JPS6242728B2 - - Google Patents

Info

Publication number
JPS6242728B2
JPS6242728B2 JP14390386A JP14390386A JPS6242728B2 JP S6242728 B2 JPS6242728 B2 JP S6242728B2 JP 14390386 A JP14390386 A JP 14390386A JP 14390386 A JP14390386 A JP 14390386A JP S6242728 B2 JPS6242728 B2 JP S6242728B2
Authority
JP
Japan
Prior art keywords
drill
diameter
diamond
diamond sintered
composite
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.)
Expired
Application number
JP14390386A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6294211A (ja
Inventor
Akio Hara
Masaya Myake
Shuji Yatsu
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to JP14390386A priority Critical patent/JPS6294211A/ja
Publication of JPS6294211A publication Critical patent/JPS6294211A/ja
Publication of JPS6242728B2 publication Critical patent/JPS6242728B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Welding Or Cutting Using Electron Beams (AREA)
  • Powder Metallurgy (AREA)
  • Drilling Tools (AREA)
JP14390386A 1986-06-19 1986-06-19 複合微少径ドリルおよびその製造法 Granted JPS6294211A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14390386A JPS6294211A (ja) 1986-06-19 1986-06-19 複合微少径ドリルおよびその製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14390386A JPS6294211A (ja) 1986-06-19 1986-06-19 複合微少径ドリルおよびその製造法

Publications (2)

Publication Number Publication Date
JPS6294211A JPS6294211A (ja) 1987-04-30
JPS6242728B2 true JPS6242728B2 (zh) 1987-09-09

Family

ID=15349750

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14390386A Granted JPS6294211A (ja) 1986-06-19 1986-06-19 複合微少径ドリルおよびその製造法

Country Status (1)

Country Link
JP (1) JPS6294211A (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0400978D0 (en) * 2004-01-16 2004-02-18 Element Six Ltd Diamond bonding
KR100933348B1 (ko) 2009-07-24 2009-12-22 (주)하나마이크로텍 마이크로 절삭공구용 초경합금 이종금속 스트레이트 블랭크소재와 이를 이용한 마이크로 드릴의 제작방법
US20200055125A1 (en) * 2018-08-17 2020-02-20 Star Cutter Company Cutting tool with protected joint

Also Published As

Publication number Publication date
JPS6294211A (ja) 1987-04-30

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