GB2302889B - Mine support - Google Patents
Mine supportInfo
- Publication number
- GB2302889B GB2302889B GB9613126A GB9613126A GB2302889B GB 2302889 B GB2302889 B GB 2302889B GB 9613126 A GB9613126 A GB 9613126A GB 9613126 A GB9613126 A GB 9613126A GB 2302889 B GB2302889 B GB 2302889B
- Authority
- GB
- United Kingdom
- Prior art keywords
- mine support
- mine
- support
- 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 - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F19/00—Hoisting, lifting, hauling or pushing, not otherwise provided for
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/02—Non-telescopic props
- E21D15/06—Non-telescopic props with parts joined by a lock, with or without slight axial adjustability
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
- E21D15/54—Details of the ends of props
- E21D15/55—Details of the ends of props of prop heads or feet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M7/00—Details of attaching or adjusting engine beds, frames, or supporting-legs on foundation or base; Attaching non-moving engine parts, e.g. cylinder blocks
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Engineering & Computer Science (AREA)
- Lining And Supports For Tunnels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA952613 | 1995-06-30 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9613126D0 GB9613126D0 (en) | 1996-08-28 |
GB2302889A GB2302889A (en) | 1997-02-05 |
GB2302889B true GB2302889B (en) | 1999-03-10 |
Family
ID=25584962
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9613126A Expired - Fee Related GB2302889B (en) | 1995-06-30 | 1996-06-21 | Mine support |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB2302889B (en) |
PL (1) | PL315016A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2362871B (en) * | 2000-01-26 | 2002-08-14 | Thomas Finan | Quick release jack |
CN103233955B (en) * | 2013-04-28 | 2016-06-08 | 湖南省金为型材有限公司 | Tubing is with being fastenedly connected assembly |
CN106285739A (en) * | 2016-11-03 | 2017-01-04 | 江苏中矿立兴能源科技有限公司 | One can reduce pressure unload-type individual prop base mechanism |
CN114635726B (en) * | 2022-04-01 | 2023-05-12 | 冀中能源峰峰集团有限公司 | Double-staggered arrangement method for upper end heads of fully-mechanized caving face |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB410565A (en) * | 1933-01-19 | 1934-05-24 | Hugh Wood And Company Ltd | Improvements in or relating to chock releases for use in mines and similar workings |
GB811670A (en) * | 1956-07-26 | 1959-04-08 | Mining Engineering Co Ltd | Improvements in chocks for roof support in mines |
-
1996
- 1996-06-21 GB GB9613126A patent/GB2302889B/en not_active Expired - Fee Related
- 1996-06-28 PL PL96315016A patent/PL315016A1/en unknown
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB410565A (en) * | 1933-01-19 | 1934-05-24 | Hugh Wood And Company Ltd | Improvements in or relating to chock releases for use in mines and similar workings |
GB811670A (en) * | 1956-07-26 | 1959-04-08 | Mining Engineering Co Ltd | Improvements in chocks for roof support in mines |
Also Published As
Publication number | Publication date |
---|---|
PL315016A1 (en) | 1997-01-06 |
GB9613126D0 (en) | 1996-08-28 |
GB2302889A (en) | 1997-02-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20010621 |