SE9500621L - Bidirectional drilling and blasting method and charge hole drilling used therefore - Google Patents

Bidirectional drilling and blasting method and charge hole drilling used therefore

Info

Publication number
SE9500621L
SE9500621L SE9500621A SE9500621A SE9500621L SE 9500621 L SE9500621 L SE 9500621L SE 9500621 A SE9500621 A SE 9500621A SE 9500621 A SE9500621 A SE 9500621A SE 9500621 L SE9500621 L SE 9500621L
Authority
SE
Sweden
Prior art keywords
drilling
blast holes
holes
pilot tunnel
powder
Prior art date
Application number
SE9500621A
Other languages
English (en)
Swedish (sv)
Other versions
SE9500621D0 (sv
Inventor
Chan Woo Lee
Jong Sik Lee
Jin O You
Chong Woo Shin
Gyu Jin Bae
Hong Deug Moon
Chang Young Kim
Sung Wan Hong
Original Assignee
Youone Engineering & Const
Korea Inst Construction Tech
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 Youone Engineering & Const, Korea Inst Construction Tech filed Critical Youone Engineering & Const
Publication of SE9500621D0 publication Critical patent/SE9500621D0/xx
Publication of SE9500621L publication Critical patent/SE9500621L/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/006—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries by making use of blasting methods
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10—Making by using boring or cutting machines
    • E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
    • E21D9/1013—Making by using boring or cutting machines with rotary cutting tools on a tool-carrier supported by a movable boom

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
SE9500621A 1994-11-18 1995-02-20 Bidirectional drilling and blasting method and charge hole drilling used therefore SE9500621L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940030471A KR0143712B1 (ko) 1994-11-18 1994-11-18 이방향 천공 발파방법 및 발파공 천공장치

Publications (2)

Publication Number Publication Date
SE9500621D0 SE9500621D0 (sv) 1995-02-20
SE9500621L true SE9500621L (sv) 1996-07-16

Family

ID=19398393

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9500621A SE9500621L (sv) 1994-11-18 1995-02-20 Bidirectional drilling and blasting method and charge hole drilling used therefore

Country Status (3)

Country Link
KR (1) KR0143712B1 (xx)
IT (1) IT1276563B1 (xx)
SE (1) SE9500621L (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100418133B1 (ko) * 2000-10-09 2004-02-14 에스케이건설 주식회사 터널 소단면 분할굴착방법
KR20200049922A (ko) 2018-10-29 2020-05-11 전남대학교산학협력단 하프장전 방법을 이용한 암반발파 방법
CN112796770A (zh) * 2020-12-30 2021-05-14 华能西藏雅鲁藏布江水电开发投资有限公司 一种隧道成型方法

Also Published As

Publication number Publication date
ITRM950284A0 (it) 1995-05-04
SE9500621D0 (sv) 1995-02-20
KR0143712B1 (ko) 1998-08-17
KR960018515A (ko) 1996-06-17
ITRM950284A1 (it) 1996-11-04
IT1276563B1 (it) 1997-11-03

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