IN157987B - - Google Patents
Info
- Publication number
- IN157987B IN157987B IN1071/CAL/83A IN1071CA1983A IN157987B IN 157987 B IN157987 B IN 157987B IN 1071CA1983 A IN1071CA1983 A IN 1071CA1983A IN 157987 B IN157987 B IN 157987B
- 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
-
- 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
- E21D23/0052—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with advancing shifting devices connected therewith
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)
- Architecture (AREA)
- Structural Engineering (AREA)
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
- Telephone Set Structure (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB08227327A GB2127885B (en) | 1982-09-24 | 1982-09-24 | Mine roof support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN157987B true IN157987B (en) | 1986-08-09 |
Family
ID=10533153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN1071/CAL/83A IN157987B (en) | 1982-09-24 | 1983-09-02 |
Country Status (6)
| Country | Link |
|---|---|
| BR (1) | BR8304976A (en) |
| DE (2) | DE8327162U1 (en) |
| GB (1) | GB2127885B (en) |
| IN (1) | IN157987B (en) |
| MX (1) | MX156421A (en) |
| ZA (1) | ZA836136B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763854A (en) * | 2019-04-02 | 2019-05-17 | 辽宁鑫丰矿业（集团）有限公司 | Integrated construction method is installed by mobile temporary supporting device and expansion side |
| CN113217048A (en) * | 2021-06-07 | 2021-08-06 | 四川华蓥山广能集团嘉华机械有限责任公司 | Roadside support bracket group for large-inclination gob-side entry retaining |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1150261A (en) * | 1965-07-17 | 1969-04-30 | Dobson Ltd W E & F | An Improved Mine Roof Support. |
| GB1516637A (en) * | 1974-11-23 | 1978-07-05 | Gullick Dobson Ltd | Mine roof supports |
| GB1521970A (en) * | 1975-10-17 | 1978-08-23 | Mastabar Mining Equipment Co L | Mine roof supports |
| GB1569822A (en) * | 1976-02-03 | 1980-06-18 | Bochumer Eisen Heintzmann | Roof-supporting frame of the caving shield type for underground workings in mines |
| AT350991B (en) * | 1977-11-14 | 1979-06-25 | Voest Ag | SHIELD STRUCTURE |
| DE2840835C2 (en) * | 1978-09-20 | 1986-03-06 | Klöckner-Becorit GmbH, 4620 Castrop-Rauxel | Shield support frame for underground longwall mining |
| PL123664B1 (en) * | 1979-11-23 | 1982-11-30 | Ct Kt Maszyn Gorniczych Komag | Wall cavity lining |
-
1982
- 1982-09-24 GB GB08227327A patent/GB2127885B/en not_active Expired
-
1983
- 1983-08-19 ZA ZA836136A patent/ZA836136B/en unknown
- 1983-09-02 IN IN1071/CAL/83A patent/IN157987B/en unknown
- 1983-09-14 BR BR8304976A patent/BR8304976A/en unknown
- 1983-09-22 DE DE19838327162U patent/DE8327162U1/en not_active Expired
- 1983-09-22 DE DE19833334184 patent/DE3334184A1/en not_active Withdrawn
- 1983-09-23 MX MX198808A patent/MX156421A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZA836136B (en) | 1984-05-30 |
| DE8327162U1 (en) | 1983-12-29 |
| GB2127885B (en) | 1986-02-26 |
| GB2127885A (en) | 1984-04-18 |
| BR8304976A (en) | 1984-09-04 |
| MX156421A (en) | 1988-08-19 |
| DE3334184A1 (en) | 1984-03-29 |