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
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000005065 mining Methods 0.000 title 1
- 239000002360 explosive Substances 0.000 abstract 4
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 3
- 239000011707 mineral Substances 0.000 abstract 3
- 238000005553 drilling Methods 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D13/00—Large underground chambers; Methods or apparatus for making them
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/16—Methods of underground mining; Layouts therefor
- E21C41/22—Methods of underground mining; Layouts therefor for ores, e.g. mining placers
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting 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)
- General Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
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 (es) |
AU (1) | AU497215B2 (es) |
CA (1) | CA1012564A (es) |
DD (1) | DD126080A5 (es) |
DE (1) | DE2630979A1 (es) |
DK (1) | DK297376A (es) |
ES (1) | ES449723A1 (es) |
FI (1) | FI762019A (es) |
FR (1) | FR2317474A1 (es) |
GB (1) | GB1538494A (es) |
IL (1) | IL49894A (es) |
IN (1) | IN142616B (es) |
MX (1) | MX145910A (es) |
NO (1) | NO762410L (es) |
PT (1) | PT65353B (es) |
SE (1) | SE417855B (es) |
ZA (1) | ZA763697B (es) |
ZM (1) | ZM8776A1 (es) |
Families Citing this family (9)
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 |
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 |
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 |
-
1975
- 1975-07-11 CA CA231,434A patent/CA1012564A/en not_active Expired
-
1976
- 1976-06-22 ZA ZA763697A patent/ZA763697B/xx unknown
- 1976-06-24 IN IN1129/CAL/76A patent/IN142616B/en unknown
- 1976-06-24 IL IL49894A patent/IL49894A/xx unknown
- 1976-06-25 AU AU15293/76A patent/AU497215B2/en not_active Expired
- 1976-06-30 ZM ZM7687A patent/ZM8776A1/xx unknown
- 1976-07-01 DK DK297376A patent/DK297376A/da unknown
- 1976-07-07 MX MX165410A patent/MX145910A/es unknown
- 1976-07-08 SE SE7607841A patent/SE417855B/xx unknown
- 1976-07-09 FI FI762019A patent/FI762019A/fi not_active Application Discontinuation
- 1976-07-09 GB GB28586/76A patent/GB1538494A/en not_active Expired
- 1976-07-09 ES ES449723A patent/ES449723A1/es not_active Expired
- 1976-07-09 DE DE19762630979 patent/DE2630979A1/de not_active Withdrawn
- 1976-07-09 FR FR7621193A patent/FR2317474A1/fr active Granted
- 1976-07-09 JP JP51081062A patent/JPS529601A/ja active Pending
- 1976-07-09 NO NO762410A patent/NO762410L/no unknown
- 1976-07-09 PT PT65353A patent/PT65353B/pt unknown
- 1976-07-09 DD DD193786A patent/DD126080A5/xx unknown
Also Published As
Publication number | Publication date |
---|---|
SE417855B (sv) | 1981-04-13 |
FR2317474A1 (fr) | 1977-02-04 |
NO762410L (es) | 1977-01-12 |
JPS529601A (en) | 1977-01-25 |
DD126080A5 (es) | 1977-06-15 |
ZM8776A1 (en) | 1978-10-23 |
AU497215B2 (en) | 1978-12-07 |
IN142616B (es) | 1977-08-06 |
FI762019A (es) | 1977-01-12 |
ZA763697B (en) | 1977-05-25 |
PT65353A (en) | 1976-08-01 |
DE2630979A1 (de) | 1977-01-20 |
SE7607841L (sv) | 1977-01-12 |
DK297376A (da) | 1977-01-12 |
CA1012564A (en) | 1977-06-21 |
MX145910A (es) | 1982-04-21 |
FR2317474B1 (es) | 1980-06-27 |
IL49894A0 (en) | 1976-08-31 |
PT65353B (en) | 1978-01-09 |
AU1529376A (en) | 1978-01-05 |
IL49894A (en) | 1978-06-15 |
GB1538494A (en) | 1979-01-17 |
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