CA2750663C - Protections de roches de mine empilables - Google Patents
Protections de roches de mine empilables Download PDFInfo
- Publication number
- CA2750663C CA2750663C CA2750663A CA2750663A CA2750663C CA 2750663 C CA2750663 C CA 2750663C CA 2750663 A CA2750663 A CA 2750663A CA 2750663 A CA2750663 A CA 2750663A CA 2750663 C CA2750663 C CA 2750663C
- Authority
- CA
- Canada
- Prior art keywords
- mine rock
- rock shield
- mine
- shield
- continuous protuberance
- 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
- 239000011435 rock Substances 0.000 title claims abstract description 138
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000007423 decrease Effects 0.000 claims description 3
- 230000001154 acute effect Effects 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000002861 polymer material Substances 0.000 claims 1
- 239000002023 wood Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 description 4
- 238000005065 mining Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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
- E21D23/03—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor having protective means, e.g. shields, for preventing or impeding entry of loose material into the working space or support
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0086—Bearing plates
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)
- Structural Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
- Building Environments (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14859109P | 2009-01-30 | 2009-01-30 | |
| US61/148,591 | 2009-01-30 | ||
| PCT/US2010/022441 WO2010088416A1 (fr) | 2009-01-30 | 2010-01-28 | Protections de roches de mine empilables |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2750663A1 CA2750663A1 (fr) | 2010-08-05 |
| CA2750663C true CA2750663C (fr) | 2015-12-01 |
Family
ID=42396016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2750663A Expired - Fee Related CA2750663C (fr) | 2009-01-30 | 2010-01-28 | Protections de roches de mine empilables |
Country Status (4)
| Country | Link |
|---|---|
| US (2) | US20100196103A1 (fr) |
| AU (1) | AU2010208186A1 (fr) |
| CA (1) | CA2750663C (fr) |
| WO (1) | WO2010088416A1 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108678792B (zh) * | 2018-08-27 | 2023-07-21 | 邓立杰 | 一种巷道用活动式支撑骨板支护结构 |
| CN114810124A (zh) * | 2022-03-14 | 2022-07-29 | 中铁第四勘察设计院集团有限公司 | 一种用于组合式隧道衬砌结构的连接结构 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3161174A (en) * | 1963-08-06 | 1964-12-15 | Harrison Henry | Mine roof bolt tension indicator |
| US3580468A (en) * | 1969-08-05 | 1971-05-25 | Continental Can Co | Nestable double-walled disposable container |
| US4652178A (en) * | 1985-07-08 | 1987-03-24 | Ingersoll-Rand Company | Mine roof plate |
| NL8602014A (nl) * | 1986-08-06 | 1988-03-01 | Cornelis Everardus Van Berkel | Een werkwijze en inrichting voor het vervaardigen van onderleg- of steunplaten. |
| AUPM722194A0 (en) * | 1994-08-02 | 1994-08-25 | Ani Corporation Limited, The | Bearer plate |
| US6004077A (en) * | 1998-02-25 | 1999-12-21 | Saab; Thomas L. | System for securement of a mesh screening means and method of installation |
| US6394274B1 (en) * | 1998-08-25 | 2002-05-28 | Pinckney Molded Plastics, Inc. | Stackable bakery tray |
| US6352392B1 (en) * | 1999-10-08 | 2002-03-05 | Strata Products (Usa), Inc. | Mine roof support crib having only two or three planes, and method |
| US6682268B2 (en) * | 2000-09-01 | 2004-01-27 | Earl Products, Inc. | Method and apparatus for secondary roof support in an underground mine |
| US20030039514A1 (en) * | 2001-03-23 | 2003-02-27 | Excel Mining Systems, Inc. | Surface control bearing plate |
| US20030068204A1 (en) * | 2001-10-10 | 2003-04-10 | Strata Products (Usa), Inc. | Lite mine roof support crib and method |
| CA2431351C (fr) * | 2002-06-07 | 2008-01-22 | Jennmar Corporation | Plaque d'appui nervuree carree en relief |
| US6952902B2 (en) * | 2002-09-04 | 2005-10-11 | Pinconning Metals, Inc. | Attachment plate |
| US6957931B2 (en) * | 2003-07-14 | 2005-10-25 | Slater Bert W | Roof bolt bearing plate and method for an underground mine |
| US7845510B2 (en) * | 2004-10-08 | 2010-12-07 | Dixie Consumer Products Llc | Reclosable cup lid with sliding closure member |
| US7631468B2 (en) * | 2005-02-23 | 2009-12-15 | Omg Roofing, Inc. | Seam plate, for retaining roof decking membranes, having means for preventing interlocking of adjacent plates |
| US20060285929A1 (en) * | 2005-06-16 | 2006-12-21 | Valgora George G | Bearing plate having tab |
| WO2009136783A1 (fr) * | 2008-05-08 | 2009-11-12 | Huhtamaki Nederland B.V. | Emballage alimentaire |
-
2010
- 2010-01-28 US US12/695,948 patent/US20100196103A1/en not_active Abandoned
- 2010-01-28 AU AU2010208186A patent/AU2010208186A1/en not_active Abandoned
- 2010-01-28 WO PCT/US2010/022441 patent/WO2010088416A1/fr active Application Filing
- 2010-01-28 CA CA2750663A patent/CA2750663C/fr not_active Expired - Fee Related
-
2013
- 2013-02-08 US US13/763,185 patent/US20130149045A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| CA2750663A1 (fr) | 2010-08-05 |
| WO2010088416A1 (fr) | 2010-08-05 |
| AU2010208186A1 (en) | 2011-08-11 |
| US20100196103A1 (en) | 2010-08-05 |
| US20130149045A1 (en) | 2013-06-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20131112 |
|
| MKLA | Lapsed |
Effective date: 20180129 |