Campoli, 1990 - Google Patents

Mitigating destructive longwall bumps through conventional gate entry design

Campoli, 1990

View HTML
Document ID
16751788043900931642
Author
Campoli A
Publication year

External Links

Snippet

Page 1 RI 9325 REPORT OF INVESTIGATIONS/1990 Mitigating Destructive Longwall Bumps Through Conventional Gate Entry Design By Alan A. Campoli, Timothy M. Barton, Fred C. Van Dyke, and Michael Gauna 1910 -> 80 1990 YEARS BUREAU OF MINES UNITED STATES …
Continue reading at books.google.com (HTML) (other versions)

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21CMINING OR QUARRYING
    • E21C41/00Methods of underground or surface mining; Lay-outs therefor
    • E21C41/16Methods of underground mining; Layouts therefor
    • E21C41/18Methods of underground mining; Layouts therefor for brown or hard coal
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00Special methods or apparatus for drilling
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B44/00Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B49/00Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells

Similar Documents

Publication Publication Date Title
Bruneau et al. Influence of faulting on a mine shaft—a case study: part I—Background and instrumentation
Potvin Empirical open stope design in Canada
Esterhuizen et al. Analysis of monitored ground support and rock mass response in a longwall tailgate entry
Campoli Mitigating destructive longwall bumps through conventional gate entry design
Campoli Gob and gate road reaction to longwall mining in bump-prone strata
Le Longwall top coal caving mechanism and cavability assessment
Klemetti et al. Longwall gateroad yield pillar response and model verification–a case study
Myrvang Estimation of in-situ compressive strength of rocks from in-situ rock stress measurements in highly stressed rock structures
Mohamed et al. Rib support optimization for a room-and-pillar mine
Oyler et al. Performance of roof support under high stress in a US coal mine
Maleki et al. Detection of roof instability by monitoring the rate of movement
Chugh In situ strength characteristics of coal mine floor strata in Illinois
Aboujaoude Modeling, simulation and control of rotary blasthole drills
Wilder et al. Geotechnical status report for test storage of spent reactor fuel in Climax Granite, Nevada Test Site
Canbulat et al. Safe mining face advance and support installation practice in mechanical miner workings under different geotechnical conditions.
Iannacchione et al. Roof monitoring helps prevent injuries in stone mines
Reisterer The interaction of active or passive roof bolts, stress conditions, and the immediate roof strata in a longwall mine in the United States
Thompson et al. Instrumentation monitoring at an underground mine to establish failure mechanisms, confirm numerical modelling and determine safe working conditions
Hidalgo et al. Deformation analysis in connection with bending and shear failure of a monitored stope in the Kristineberg mine in Sweden
Willoughby Rock mechanics applied to cut and fill mining in Australia
King A Case Study of a Deformation Mechanism Around a Two-Entry Gate-Road System Involving Probable Time-Dependent Behavior
Mirabile et al. Roof bolter drilling parameters as a tool for strata prediction
Kwon An investigation of the deformation of underground excavations in salt and potash mines
Isaac et al. The application of an integrated instrumentation system for coalmine rock mechanics investigations
Doyle Geological Structures in Relation to Outburst Events