IN154207B - - Google Patents
Info
- Publication number
- IN154207B IN154207B IN390/CAL/81A IN390CA1981A IN154207B IN 154207 B IN154207 B IN 154207B IN 390CA1981 A IN390CA1981 A IN 390CA1981A IN 154207 B IN154207 B IN 154207B
- Authority
- IN
- India
Links
Classifications
-
- 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)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Working Measures On Existing Buildindgs (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
- Lining And Supports For Tunnels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU8080907A HU179378B (en) | 1980-04-15 | 1980-04-15 | Method for falling high coal bed |
Publications (1)
Publication Number | Publication Date |
---|---|
IN154207B true IN154207B (ja) | 1984-10-06 |
Family
ID=10951995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN390/CAL/81A IN154207B (ja) | 1980-04-15 | 1981-04-09 |
Country Status (8)
Country | Link |
---|---|
US (1) | US4400035A (ja) |
CS (1) | CS272752B2 (ja) |
DE (1) | DE3115293C2 (ja) |
FR (1) | FR2480349A1 (ja) |
GB (1) | GB2073806B (ja) |
HU (1) | HU179378B (ja) |
IN (1) | IN154207B (ja) |
PL (1) | PL131711B1 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HU183660B (en) | 1981-11-03 | 1984-05-28 | Tatabanyai Szenbanyak | Mining method particularly for breaking exploitation of large-extension mineral occurrences |
AT375150B (de) * | 1982-07-13 | 1984-07-10 | Tatabanyai Szenbanyak | Abbauverfahren zur gewinnung von mineralen |
CN102966353A (zh) * | 2012-10-26 | 2013-03-13 | 枣庄矿业集团高庄煤业有限公司 | 厚煤层桥拱式三下压煤全采方法 |
CN104632219B (zh) * | 2015-01-14 | 2017-03-29 | 中国矿业大学 | 厚煤层大采高沿空留巷方法 |
CN104712338A (zh) * | 2015-01-15 | 2015-06-17 | 山东科技大学 | 一种厚煤层综放工作面双层硬厚岩层超前预裂方法 |
CN105201508A (zh) * | 2015-09-19 | 2015-12-30 | 中国煤炭科工集团太原研究院有限公司 | 一种厚煤层坚硬顶板条件下连续采煤机回采方法 |
CN106401586B (zh) * | 2016-06-24 | 2019-02-22 | 中国矿业大学 | 一种煤岩同采工作面的煤岩分选与利用方法 |
CN108320074B (zh) * | 2017-12-29 | 2021-10-08 | 中国神华能源股份有限公司 | 开采区域采动程度的判断方法、装置、存储介质和系统 |
CN108915764B (zh) * | 2018-07-09 | 2019-04-30 | 中国矿业大学 | 一种预留巷道胶结充填回收房式煤柱的方法 |
CN111441771B (zh) * | 2020-04-03 | 2021-09-14 | 河北煤炭科学研究院有限公司 | 一种底板岩溶水害地面区域治理工作面安全范围确定方法 |
CN113236254B (zh) * | 2021-06-25 | 2022-06-14 | 中国矿业大学 | 一种露天矿端帮大倾角厚煤层充填开采方法 |
CN114575845B (zh) * | 2022-03-01 | 2024-07-02 | 中煤能源研究院有限责任公司 | 一种房柱式悬顶采空区防爆隔离煤柱宽度校核方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR588754A (fr) * | 1924-03-22 | 1925-05-15 | Procédé d'exploitation des mines de charbon | |
FR632104A (fr) * | 1926-07-13 | 1928-01-04 | Procédé d'exploitation pour les mines de charbon | |
DE685426C (de) * | 1938-03-26 | 1939-12-18 | Otto Fleischer Dr Ing | Verfahren zum Abbau von Floezen in Scheiben von oben nach unten |
US2846205A (en) * | 1952-04-19 | 1958-08-05 | Philip B Bucky | Mining method for supporting geological structures |
DE1156036B (de) * | 1958-01-16 | 1963-10-24 | Gewerk Eisenhuette Westfalia | Verfahren zur vollmechanischen Gewinnung von maechtigen Lagerstaetten im Scheibenbau |
US3527500A (en) * | 1969-02-27 | 1970-09-08 | Shell Oil Co | Method of mining relatively thick mineral deposits |
US3999804A (en) * | 1976-03-08 | 1976-12-28 | Atlantic Richfield Company | Longwall mining with chain pillar recovery |
US4219237A (en) * | 1977-09-30 | 1980-08-26 | The United States Of America As Represented By The United States Department Of Energy | Method for maximizing shale oil recovery from an underground formation |
US4174135A (en) * | 1978-04-10 | 1979-11-13 | Bechtel International Corporation | Underground formed wall single-entry mining method |
HU177046B (hu) * | 1979-02-14 | 1981-06-28 | Tatabanyai Szenbanyak | Sposob poslojnoj obvalnoj vyrabotki tol'stogo ugol'nogo plasta |
-
1980
- 1980-04-15 HU HU8080907A patent/HU179378B/hu not_active IP Right Cessation
-
1981
- 1981-04-06 US US06/251,356 patent/US4400035A/en not_active Expired - Fee Related
- 1981-04-09 IN IN390/CAL/81A patent/IN154207B/en unknown
- 1981-04-10 CS CS273181A patent/CS272752B2/cs unknown
- 1981-04-13 PL PL1981230667A patent/PL131711B1/pl unknown
- 1981-04-13 GB GB8111743A patent/GB2073806B/en not_active Expired
- 1981-04-13 FR FR8107358A patent/FR2480349A1/fr active Granted
- 1981-04-15 DE DE3115293A patent/DE3115293C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CS272752B2 (en) | 1991-02-12 |
PL230667A1 (ja) | 1981-12-23 |
US4400035A (en) | 1983-08-23 |
DE3115293A1 (de) | 1982-04-15 |
PL131711B1 (en) | 1984-12-31 |
GB2073806A (en) | 1981-10-21 |
CS273181A2 (en) | 1990-06-13 |
DE3115293C2 (de) | 1985-07-11 |
FR2480349A1 (fr) | 1981-10-16 |
GB2073806B (en) | 1984-09-12 |
FR2480349B1 (ja) | 1984-11-16 |
HU179378B (en) | 1982-10-28 |