JPWO2022163841A5 - - Google Patents

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Publication number
JPWO2022163841A5
JPWO2022163841A5 JP2022578529A JP2022578529A JPWO2022163841A5 JP WO2022163841 A5 JPWO2022163841 A5 JP WO2022163841A5 JP 2022578529 A JP2022578529 A JP 2022578529A JP 2022578529 A JP2022578529 A JP 2022578529A JP WO2022163841 A5 JPWO2022163841 A5 JP WO2022163841A5
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JP
Japan
Prior art keywords
glass plate
peripheral end
inner peripheral
manufacturing
end surface
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JP2022578529A
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English (en)
Japanese (ja)
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JPWO2022163841A1 (https=
JP7458511B2 (ja
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Priority claimed from PCT/JP2022/003442 external-priority patent/WO2022163841A1/ja
Publication of JPWO2022163841A1 publication Critical patent/JPWO2022163841A1/ja
Publication of JPWO2022163841A5 publication Critical patent/JPWO2022163841A5/ja
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JP2022578529A 2021-01-28 2022-01-28 ガラス板の製造方法、磁気ディスク用ガラス基板の製造方法、磁気ディスクの製造方法、およびガラス板の処理装置 Active JP7458511B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
VN1-2021-00461 2021-01-28
VN1202100461 2021-01-28
PCT/JP2022/003442 WO2022163841A1 (ja) 2021-01-28 2022-01-28 ガラス板の製造方法、磁気ディスク用ガラス基板の製造方法、磁気ディスクの製造方法、およびガラス板の処理装置

Publications (3)

Publication Number Publication Date
JPWO2022163841A1 JPWO2022163841A1 (https=) 2022-08-04
JPWO2022163841A5 true JPWO2022163841A5 (https=) 2024-01-31
JP7458511B2 JP7458511B2 (ja) 2024-03-29

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ID=82654695

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Application Number Title Priority Date Filing Date
JP2022578529A Active JP7458511B2 (ja) 2021-01-28 2022-01-28 ガラス板の製造方法、磁気ディスク用ガラス基板の製造方法、磁気ディスクの製造方法、およびガラス板の処理装置

Country Status (4)

Country Link
US (1) US20240101473A1 (https=)
JP (1) JP7458511B2 (https=)
CN (1) CN116745244B (https=)
WO (1) WO2022163841A1 (https=)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3516233B2 (ja) * 2000-11-06 2004-04-05 日本板硝子株式会社 情報記録媒体用ガラス基板の製造方法
US6521862B1 (en) * 2001-10-09 2003-02-18 International Business Machines Corporation Apparatus and method for improving chamfer quality of disk edge surfaces with laser treatment
US10357850B2 (en) * 2012-09-24 2019-07-23 Electro Scientific Industries, Inc. Method and apparatus for machining a workpiece
WO2014051127A1 (ja) * 2012-09-28 2014-04-03 Hoya株式会社 磁気ディスク用ガラス基板の製造方法
EP3083514B1 (en) * 2013-12-17 2019-03-06 Corning Incorporated 3-d forming of glass and associated product
EP3186030B1 (en) * 2014-08-28 2023-02-22 IPG Photonics Corporation Multi-laser system and method for cutting and post-cut processing hard dielectric materials
JP7292006B2 (ja) * 2015-03-24 2023-06-16 コーニング インコーポレイテッド ディスプレイガラス組成物のレーザ切断及び加工
JP6783401B2 (ja) * 2018-01-31 2020-11-11 Hoya株式会社 円盤形状のガラス素板の製造方法、及び磁気ディスク用ガラス基板の製造方法
MY205265A (en) * 2018-11-30 2024-10-10 Hoya Corp Method for manufacturing glass plate, method for chamfering glass plate, and method for manufacturing magnetic disk
JP2020193124A (ja) * 2019-05-29 2020-12-03 三星ダイヤモンド工業株式会社 ガラス板に対する穴開け加工方法及び装置
CN113924276B (zh) * 2019-06-28 2024-10-01 Hoya株式会社 玻璃板的制造方法和磁盘的制造方法

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