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| 1 | Geological controls on coalbed methane reservoir capacity and gas content显示文摘 | R.M Bustin C.R Clarkson | 1998 | International Journal of Coal Geology1998,,1: | 6 |
| 2 | Geostatistics Studies and Geochemical Modeling Based on Core Data,Sheytoor Iron Deposit,Iran显示文摘In general,the purpose of the mineralization modeling is the advancement of a mineral exploration project and ultimately,the extractive design of a deposit,which is one of the most important stages in mining engineering.Mineralization modeling is divided into two general categories,superficial and deep modeling.In surface modeling,the aim is finding abnormal locations in terms of mineralization at the study area,which is commonly used in the early stages of exploration as one of the means for locating exploratory boreholes.After drilling in the study area with the aim of identifying mineralization and reserve estimation it is necessary to obtain deep mineralization position and its geometric features,using statistical and modeling methods.Using mathematical,statistical and modeling methods,we can predict the position of iron mineralization in places where drilling is not done and eventually reach a three-dimensional model of the mineral materials underground.As a case study,the deep information about the boreholes of the sheytoor mining area in Yazd province of Iran was investigated.Iron mineralization was modeled as 2D cumulative model and 3D block model,and the results were presented.Finally the geochemical threshold and the anomalous limit of iron element are calculated by concentration-volume(C-V)fractal method in this deposit.Geochemical threshold and the anomalous limit for Fe in this deposit are 24.7%and 34.3%respectively. | Aref Shirazi Adel Shirazy Shahab Saki Ardeshir Hezarkhani | 2018 | Journal of Geological Resource and Engineering2018,6,3: | 4 |
| 3 | The organic matter distribution and methane capacity of the Lower Cretaceous strata of Northeastern British Columbia, Canada显示文摘 | Gareth R.L. Chalmers R. Marc Bustin | 2006 | International Journal of Coal Geology2006,,1: | 4 |
| 4 | Binary gas adsorption/desorption isotherms: effect of moisture and coal composition upon carbon dioxide selectivity over methane显示文摘 | C.R. Clarkson R.M. Bustin | 2000 | International Journal of Coal Geology2000,,4: | 4 |
| 5 | High-pressure adsorption of gases on shales: Measurements and modeling显示文摘 | Pongtorn Chareonsuppanimit Sayeed A. Mohammad Robert L. Robinson Khaled A.M. Gasem | 2012 | International Journal of Coal Geology2012,,: | 4 |
| 6 | Assessment of Hydrocarbon Prospectivity in Terai and Siwaliks, Exploration Block 2, Western Nepal显示文摘 | Dharma Raj Khadka | 2017 | Journal of Geological Resource and Engineering2017,5,3: | 3 |
| 7 | The Genetic Mechanism of Inertinite in the Middle Jurassic Inertinite- Rich Coal Seams of the Southern Ordos Basin显示文摘also an important geological information carrier of coal forming environments.In the southern section of the Ordos Basin,the No.4 inertinite-rich coal seam of the Middle Jurassic Yan’an Formation in the Binchang Coal field was selected as an example to study the genetic mechanism of the inertinite.In this study,the results obtained from experimental tests of coal rock,including principal and trace elements,stable carbon isotopes,scanning electron microscopy,inertinite reflectance,sporopollen and free radical retorting methods,were analyzed.Then,the findings were combined with the previous understanding of the oxygen content in the atmosphere and ground fire characteristics,in order to discuss the genesis mechanism of inertinite in the No.4 coal seam.The obtained research results were as follows:(1)During the coal forming period of the No.4 coal seam,the overall climate had been relatively dry.There were four relatively dry-wet climate cycles in the No.4 coal seam,which were controlled by the eccentricity astronomical period.The inertinite content were relatively high during the dry periods;(2)The temperature range suitable for microorganism activities during the oxidation processes was between 0 and 80℃.The simulation results of the free radical concentrations showed that the maximum temperature of fusain in the No.4 coal seam during the process of coalification had not exceeded 300℃,which was significantly higher than the temperature range of microorganism activities.Therefore,these were not conducive to the activities of microorganism and formation of inertinite during the coal-forming period;(3)The genesis temperature of the inertinite in the No.4 coal seam was calculated according to the reflectance of the inertinite,which was lower than 400℃.This result supported the cause of wildfire of the inertinite and reflected that the type of wildfire was mainly ground fire,along with partially surface fire.Moreover,the paleogeographic location,climatic conditions,atmospheric oxygen concentration,etc.of the study area showed that the conditions for wildfire events were in fact available;(4)There were dense and scattered fusinite observed in the No.4 coal seam,and the thickness of cell walls were found to differ.It was speculated that this was related to the type of wildfire,combustion temperatures,combustion timeframes,and different initial conditions of the burned objects during the coal forming periods. | Dongdong Wang Qiang Mao Guoqi Dong Shipeng Yang Dawei Lv Lusheng Yin | 2019 | Journal of Geological Research2019,1,3: | 3 |
| 8 | Coal mine methane: A review of capture and utilization practices with benefits to mining safety and to greenhouse gas reduction显示文摘 | | 2011 | International Journal of Coal Geology2011,,2: | 3 |
| 9 | Acoustic emission and thermal infrared precursors associated with bump-prone coal failure显示文摘 | Yixin Zhao Yaodong Jiang | 2010 | International Journal of Coal Geology2010,,1: | 3 |
| 10 | Prediction of oil or gas pool sizes when discovery record is available显示文摘 | P. J. Lee P. C. C. Wang | 1985 | Journal of the International Association for Mathematical Geology1985,,2: | 3 |
| 11 | Time-dependent cracking and brittle creep in crustal rocks: A review显示文摘 | N. Brantut M.J. Heap P.G. Meredith P. Baud | 2013 | Journal of Structural Geology2013,,: | 3 |
| 12 | Coal reservoir characteristics and coalbed methane resource assessment in Huainan and Huaibei coalfields, Southern North China显示文摘 | Dameng Liu Yanbin Yao Dazhen Tang Shuheng Tang Yao Che Wenhui Huang | 2009 | International Journal of Coal Geology2009,,3: | 3 |
| 13 | Analysis and significance of mineral matter in coal seams显示文摘 | Colin R Ward | 2002 | International Journal of Coal Geology2002,,: | 3 |
| 14 | High-pressure methane and carbon dioxide adsorption on dry and moisture-equilibrated Pennsylvanian coals显示文摘 | B.M Krooss F van Bergen Y Gensterblum N Siemons H.J.M Pagnier P David | 2002 | International Journal of Coal Geology2002,,2: | 3 |
| 15 | Geological controls on the methane storage capacity in organic-rich shales显示文摘 | Matus Gasparik Pieter Bertier Yves Gensterblum Amin Ghanizadeh Bernhard M. Krooss Ralf Littke | 2014 | International Journal of Coal Geology2014,,: | 3 |
| 16 | Fracture spacing in layered rocks: a new explanation based on the stress transition显示文摘 | Taixu Bai David D Pollard | 1999 | Journal of Structural Geology1999,,1: | 3 |
| 17 | Revisiting the late Permian coal from the Huayinshang, Sichuan, southwestern China: Enrichment and occurrence modes of minerals and trace elements显示文摘 | Shifeng Dai Yangbing Luo Vladimir V. Seredin Colin R. Ward James C. Hower Lei Zhao Shande Liu Cunliang Zhao Heming Tian Jianhua Zou | 2013 | International Journal of Coal Geology2013,,: | 3 |
| 18 | Geochemistry of trace elements in Chinese coals: A review of abundances, genetic types, impacts on human health, and industrial utilization显示文摘 | Shifeng Dai Deyi Ren Chen-Lin Chou Robert B. Finkelman Vladimir V. Seredin Yiping Zhou | 2011 | International Journal of Coal Geology2011,,: | 3 |
| 19 | Characteristics and origins of coal cleat: A review显示文摘 | S.E Laubach R.A Marrett J.E Olson A.R Scott | 1998 | International Journal of Coal Geology1998,,1: | 3 |
| 20 | Role of coal type and rank on methane sorption characteristics of Bowen Basin, Australia coals显示文摘 | Chikatamarla Laxminarayana Peter J Crosdale | 1999 | International Journal of Coal Geology1999,,4: | 2 |