AU3105400A - Methods and apparatus for holding and positioning semiconductor workpieces during electropolishing and/or electroplating of the workpieces - Google Patents

Methods and apparatus for holding and positioning semiconductor workpieces during electropolishing and/or electroplating of the workpieces

Info

Publication number
AU3105400A
AU3105400A AU31054/00A AU3105400A AU3105400A AU 3105400 A AU3105400 A AU 3105400A AU 31054/00 A AU31054/00 A AU 31054/00A AU 3105400 A AU3105400 A AU 3105400A AU 3105400 A AU3105400 A AU 3105400A
Authority
AU
Australia
Prior art keywords
workpieces
electroplating
holding
methods
during electropolishing
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.)
Abandoned
Application number
AU31054/00A
Other languages
English (en)
Inventor
Felix Gutman
Voha Nuch
Hui Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ACM Research Inc
Original Assignee
ACM Research Inc
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 ACM Research Inc filed Critical ACM Research Inc
Publication of AU3105400A publication Critical patent/AU3105400A/en
Abandoned legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/67Apparatus 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
    • H01L21/68Apparatus 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 positioning, orientation or alignment
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/67Apparatus 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
    • H01L21/683Apparatus 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
    • H01L21/687Apparatus 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
    • H01L21/68714Apparatus 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 the wafers being placed on a susceptor, stage or support
    • H01L21/68721Apparatus 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 the wafers being placed on a susceptor, stage or support characterised by edge clamping, e.g. clamping ring
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/28Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
    • H01L21/283Deposition of conductive or insulating materials for electrodes conducting electric current
    • H01L21/288Deposition of conductive or insulating materials for electrodes conducting electric current from a liquid, e.g. electrolytic deposition
    • H01L21/2885Deposition of conductive or insulating materials for electrodes conducting electric current from a liquid, e.g. electrolytic deposition using an external electrical current, i.e. electro-deposition
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/30Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/31Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
    • H01L21/3205Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
    • H01L21/321After treatment
    • H01L21/32115Planarisation
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/67Apparatus 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
    • H01L21/683Apparatus 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
    • H01L21/687Apparatus 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
    • H01L21/68714Apparatus 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 the wafers being placed on a susceptor, stage or support
    • H01L21/68785Apparatus 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 the wafers being placed on a susceptor, stage or support characterised by the mechanical construction of the susceptor, stage or support
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/67Apparatus 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
    • H01L21/683Apparatus 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
    • H01L21/687Apparatus 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
    • H01L21/68714Apparatus 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 the wafers being placed on a susceptor, stage or support
    • H01L21/68792Apparatus 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 the wafers being placed on a susceptor, stage or support characterised by the construction of the shaft

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)
  • Electroplating Methods And Accessories (AREA)
  • Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
  • Electrodes Of Semiconductors (AREA)
  • Weting (AREA)
AU31054/00A 1998-11-28 1999-11-24 Methods and apparatus for holding and positioning semiconductor workpieces during electropolishing and/or electroplating of the workpieces Abandoned AU3105400A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11013698P 1998-11-28 1998-11-28
US60110136 1998-11-28
PCT/US1999/028106 WO2000033356A2 (en) 1998-11-28 1999-11-24 Methods and apparatus for holding and positioning semiconductor workpieces during electropolishing and/or electroplating of the workpieces

Publications (1)

Publication Number Publication Date
AU3105400A true AU3105400A (en) 2000-06-19

Family

ID=22331393

Family Applications (1)

Application Number Title Priority Date Filing Date
AU31054/00A Abandoned AU3105400A (en) 1998-11-28 1999-11-24 Methods and apparatus for holding and positioning semiconductor workpieces during electropolishing and/or electroplating of the workpieces

Country Status (9)

Country Link
EP (1) EP1133786A2 (enrdf_load_stackoverflow)
JP (2) JP2002531702A (enrdf_load_stackoverflow)
KR (3) KR100562011B1 (enrdf_load_stackoverflow)
CN (2) CN1191605C (enrdf_load_stackoverflow)
AU (1) AU3105400A (enrdf_load_stackoverflow)
CA (1) CA2352160A1 (enrdf_load_stackoverflow)
IL (1) IL143316A (enrdf_load_stackoverflow)
TW (1) TW430919B (enrdf_load_stackoverflow)
WO (1) WO2000033356A2 (enrdf_load_stackoverflow)

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010020807A (ko) 1999-05-03 2001-03-15 조셉 제이. 스위니 고정 연마재 제품을 사전-조절하는 방법
US6299741B1 (en) 1999-11-29 2001-10-09 Applied Materials, Inc. Advanced electrolytic polish (AEP) assisted metal wafer planarization method and apparatus
US7303462B2 (en) 2000-02-17 2007-12-04 Applied Materials, Inc. Edge bead removal by an electro polishing process
US6991528B2 (en) 2000-02-17 2006-01-31 Applied Materials, Inc. Conductive polishing article for electrochemical mechanical polishing
US6848970B2 (en) 2002-09-16 2005-02-01 Applied Materials, Inc. Process control in electrochemically assisted planarization
US7374644B2 (en) 2000-02-17 2008-05-20 Applied Materials, Inc. Conductive polishing article for electrochemical mechanical polishing
US6979248B2 (en) 2002-05-07 2005-12-27 Applied Materials, Inc. Conductive polishing article for electrochemical mechanical polishing
US6537144B1 (en) 2000-02-17 2003-03-25 Applied Materials, Inc. Method and apparatus for enhanced CMP using metals having reductive properties
US6991526B2 (en) 2002-09-16 2006-01-31 Applied Materials, Inc. Control of removal profile in electrochemically assisted CMP
US7125477B2 (en) 2000-02-17 2006-10-24 Applied Materials, Inc. Contacts for electrochemical processing
US7077721B2 (en) 2000-02-17 2006-07-18 Applied Materials, Inc. Pad assembly for electrochemical mechanical processing
US7303662B2 (en) 2000-02-17 2007-12-04 Applied Materials, Inc. Contacts for electrochemical processing
US6962524B2 (en) 2000-02-17 2005-11-08 Applied Materials, Inc. Conductive polishing article for electrochemical mechanical polishing
US7059948B2 (en) 2000-12-22 2006-06-13 Applied Materials Articles for polishing semiconductor substrates
US7066800B2 (en) 2000-02-17 2006-06-27 Applied Materials Inc. Conductive polishing article for electrochemical mechanical polishing
US7029365B2 (en) 2000-02-17 2006-04-18 Applied Materials Inc. Pad assembly for electrochemical mechanical processing
JP4644926B2 (ja) * 2000-10-13 2011-03-09 ソニー株式会社 半導体製造装置および半導体装置の製造方法
US6896776B2 (en) 2000-12-18 2005-05-24 Applied Materials Inc. Method and apparatus for electro-chemical processing
WO2002083995A1 (en) * 2001-04-12 2002-10-24 Arthur, Keigler Method of and apparatus for controlling fluid flow
US7137879B2 (en) 2001-04-24 2006-11-21 Applied Materials, Inc. Conductive polishing article for electrochemical mechanical polishing
US7344432B2 (en) 2001-04-24 2008-03-18 Applied Materials, Inc. Conductive pad with ion exchange membrane for electrochemical mechanical polishing
JP2003027280A (ja) * 2001-07-18 2003-01-29 Ebara Corp めっき装置
US7150816B2 (en) * 2001-08-31 2006-12-19 Semitool, Inc. Apparatus and method for deposition of an electrophoretic emulsion
US6837983B2 (en) 2002-01-22 2005-01-04 Applied Materials, Inc. Endpoint detection for electro chemical mechanical polishing and electropolishing processes
TWI275436B (en) 2002-01-31 2007-03-11 Ebara Corp Electrochemical machining device, and substrate processing apparatus and method
TWI274393B (en) * 2002-04-08 2007-02-21 Acm Res Inc Electropolishing and/or electroplating apparatus and methods
CA2491951A1 (en) * 2002-07-22 2004-01-29 Acm Research, Inc. Adaptive electropolishing using thickness measurements and removal of barrier and sacrificial layers
US7112270B2 (en) 2002-09-16 2006-09-26 Applied Materials, Inc. Algorithm for real-time process control of electro-polishing
JP3860111B2 (ja) * 2002-12-19 2006-12-20 大日本スクリーン製造株式会社 メッキ装置およびメッキ方法
US7842169B2 (en) 2003-03-04 2010-11-30 Applied Materials, Inc. Method and apparatus for local polishing control
US7186164B2 (en) 2003-12-03 2007-03-06 Applied Materials, Inc. Processing pad assembly with zone control
US7390744B2 (en) 2004-01-29 2008-06-24 Applied Materials, Inc. Method and composition for polishing a substrate
US7084064B2 (en) 2004-09-14 2006-08-01 Applied Materials, Inc. Full sequence metal and barrier layer electrochemical mechanical processing
US7520968B2 (en) 2004-10-05 2009-04-21 Applied Materials, Inc. Conductive pad design modification for better wafer-pad contact
US7427340B2 (en) 2005-04-08 2008-09-23 Applied Materials, Inc. Conductive pad
US7422982B2 (en) 2006-07-07 2008-09-09 Applied Materials, Inc. Method and apparatus for electroprocessing a substrate with edge profile control
US8804535B2 (en) * 2009-03-25 2014-08-12 Avaya Inc. System and method for sending packets using another device's network address
TWI410531B (zh) * 2010-05-07 2013-10-01 Taiwan Semiconductor Mfg 直立式電鍍設備及其電鍍方法
KR101211826B1 (ko) * 2010-06-14 2012-12-18 연세대학교 산학협력단 자기유변유체를 이용한 피가공물의 연마장치 및 그 연마방법
JP5782398B2 (ja) 2012-03-27 2015-09-24 株式会社荏原製作所 めっき方法及びめっき装置
US9399827B2 (en) 2013-04-29 2016-07-26 Applied Materials, Inc. Microelectronic substrate electro processing system
JP6186499B2 (ja) * 2013-05-09 2017-08-23 エーシーエム リサーチ (シャンハイ) インコーポレーテッド ウェハのメッキおよび/または研磨のための装置および方法
KR101353378B1 (ko) * 2013-08-19 2014-01-22 주식회사 케이엠 주사기용 믹싱 조인트
CN104465481A (zh) * 2013-09-22 2015-03-25 盛美半导体设备(上海)有限公司 晶圆夹盘
CN105297127B (zh) * 2014-05-30 2019-04-05 盛美半导体设备(上海)有限公司 带有电极的喷头装置
JP6449091B2 (ja) * 2015-04-20 2019-01-09 東京エレクトロン株式会社 スリップリング、支持機構及びプラズマ処理装置
US10053793B2 (en) * 2015-07-09 2018-08-21 Lam Research Corporation Integrated elastomeric lipseal and cup bottom for reducing wafer sticking
GB201701166D0 (en) 2017-01-24 2017-03-08 Picofluidics Ltd An apparatus for electrochemically processing semiconductor substrates
KR102156430B1 (ko) * 2020-04-28 2020-09-15 주식회사 스마트코리아피씨비 회전식 기판 도금장치
EP3998374A4 (en) 2020-09-16 2022-08-03 Changxin Memory Technologies, Inc. DEVICE AND METHOD FOR AIR LEAK DETECTION AND METHOD FOR ELECTROPLATING WAFER
CN114262920A (zh) * 2020-09-16 2022-04-01 长鑫存储技术有限公司 晶圆电镀设备、漏气检测装置和方法、晶圆电镀方法
CN112144096B (zh) * 2020-09-25 2022-05-10 深圳市生利科技有限公司 一种锌镍合金电镀设备
CN113013078A (zh) * 2021-03-04 2021-06-22 苏州竣合信半导体科技有限公司 一种用于芯片定位的兼容芯片定位槽及其使用方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5419649A (en) * 1977-07-15 1979-02-14 Hitachi Ltd Wafer holding jig for electrtolytic plating
JPS58181898A (ja) * 1982-04-14 1983-10-24 Fujitsu Ltd メツキ用給電装置
JPS6396292A (ja) * 1986-10-13 1988-04-27 Mitsubishi Electric Corp 電解メツキ装置
JPH0375394A (ja) * 1989-08-18 1991-03-29 Fujitsu Ltd メッキ装置
JPH03232994A (ja) * 1990-02-06 1991-10-16 Fujitsu Ltd メッキ装置
JP2567716B2 (ja) * 1990-03-20 1996-12-25 富士通株式会社 電気メッキ装置
JP2608485B2 (ja) * 1990-05-30 1997-05-07 富士通株式会社 めっき装置
DE4024576A1 (de) * 1990-08-02 1992-02-06 Bosch Gmbh Robert Vorrichtung zum einseitigen aetzen einer halbleiterscheibe
JPH04186630A (ja) * 1990-11-19 1992-07-03 Oki Electric Ind Co Ltd 半導体ウエハのバンプ電極めっき装置
JP2704796B2 (ja) * 1991-04-22 1998-01-26 株式会社東芝 半導体ウェハめっき用治具
JPH05243236A (ja) * 1992-03-03 1993-09-21 Fujitsu Ltd 電気メッキ装置
US5405518A (en) * 1994-04-26 1995-04-11 Industrial Technology Research Institute Workpiece holder apparatus
US5670034A (en) * 1995-07-11 1997-09-23 American Plating Systems Reciprocating anode electrolytic plating apparatus and method
US5620581A (en) * 1995-11-29 1997-04-15 Aiwa Research And Development, Inc. Apparatus for electroplating metal films including a cathode ring, insulator ring and thief ring
US5980706A (en) * 1996-07-15 1999-11-09 Semitool, Inc. Electrode semiconductor workpiece holder
TW334609B (en) * 1996-09-19 1998-06-21 Hitachi Ltd Electrostatic chuck, method and device for processing sanyle use the same
JP3627884B2 (ja) * 1996-10-17 2005-03-09 株式会社デンソー メッキ装置

Also Published As

Publication number Publication date
WO2000033356A2 (en) 2000-06-08
IL143316A0 (en) 2002-04-21
WO2000033356A9 (en) 2001-08-02
KR100562011B1 (ko) 2006-03-22
WO2000033356A3 (en) 2001-07-12
IL143316A (en) 2005-03-20
KR20010086051A (ko) 2001-09-07
CN1191605C (zh) 2005-03-02
JP2002531702A (ja) 2002-09-24
CN1346510A (zh) 2002-04-24
EP1133786A2 (en) 2001-09-19
CN100382235C (zh) 2008-04-16
TW430919B (en) 2001-04-21
KR100516776B1 (ko) 2005-09-26
KR100503553B1 (ko) 2005-07-26
CN1632914A (zh) 2005-06-29
CA2352160A1 (en) 2000-06-08
KR20040070317A (ko) 2004-08-06
JP2007119923A (ja) 2007-05-17
KR20050013179A (ko) 2005-02-02

Similar Documents

Publication Publication Date Title
AU3105400A (en) Methods and apparatus for holding and positioning semiconductor workpieces during electropolishing and/or electroplating of the workpieces
AU5094099A (en) Methods and apparatus for electropolishing metal interconnections on semiconductor devices
GB2292254B (en) Method for polishing semiconductor substrate and apparatus for the same
GB9726603D0 (en) Treatment method of semiconductor wafers and the like and treatment system for the same
AU3246701A (en) Method and apparatus for the treatment of substrates
SG82654A1 (en) Two-piece clamp ring for holding semiconductor wafer or other workpiece
GB2330200B (en) Methods and apparatus for the in-process detection of workpieces
EP1397530A4 (en) DEVICE AND METHOD FOR ELECTROCHEMICAL PROCESSING OF MICROELECTRONIC WORKPIECES
AU2001293745A1 (en) Device and method for the surface treatment of workpieces
AU2003226319A1 (en) Electropolishing and/or electroplating apparatus and methods
SG93851A1 (en) Method and apparatus for processing semiconductor substrates
EP0999012A3 (en) Method and apparatus for polishing substrate
AU2002343330A1 (en) Apparatus and methods for electrochemical processing of microelectronic workpieces
GB9904259D0 (en) Apparatus and method for the face-up surface treatment of wafers
AU1974700A (en) Method and device for grinding workpieces with centers which comprise form variations
EP1122016A4 (en) DEVICE FOR RADIO EROSIVE EDITING
SG87092A1 (en) Wafer, apparatus and method of chamfering wafer
AU4004099A (en) Method and apparatus for laser machining workpieces with liquid backing
GB9914083D0 (en) Method and apparatus for improved semiconductor wafer polishing
EP1118696A4 (en) METHOD AND DEVICE FOR COATING SUBSTRATES
EP1126512A4 (en) METHOD AND APPARATUS FOR METALLIZING PLATELETS
EP1087039A4 (en) COATING HOLDING DEVICE FOR WAFER
EP1147842A4 (en) ELECTRIC DISCHARGE MACHINING APPARATUS
GB9321900D0 (en) Method and apparatus for the treatment of semiconductor substrates
EP0685877A3 (en) Polishing agent for polishing silicon wafers and method for polishing using the same.

Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase