CA1231729A - Methode et dispositif de foration dans les strates dures - Google Patents
Methode et dispositif de foration dans les strates duresInfo
- Publication number
- CA1231729A CA1231729A CA000449751A CA449751A CA1231729A CA 1231729 A CA1231729 A CA 1231729A CA 000449751 A CA000449751 A CA 000449751A CA 449751 A CA449751 A CA 449751A CA 1231729 A CA1231729 A CA 1231729A
- Authority
- CA
- Canada
- Prior art keywords
- impact
- paths
- hard material
- hammers
- support
- 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
- 238000005553 drilling Methods 0.000 title claims abstract description 51
- 239000000463 material Substances 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000011435 rock Substances 0.000 claims abstract description 20
- 238000013467 fragmentation Methods 0.000 claims description 16
- 238000006062 fragmentation reaction Methods 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000002226 simultaneous effect Effects 0.000 claims 1
- 241000251131 Sphyrna Species 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- BALXUFOVQVENIU-KXNXZCPBSA-N pseudoephedrine hydrochloride Chemical compound [H+].[Cl-].CN[C@@H](C)[C@@H](O)C1=CC=CC=C1 BALXUFOVQVENIU-KXNXZCPBSA-N 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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
- E21D9/10—Making by using boring or cutting machines
- E21D9/106—Making by using boring or cutting machines with percussive tools, e.g. pick-hammers
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000449751A CA1231729A (fr) | 1984-03-16 | 1984-03-16 | Methode et dispositif de foration dans les strates dures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000449751A CA1231729A (fr) | 1984-03-16 | 1984-03-16 | Methode et dispositif de foration dans les strates dures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1231729A true CA1231729A (fr) | 1988-01-19 |
Family
ID=4127417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000449751A Expired CA1231729A (fr) | 1984-03-16 | 1984-03-16 | Methode et dispositif de foration dans les strates dures |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1231729A (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114856556A (zh) * | 2022-04-05 | 2022-08-05 | 中南大学 | 一种自诊断预切孔动态拉剪破岩方法及装置 |
-
1984
- 1984-03-16 CA CA000449751A patent/CA1231729A/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114856556A (zh) * | 2022-04-05 | 2022-08-05 | 中南大学 | 一种自诊断预切孔动态拉剪破岩方法及装置 |
| CN114856556B (zh) * | 2022-04-05 | 2023-03-07 | 中南大学 | 一种自诊断预切孔动态拉剪破岩方法及装置 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |