Room and pillar

Results: 87



#Item
41Geology / Technology / Subsidence / Longwall mining / Mining / Coal / Room and pillar / Groundwater / Cave-in / Underground mining / Coal mining / Earth

Coal Mining in Golden, Colorado

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Source URL: mining.state.co.us

Language: English - Date: 2014-05-27 11:40:47
42Longwall mining / Coal mining / Room and pillar / Mine Safety and Health Administration / Slate / Roof / Underground mining / Mining / Technology

USING THE COAL MINE ROOF RATING (CMRR) TO ASSESS ROOF STABILITY IN U.S. COAL MINES

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Source URL: www.cdc.gov

Language: English - Date: 2012-08-29 17:25:48
43Mechanics / Room and pillar / Longwall mining / Retreat mining / Mining / Rib pillar / Coal mining / Deformation / Pillar / Underground mining / Technology / Construction

FIELD EVALUATION OF MOBILE ROOF SUPPORT TECHNOLOGIES

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Source URL: stacks.cdc.gov

Language: English - Date: 2014-10-26 00:53:38
44Measurement / Extensometer / Elasticity / Mining / Strain gauge / Pressure sensor / Embedment / Weighing scale / Sensors / Materials science / Technology

Long-Term Stability of a Backfilled Room-and-Pillar Test section at the Buick Mine, Missouri, USA

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Source URL: www.cdc.gov

Language: English - Date: 2012-08-30 16:11:03
45Underground mining / Materials science / Elasticity / Hydraulic fracturing / Room and pillar / Longwall mining / Compression / Mining / Strength of materials / Mechanics / Physics / Solid mechanics

Safer mine layouts for underground stone mines subjected to excessive levels of horizontal stress

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Source URL: www.cdc.gov

Language: English - Date: 2012-08-30 15:02:08
46Longwall mining / Coal mining / Gob / Retreat mining / Mine Safety and Health Administration / Cave-in / Room and pillar / Underground mining / Mining / Technology

UNITED STATES CAI[removed]DEPARTMENT OF LABOR

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Source URL: www.msha.gov

Language: English - Date: 2014-07-24 11:19:22
47Sedimentary rocks / Economic geology / Coal / Longwall mining / Surface mining / Bituminous coal / Room and pillar / Anthracite / Surface Mining Control and Reclamation Act / Mining / Underground mining / Coal mining

BLM Coal March 2012 Resources A brief overview of coal, including history, mining techniques, leasing regulations, the BLM leasing program, and coal resources of the

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Source URL: www.blm.gov

Language: English - Date: 2014-10-26 14:44:22
48Longwall mining / Mining / Retreat mining / Coal mining / Rib pillar / Pillar / Slate / Underground mining / Technology / Room and pillar

An Overview of Geomechanics Safety Research On Mobile Roof Supports

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Source URL: stacks.cdc.gov

Language: English - Date: 2014-10-23 23:44:02
49Room and pillar / Longwall mining / Roof / Mine Safety and Health Administration / Stoping / Underground mining / Mining / Technology

Roof Span Design for Underground Stone Mines

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Source URL: www.cdc.gov

Language: English - Date: 2012-08-30 16:10:33
50Rock mass classification / Soil mechanics / Mechanics / Solid mechanics / Stoping / Mining / Room and pillar / Jewel Box / Subsidence / Underground mining / Geology / Geotechnical engineering

SRK Consulting (Canada) Inc. 2200–1066 West Hastings Street Vancouver, BC V6E 3X2 T: +[removed]F: +[removed]

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Source URL: www.emr.gov.yk.ca

Language: English - Date: 2014-10-21 18:48:04
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