NL6503735A - - Google Patents
Info
- Publication number
- NL6503735A NL6503735A NL6503735A NL6503735A NL6503735A NL 6503735 A NL6503735 A NL 6503735A NL 6503735 A NL6503735 A NL 6503735A NL 6503735 A NL6503735 A NL 6503735A NL 6503735 A NL6503735 A NL 6503735A
- Authority
- NL
- Netherlands
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 |
|---|---|
| NL6503735A true NL6503735A (OSRAM) | 1966-04-25 |
Family
ID=7158576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6503735A NL6503735A (OSRAM) | 1964-10-23 | 1965-03-24 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE660282A (OSRAM) |
| DE (1) | DE1208271B (OSRAM) |
| ES (1) | ES311054A1 (OSRAM) |
| FR (1) | FR1425096A (OSRAM) |
| GB (1) | GB1043687A (OSRAM) |
| NL (1) | NL6503735A (OSRAM) |
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
-
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 |
|---|---|
| ES311054A1 (es) | 1965-07-01 |
| DE1208271B (de) | 1966-01-05 |
| GB1043687A (en) | 1966-09-21 |
| FR1425096A (fr) | 1966-01-14 |
| BE660282A (OSRAM) | 1965-06-16 |