JPH0569073B2 - - Google Patents

Info

Publication number
JPH0569073B2
JPH0569073B2 JP29976686A JP29976686A JPH0569073B2 JP H0569073 B2 JPH0569073 B2 JP H0569073B2 JP 29976686 A JP29976686 A JP 29976686A JP 29976686 A JP29976686 A JP 29976686A JP H0569073 B2 JPH0569073 B2 JP H0569073B2
Authority
JP
Japan
Prior art keywords
cutting
weight
sintered body
layer
base
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 - Fee Related
Application number
JP29976686A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63185876A (ja
Inventor
Akyasu Okuno
Shoichi Watanabe
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.)
Niterra Co Ltd
Original Assignee
NGK Spark Plug Co 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 NGK Spark Plug Co Ltd filed Critical NGK Spark Plug Co Ltd
Publication of JPS63185876A publication Critical patent/JPS63185876A/ja
Publication of JPH0569073B2 publication Critical patent/JPH0569073B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Cutting Tools, Boring Holders, And Turrets (AREA)
JP29976686A 1986-09-13 1986-12-16 セラミツク工具材料 Granted JPS63185876A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61-216358 1986-09-13
JP21635886 1986-09-13

Publications (2)

Publication Number Publication Date
JPS63185876A JPS63185876A (ja) 1988-08-01
JPH0569073B2 true JPH0569073B2 (fr) 1993-09-30

Family

ID=16687307

Family Applications (1)

Application Number Title Priority Date Filing Date
JP29976686A Granted JPS63185876A (ja) 1986-09-13 1986-12-16 セラミツク工具材料

Country Status (1)

Country Link
JP (1) JPS63185876A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69015509T2 (de) * 1989-02-22 1995-05-11 Kobe Steel Ltd Aluminiumoxidkeramik, ihre herstellung und wegwerfstück daraus.

Also Published As

Publication number Publication date
JPS63185876A (ja) 1988-08-01

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees