JP2005015759A - 高温適用のための、低温硬化セラミックコーティングを形成するためのシステム及び方法 - Google Patents
高温適用のための、低温硬化セラミックコーティングを形成するためのシステム及び方法 Download PDFInfo
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- 239000004111 Potassium silicate Substances 0.000 claims abstract description 10
- 229910052913 potassium silicate Inorganic materials 0.000 claims abstract description 10
- 235000019353 potassium silicate Nutrition 0.000 claims abstract description 10
- 239000006247 magnetic powder Substances 0.000 claims abstract description 9
- 239000004115 Sodium Silicate Substances 0.000 claims abstract description 8
- NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052911 sodium silicate Inorganic materials 0.000 claims abstract description 8
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 7
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- 229910052912 lithium silicate Inorganic materials 0.000 claims abstract description 7
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000002657 fibrous material Substances 0.000 claims description 15
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- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
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- 239000011230 binding agent Substances 0.000 claims description 4
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- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000012762 magnetic filler Substances 0.000 claims description 4
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims 2
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- BITYAPCSNKJESK-UHFFFAOYSA-N potassiosodium Chemical compound [Na].[K] BITYAPCSNKJESK-UHFFFAOYSA-N 0.000 claims 2
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- 238000010285 flame spraying Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
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- 238000010438 heat treatment Methods 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
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- 239000006249 magnetic particle Substances 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical group [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
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- 239000010936 titanium Substances 0.000 description 1
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- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F41J—TARGETS; TARGET RANGES; BULLET CATCHERS
- F41J2/00—Reflecting targets, e.g. radar-reflector targets; Active targets transmitting electromagnetic or acoustic waves
- F41J2/02—Active targets transmitting infrared radiation
-
- C—CHEMISTRY; METALLURGY
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
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- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5076—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with masses bonded by inorganic cements
- C04B41/5089—Silica sols, alkyl, ammonium or alkali metal silicate cements
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/52—Multiple coating or impregnating multiple coating or impregnating with the same composition or with compositions only differing in the concentration of the constituents, is classified as single coating or impregnation
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
- C09D1/02—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances alkali metal silicates
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C26/00—Coating not provided for in groups C23C2/00 - C23C24/00
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
- C23C28/044—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material coatings specially adapted for cutting tools or wear applications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/0027—Thick magnetic films
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
- H01F41/16—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates the magnetic material being applied in the form of particles, e.g. by serigraphy, to form thick magnetic films or precursors therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41J—TARGETS; TARGET RANGES; BULLET CATCHERS
- F41J1/00—Targets; Target stands; Target holders
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/913—Material designed to be responsive to temperature, light, moisture
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Abstract
【解決手段】該方法は、コーティングを形成すべく、リチウムナトリウム、シリケートカリウムシリケートシリケート、ジルコニア粉末、繊維物質及び磁気粉末を備えている水性スラリーを、実質的に単一な厚みの一つ以上の層にて、基板表面に適用することを含んでいる。スラリーの適用中、実質的に制御された湿度環境に保持され、コーティングは、一定時間、周囲環境下にて乾燥される。乾燥剤は、コーティングに適用され、周囲環境下での乾燥中、ドライクラストの形成が阻止される。この一定時間の後、コーティングは熱硬化される。
【選択図】図1
Description
12 部材基板
14 水性スラリー層
15 コーティング
16 乾燥改変剤層
100 ステップ
105 ステップ
110 ステップ
115 ステップ
120 ステップ
125 決定ステップ
130 ステップ
135 ステップ
140 ステップ
145 ステップ
150 ステップ
Claims (29)
- 基板表面上に高温耐久性コーティングを形成する方法であって:
コーティングを形成するように、シリケートリチウム、ナトリウムカリウムシリケートシリケート、ジルコニア粉末、繊維物質及び金属粉末を含有する水性スラリーを、実質的に単一の厚みの一つ以上の層にて、基板表面に適用し;
水性スラリーの適用中、実質的に制御された湿度環境にて保持し;
一定時間、コーティングを周辺環境にて乾燥し;
コーティングに乾燥剤を適用し;
周囲環境での乾燥中にコーティング上にドライクラストの形成を阻止し;
その後、コーティングを熱硬化する;
ことを備えている、方法。 - 前記水性スラリーの次なる層を適用する前に、少なくとも30分以上、各層を乾燥することをさらに備えている、請求項1に記載の方法。
- 前記水性スラリーは、噴霧又はブラッシングのうちの少なくとも一方により適用されることを特徴とする請求項1に記載の方法。
- 前記水性スラリーは、重量に対して、5から20%のリチウムシリケートを含有していることを特徴とする請求項1に記載の方法。
- 前記水性スラリーは、重量に対して、5から20%のナトリウムシリケートを含有していることを特徴とする請求項1に記載の方法。
- 前記水性スラリーは、重量に対して、5から20%のカリウムシリケートを含有していることを特徴とする請求項1に記載の方法。
- 前記水性スラリーは、重量に対して、10から20%のジルコニウム粉末を含有していることを特徴とする請求項1に記載の方法。
- 前記水性スラリーは、重量に対して、2から10%の前記繊維物質を含有していることを特徴とする請求項1に記載の方法。
- 前記水性スラリーは、重量に対して、40から75%の磁気粉末を含有していることを特徴とする請求項1に記載の方法。
- 前記水性スラリーは、重量に対して、15から20%の水を含有していることを特徴とする請求項1に記載の方法。
- 前記水性スラリーは、0.3から3μmの粒子径を持つジルコニア粉末を含有していることを特徴とする請求項1に記載の方法。
- 前記磁気粉末は、酸化鉄又は鉄粉のうちの少なくとも一方を含有していることを特徴とする請求項1に記載の方法。
- 前記の実質的に制御された湿度環境は、40から60%の相対湿度を包含していることを特徴とする請求項1に記載の方法。
- 前記繊維物質は、ガラスフリット、コーデライトガラス、金属繊維及びセラミック繊維のうちの少なくとも一つを含有していることを特徴とする請求項1に記載の方法。
- 前記繊維物質は、1から25μmの粒子径を有していることを特徴とする請求項1に記載の方法。
- 前記水性スラリーは、約2から5ミリメートルの厚みの層に適用されることを特徴とする請求項1に記載の方法。
- 前記水性スラリーは、全体で、少なくとも25個の層に適用されることを特徴とする請求項1に記載の方法。
- ドライクラストを阻止することは、乾燥剤を適用することを包含しており、該乾燥剤は、容量に対して、実質的に同等の比率にて、グリセロール及びプロピレングリコールを含有する混液を備えていることを特徴とする請求項1に記載の方法。
- 熱硬化は、約350°Fでの硬化を包含していることを特徴とする請求項1に記載の方法。
- 熱硬化の比率は、一分間当たり1.5°Fを超えないことを特徴とする請求項1に記載の方法。
- 乾燥剤をコーティングに拡散させることさらに備えていることを特徴とする請求項1に記載の方法。
- 前記スラリーは、重量に関して、5から20%のリチウムシリケート、5から20%のナトリウムシリケート、5から20%のカリウムシリケート、10から20%のジルコニア粉末、2から10%の繊維物質、40から75%の磁気粉末、及び15から20%の水を含有することを特徴とする請求項1に記載の方法。
- 基板上に高温耐久性コーティングを形成する方法であって:
コーティングを形成するように、重量に対して15から20%の水分を有し、かつ、シリケートリチウム、ナトリウムカリウムシリケートシリケート、ジルコニア粉末、繊維物質及び金属粉末を含有する水性スラリーを、2から5ミリメートルの、実質的に単一の厚みを有する一つ以上の層にて、基板表面に適用し;
前記の一つ以上の層のそれぞれの適用の間に、30から90分間、コーティングを周囲環境下にて乾燥し;
前記の水性スラリーの一つ以上の層の適用及び乾燥の間、40から60%の相対的な湿度を有する、実質的に制御された湿度環境にて保持し;
30から90分間、コーティングを周囲環境下にて乾燥し;
コーティングの容量に対して、実質的に同等の比率にて、グリセロールとプロピレングリコールとの混液を含有している乾燥剤を適用し;
30分間なる第二時間を以て、コーティングを周囲環境下にて乾燥し;
周囲温度が約350°Fになるまで、一分間に1.5°Fを以て、周囲温度を上昇することにより、コーティングを熱硬化し;かつ
350°Fにて、約90分間、周囲温度を保持する;
ことを備えている、方法。 - 高温適用のための耐熱性部材であって:
実質的に制御された湿度環境下にて部材の表面の外側に適用された実質的に単一な一つ以上の薄層を備えているコーティング;及び
コーティングに適用される乾燥剤;
を備えており、
該層は、マトリックス材料、バインダー材料、伸張材料及び磁気フィラーをそれぞれ備えており;
該層は、該層のうちの次の一つを適用する前に、一定時間それぞれ乾燥され;かつ
該コーティング及び該乾燥剤は、一定期間熱硬化される;
ことを特徴とする、部材。 - 前記マトリックス材料は、アルカリ金属のシリケート及びセメントのうちの少なくとも一つであることを特徴とする請求項24に記載の部材。
- 前記のアルカリ金属のシリケートは、リチウムナトリウムシリケートシリケート及びカリウムシリケートを備えていることを特徴とする請求項24に記載の部材。
- 前記伸張材料は、ガラスフリット、コーデライトガラス、金属繊維及びセラミック繊維のうちの少なくとも一つを備えていることを特徴とする請求項24に記載の部材。
- 前記磁気フィラーは、酸化鉄及び鉄粉のうちの少なくとも一つを備えていることを特徴とする請求項24に記載の部材。
- 前記コーティング及び前記乾燥剤は、約90分間、約350°Fにて熱硬化されることを特徴とする請求項24に記載の部材。
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US10/359,501 US6797327B1 (en) | 2003-02-05 | 2003-02-05 | System and method for forming a low temperature cured ceramic coating for elevated temperature applications |
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JP2007320776A (ja) * | 2006-05-30 | 2007-12-13 | Univ Nihon | 硬質膜の製造方法およびゾル |
JP2011032161A (ja) * | 2009-07-31 | 2011-02-17 | General Electric Co <Ge> | 焼結助剤を用いた高温セラミック部品用の耐環境コーティングの製造方法 |
JP2011032163A (ja) * | 2009-07-31 | 2011-02-17 | General Electric Co <Ge> | 耐環境コーティングの表面粗度を向上させる方法及び表面粗度が向上した耐環境コーティングを有する部品 |
JP2011037702A (ja) * | 2009-07-31 | 2011-02-24 | General Electric Co <Ge> | 焼結助剤を用いた耐環境コーティングの製造方法 |
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- 2003-02-05 US US10/359,501 patent/US6797327B1/en not_active Expired - Lifetime
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KR20040071077A (ko) | 2004-08-11 |
EP1447394A3 (en) | 2005-08-24 |
US20040202788A1 (en) | 2004-10-14 |
EP1447394A2 (en) | 2004-08-18 |
US20050025983A1 (en) | 2005-02-03 |
US6797327B1 (en) | 2004-09-28 |
US7318968B2 (en) | 2008-01-15 |
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