Title:
ダイヤモンド工具ピース
Document Type and Number:
Japanese Patent JP6728395
Kind Code:
B2
Abstract:
A high-pressure high-temperature, HPHT, diamond tool piece and a method of producing an HPHT diamond tool piece. At least a portion of the HPHT diamond tool piece comprises an aggregated nitrogen centre to C-nitrogen centre ratio of greater than 30%. The method includes irradiating an HPHT diamond material to introduce vacancies in the diamond crystal lattice, annealing the HPHT diamond material such that at least a portion of the HPHT diamond material comprises an aggregated nitrogen centre to C-nitrogen centre ratio of greater than 30%, and processing the HPHT diamond material to form an HPHT diamond tool piece.
Inventors:
Scuffs frank
Hall jacqueline
Bodkin richard
Hall jacqueline
Bodkin richard
Application Number:
JP2018555726A
Publication Date:
July 22, 2020
Filing Date:
May 16, 2017
Export Citation:
Assignee:
Element Six (Yuke) Limited
International Classes:
B01J3/06; C30B29/04; B21C3/02; B23B27/14; B23B27/20; B24B53/12; C04B35/52
Domestic Patent References:
| JP2015134718A | ||||
| JP2014531967A |
Foreign References:
| WO2016010028A1 |
Attorney, Agent or Firm:
Shinichiro Tanaka
Disciple Maru Ken
▲吉▼田 和彦
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Hironobu Hattori
Disciple Maru Ken
▲吉▼田 和彦
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Hironobu Hattori