ES449723A1 - Procedimiento para desalojar y fragmentar una masa de mate- rial del techo de una camara subterranea por una carga ex- plosiva. - Google Patents

Procedimiento para desalojar y fragmentar una masa de mate- rial del techo de una camara subterranea por una carga ex- plosiva.

Info

Publication number
ES449723A1
ES449723A1 ES449723A ES449723A ES449723A1 ES 449723 A1 ES449723 A1 ES 449723A1 ES 449723 A ES449723 A ES 449723A ES 449723 A ES449723 A ES 449723A ES 449723 A1 ES449723 A1 ES 449723A1
Authority
ES
Spain
Prior art keywords
mass
mineral
holes
crater
ore
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.)
Expired
Application number
ES449723A
Other languages
English (en)
Spanish (es)
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.)
PPG Architectural Coatings Canada Inc
Original Assignee
Canadian Industries 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 Canadian Industries Ltd filed Critical Canadian Industries Ltd
Publication of ES449723A1 publication Critical patent/ES449723A1/es
Expired legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D13/00Large underground chambers; Methods or apparatus for making them
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21CMINING OR QUARRYING
    • E21C41/00Methods of underground or surface mining; Layouts therefor
    • E21C41/16Methods of underground mining; Layouts therefor
    • E21C41/22Methods of underground mining; Layouts therefor for ores, e.g. mining placers
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/006Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries by making use of blasting methods
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42DBLASTING
    • F42D1/00Blasting methods or apparatus, e.g. loading or tamping

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Remote Sensing (AREA)
  • General Engineering & Computer Science (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
ES449723A 1975-07-11 1976-07-09 Procedimiento para desalojar y fragmentar una masa de mate- rial del techo de una camara subterranea por una carga ex- plosiva. Expired ES449723A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA231,434A CA1012564A (en) 1975-07-11 1975-07-11 Method of underground mining

Publications (1)

Publication Number Publication Date
ES449723A1 true ES449723A1 (es) 1977-08-01

Family

ID=4103604

Family Applications (1)

Application Number Title Priority Date Filing Date
ES449723A Expired ES449723A1 (es) 1975-07-11 1976-07-09 Procedimiento para desalojar y fragmentar una masa de mate- rial del techo de una camara subterranea por una carga ex- plosiva.

Country Status (18)

Country Link
JP (1) JPS529601A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU497215B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1012564A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DD (1) DD126080A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2630979A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK297376A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES449723A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FI (1) FI762019A7 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2317474A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1538494A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IL (1) IL49894A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IN (1) IN142616B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
MX (1) MX145910A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO762410L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
PT (1) PT65353B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE417855B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ZA (1) ZA763697B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ZM (1) ZM8776A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4146272A (en) * 1977-09-14 1979-03-27 Occidental Oil Shale, Inc. Explosive placement for explosive expansion toward spaced apart voids
US4349227A (en) * 1979-08-20 1982-09-14 Occidental Oil Shale Mining system for in situ oil shale retorts
US4336966A (en) 1979-11-05 1982-06-29 Occidental Oil Shale, Inc. Cratering in the deep cratering region to form an in situ oil shale retort
US4345794A (en) * 1980-11-10 1982-08-24 Occidental Oil Shale, Inc. Placement of explosive for forming in situ oil shale retort
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
RU2130166C1 (ru) * 1997-10-28 1999-05-10 Басс Георгий Анатольевич Способ уничтожения боеприпасов с использованием энергии зарядов и металла корпусов
RU2139490C1 (ru) * 1998-04-09 1999-10-10 Общество с ограниченной ответственностью "Гидроспецпроект" Способ взрывания вблизи охраняемых объектов
RU2165591C1 (ru) * 1999-09-22 2001-04-20 Федеральный центр двойных технологий "Союз" Способ ликвидации скрепленных зарядов трт с отделяемыми днищами
CN108661643B (zh) * 2018-04-25 2019-08-16 太原理工大学 一种采煤工作面末采回撤通道切顶卸压护巷方法
CN113404498B (zh) * 2021-06-18 2024-01-05 安徽金日晟矿业有限责任公司 一种vcr采矿方法
CN114427463B (zh) * 2022-01-25 2022-11-15 长沙矿山研究院有限责任公司 深部矿床下向进路式盘区分区卸荷分层超前卸压回采方法
CN115450627A (zh) * 2022-08-30 2022-12-09 深圳市中金岭南有色金属股份有限公司凡口铅锌矿 Vcr法破顶层与底柱同时回采方法
CN115468465A (zh) * 2022-09-28 2022-12-13 彝良驰宏矿业有限公司 一种无掏槽快速形成补偿空间的爆破方法
CN115655039A (zh) * 2022-09-29 2023-01-31 窑街煤电集团有限公司 一种防冲用炸药静电筒及中深孔装药爆破卸压方法

Also Published As

Publication number Publication date
DE2630979A1 (de) 1977-01-20
IL49894A0 (en) 1976-08-31
NO762410L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-01-12
FR2317474A1 (fr) 1977-02-04
PT65353A (en) 1976-08-01
IN142616B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-08-06
ZM8776A1 (en) 1978-10-23
DK297376A (da) 1977-01-12
AU497215B2 (en) 1978-12-07
ZA763697B (en) 1977-05-25
JPS529601A (en) 1977-01-25
FR2317474B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-06-27
AU1529376A (en) 1978-01-05
IL49894A (en) 1978-06-15
GB1538494A (en) 1979-01-17
CA1012564A (en) 1977-06-21
SE7607841L (sv) 1977-01-12
FI762019A7 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-01-12
SE417855B (sv) 1981-04-13
DD126080A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-06-15
PT65353B (en) 1978-01-09
MX145910A (es) 1982-04-21

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