JP5468263B2 - 後処理を伴う空気処理システム - Google Patents
後処理を伴う空気処理システム Download PDFInfo
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- JP5468263B2 JP5468263B2 JP2008541267A JP2008541267A JP5468263B2 JP 5468263 B2 JP5468263 B2 JP 5468263B2 JP 2008541267 A JP2008541267 A JP 2008541267A JP 2008541267 A JP2008541267 A JP 2008541267A JP 5468263 B2 JP5468263 B2 JP 5468263B2
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- 239000007789 gas Substances 0.000 claims description 114
- 239000000446 fuel Substances 0.000 claims description 85
- 239000013618 particulate matter Substances 0.000 claims description 23
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 17
- 238000002485 combustion reaction Methods 0.000 claims description 14
- 230000003584 silencer Effects 0.000 claims description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 10
- 239000001301 oxygen Substances 0.000 claims description 10
- 229910052760 oxygen Inorganic materials 0.000 claims description 10
- 229930195733 hydrocarbon Natural products 0.000 claims description 7
- 150000002430 hydrocarbons Chemical class 0.000 claims description 7
- 238000012805 post-processing Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims 2
- 238000007599 discharging Methods 0.000 claims 1
- 238000012545 processing Methods 0.000 claims 1
- 230000008929 regeneration Effects 0.000 description 7
- 238000011069 regeneration method Methods 0.000 description 7
- 238000009825 accumulation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
- F01N3/025—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust
- F01N3/0253—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust adding fuel to exhaust gases
- F01N3/0256—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust adding fuel to exhaust gases the fuel being ignited by electrical means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
- F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
- F01N3/0335—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with exhaust silencers in a single housing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/30—Arrangements for supply of additional air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/36—Arrangements for supply of additional fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
- F01N3/2033—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using a fuel burner or introducing fuel into exhaust duct
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/30—Arrangements for supply of additional air
- F01N3/32—Arrangements for supply of additional air using air pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B3/00—Engines characterised by air compression and subsequent fuel addition
- F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/12—Control of the pumps
- F02B37/22—Control of the pumps by varying cross-section of exhaust passages or air passages, e.g. by throttling turbine inlets or outlets or by varying effective number of guide conduits
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
- Processes For Solid Components From Exhaust (AREA)
- Supercharger (AREA)
Description
Claims (20)
- エンジンと吸気導管に接続された吸気マニホルドと、
前記吸気導管を通して前記吸気マニホルドに空気を圧縮して押し込んで、前記エンジンに空気を導入するコンプレッサと、
前記コンプレッサを作動するタービンと、
前記エンジンから排気ガスを除去し、前記排気ガスを前記タービンに送るための排気マニホルドと、
前記排気ガスを大気に排出するために前記タービンに接続された排気ガス導管と、
前記排気ガス導管から余分な排気ガスエミッションを捕捉するために前記排気ガス導管に配置されたフィルタと、
前記フィルタと協働し、前記排気ガス導管内にある点火源と、
前記点火源の近傍に配置され、前記排気ガス導管内にある燃料源と、
前記吸気導管内に取り付けられかつ前記排気ガス導管と前記吸気導管との間を流体連通するブリード弁と、
を備える空気処理システムであって、
前記ブリード弁が空気を前記吸気導管から前記排気ガス導管に選択的に導いて前記排気ガスを酸素リッチにしたときに、前記燃料源が前記排気ガス導管に燃料を導入し、前記点火源が火花を発生させて、前記酸素リッチ排気ガスと前記燃料とを点火し、前記フィルタに向かって流れる前記排気ガスの温度を上昇させ、余分な排気エミッションを燃焼させる空気処理システム。 - 燃料ポンプに接続された燃料ラインをさらに備え、
前記燃料ポンプが、前記排気ガス導管内の前記点火源の近傍で燃焼させるための燃料を前記燃料源に供給する請求項1に記載の空気処理システム。 - 前記余分な排気ガスエミッションが、前記エンジンの運転によって自然燃焼しなかった場合に、前記燃料源が燃料を噴射し、前記ブリード弁が、前記点火源の近傍で前記排気ガス導管に空気を導入し、前記点火源が前記燃料を点火して、前記余分な排気ガスエミッションを燃焼させる請求項2に記載の空気処理システム。
- 前記ブリード弁が、前記余分な排気ガスエミッションを燃焼させるのに要求される必要な空気量を導入する請求項1に記載の空気処理システム。
- 前記余分な排気ガスエミッションが、粒子状物質、炭化水素、窒素酸化物、及びそれらの組合せからなる群から選択される材料を含む請求項1に記載の空気処理システム。
- エンジンに使用される排気ガスタービンからの空気を処理するための後処理システムであって、
空気を吸気し、加圧された排気ガスを放出するエンジンと、
前記加圧された排気ガスからの流れによって回転するタービンと、
前記タービンによって作動され、空気を圧縮して前記エンジンの吸気マニホルドに前記空気を押し込むコンプレッサと、
前記吸気マニホルドに流体連通するように前記コンプレッサを配置するための吸気導管と、
前記エンジンからの前記加圧された排気ガスを導くための排気ガス導管と、
前記加圧された排気ガスの余分な排気ガスエミッションを集めるためのフィルタと、
前記フィルタの近傍で前記排気ガス導管内に取り付けられた点火源と、
空気流を前記吸気導管から前記排気ガス導管に選択的に導いて前記加圧された排気ガスを酸素リッチにするためのブリード弁と、
前記点火源と協働する、前記排気ガス導管に燃料を導入する燃料インジェクタであって、前記排気ガス導管内にある燃料インジェクタと、
燃料ラインを通して前記エンジンに燃料を導入するための及び前記燃料インジェクタに燃料を供給するための燃料ポンプと、
を備える後処理システムにおいて、
前記燃料が前記排気ガス導管に導入されたときに、前記点火源が前記燃料と前記酸素リッチの加圧された排気ガスを点火して、前記余分な排気ガスエミッションを燃焼させる後処理システム。 - 作動時、前記ブリード弁が、前記点火源によって点火される前記加圧された排気ガス及び前記燃料と混合するための酸素リッチ空気を前記排気ガス導管に導入するように、前記ブリード弁が、前記コンプレッサから下流に取り付けられ、前記排気ガス導管に接続される請求項6に記載の後処理システム。
- 前記タービンが動力を前記コンプレッサに伝達して前記コンプレッサを駆動する請求項6に記載の後処理システム。
- 前記燃料ラインが前記エンジンの燃料ポンプに接続される請求項6に記載の後処理システム。
- 前記燃料ラインが前記燃料インジェクタに接続される請求項6に記載の後処理システム。
- 前記エンジンの速度が増加することにより、前記タービン及び前記コンプレッサの速度が増加し、このことによって、前記排気ガス導管を通る空気流も増加し、その結果、前記ブリード弁が前記排気ガス導管に空気を導いたときに前記ブリード弁からの空気流が増加する請求項6に記載の後処理システム。
- 前記余分な排気ガスエミッションが、粒子状物質、炭化水素、窒素酸化物、及びそれらの組合せからなる群から選択される材料を含む請求項6に記載の後処理システム。
- エンジンに使用されるターボ過給機からの余分な排気ガスエミッションを除去するための空気処理システムであって、
エンジンからの排気ガスを受け入れるための排気マニホルドと、
前記排気マニホルドから前記排気ガスを集め、排気ガス導管に前記排気ガスを導入するためのタービンと、
空気を圧縮して前記エンジンの吸気マニホルドに押し込むためのコンプレッサと、
前記排気ガス導管から流れてくる余分な排気ガスエミッションを止めるためのフィルタと、
前記フィルタの近傍に配置されかつ前記排気ガス導管内に配置された点火源と、
前記コンプレッサから下流に配置されたブリード弁と、
前記点火源の近傍に配置されかつ前記排気ガス導管内に配置された燃料源と、
を備える空気処理システムにおいて、
燃料が前記燃料源から前記排気ガス導管に噴射されたときに、前記ブリード弁が前記排気ガス導管に空気を導入して前記排気ガスを酸素リッチにして、電流が前記点火源に供給されて火花が前記排気ガス導管内に発生され、前記燃料が点火されて、燃焼火炎を発生させ、前記余分な排気ガスエミッションを燃焼させる空気処理システム。 - 前記排気ガスを大気に導くための消音装置をさらに備え、前記消音装置が前記排気ガス導管の下流に配置される請求項13に記載の空気処理システム。
- 前記フィルタが前記消音装置内に配置される請求項14に記載の空気処理システム。
- 前記エンジンに燃料を導入するために、及び前記燃料源に燃料を供給するために、前記エンジンに接続された燃料ポンプをさらに備える請求項13に記載の空気処理システム。
- 第1の端部で前記燃料源に接続され、第2の端部で前記エンジンの前記燃料ポンプに接続された燃料ラインを設けるステップをさらに含む請求項16に記載の空気処理システム。
- 前記フィルタが前記点火源及び前記燃料源と協働するように、前記フィルタが配置される請求項13に記載の空気処理システム。
- 前記ブリード弁が前記排気ガス導管に接続され、前記ブリード弁が、前記コンプレッサから前記排気ガス導管及び前記吸気マニホルドへの空気流を制御するために使用される請求項13に記載の空気処理システム。
- 前記排気ガスを大気に導くための消音装置をさらに備え、前記フィルタに蓄積した余分な排気ガスエミッション量が、前記消音装置の排気ガス圧力量を読み取ることによって決定される請求項13に記載の空気処理システム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US73815805P | 2005-11-18 | 2005-11-18 | |
US60/738,158 | 2005-11-18 | ||
PCT/US2006/044106 WO2007061680A1 (en) | 2005-11-18 | 2006-11-14 | Air handling system with after-treatment |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009516126A JP2009516126A (ja) | 2009-04-16 |
JP5468263B2 true JP5468263B2 (ja) | 2014-04-09 |
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Application Number | Title | Priority Date | Filing Date |
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JP2008541267A Expired - Fee Related JP5468263B2 (ja) | 2005-11-18 | 2006-11-14 | 後処理を伴う空気処理システム |
Country Status (4)
Country | Link |
---|---|
US (1) | US8082733B2 (ja) |
EP (1) | EP1948915B1 (ja) |
JP (1) | JP5468263B2 (ja) |
WO (1) | WO2007061680A1 (ja) |
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US8157897B2 (en) * | 2007-06-29 | 2012-04-17 | Caterpillar Inc. | Filter purge system utilizing impact wave generating device and vacuum source |
US7980061B2 (en) * | 2008-03-04 | 2011-07-19 | Tenneco Automotive Operating Company Inc. | Charged air bypass for aftertreatment combustion air supply |
WO2010113311A1 (ja) * | 2009-04-02 | 2010-10-07 | トヨタ自動車株式会社 | 排気浄化触媒の昇温システム |
JP2010281211A (ja) * | 2009-06-02 | 2010-12-16 | Yamabiko Corp | 排気ガス燃焼装置およびそれを備えた発電機 |
EP3362663A4 (en) | 2015-10-14 | 2019-06-26 | Cummins, Inc. | SYSTEMS AND METHODS FOR CONTROLLING REFERENCE VALUE MOTOR |
US10947914B2 (en) | 2015-10-14 | 2021-03-16 | Cummins Inc. | Reference value engine control systems and methods |
US11035310B2 (en) | 2015-10-14 | 2021-06-15 | Cummins Inc. | Reference value engine control systems and methods |
WO2017065756A1 (en) | 2015-10-14 | 2017-04-20 | Cummins Inc. | Hierarchical engine control systems and methods |
WO2017065757A1 (en) | 2015-10-14 | 2017-04-20 | Cummins Inc. | Hierarchical engine control systems and methods |
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2006
- 2006-11-14 EP EP06837509.6A patent/EP1948915B1/en not_active Expired - Fee Related
- 2006-11-14 JP JP2008541267A patent/JP5468263B2/ja not_active Expired - Fee Related
- 2006-11-14 WO PCT/US2006/044106 patent/WO2007061680A1/en active Application Filing
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JP2009516126A (ja) | 2009-04-16 |
US8082733B2 (en) | 2011-12-27 |
US20090223205A1 (en) | 2009-09-10 |
EP1948915A1 (en) | 2008-07-30 |
WO2007061680A1 (en) | 2007-05-31 |
EP1948915B1 (en) | 2017-08-16 |
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