FI20020884A - Porausmenetelmä - Google Patents

Porausmenetelmä Download PDF

Info

Publication number
FI20020884A
FI20020884A FI20020884A FI20020884A FI20020884A FI 20020884 A FI20020884 A FI 20020884A FI 20020884 A FI20020884 A FI 20020884A FI 20020884 A FI20020884 A FI 20020884A FI 20020884 A FI20020884 A FI 20020884A
Authority
FI
Finland
Prior art keywords
drilling
procedure
Prior art date
Application number
FI20020884A
Other languages
English (en)
Swedish (sv)
Other versions
FI20020884A0 (fi
Inventor
Wayne N Lidkea
Gregory Robert Baiden
Original Assignee
Inco Ltd
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 Inco Ltd filed Critical Inco Ltd
Publication of FI20020884A0 publication Critical patent/FI20020884A0/fi
Publication of FI20020884A publication Critical patent/FI20020884A/fi

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

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)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
FI20020884A 2001-05-10 2002-05-08 Porausmenetelmä FI20020884A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/853,025 US6527345B2 (en) 2001-05-10 2001-05-10 Method for excavating a tunnel rock face by drilling a pattern of lifter and line holes

Publications (2)

Publication Number Publication Date
FI20020884A0 FI20020884A0 (fi) 2002-05-08
FI20020884A true FI20020884A (fi) 2002-11-11

Family

ID=25314830

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20020884A FI20020884A (fi) 2001-05-10 2002-05-08 Porausmenetelmä

Country Status (5)

Country Link
US (1) US6527345B2 (fi)
AU (1) AU759237B2 (fi)
CA (1) CA2385521C (fi)
FI (1) FI20020884A (fi)
SE (1) SE524164C2 (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101560882B (zh) * 2009-05-14 2011-10-05 中国水电顾问集团华东勘测设计研究院 一种掌子面强或极强岩爆防治开挖方法
CN102736124B (zh) * 2012-06-14 2014-03-19 北京市市政工程研究院 基于综合参数的隧道开挖围岩动态细化分级方法
CN104198676B (zh) * 2014-08-21 2015-11-25 同济大学 一种适用于铣挖隧道的围岩分级方法
CN108999613A (zh) * 2018-08-07 2018-12-14 中国水利水电第七工程局有限公司 一种高地应力区域地下洞室中下部开挖方法
CN109886534A (zh) * 2019-01-09 2019-06-14 中国铁建重工集团有限公司 用于隧道围岩分级的辨识方法及装置
SE544331C2 (en) 2020-08-18 2022-04-12 Epiroc Rock Drills Ab Apparatus and method for clearing a borehole opening
CN114485298B (zh) * 2022-02-09 2023-12-12 广西金建华爆破工程有限公司 一种定向控制光面爆破装置及爆破方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4611856A (en) 1981-03-23 1986-09-16 Occidental Oil Shale, Inc. Two-level, horizontal free face mining system for in situ oil shale retorts
US5232268B2 (en) 1992-04-01 1996-10-15 Dynatec International Limited Method of breaking a full face of rock for constructing shafts and tunnels
KR970007384B1 (en) * 1994-07-13 1997-05-08 Sunkyong Const Co Method for excavating a working face
JP3238635B2 (ja) * 1996-09-18 2001-12-17 日鉱金属株式会社 坑道掘進方法及び穿孔装置

Also Published As

Publication number Publication date
FI20020884A0 (fi) 2002-05-08
CA2385521A1 (en) 2002-11-10
US6527345B2 (en) 2003-03-04
SE524164C2 (sv) 2004-07-06
AU2029502A (en) 2002-12-05
US20020167215A1 (en) 2002-11-14
SE0201279D0 (sv) 2002-04-29
SE0201279L (sv) 2002-11-11
CA2385521C (en) 2005-12-06
AU759237B2 (en) 2003-04-10

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