JPWO2022044153A1 - - Google Patents

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Publication number
JPWO2022044153A1
JPWO2022044153A1 JP2021571960A JP2021571960A JPWO2022044153A1 JP WO2022044153 A1 JPWO2022044153 A1 JP WO2022044153A1 JP 2021571960 A JP2021571960 A JP 2021571960A JP 2021571960 A JP2021571960 A JP 2021571960A JP WO2022044153 A1 JPWO2022044153 A1 JP WO2022044153A1
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.)
Granted
Application number
JP2021571960A
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Japanese (ja)
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JP7176138B2 (ja
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.)
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Publication of JPWO2022044153A1 publication Critical patent/JPWO2022044153A1/ja
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Publication of JP7176138B2 publication Critical patent/JP7176138B2/ja
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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C37/00—Other methods or devices for dislodging with or without loading
    • E21C37/02—Other methods or devices for dislodging with or without loading by wedges

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
JP2021571960A 2020-08-26 2020-08-26 多連式油圧ビッガー割岩装置 Active JP7176138B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/032151 WO2022044153A1 (ja) 2020-08-26 2020-08-26 多連式油圧ビッガー割岩装置

Publications (2)

Publication Number Publication Date
JPWO2022044153A1 true JPWO2022044153A1 (enrdf_load_stackoverflow) 2022-03-03
JP7176138B2 JP7176138B2 (ja) 2022-11-21

Family

ID=80352880

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021571960A Active JP7176138B2 (ja) 2020-08-26 2020-08-26 多連式油圧ビッガー割岩装置

Country Status (2)

Country Link
JP (1) JP7176138B2 (enrdf_load_stackoverflow)
WO (1) WO2022044153A1 (enrdf_load_stackoverflow)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6095096A (ja) * 1983-10-28 1985-05-28 古河機械金属株式会社 ベンチカツト工法におけるさく孔方式
JPS61242262A (ja) * 1985-04-16 1986-10-28 三菱重工業株式会社 構造物の表層剥離方法
JPS635092U (enrdf_load_stackoverflow) * 1986-06-27 1988-01-13
JP2007083177A (ja) * 2005-09-22 2007-04-05 High Frequency Heattreat Co Ltd 破砕方法および破砕具
KR20160067649A (ko) * 2014-12-04 2016-06-14 박재현 시공 기간 단축을 위한 무진동 할암 방식 터널시공방법
JP2018193678A (ja) * 2017-05-12 2018-12-06 株式会社増岡組 トンネル掘削方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6095096A (ja) * 1983-10-28 1985-05-28 古河機械金属株式会社 ベンチカツト工法におけるさく孔方式
JPS61242262A (ja) * 1985-04-16 1986-10-28 三菱重工業株式会社 構造物の表層剥離方法
JPS635092U (enrdf_load_stackoverflow) * 1986-06-27 1988-01-13
JP2007083177A (ja) * 2005-09-22 2007-04-05 High Frequency Heattreat Co Ltd 破砕方法および破砕具
KR20160067649A (ko) * 2014-12-04 2016-06-14 박재현 시공 기간 단축을 위한 무진동 할암 방식 터널시공방법
JP2018193678A (ja) * 2017-05-12 2018-12-06 株式会社増岡組 トンネル掘削方法

Also Published As

Publication number Publication date
WO2022044153A1 (ja) 2022-03-03
JP7176138B2 (ja) 2022-11-21

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