JPS594796A - 無発破ベンチカツト工法 - Google Patents

無発破ベンチカツト工法

Info

Publication number
JPS594796A
JPS594796A JP11155682A JP11155682A JPS594796A JP S594796 A JPS594796 A JP S594796A JP 11155682 A JP11155682 A JP 11155682A JP 11155682 A JP11155682 A JP 11155682A JP S594796 A JPS594796 A JP S594796A
Authority
JP
Japan
Prior art keywords
hole
wedge
rock
sleeve
driven
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
JP11155682A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6245397B2 (https=
Inventor
宮地　明彦
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.)
JDC Corp
Original Assignee
JDC Corp
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 JDC Corp filed Critical JDC Corp
Priority to JP11155682A priority Critical patent/JPS594796A/ja
Publication of JPS594796A publication Critical patent/JPS594796A/ja
Publication of JPS6245397B2 publication Critical patent/JPS6245397B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
JP11155682A 1982-06-30 1982-06-30 無発破ベンチカツト工法 Granted JPS594796A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11155682A JPS594796A (ja) 1982-06-30 1982-06-30 無発破ベンチカツト工法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11155682A JPS594796A (ja) 1982-06-30 1982-06-30 無発破ベンチカツト工法

Publications (2)

Publication Number Publication Date
JPS594796A true JPS594796A (ja) 1984-01-11
JPS6245397B2 JPS6245397B2 (https=) 1987-09-26

Family

ID=14564377

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11155682A Granted JPS594796A (ja) 1982-06-30 1982-06-30 無発破ベンチカツト工法

Country Status (1)

Country Link
JP (1) JPS594796A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0425889U (https=) * 1990-06-18 1992-03-02

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7558572B2 (ja) 2021-07-01 2024-10-01 株式会社塩 内部構造体、流体特性変化装置及びその利用装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0425889U (https=) * 1990-06-18 1992-03-02

Also Published As

Publication number Publication date
JPS6245397B2 (https=) 1987-09-26

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