetate Polymers 0.000 claims 2
- 150000001875 compounds Chemical class 0.000 claims 2
- UHPJWJRERDJHOJ-UHFFFAOYSA-N ethene;naphthalene-1-carboxylic acid Chemical compound C=C.C1=CC=C2C(C(=O)O)=CC=CC2=C1 UHPJWJRERDJHOJ-UHFFFAOYSA-N 0.000 claims 2
- OYQYHJRSHHYEIG-UHFFFAOYSA-N ethyl carbamate;urea Chemical compound NC(N)=O.CCOC(N)=O OYQYHJRSHHYEIG-UHFFFAOYSA-N 0.000 claims 2
- 229920002492 poly(sulfone) Polymers 0.000 claims 2
- 229920001707 polybutylene terephthalate Polymers 0.000 claims 2
- 229920006393 polyether sulfone Polymers 0.000 claims 2
- 239000005020 polyethylene terephthalate Substances 0.000 claims 2
- 229920002635 polyurethane Polymers 0.000 claims 2
- 239000004814 polyurethane Substances 0.000 claims 2
- 238000012360 testing method Methods 0.000 description 5
- 238000001523 electrospinning Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000004745 nonwoven fabric Substances 0.000 description 4
- 238000009987 spinning Methods 0.000 description 3
- 229920001169 thermoplastic Polymers 0.000 description 3
- 239000004952 Polyamide Substances 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 239000002283 diesel fuel Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- MJBPUQUGJNAPAZ-AWEZNQCLSA-N Butin Natural products C1([C@@H]2CC(=O)C3=CC=C(C=C3O2)O)=CC=C(O)C(O)=C1 MJBPUQUGJNAPAZ-AWEZNQCLSA-N 0.000 description 1
- MJBPUQUGJNAPAZ-UHFFFAOYSA-N Butine Natural products O1C2=CC(O)=CC=C2C(=O)CC1C1=CC=C(O)C(O)=C1 MJBPUQUGJNAPAZ-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229920001328 Polyvinylidene chloride Polymers 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000005661 hydrophobic surface Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000005033 polyvinylidene chloride Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
- F02M37/32—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements
- F02M37/34—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements by the filter structure, e.g. honeycomb, mesh or fibrous
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
- B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
- B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
- F02M37/24—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by water separating means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/02—Types of fibres, filaments or particles, self-supporting or supported materials
- B01D2239/025—Types of fibres, filaments or particles, self-supporting or supported materials comprising nanofibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/065—More than one layer present in the filtering material
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
- Filtration Of Liquid (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/591,733 US20080105626A1 (en) | 2006-11-02 | 2006-11-02 | Fuel filter |
| PCT/US2007/023102 WO2008057397A1 (en) | 2006-11-02 | 2007-11-01 | Fuel filter |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012052515A Division JP5593344B2 (ja) | 2006-11-02 | 2012-03-09 | エンジン用燃料のろ過方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2010509039A true JP2010509039A (ja) | 2010-03-25 |
| JP2010509039A5 JP2010509039A5 (enExample) | 2010-12-16 |
Family
ID=39153980
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009535322A Pending JP2010509039A (ja) | 2006-11-02 | 2007-11-01 | 燃料フィルター |
| JP2012052515A Active JP5593344B2 (ja) | 2006-11-02 | 2012-03-09 | エンジン用燃料のろ過方法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012052515A Active JP5593344B2 (ja) | 2006-11-02 | 2012-03-09 | エンジン用燃料のろ過方法 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20080105626A1 (enExample) |
| EP (1) | EP2079921B1 (enExample) |
| JP (2) | JP2010509039A (enExample) |
| KR (1) | KR101425693B1 (enExample) |
| CN (1) | CN101553660B (enExample) |
| BR (1) | BRPI0716290B8 (enExample) |
| WO (1) | WO2008057397A1 (enExample) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014504951A (ja) * | 2010-12-20 | 2014-02-27 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | 高空隙率高坪量のフィルター媒体 |
| JP2014506830A (ja) * | 2010-12-09 | 2014-03-20 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | アミド化された表面を有するポリイミドナノウェブを用いたろ過方法およびそのための装置 |
| JP2015512333A (ja) * | 2012-04-02 | 2015-04-27 | ジョンソン、マッセイ、パブリック、リミテッド、カンパニーJohnson Matthey Publiclimited Company | 積み重ね可能な構造反応器用ワイヤースタンドオフ |
| JP2016182595A (ja) * | 2015-03-03 | 2016-10-20 | マン ウント フンメル ゲゼルシャフト ミット ベシュレンクテル ハフツング | 濾過剤、当該濾過剤の製造方法および当該濾過剤を有する濾過処理用部材 |
| WO2019194244A1 (ja) * | 2018-04-06 | 2019-10-10 | 旭化成株式会社 | フィルタ材 |
| JP2021007929A (ja) * | 2019-07-02 | 2021-01-28 | 阿波製紙株式会社 | 多層複合化濾材及びその製造方法 |
| JP2022530806A (ja) * | 2019-05-01 | 2022-07-01 | アセンド・パフォーマンス・マテリアルズ・オペレーションズ・リミテッド・ライアビリティ・カンパニー | ポリアミドナノファイバー層を含むろ過媒体 |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8679216B2 (en) * | 2007-06-07 | 2014-03-25 | E I Du Pont De Nemours And Company | Process for forming a laminate of a nanoweb and a substrate and filters using the laminate |
| US8986432B2 (en) * | 2007-11-09 | 2015-03-24 | Hollingsworth & Vose Company | Meltblown filter medium, related applications and uses |
| WO2009062009A2 (en) * | 2007-11-09 | 2009-05-14 | Hollingsworth & Vose Company | Meltblown filter medium |
| DE202009003669U1 (de) | 2009-03-17 | 2010-08-12 | Mann+Hummel Gmbh | Filterelement |
| US8950587B2 (en) * | 2009-04-03 | 2015-02-10 | Hollingsworth & Vose Company | Filter media suitable for hydraulic applications |
| CN105709501B (zh) | 2010-02-12 | 2019-01-08 | 唐纳森公司 | 液体过滤介质 |
| US20110210061A1 (en) * | 2010-02-26 | 2011-09-01 | Clarcor Inc. | Compressed nanofiber composite media |
| US8679218B2 (en) | 2010-04-27 | 2014-03-25 | Hollingsworth & Vose Company | Filter media with a multi-layer structure |
| US20120152821A1 (en) | 2010-12-17 | 2012-06-21 | Hollingsworth & Vose Company | Fine fiber filter media and processes |
| US10155186B2 (en) | 2010-12-17 | 2018-12-18 | Hollingsworth & Vose Company | Fine fiber filter media and processes |
| CN107648934B (zh) | 2011-08-12 | 2020-10-16 | 唐纳森公司 | 含有熔喷纤维的液体过滤介质 |
| US9511330B2 (en) | 2012-06-20 | 2016-12-06 | Hollingsworth & Vose Company | Fibrillated fibers for liquid filtration media |
| US10137392B2 (en) | 2012-12-14 | 2018-11-27 | Hollingsworth & Vose Company | Fiber webs coated with fiber-containing resins |
| CN104061096B (zh) * | 2013-03-19 | 2018-03-23 | 曼·胡默尔有限公司 | 柴油引擎燃料过滤用过滤芯 |
| US9694306B2 (en) | 2013-05-24 | 2017-07-04 | Hollingsworth & Vose Company | Filter media including polymer compositions and blends |
| EP3083003A4 (en) * | 2013-12-19 | 2017-10-25 | Hollingsworth & Vose Company | Fibrillated fibers for liquid filtration media |
| KR101545167B1 (ko) * | 2014-05-13 | 2015-08-20 | 주식회사 코아비스 | 나노 미디어 필터 |
| US10343095B2 (en) | 2014-12-19 | 2019-07-09 | Hollingsworth & Vose Company | Filter media comprising a pre-filter layer |
| EP3313548B1 (en) | 2015-06-26 | 2020-08-05 | Donaldson Company, Inc. | Composite media for fuel streams |
| CN112387007A (zh) * | 2015-08-22 | 2021-02-23 | 奥斯龙明士克公司 | 具有提高效率的用于从水-烃乳液中除去水的燃料水分离过滤介质 |
| US12420221B2 (en) | 2016-07-01 | 2025-09-23 | Hollingsworth & Vose Company | Multi-layered electret-containing filtration media |
| TWI597244B (zh) * | 2016-09-01 | 2017-09-01 | Fluid molecule group refinement device | |
| CN112105437B (zh) | 2018-05-03 | 2022-06-07 | 康明斯过滤Ip公司 | 具有包括纳米纤维的多种纤维结构的复合过滤器介质 |
| BR112021017848A2 (pt) * | 2019-03-12 | 2021-11-30 | Parker Hannifin Corp | Elemento de filtro, método para remover água emulsificada a partir de um fluxo de combustível e método para formar um elemento de filtro |
| CN111749823A (zh) * | 2019-03-28 | 2020-10-09 | 罗伯特·博世有限公司 | 用于发动机的过滤器 |
| WO2021072117A1 (en) | 2019-10-08 | 2021-04-15 | Donaldson Company, Inc. | Filter media layers including mixed diameter fine fibers |
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| JPH08291702A (ja) * | 1995-04-21 | 1996-11-05 | Nippondenso Co Ltd | 内燃機関用フィルタ |
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- 2007-11-01 BR BRPI0716290A patent/BRPI0716290B8/pt active IP Right Grant
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| JP2014506830A (ja) * | 2010-12-09 | 2014-03-20 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | アミド化された表面を有するポリイミドナノウェブを用いたろ過方法およびそのための装置 |
| JP2014504951A (ja) * | 2010-12-20 | 2014-02-27 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | 高空隙率高坪量のフィルター媒体 |
| JP2015512333A (ja) * | 2012-04-02 | 2015-04-27 | ジョンソン、マッセイ、パブリック、リミテッド、カンパニーJohnson Matthey Publiclimited Company | 積み重ね可能な構造反応器用ワイヤースタンドオフ |
| JP2016182595A (ja) * | 2015-03-03 | 2016-10-20 | マン ウント フンメル ゲゼルシャフト ミット ベシュレンクテル ハフツング | 濾過剤、当該濾過剤の製造方法および当該濾過剤を有する濾過処理用部材 |
| WO2019194244A1 (ja) * | 2018-04-06 | 2019-10-10 | 旭化成株式会社 | フィルタ材 |
| JPWO2019194244A1 (ja) * | 2018-04-06 | 2021-01-07 | 旭化成株式会社 | フィルタ材 |
| JP2022530806A (ja) * | 2019-05-01 | 2022-07-01 | アセンド・パフォーマンス・マテリアルズ・オペレーションズ・リミテッド・ライアビリティ・カンパニー | ポリアミドナノファイバー層を含むろ過媒体 |
| JP7340037B2 (ja) | 2019-05-01 | 2023-09-06 | アセンド・パフォーマンス・マテリアルズ・オペレーションズ・リミテッド・ライアビリティ・カンパニー | ポリアミドナノファイバー層を含むろ過媒体 |
| JP2021007929A (ja) * | 2019-07-02 | 2021-01-28 | 阿波製紙株式会社 | 多層複合化濾材及びその製造方法 |
| JP7321799B2 (ja) | 2019-07-02 | 2023-08-07 | 阿波製紙株式会社 | 多層複合化濾材及びその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101553660B (zh) | 2012-11-07 |
| JP5593344B2 (ja) | 2014-09-24 |
| BRPI0716290A2 (pt) | 2013-12-24 |
| EP2079921A1 (en) | 2009-07-22 |
| KR101425693B1 (ko) | 2014-08-01 |
| JP2012177367A (ja) | 2012-09-13 |
| CN101553660A (zh) | 2009-10-07 |
| BRPI0716290B1 (pt) | 2019-06-04 |
| WO2008057397A1 (en) | 2008-05-15 |
| BRPI0716290B8 (pt) | 2019-09-10 |
| EP2079921B1 (en) | 2019-07-10 |
| KR20090077011A (ko) | 2009-07-13 |
| US20080105626A1 (en) | 2008-05-08 |
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