ES407296A1 - Dispositivo de entibacion minera de varias partes, capaz deceder, para galerias de extraccion. - Google Patents
Dispositivo de entibacion minera de varias partes, capaz deceder, para galerias de extraccion.Info
- Publication number
- ES407296A1 ES407296A1 ES407296A ES407296A ES407296A1 ES 407296 A1 ES407296 A1 ES 407296A1 ES 407296 A ES407296 A ES 407296A ES 407296 A ES407296 A ES 407296A ES 407296 A1 ES407296 A1 ES 407296A1
- Authority
- ES
- Spain
- Prior art keywords
- shoring
- support shoe
- roof
- pit
- gallery
- 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
- 238000000605 extraction Methods 0.000 abstract 2
- 210000000078 claw Anatomy 0.000 abstract 1
- 238000005065 mining Methods 0.000 abstract 1
- 230000000750 progressive effect Effects 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
- E21D11/183—Supporting means for arch members, not provided for in E21D11/22
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712159288 DE2159288C (de) | 1971-11-30 | Mehrteiliger nachgiebiger Gruben ausbau fur Abbaustrecken | |
DE19722235794 DE2235794C2 (de) | 1972-07-21 | 1972-07-21 | Mehrteiliger nachgiebiger Gruben ausbau für Abbaustrecken |
Publications (1)
Publication Number | Publication Date |
---|---|
ES407296A1 true ES407296A1 (es) | 1975-10-16 |
Family
ID=25762102
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES407296A Expired ES407296A1 (es) | 1971-11-30 | 1972-10-04 | Dispositivo de entibacion minera de varias partes, capaz deceder, para galerias de extraccion. |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE790880A (es) |
ES (1) | ES407296A1 (es) |
FR (1) | FR2161940B1 (es) |
GB (1) | GB1405635A (es) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2657739C3 (de) * | 1976-12-20 | 1979-12-20 | Bochumer Eisenhuette Heintzmann Gmbh & Co, 4630 Bochum | Ausbau im Übergang von einer durchgehenden auf eine abzweigende Strecke |
-
0
- BE BE790880D patent/BE790880A/xx not_active IP Right Cessation
-
1972
- 1972-10-04 ES ES407296A patent/ES407296A1/es not_active Expired
- 1972-10-31 FR FR7238586A patent/FR2161940B1/fr not_active Expired
- 1972-11-23 GB GB5416672A patent/GB1405635A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE790880A (fr) | 1973-05-03 |
FR2161940A1 (es) | 1973-07-13 |
GB1405635A (en) | 1975-09-10 |
FR2161940B1 (es) | 1977-01-14 |
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