IN177284B - - Google Patents
Info
- Publication number
- IN177284B IN177284B IN382MA1990A IN177284B IN 177284 B IN177284 B IN 177284B IN 382MA1990 A IN382MA1990 A IN 382MA1990A IN 177284 B IN177284 B IN 177284B
- Authority
- IN
- India
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
- E21D23/0436—Means for inclining the base member of the support
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8911468A GB2231610B (en) | 1989-05-18 | 1989-05-18 | Mine roof supports |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN177284B true IN177284B (OSRAM) | 1996-12-21 |
Family
ID=10656985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN382MA1990 IN177284B (OSRAM) | 1989-05-18 | 1990-05-17 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US5039257A (OSRAM) |
| GB (1) | GB2231610B (OSRAM) |
| IN (1) | IN177284B (OSRAM) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4041527A1 (de) * | 1990-12-22 | 1992-06-25 | Westfalia Becorit Ind Tech | Ausbaugestell, insbesondere schildausbaugestell mit schreitwerk und liegendkufen-aushebevorrichtung |
| DE4110681A1 (de) * | 1991-04-03 | 1992-10-08 | Bochumer Eisen Heintzmann | Schreitausbaugestell fuer bergbauliche untertagebetriebe |
| DE4205940A1 (de) * | 1992-02-27 | 1993-09-02 | Westfalia Becorit Ind Tech | Ausbaugestell mit liegendkufen-aushebevorrichtung |
| DE4209515C1 (en) * | 1992-03-24 | 1993-08-12 | Bochumer Eisenhuette Heintzmann Gmbh & Co Kg, 4630 Bochum, De | Walking walling-frame for mine gallery - has walking frame mounting with bridge over piston rod supporting lifting ram for floor skids |
| DE19633847C1 (de) * | 1996-08-22 | 1997-07-24 | Dbt Gmbh | Hydraulisches Schreitausbaugestell |
| RU2219347C2 (ru) * | 2000-09-25 | 2003-12-20 | Донецкий государственный научно-исследовательский, проектно-конструкторский и экспериментальный институт комплексной механизации шахт "Донгипроуглемаш" | Механизм перемещения секций крепи и конвейера |
| RU2219346C2 (ru) * | 2000-09-25 | 2003-12-20 | Донецкий государственный научно-исследовательский, проектно-конструкторский и экспериментальный институт комплексной механизации шахт-"Донгипроуглемаш" | Механизм перемещения секций крепи и конвейера |
| UA39517C2 (en) * | 2000-09-25 | 2004-07-15 | Do State Scient Res Designing | Mechanism of displacement of the sections of fixation and conveyor |
| DE20307907U1 (de) * | 2003-05-19 | 2003-07-17 | DBT GmbH, 44534 Lünen | Hubzylinderanordnung |
| US8985699B2 (en) * | 2013-03-14 | 2015-03-24 | Seneca Industries Inc. | Mining methods and equipment |
| CN105840226B (zh) * | 2016-04-29 | 2018-06-26 | 平顶山平煤机煤矿机械装备有限公司 | 一种具有抬底装置的煤矿巷道临时支护液压支架 |
| US11772209B1 (en) * | 2022-04-22 | 2023-10-03 | Swanson Industries, Inc. | Mining shield base lift apparatuses and methods |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2804864A1 (de) * | 1978-02-04 | 1979-08-09 | Ruhrkohle Ag | Strebausbaueinheit |
| DE2806982C2 (de) * | 1978-02-18 | 1986-08-14 | Gewerkschaft Eisenhütte Westfalia GmbH, 4670 Lünen | Schreitausbau für Blasversatzbetriebe in geneigter Lagerung |
| DE3000237A1 (de) * | 1980-01-05 | 1981-07-09 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Einrichtung zur sicherung des kappenanstellzylinders eine schildausbaugestells gegen ueberstreckung |
| DE3236907A1 (de) * | 1982-10-06 | 1984-04-12 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Ausbaugestell, insbesondere fuer gewinnungsbetriebe der geneigten lagerung mit schuettversatz |
| DE3638695A1 (de) * | 1986-11-13 | 1988-05-19 | Gewerk Eisenhuette Westfalia | Mobiles ausbaugestell |
| GB2236136B (en) * | 1989-09-21 | 1993-05-26 | Dowty Mining Equipment Ltd | A mine roof support assembly |
-
1989
- 1989-05-18 GB GB8911468A patent/GB2231610B/en not_active Expired - Lifetime
-
1990
- 1990-05-11 US US07/521,979 patent/US5039257A/en not_active Expired - Lifetime
- 1990-05-17 IN IN382MA1990 patent/IN177284B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB2231610A (en) | 1990-11-21 |
| GB2231610B (en) | 1993-01-06 |
| US5039257A (en) | 1991-08-13 |
| GB8911468D0 (en) | 1989-07-05 |