BE660282A - - Google Patents
Info
- Publication number
- BE660282A BE660282A BE660282DA BE660282A BE 660282 A BE660282 A BE 660282A BE 660282D A BE660282D A BE 660282DA BE 660282 A BE660282 A BE 660282A
- Authority
- BE
- Belgium
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F15/00—Methods or devices for placing filling-up materials in underground workings
-
- 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
- E21C41/18—Methods of underground mining; Layouts therefor for brown or hard coal
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEH54117A DE1208271B (de) | 1964-10-23 | 1964-10-23 | Verfahren zum Abbau von Kohle in steiler Lagerung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE660282A true BE660282A (US20110009641A1-20110113-C00256.png) | 1965-06-16 |
Family
ID=7158576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE660282D BE660282A (US20110009641A1-20110113-C00256.png) | 1964-10-23 | 1965-02-26 |
Country Status (6)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0028124A1 (en) * | 1979-10-26 | 1981-05-06 | Ipi Contractors Ag | Method of mining |
| US4836612A (en) * | 1987-08-25 | 1989-06-06 | Serata Geomechanics, Inc. | Stress control mining method and apparatus |
| CN106089207B (zh) * | 2016-06-23 | 2018-06-08 | 大同煤矿集团有限责任公司 | 特厚煤层工作面沿空掘巷窄煤柱留设方法 |
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1964
- 1964-10-23 DE DEH54117A patent/DE1208271B/de active Pending
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1965
- 1965-02-22 FR FR6522A patent/FR1425096A/fr not_active Expired
- 1965-02-26 BE BE660282D patent/BE660282A/xx unknown
- 1965-03-24 NL NL6503735A patent/NL6503735A/xx unknown
- 1965-03-26 ES ES0311054A patent/ES311054A1/es not_active Expired
- 1965-07-16 GB GB3021765A patent/GB1043687A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1208271B (de) | 1966-01-05 |
| FR1425096A (fr) | 1966-01-14 |
| NL6503735A (US20110009641A1-20110113-C00256.png) | 1966-04-25 |
| ES311054A1 (es) | 1965-07-01 |
| GB1043687A (en) | 1966-09-21 |
