GB1471746A - - Google Patents
Info
- Publication number
- GB1471746A GB1471746A GB3380974A GB3380974A GB1471746A GB 1471746 A GB1471746 A GB 1471746A GB 3380974 A GB3380974 A GB 3380974A GB 3380974 A GB3380974 A GB 3380974A GB 1471746 A GB1471746 A GB 1471746A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cutting device
- face
- foam support
- support material
- seam
- 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
- 239000000463 material Substances 0.000 abstract 6
- 239000006260 foam Substances 0.000 abstract 3
- 239000000428 dust Substances 0.000 abstract 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 2
- 239000007789 gas Substances 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000005065 mining Methods 0.000 abstract 1
- 239000007921 spray Substances 0.000 abstract 1
- 230000001629 suppression Effects 0.000 abstract 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)
- Cleaning In General (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US388747A US3892442A (en) | 1973-08-16 | 1973-08-16 | Mining method |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1471746A true GB1471746A (fr) | 1977-04-27 |
Family
ID=23535337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3380974A Expired GB1471746A (fr) | 1973-08-16 | 1974-07-31 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3892442A (fr) |
CA (1) | CA999311A (fr) |
DE (1) | DE2439399A1 (fr) |
GB (1) | GB1471746A (fr) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3980340A (en) * | 1974-03-18 | 1976-09-14 | World Oil Mining Ltd. | Method for longwall mining with side-by-side arch sections |
US4059309A (en) * | 1974-04-16 | 1977-11-22 | Cleary James M | Apparatus and method for cutting elongated slots in earth formations |
US4061399A (en) * | 1976-03-05 | 1977-12-06 | Ray M. Baughman | Mining by insertion of cutting modules into shaft for connection and actuation |
US3999804A (en) * | 1976-03-08 | 1976-12-28 | Atlantic Richfield Company | Longwall mining with chain pillar recovery |
US4237182A (en) * | 1978-11-02 | 1980-12-02 | W. R. Grace & Co. | Method of sealing interior mine surface with a fire retardant hydrophilic polyurethane foam and resulting product |
FR2536114A1 (fr) * | 1982-11-16 | 1984-05-18 | Dowty Meco Ltd | Procede d'exploitation des mineraux |
US4583784A (en) * | 1984-01-16 | 1986-04-22 | Mobil Oil Corporation | Use of foam as a borehole ground support system |
US4693284A (en) * | 1986-07-30 | 1987-09-15 | Petro Fill, Inc. | Method for underground storage tank abandonment |
US4744700A (en) * | 1987-02-24 | 1988-05-17 | Washington Penn Plastic Co. | Method for filling abandoned mines |
US5436396A (en) * | 1992-06-22 | 1995-07-25 | Sandvik Rock Tools, Inc. | Stabilizing compositions and methods for stabilizing subterranean formations |
US20030092848A1 (en) * | 2001-09-11 | 2003-05-15 | Ashok Sengupta | Sprayable liner for supporting the rock surface of a mine |
AU2008282110A1 (en) * | 2007-07-31 | 2009-02-05 | San Juan Coal Company | Use of foam to increase resistance to gas flow in mine applications and apparatus for delivering same |
US8262167B2 (en) | 2009-08-20 | 2012-09-11 | George Anthony Aulisio | Apparatus and method for mining coal |
BR112012028721A2 (pt) | 2010-05-12 | 2016-07-19 | 3M Innovative Properties Co | método para reforçar rocha ou superfície de concreto irregulares, superfície revestida e compósito |
US8882204B2 (en) | 2012-08-21 | 2014-11-11 | George Anthony Aulisio | Apparatus and method for mining coal |
RU2551585C1 (ru) * | 2014-02-20 | 2015-05-27 | Федеральное государственное бюджетное учреждение науки Институт горного дела Севера им. Н.В. Черского Сибирского отделения Российской академии наук | Способ герметизации противофильтрационного экрана под водоемом после отработки карьера |
CN104929639A (zh) * | 2015-05-23 | 2015-09-23 | 西安科技大学 | 一种柔性条带充填保水开采方法 |
CN113446005B (zh) * | 2021-07-27 | 2022-04-01 | 中国矿业大学 | 一种边坡地质灾害治理与矿产资源回收方法 |
EP4194664A1 (fr) * | 2021-12-10 | 2023-06-14 | Implenia Schweiz AG | Dispositif d'absorption des déformations du massif en exploitation souterraine, procédé de fabrication d'une couche de fixation appropriée à l'absorption des déformations du massif en exploitation souterraine et utilisation d'un élément d'écrasement en polystyrène, ainsi que procédé de fabrication d'un tel dispositif |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1711280A (en) * | 1922-09-22 | 1929-04-30 | Morgan Olive Eugenie | Long-wall mining and loading machine |
US3113763A (en) * | 1959-12-31 | 1963-12-10 | Wendt | Arrangement for supplying energy to mining apparatus |
US3186490A (en) * | 1961-08-08 | 1965-06-01 | Specialties Dev Corp | Fire-fighting method employing high expansion foam |
US3478520A (en) * | 1967-11-16 | 1969-11-18 | Albert Andy | Method for filling abandoned mines |
US3466873A (en) * | 1967-11-30 | 1969-09-16 | Mortimer T Present | Sanitary land fill method |
-
1973
- 1973-08-16 US US388747A patent/US3892442A/en not_active Expired - Lifetime
-
1974
- 1974-07-19 CA CA205,201A patent/CA999311A/en not_active Expired
- 1974-07-31 GB GB3380974A patent/GB1471746A/en not_active Expired
- 1974-08-16 DE DE2439399A patent/DE2439399A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
CA999311A (en) | 1976-11-02 |
US3892442A (en) | 1975-07-01 |
DE2439399A1 (de) | 1975-02-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |