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International Journal of Coal Geology, ISSN 0166-5162, 01/2016, Volume 154-155, pp. 176 - 192
In this study we apply fracture characterization techniques, common to many other reservoir rocks, to coals. Additionally, the data gathered from this... 
Cleat spacing | Cleat height | Cleat aperture | Coal | Frequency distribution | Permeability | Porosity | ENERGY & FUELS | NATURAL FRACTURES | BIB-SEM | COMPUTED-TOMOGRAPHY | DISTRIBUTIONS | GEOSCIENCES, MULTIDISCIPLINARY | IMAGE-ANALYSIS | BOWEN BASIN | APERTURE | TIGHT GAS SANDSTONES | JHARIA COALFIELD | Stresses | Apertures | Reservoirs | Polished | Calibration
Journal Article
International Journal of Coal Geology, ISSN 0166-5162, 2006, Volume 68, Issue 3, pp. 205 - 222
New techniques to determine distributions of cleat aperture, cleat orientation and cleat spacing from CT scans have been developed. For cleat orientation and... 
Cleat orientation | Cleat spacing | Gausian | Cleat aperture | Point spread function | cleat aperture | GEOSCIENCES, MULTIDISCIPLINARY | cleat orientation | ENERGY & FUELS | cleat spacing | point spread function | Coal industry | CT imaging | Geotechnology
Journal Article
Journal of Petroleum Science and Engineering, ISSN 0920-4105, 11/2019, Volume 182, p. 106281
This work aims to reveal the relationship between fracture anisotropic characteristics and coal rank by considering aperture, length, intensity, density,... 
Anisotropic characteristic | Heterogeneity | Cleat | Fracture geometry parameter
Journal Article
11/2013
Current winter footwear provides inadequate protection from slip-related injuries on ice, and there is limited research investigating the optimal design of... 
falls | 0541 | slips | winter footwear | ice cleats
Dissertation
International Journal of Coal Geology, ISSN 0166-5162, 2010, Volume 82, Issue 3, pp. 252 - 261
Coal permeability is highly sensitive to the stress. Meanwhile, coal swells with gas adsorption, and shrinks with gas desorption. Under reservoir conditions... 
Triaxial cell | Adsorption | Cleat compressibility | Coal swelling | CO 2 sequestration | sequestration | GEOSCIENCES, MULTIDISCIPLINARY | ENERGY & FUELS | CO2 sequestration | MODEL | FLOW
Journal Article
International Journal of Coal Geology, ISSN 0166-5162, 03/2019, Volume 204, pp. 1 - 17
Unconventional natural gas, including coalbed methane and shale gas, has become important natural gas resources. Coal and shale reservoirs are characterised by... 
Pore compressibility | Coal seam gas | Cleat | Gas shale | Coalbed methane | CLEAT COMPRESSIBILITY | PERMEABILITY | ENERGY & FUELS | MODEL MATCH | ANISOTROPY | FLOW | EFFECTIVE STRESS | GEOSCIENCES, MULTIDISCIPLINARY | DIFFERENT RANK COALS | SORPTION-INDUCED-STRAIN | METHANE PRODUCTION | MATRIX SHRINKAGE | Methane | Geotechnology | Permeability | Porosity | Shale oils | Soil mechanics | Natural gas
Journal Article
International Journal of Coal Geology, ISSN 0166-5162, 2010, Volume 82, Issue 3, pp. 213 - 218
This study was undertaken to determine the relationship between cleat spacing, cleat height and coal banding texture for Queensland Permian age coals of... 
Cleat spacing/frequency | Cleat height | Vitrain | Permeability | Coal | GEOSCIENCES, MULTIDISCIPLINARY | PLATEAU | PATTERN | ENERGY & FUELS | JOINTS | Banding | Populations | Rock | Sedimentary rocks | Surface layer | Density | Texture
Journal Article
Fuel, ISSN 0016-2361, 04/2012, Volume 94, Issue 1, pp. 117 - 124
► We use laboratory data to validate two models for permeability prediction with depletion. ► Qualitatively, modeled results match the observed trends but the... 
Cleat compressibility | Permeability modeling | Coalbed methane | ENGINEERING, CHEMICAL | IMPACT | ENERGY & FUELS | GAS | SIMULATION | STRESS | STRAIN | Measurement | Models | Permeability | Analysis
Journal Article
International Journal of Coal Geology, ISSN 0166-5162, 01/2016, Volume 154-155, pp. 57 - 68
A unique contrast agent technique using X-ray micro-computed tomography (micro-CT) was developed for studying micrometer-sized features in coal. The technique... 
GEOSCIENCES, MULTIDISCIPLINARY | METHANE | PORE-SCALE | ENERGY & FUELS | IMAGE-ANALYSIS | SEGMENTATION | BASIN | RAY | CLEAT | GAS-TRANSPORT | MICROSTRUCTURE | CT imaging | Permeability | Porosity | Bituminous coal | Scanning electron microscopy | Coal mines | X-rays | Coal | Tomography | Minerals
Journal Article
International Journal of Coal Geology, ISSN 0166-5162, 2011, Volume 87, Issue 2, pp. 87 - 96
Accurate prediction of in-situ stress directions plays a key role in any Coal Bed Methane (CBM) exploration and exploitation project in order to estimate the... 
Cleat orientation | Jharia coalfield | Coal seam porosity | Coal seam permeability | Stress | Cleat volume | UNITED-STATES | PERMEABILITY | SEAMS | ENERGY & FUELS | WESTERN CANADA | POWDER RIVER-BASIN | ORIGINS | GEOSCIENCES, MULTIDISCIPLINARY | STRATA | GAS | SYSTEMS | ALBERTA | Methane | Coal industry | Permeability | Analysis | Stresses | Coal mines | Seams | Coal | Exploration | Mapping | Orientation
Journal Article
International Journal of Coal Geology, ISSN 0166-5162, 08/2016, Volume 165, pp. 149 - 156
Gas permeability (k) and porosity (φ) are the most important parameters in CBM/ECBM and CCS in deep unmineable coal seams. k and φ depend on the coal... 
MicroCT | Effective stress | Coal bed methane | Microstructure | Permeability drop | ENERGY & FUELS | PRESSURE | RECOVERY | ORIGINS | GEOSCIENCES, MULTIDISCIPLINARY | METHANE | EVOLUTION | SUPERCRITICAL CO2 | CLEAT | EMISSION | STRAIN | CT imaging | Permeability | Porosity | Analysis | Bituminous coal | Methane | Mineral industry | Carbonates | Mining industry
Journal Article
Yantu Lixue/Rock and Soil Mechanics, ISSN 1000-7598, 12/2015, Volume 36, Issue 12, pp. 3440 - 3447
Journal Article
International Journal of Coal Geology, ISSN 0166-5162, 05/2015, Volume 144-145, pp. 48 - 57
We report a set of techniques to create microchannels (20–40 μm) in Bowen Basin coals for use as experimental models that replicate natural cleats at... 
Reactive ion etching | Cleats | Two phase flow | Coal seam gas | Laser | WETTABILITY | ENERGY & FUELS | RAMAN-SPECTROSCOPY | CONTACT-ANGLE | CO2 | RELATIVE PERMEABILITY | HYDROPHOBICITY | RESERVOIRS | GEOSCIENCES, MULTIDISCIPLINARY | GAS | PYROLYSIS | CLEAT | Permeability | Raman spectroscopy | Lasers | Tungsten alloys | Analysis
Journal Article
International Journal of Coal Geology, ISSN 0166-5162, 2011, Volume 88, Issue 2, pp. 113 - 122
Cleats and fractures in coal of Barakar Formation in Jharia coalfield, India have been mapped from the coal exposures around 21 opencast and 2 underground coal... 
Jharia coalfield | In-situ stress mapping | Cleat mapping | Stress orientation | Cleat | CBM | UNITED-STATES | INTRUSIONS | COALBED METHANE | PERMEABILITY | ENERGY & FUELS | WESTERN CANADA | MAP PROJECT | GEOSCIENCES, MULTIDISCIPLINARY | GAS | BASIN | EARTHQUAKES | PALEOSTRESS ORIENTATION | Analysis | Tectonics (Geology) | Permeability | Stresses | Coal mines | Seams | Opencast | Basins | Coal | Mathematical models | Orientation
Journal Article
Journal of Constructional Steel Research, ISSN 0143-974X, 08/2016, Volume 123, pp. 144 - 153
It is common practice in the steel construction industry to restrain members that largely in flexure and torsion using a combination of angle cleats, connected... 
Single channels | Connection | Purlin–angle cleat | Lateral-torsional instability | Catastrophic distortional buckling | Restrained | Purlin-angle cleat | ENGINEERING, CIVIL | CONSTRUCTION & BUILDING TECHNOLOGY | BEAMS | BACK-TO-BACK | Resists | Distortion | Instability | Steel construction | Buckling | Channels | Failure | Constraining
Journal Article