ZA200402759B - Lite mine roof support crib and method - Google Patents
Lite mine roof support crib and method Download PDFInfo
- Publication number
- ZA200402759B ZA200402759B ZA200402759A ZA200402759A ZA200402759B ZA 200402759 B ZA200402759 B ZA 200402759B ZA 200402759 A ZA200402759 A ZA 200402759A ZA 200402759 A ZA200402759 A ZA 200402759A ZA 200402759 B ZA200402759 B ZA 200402759B
- Authority
- ZA
- South Africa
- Prior art keywords
- chock
- block
- notch
- chocks
- crib
- Prior art date
Links
- 238000000034 method Methods 0.000 title description 17
- 239000002023 wood Substances 0.000 description 16
- 125000006850 spacer group Chemical group 0.000 description 11
- 239000004568 cement Substances 0.000 description 4
- 239000004567 concrete Substances 0.000 description 4
- 239000011440 grout Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229920002522 Wood fibre Polymers 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 239000002025 wood fiber Substances 0.000 description 3
- 241000208140 Acer Species 0.000 description 2
- 241000723418 Carya Species 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000219000 Populus Species 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 210000000051 wattle Anatomy 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
-
- 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
- E21D15/48—Chocks or the like
- E21D15/483—Chocks or the like made of flexible containers, e.g. inflatable, with or without reinforcement, e.g. filled with water, backfilling material or the like
-
- 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
- E21D15/04—Non-telescopic props with wooden prop parts joined by double conical connectors
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
- Reinforcement Elements For Buildings (AREA)
- Tents Or Canopies (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/975,341 US20030068204A1 (en) | 2001-10-10 | 2001-10-10 | Lite mine roof support crib and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200402759B true ZA200402759B (en) | 2006-06-28 |
Family
ID=25522923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200402759A ZA200402759B (en) | 2001-10-10 | 2004-04-08 | Lite mine roof support crib and method |
Country Status (5)
| Country | Link |
|---|---|
| US (3) | US20030068204A1 (fr) |
| AU (1) | AU2002362655B2 (fr) |
| GB (1) | GB2395732B (fr) |
| WO (1) | WO2003031773A2 (fr) |
| ZA (1) | ZA200402759B (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7841805B2 (en) * | 2007-09-12 | 2010-11-30 | Board Of Trustees Of Southern Illinois University | Engineered composite wooden crib for use as a mine support |
| US8777522B2 (en) * | 2008-01-14 | 2014-07-15 | Micon | Mine seal with multiple mortared walls |
| US20100196103A1 (en) * | 2009-01-30 | 2010-08-05 | Three Rivers Packaging, Inc. | Stackable mine rock shields |
| AU2017212154A1 (en) * | 2016-01-29 | 2018-08-16 | Hoan Holdings Pty Ltd | A crib element and crib arrangements thereto |
| US11479939B2 (en) * | 2019-11-26 | 2022-10-25 | Dica Marketing Company | Slot lock cribbing block |
| USD1073575S1 (en) | 2022-05-26 | 2025-05-06 | Dica Marketing Company | Interlocking outrigger pad support |
| PL448202A1 (pl) * | 2024-04-05 | 2025-10-06 | Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie | Kaszt górniczy i sposób wytwarzania kasztu górniczego |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US99550A (en) * | 1870-02-08 | Improvement in fruit-jars | ||
| US563405A (en) * | 1896-07-07 | Device for use in erecting dock-bentss | ||
| US640377A (en) * | 1899-06-09 | 1900-01-02 | Mathias Haentges | Crib for building piers, walls, &c. |
| US1331186A (en) * | 1916-08-08 | 1920-02-17 | Garay Francis J De | Apparatus for sinking excavations for foundations, piers, columns, &c. |
| US1514081A (en) * | 1917-03-02 | 1924-11-04 | Frank R Hahn | Concrete building construction |
| US1516096A (en) * | 1918-09-07 | 1924-11-18 | Clark Ag | Building construction |
| US1704941A (en) * | 1926-06-10 | 1929-03-12 | Massey Concrete Products Corp | Cribbing |
| US1773579A (en) * | 1926-11-18 | 1930-08-19 | Otto S Flath | Cribbing |
| US2123016A (en) * | 1937-06-12 | 1938-07-05 | Massey Concrete Products Corp | Cribbing |
| US2315441A (en) * | 1940-08-23 | 1943-03-30 | Massey Concrete Products Compa | Cribbing |
| US2828613A (en) * | 1955-09-26 | 1958-04-01 | Theron D Wilson | Reinforced concrete cribbing |
| US3343301A (en) * | 1964-11-23 | 1967-09-26 | Adelman Philip | Inclined planter and retaining wall construction |
| US3631682A (en) * | 1970-01-26 | 1972-01-04 | Hilfiker Pipe Co | Reinforced concrete cribbing |
| US4664562A (en) * | 1980-10-30 | 1987-05-12 | Clark Erin C | Cribwalling |
| US4521203A (en) * | 1983-01-05 | 1985-06-04 | International Honeycomb Corporation | Toy construction kit |
| NZ204391A (en) * | 1983-05-27 | 1988-04-29 | Evans Bay Timber Co Ltd | Tiered free standing wall structure for acoustical use: wooden headers, support blocks and stretchers and infill |
| US4823528A (en) * | 1987-02-03 | 1989-04-25 | Garland Faw | Log wall and corner joint for log building structures |
| US4905409A (en) * | 1987-11-09 | 1990-03-06 | Cole Clayton K | Landscaping timber |
| DD287299A5 (de) * | 1989-08-25 | 1991-02-21 | Veb Bmk Chemie,Betrieb Projektierung Und Technologie,De | Schalung fuer erdstoffumhuellte betonbauteile |
| CA2114677C (fr) * | 1994-02-01 | 1997-12-30 | Horacio Correia | Bloc pour murs de soutenement |
| US6189271B1 (en) * | 1995-02-09 | 2001-02-20 | Daniel L. Christensen | Building systems |
| US5865929A (en) * | 1995-06-21 | 1999-02-02 | Sing; Peter | Method of producing laminated wood beams |
| US5746547A (en) * | 1995-10-19 | 1998-05-05 | Strata Products, Inc. | Mine support cribs |
| GB9905324D0 (en) * | 1999-03-09 | 1999-04-28 | Sharp George R | Support ststem |
| US6352392B1 (en) * | 1999-10-08 | 2002-03-05 | Strata Products (Usa), Inc. | Mine roof support crib having only two or three planes, and method |
-
2001
- 2001-10-10 US US09/975,341 patent/US20030068204A1/en not_active Abandoned
-
2002
- 2002-10-04 AU AU2002362655A patent/AU2002362655B2/en not_active Expired
- 2002-10-04 WO PCT/US2002/031725 patent/WO2003031773A2/fr not_active Ceased
- 2002-10-04 GB GB0406143A patent/GB2395732B/en not_active Expired - Lifetime
-
2004
- 2004-04-08 ZA ZA200402759A patent/ZA200402759B/en unknown
-
2005
- 2005-09-07 US US11/221,272 patent/US20060002770A1/en not_active Abandoned
-
2011
- 2011-03-15 US US13/065,152 patent/US20110164929A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| GB2395732A (en) | 2004-06-02 |
| WO2003031773A3 (fr) | 2004-02-19 |
| US20110164929A1 (en) | 2011-07-07 |
| GB0406143D0 (en) | 2004-04-21 |
| US20030068204A1 (en) | 2003-04-10 |
| GB2395732B (en) | 2005-11-23 |
| AU2002362655B2 (en) | 2008-04-03 |
| US20060002770A1 (en) | 2006-01-05 |
| WO2003031773A2 (fr) | 2003-04-17 |
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