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公开(公告)号:EP3640226B1
公开(公告)日:2024-09-11
申请号:EP19213326.2
申请日:2016-03-24
IPC分类号: C04B35/52 , C22C26/00 , E21B10/567 , B24D3/00 , B24D18/00 , C01B32/25 , C04B35/645 , B22F7/06 , B22F7/08 , C22C29/08
CPC分类号: C04B35/52 , C22C26/00 , E21B10/567 , C04B35/645 , C04B2235/42720130101 , C04B2235/529620130101 , C04B2235/547220130101 , B22F7/06 , B22F7/08 , C22C29/08 , B24D3/008 , B24D18/0009 , C01B32/25
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公开(公告)号:EP3912758B1
公开(公告)日:2024-07-31
申请号:EP21175103.7
申请日:2021-05-20
IPC分类号: B24B3/52 , B24B3/56 , B24B9/00 , B24B9/04 , B24B33/055 , B24B33/08 , B24D18/00 , B24D3/06 , B24B3/48 , B26B21/56 , B26B9/00
CPC分类号: B24B3/52 , B24B3/56 , B24D18/00 , B24D18/009 , B24D3/06 , B24B9/002 , B24B9/04 , B24B33/055 , B24B33/081 , B24B3/485 , B26B21/56 , B26B9/00
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公开(公告)号:EP3683019B1
公开(公告)日:2024-07-10
申请号:EP18795917.6
申请日:2018-09-10
IPC分类号: C08G18/18 , C08G18/48 , C08G18/76 , C08J9/12 , C08J9/32 , B24D3/32 , B24D11/00 , B24D18/00 , B24B37/24 , C08G18/10
CPC分类号: B24D3/32 , B24D18/00 , B24B37/24 , B24D11/003 , B24D18/0009 , C08G18/18 , C08G18/10 , C08G2110/0020210101 , C08G18/7621 , C08G18/4854 , C08J9/122 , C08J2375/0420130101 , C08J2203/0620130101 , C08J9/32 , C08J2203/2220130101 , C08J2205/04420130101
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公开(公告)号:EP3455033B1
公开(公告)日:2024-04-24
申请号:EP17796790.8
申请日:2017-05-10
CPC分类号: B24D18/00 , C09K3/1409 , B24D3/346 , B24D18/0009 , B24D3/28
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公开(公告)号:EP4296000A1
公开(公告)日:2023-12-27
申请号:EP22771798.0
申请日:2022-03-17
发明人: PARK, Heedong , KWACK, Kyoung Kuk , LEE, Seh Kwang
摘要: A diamond disc includes: a shank base; a bonding layer formed on a surface of the shank base; and a plurality of boron-doped diamonds (BDD) disposed in the bonding layer to be exposed. At least some of the plurality of boron-doped diamonds are disposed in the bonding layer in a posture in which an uppermost surface thereof meeting a long axis of the boron-doped diamond is inclined downward from an upper end of the major axis.
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8.
公开(公告)号:EP3527327B1
公开(公告)日:2023-12-13
申请号:EP18806393.7
申请日:2018-05-24
发明人: KIM, Sang Woo , LEE, Seunghee , AHN, Kiho , KIM, Yulliana , KIM, Youngdae
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公开(公告)号:EP3664965B1
公开(公告)日:2023-11-29
申请号:EP18737891.4
申请日:2018-07-05
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