JP3159306U - シーリングアセンブリを有する着脱式静電チャック - Google Patents
シーリングアセンブリを有する着脱式静電チャック Download PDFInfo
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- JP3159306U JP3159306U JP2009600032U JP2009600032U JP3159306U JP 3159306 U JP3159306 U JP 3159306U JP 2009600032 U JP2009600032 U JP 2009600032U JP 2009600032 U JP2009600032 U JP 2009600032U JP 3159306 U JP3159306 U JP 3159306U
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- 238000007789 sealing Methods 0.000 title claims abstract description 129
- 239000000758 substrate Substances 0.000 claims abstract description 80
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 74
- 238000012545 processing Methods 0.000 claims abstract description 41
- 230000002093 peripheral effect Effects 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims description 40
- 229910052751 metal Inorganic materials 0.000 claims description 38
- 239000002184 metal Substances 0.000 claims description 38
- 239000000919 ceramic Substances 0.000 claims description 34
- 229910052782 aluminium Inorganic materials 0.000 claims description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 9
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 8
- 229910052750 molybdenum Inorganic materials 0.000 claims description 8
- 239000011733 molybdenum Substances 0.000 claims description 8
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims description 7
- 229910045601 alloy Inorganic materials 0.000 claims description 6
- 239000000956 alloy Substances 0.000 claims description 6
- 238000005498 polishing Methods 0.000 claims description 6
- 238000011049 filling Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 4
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 239000010936 titanium Substances 0.000 claims description 3
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 2
- 229910052726 zirconium Inorganic materials 0.000 claims description 2
- 238000004080 punching Methods 0.000 claims 2
- 238000007599 discharging Methods 0.000 claims 1
- 238000012546 transfer Methods 0.000 abstract description 31
- 239000007789 gas Substances 0.000 description 94
- 230000008569 process Effects 0.000 description 31
- 238000005219 brazing Methods 0.000 description 20
- 239000000463 material Substances 0.000 description 15
- 239000002131 composite material Substances 0.000 description 13
- 150000001875 compounds Chemical class 0.000 description 10
- 239000011888 foil Substances 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- 239000012530 fluid Substances 0.000 description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 239000004020 conductor Substances 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
- 238000000151 deposition Methods 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 239000011148 porous material Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 239000001307 helium Substances 0.000 description 4
- 229910052734 helium Inorganic materials 0.000 description 4
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 3
- 239000013529 heat transfer fluid Substances 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000005477 sputtering target Methods 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 235000012431 wafers Nutrition 0.000 description 2
- 229910000962 AlSiC Inorganic materials 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- YCKOAAUKSGOOJH-UHFFFAOYSA-N copper silver Chemical compound [Cu].[Ag].[Ag] YCKOAAUKSGOOJH-UHFFFAOYSA-N 0.000 description 1
- 229910052878 cordierite Inorganic materials 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 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 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- -1 for example Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910000697 metglas Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/687—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/6831—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using electrostatic chucks
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T279/00—Chucks or sockets
- Y10T279/23—Chucks or sockets with magnetic or electrostatic means
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
- Drying Of Semiconductors (AREA)
Abstract
Description
Claims (21)
- 処理チャンバにおいてペデスタルに取り付けるための着脱式静電チャックにおいて、
(a)埋め込み電極、基板受け表面及び環状棚部を有するセラミック本体を備える静電パックと、
(b)上記セラミック本体の上記環状棚部を越えて延長する周辺棚部及び底部表面を有する、上記静電パックの下のベースプレートと、
(c)シーリングプレート及び同心シーリングリングを備え、上記ベースプレートの上記底部表面に結合されるシーリングアセンブリと、
を備えるチャック。 - 上記シーリングリングは、
(a)円形リング、又は
(b)少なくとも約10cmの内側半径及び約18cmより小さな外側半径、
のうちの少なくとも1つを備える、
請求項1に記載のチャック。 - 上記シーリングプレートは、D形状とされ、上記D形状は、半円形状周囲に接続された平坦縁部を備える、請求項1に記載のチャック。
- 上記静電チャックは、ペデスタル上に載置され、上記シーリングプレートの上記D形状の上記平坦縁部は、上記ペデスタルの対応する平坦縁部付きキャビティと係合する整列キーとして作用する、請求項3に記載のチャック。
- 上記D形状シーリングプレートは、1つ以上のガス結合器、熱電対及び電極ポストを通すことのできるような形状とされ且つ配置された5つの孔を備える、請求項3に記載のチャック。
- 上記シーリングプレート及び上記シーリングリングの各々は、
(a)約4mmより薄い厚さ、
(b)約200ミクロンより小さな表面平坦度値、又は
(c)63より小さい平均粗さ(RA)、
のうちの少なくとも1つを備える、
請求項1に記載のチャック。 - 上記シーリングプレート及び上記シーリングリングの各々は、
(a)約25ミクロンから約125ミクロンの表面平坦度、又は
(b)32より小さい平均粗さ(RA)、
のうちの少なくとも1つを備える、
請求項1に記載のチャック。 - 上記シーリングプレート及び上記シーリングリングは、(i)窒化アルミニウム、又は(ii)ニッケル、モリブデン、ステンレス鋼、チタン、ジルコニウム又はそれらの合金、
を含む、請求項1に記載のチャック。 - 上記静電パックの上記セラミック本体は、モリブデンの埋め込み電極を有する窒化アルミニウムを含み、上記ベースプレートは、アルミニウムを含む金属合金で充填された炭化シリコンを含む、請求項1に記載のチャック。
- (a)請求項1に記載の静電チャックと、
(b)上方表面、ハウジング及び上記静電チャックの上記ベースプレートの上記周辺棚部に取り付けることのできる外方延長ペデスタルフランジを有するペデスタルと、
(c)上記シーリングアセンブリと上記ペデスタルの上記上方表面との間の1組のOリングと、
を備える基板支持体。 - 請求項10に記載の基板支持体を備え、更に、チャンバに処理ガスを与えるためのガス供給源と、上記ガスを付勢するためのガス付勢装置と、上記チャンバから上記ガスを排出するための排出ポートと、を備える基板処理チャンバ。
- 静電チャックを製造する方法において、
(a)埋め込み電極、基板受け表面、底部表面及び周辺棚部を有するセラミック本体を備える静電パックを形成するステップと、
(b)周辺縁部、上部表面及び底部表面を有する多孔性セラミックで構成される予備成形物を形成するステップと、
(c)シーリングプレート及びシーリングリングを備えるシーリングアセンブリを形成するステップと、
(d)(i)上記予備成形物の上記周辺縁部が上記静電パックの上記セラミック本体の上記周辺棚部を越えて延長するようにして、上記静電パックの上記底部表面に対して上記予備成形物の上記上部表面を保持し、(ii)上記予備成形物の上記底部表面に対して配置されように上記シーリングアセンブリを保持するステップと、
(e)上記予備成形物の上記多孔性セラミック及び上記セラミック本体、予備成形物及びシーリングアセンブリのギャップの間に溶融金属を充填し、
(i)上記セラミック本体を金属結合でもって上記予備成形物に対して結合し、
(ii)上記予備成形物の上記多孔性セラミックを上記金属で充填し、
(iii)上記シーリングアセンブリを上記予備成形物の上記底部表面に対して結合する、ようにするステップと、
を含む方法。 - 上記シーリングアセンブリの露出表面を、
(a)約200ミクロンより小さい表面平坦度値、又は
(b)約32より小さい平均粗さ(RA)、
のうちの少なくとも1つまで研摩するステップ、
を含む、請求項12に記載の方法。 - 上記シーリングアセンブリを、
(a)約4mmより薄い厚さを有する金属シート、又は
(b)モリブデン、
のうちの少なくとも1つから形成するステップ、
を含む、請求項12に記載の方法。 - (a)金属シートから円形リングを打ち抜くことにより上記シーリングリングを形成するステップ、又は
(b)金属シートからD形状を打ち抜くことにより上記シーリングプレートを形成するステップ、
のうちの少なくとも1つを含む、請求項12に記載の方法。 - 上記シーリングプレートを、D形状とし且つ半円形状周囲に接続される平坦縁部を有し、上記平坦縁部がペデスタルの対応する平坦縁部付きキャビティと係合する整列キーとして作用するように、形成するステップを含む、請求項12に記載の方法。
- 処理チャンバにおいて静電チャックとペデスタルとの間にガス密シールを形成するためのシーリングアセンブリにおいて、
(a)半円形状周囲に接続される平坦縁部を有するD形状のシーリングプレートと、
(b)上記シーリングプレートと同心の円形リングを備えるシーリングリングと、
を備えており、
上記シーリングプレート及び上記シーリングリングは、各々、約200ミクロンより小さな表面平坦度を有する、
アセンブリ。 - 上記シーリングリングの上記円形リングは、少なくとも約10cmの内側半径及び約18cmより小さい外側半径を含む、請求項17に記載のアセンブリ。
- 上記D形状シーリングプレートの上記平坦縁部は、上記ペデスタルの対応する平坦縁部付きキャビティと係合する整列キーとして作用する、請求項17に記載のアセンブリ。
- 上記シーリングプレート及び上記シーリングリングの各々は、約4mmより薄い厚さを有する、請求項17に記載のアセンブリ。
- 上記シーリングプレート及び上記シーリングリングは、モリブデンで構成される、請求項17に記載のアセンブリ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/549,594 | 2006-10-13 | ||
US11/549,594 US7589950B2 (en) | 2006-10-13 | 2006-10-13 | Detachable electrostatic chuck having sealing assembly |
PCT/US2007/021925 WO2008048518A1 (en) | 2006-10-13 | 2007-10-12 | Detachable electrostatic chuck having sealing assembly |
Publications (1)
Publication Number | Publication Date |
---|---|
JP3159306U true JP3159306U (ja) | 2010-05-20 |
Family
ID=39111835
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009600032U Expired - Lifetime JP3159306U (ja) | 2006-10-13 | 2007-10-12 | シーリングアセンブリを有する着脱式静電チャック |
Country Status (6)
Country | Link |
---|---|
US (1) | US7589950B2 (ja) |
JP (1) | JP3159306U (ja) |
KR (1) | KR20090011307U (ja) |
CN (1) | CN201436680U (ja) |
TW (1) | TWI373092B (ja) |
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- 2007-10-12 JP JP2009600032U patent/JP3159306U/ja not_active Expired - Lifetime
- 2007-10-12 KR KR2020097000009U patent/KR20090011307U/ko active Search and Examination
- 2007-10-12 WO PCT/US2007/021925 patent/WO2008048518A1/en active Application Filing
- 2007-10-15 TW TW096138536A patent/TWI373092B/zh active
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Also Published As
Publication number | Publication date |
---|---|
TWI373092B (en) | 2012-09-21 |
KR20090011307U (ko) | 2009-11-04 |
US7589950B2 (en) | 2009-09-15 |
CN201436680U (zh) | 2010-04-07 |
US20080089001A1 (en) | 2008-04-17 |
WO2008048518A1 (en) | 2008-04-24 |
TW200824031A (en) | 2008-06-01 |
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