JPS59173480A - 掘削用ビツト及びその製造方法 - Google Patents

掘削用ビツト及びその製造方法

Info

Publication number
JPS59173480A
JPS59173480A JP4684583A JP4684583A JPS59173480A JP S59173480 A JPS59173480 A JP S59173480A JP 4684583 A JP4684583 A JP 4684583A JP 4684583 A JP4684583 A JP 4684583A JP S59173480 A JPS59173480 A JP S59173480A
Authority
JP
Japan
Prior art keywords
alloy
bit
carbide tip
mold
matrix alloy
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.)
Granted
Application number
JP4684583A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6312998B2 (hu
Inventor
佐藤　壽彦
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.)
Tone Boring Co Ltd
TONE BORING KK
Original Assignee
Tone Boring Co Ltd
TONE BORING KK
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 Tone Boring Co Ltd, TONE BORING KK filed Critical Tone Boring Co Ltd
Priority to JP4684583A priority Critical patent/JPS59173480A/ja
Publication of JPS59173480A publication Critical patent/JPS59173480A/ja
Publication of JPS6312998B2 publication Critical patent/JPS6312998B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP4684583A 1983-03-18 1983-03-18 掘削用ビツト及びその製造方法 Granted JPS59173480A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4684583A JPS59173480A (ja) 1983-03-18 1983-03-18 掘削用ビツト及びその製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4684583A JPS59173480A (ja) 1983-03-18 1983-03-18 掘削用ビツト及びその製造方法

Publications (2)

Publication Number Publication Date
JPS59173480A true JPS59173480A (ja) 1984-10-01
JPS6312998B2 JPS6312998B2 (hu) 1988-03-23

Family

ID=12758674

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4684583A Granted JPS59173480A (ja) 1983-03-18 1983-03-18 掘削用ビツト及びその製造方法

Country Status (1)

Country Link
JP (1) JPS59173480A (hu)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013506780A (ja) * 2009-10-05 2013-02-28 アトラス コプコ セコロック アクチボラゲット 衝撃掘削用ドリルビットの硬質金属インサート及び硬質金属インサートを研磨する方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013506780A (ja) * 2009-10-05 2013-02-28 アトラス コプコ セコロック アクチボラゲット 衝撃掘削用ドリルビットの硬質金属インサート及び硬質金属インサートを研磨する方法

Also Published As

Publication number Publication date
JPS6312998B2 (hu) 1988-03-23

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