JPS5720475B2 - - Google Patents

Info

Publication number
JPS5720475B2
JPS5720475B2 JP10052779A JP10052779A JPS5720475B2 JP S5720475 B2 JPS5720475 B2 JP S5720475B2 JP 10052779 A JP10052779 A JP 10052779A JP 10052779 A JP10052779 A JP 10052779A JP S5720475 B2 JPS5720475 B2 JP S5720475B2
Authority
JP
Japan
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
JP10052779A
Other languages
Japanese (ja)
Other versions
JPS5625594A (en
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 filed Critical
Priority to JP10052779A priority Critical patent/JPS5625594A/ja
Publication of JPS5625594A publication Critical patent/JPS5625594A/ja
Publication of JPS5720475B2 publication Critical patent/JPS5720475B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP10052779A 1979-08-06 1979-08-06 Tricoen bit and its manufacture Granted JPS5625594A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10052779A JPS5625594A (en) 1979-08-06 1979-08-06 Tricoen bit and its manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10052779A JPS5625594A (en) 1979-08-06 1979-08-06 Tricoen bit and its manufacture

Publications (2)

Publication Number Publication Date
JPS5625594A JPS5625594A (en) 1981-03-11
JPS5720475B2 true JPS5720475B2 (US06521211-20030218-C00004.png) 1982-04-28

Family

ID=14276427

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10052779A Granted JPS5625594A (en) 1979-08-06 1979-08-06 Tricoen bit and its manufacture

Country Status (1)

Country Link
JP (1) JPS5625594A (US06521211-20030218-C00004.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0196987U (US06521211-20030218-C00004.png) * 1987-12-19 1989-06-28

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS594788A (ja) * 1982-06-28 1984-01-11 工業技術院長 ロ−ラ−カツタ−ビツト
JPS6027191U (ja) * 1983-07-29 1985-02-23 三菱マテリアル株式会社 重錘式掘削機の刃先構造
US4597456A (en) * 1984-07-23 1986-07-01 Cdp, Ltd. Conical cutters for drill bits, and processes to produce same
US4562892A (en) * 1984-07-23 1986-01-07 Cdp, Ltd. Rolling cutters for drill bits

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0196987U (US06521211-20030218-C00004.png) * 1987-12-19 1989-06-28

Also Published As

Publication number Publication date
JPS5625594A (en) 1981-03-11

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