Retreat mining

Results: 56



#Item
21Land transport / Room and pillar / Retreat mining / Pillar / Coal mining / Mine Safety and Health Administration / Station wagon / Underground mining / Mining / Transport

Toward Pillar Design to Prevent Collapse of Room-and-Pillar Mines

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Source URL: www.cdc.gov

Language: English - Date: 2012-08-30 15:10:16
22Physics / Coal mine bump / Coal mining / Longwall mining / Strength of materials / Retreat mining / Crandall Canyon Mine / Pillar / Deformation / Underground mining / Mining / Mechanics

The Ground Response Curve, Pillar Loading and Pillar Failure in Coal Mines

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Source URL: www.cdc.gov

Language: English - Date: 2012-08-30 16:10:37
23Surface mining / Coal mining / Mine Safety and Health Administration / Room and pillar / Retreat mining / Coal / Underground mining / Mining / Technology

Microsoft Word - GCC04FinalFinal.doc

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Source URL: www.cdc.gov

Language: English - Date: 2012-08-29 17:23:46
24Continuum mechanics / Room and pillar / Mining / Longwall mining / Stress / Retreat mining / Cave-in / Underground mining / Physics / Mechanics

UTILIZING THE "ADVANCE AND RELIEVE" METHOD TO REDUCE HORIZONTAL STRESS AFFECTS ON THE MINE ROOF, A CASE STUDY

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Source URL: www.cdc.gov

Language: English - Date: 2012-08-29 17:32:39
25Technology / Mechanics / Longwall mining / Gob / Subsidence / Overburden / Strength of materials / Coal / Retreat mining / Underground mining / Coal mining / Mining

Numerical Model Calibration for Simulating Coal Pillars, Gob and Overburden Response

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Source URL: www.cdc.gov

Language: English - Date: 2012-08-30 16:10:59
26Pillar / Retreat mining / Discontinuity / Geology / Underground mining / Technology / Room and pillar

Pillar Strength in Underground Stone Mines in the United States

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Source URL: www.cdc.gov

Language: English - Date: 2012-08-30 16:12:31
27Coal mining / Longwall mining / Room and pillar / Retreat mining / Mine Safety and Health Administration / Underground mining / Mining / Technology

BEST PRACTICES TO MITIGATE INJURIES AND FATALITIES FROM ROCK FALLS

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Source URL: www.cdc.gov

Language: English - Date: 2012-08-29 17:26:06
28Longwall mining / Room and pillar / Coal mining / Subsidence / Surface mining / Coal / Retreat mining / Outline of mining / Coal companies of Australia / Underground mining / Mining / Technology

Logo DNR color [Converted]

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Source URL: library.isgs.uiuc.edu

Language: English - Date: 2008-07-02 12:06:27
29Coal mine bump / Coal mining / Retreat mining / UtahAmerican Energy / Robert E. Murray / Sago Mine disaster / Mining / Crandall Canyon Mine / Mine Safety and Health Administration

Microsoft Word - Miller_Statement_Crandall_Final_May08 _4_.doc

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Source URL: democrats.edworkforce.house.gov

Language: English - Date: 2008-05-08 10:03:09
30Retreat mining / Coal mine bump / UtahAmerican Energy / Robert E. Murray / Sago Mine disaster / Mining / Underground mining / Crandall Canyon Mine

Microsoft Word - Crandall_Timeline_Final.doc

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Source URL: democrats.edworkforce.house.gov

Language: English - Date: 2008-05-08 09:13:49
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