FR1425096A - Process for removing coal in a steep seam - Google Patents
Process for removing coal in a steep seamInfo
- Publication number
- FR1425096A FR1425096A FR6522A FR6522A FR1425096A FR 1425096 A FR1425096 A FR 1425096A FR 6522 A FR6522 A FR 6522A FR 6522 A FR6522 A FR 6522A FR 1425096 A FR1425096 A FR 1425096A
- Authority
- FR
- France
- Prior art keywords
- removing coal
- steep seam
- steep
- seam
- coal
- 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
- 239000003245 coal Substances 0.000 title 1
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 (en) | 1964-10-23 | 1964-10-23 | Process for mining coal in steep storage |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1425096A true FR1425096A (en) | 1966-01-14 |
Family
ID=7158576
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6522A Expired FR1425096A (en) | 1964-10-23 | 1965-02-22 | Process for removing coal in a steep seam |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE660282A (en) |
DE (1) | DE1208271B (en) |
ES (1) | ES311054A1 (en) |
FR (1) | FR1425096A (en) |
GB (1) | GB1043687A (en) |
NL (1) | NL6503735A (en) |
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 (en) * | 2016-06-23 | 2018-06-08 | 大同煤矿集团有限责任公司 | Super high seam working face gob side entry driving thin coal pillar stays equipment, method |
-
1964
- 1964-10-23 DE DEH54117A patent/DE1208271B/en active Pending
-
1965
- 1965-02-22 FR FR6522A patent/FR1425096A/en 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/en not_active Expired
- 1965-07-16 GB GB3021765A patent/GB1043687A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1208271B (en) | 1966-01-05 |
GB1043687A (en) | 1966-09-21 |
NL6503735A (en) | 1966-04-25 |
BE660282A (en) | 1965-06-16 |
ES311054A1 (en) | 1965-07-01 |
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