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Keywords: devonian shale
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Proceedings Papers

Paper presented at the SPE Unconventional Gas Conference, February 23–25, 2010
Paper Number: SPE-131767-MS
...Abstract Abstract As interest in the Marcellus shale began to increase early regional characteristics of the shale were derived from existing borehole log data supplemented by sparse core and laboratory data. Some of the earliest work on Devonian shales based on gamma and density logs had...
Proceedings Papers

Paper presented at the SPE Unconventional Gas Conference, February 23–25, 2010
Paper Number: SPE-131768-MS
... accurate and quantitative in the future. toc devonian shale shale gas mineralogy artificial intelligence permeability luffel spe 131768 machine learning upstream oil & gas sondergeld rai spe 131768 log analysis well logging lab 2 saturation porosity measurement complex reservoir...
Proceedings Papers

Paper presented at the SPE Gas Technology Symposium, April 28–May 1, 1996
Paper Number: SPE-35639-MS
... well activity gas well completion database united states gas well horizontal well upstream oil & gas sandstone devonian shale complex reservoir operator texas west virginia gas research institute carbonate application directional drilling drilling operation information...
Proceedings Papers

Paper presented at the SPE Gas Technology Symposium, June 28–30, 1993
Paper Number: SPE-26192-MS
... Abstract This paper presents a summary of the complete integration of geological, geophysical, geochemical, and reservoir engineering analyses into a single reservoir model that accurately simulates observed production and pressure transient data for a gas well completed in the Devonian Shales...
Proceedings Papers

Paper presented at the SPE Gas Technology Symposium, June 7–9, 1989
Paper Number: SPE-19101-MS
... Abstract Pressure build-up analysis of Devonian shale gas reservoirs is very critical and essential for determining the reservoir formation properties such as the flow capacity (Kh), skin factor (S), and the average reservoir pressure (P). Due to the complexity of the shale reservoir (its...
Proceedings Papers

Paper presented at the SPE Gas Technology Symposium, June 7–9, 1989
Paper Number: SPE-19056-MS
... Abstract Multizone completion opportunities in the Appalachian basin are being investigated by Columbia Gas under contract to DOE to encourage exploitation of Devonian shale gas reserves into regions extending beyond the borders of historic shale production. Data presented within this paper...
Proceedings Papers

Paper presented at the SPE Gas Technology Symposium, June 13–15, 1988
Paper Number: SPE-17760-MS
... borehole fracture shale upstream oil & gas orientation hori zonta 1 information fracture orientation natural fracture presentation west virginia fracture system stimulation devonian shale horizontal well wayne county video camera survey wellbore complex reservoir frequency...
Proceedings Papers

Paper presented at the SPE Unconventional Gas Technology Symposium, May 18–21, 1986
Paper Number: SPE-15232-MS
... Abstract This paper addresses the risks and rewards associated with Devonian shale gas wells in West Virginia, Ohio, and Kentucky. In the development thereof, both geoscience and geostatistical studies were pursued. A geoscience approach was used to identify the plays or groups of counties...
Proceedings Papers

Paper presented at the SPE Unconventional Gas Technology Symposium, May 18–21, 1986
Paper Number: SPE-15219-MS
...SPE Society of Petroleum Engineers SPE 15219 A Color Borehole Television System for Developing Gas Production From Devonian Shales by G.T. Darilek, Southwest Research lnst. Copyright 1986, Society of Petroleum Engineers This paper was prepared for presentation at the Unconventional Gas Technology...
Proceedings Papers

Paper presented at the SPE Unconventional Gas Technology Symposium, May 18–21, 1986
Paper Number: SPE-15212-MS
... SPE Members Abstract A Devonian shale - specific geophysical log interpretation model was developed to extract as much geological and reservoir data as possible from a suite of air- or gas-filled-hole logs. Development of the methodology and evaluation of the geological and reservoir...
Proceedings Papers

Paper presented at the SPE Unconventional Gas Technology Symposium, May 18–21, 1986
Paper Number: SPE-15261-MS
... to delineate areas where crossing and opening interactions could be expected in Devonian shales of the Appalachian Basin by combining it with existing data on the state of stress and fracture patterns. Under preliminary assumptions, the criterion predicts opening of natural fractures in the central and western...
Proceedings Papers

Paper presented at the SPE Unconventional Gas Technology Symposium, May 18–21, 1986
Paper Number: SPE-15222-MS
...SPE Society of Petroleum Engineers SPE 15222 Stratigraphy and Petroleum Production of Middle and Upper Devonian Shales, Northwestern West Virginia by J. Sweeney, J. Filer, D. Patchen, and M. Hohn, West Virginia Geological Survey Copyright 1986, Society of Petroleum Engineers This paper was prepared...
Proceedings Papers

Paper presented at the SPE Unconventional Gas Recovery Symposium, May 13–15, 1984
Paper Number: SPE-12870-MS
... Abstract The discovery of new oil production (with associated gas) from the Devonian shales in western West Virginia in 1979 led to a tremendous increase in Devonian shale exploration and development in that area. The records of the West Virginia Geological and Economic Survey indicate...
Proceedings Papers

Paper presented at the SPE Unconventional Gas Recovery Symposium, May 13–15, 1984
Paper Number: SPE-12860-MS
... failure criterion, is emphasized in relation to the natural fracture systems in the Devonian shales. Introduction The phenomenological theories of gas production, from a rock mechanics vantage point, are related to the inherent characteristics of the natural fracture system and their subsequent linking...
Proceedings Papers

Paper presented at the SPE Unconventional Gas Recovery Symposium, May 13–15, 1984
Paper Number: SPE-12855-MS
... Members SPE-AIME Abstract Use of F-overlays to evaluate air-drilled Devonian shale wells simplifies recognition of subtle variations in log response between productive and nonproductive intervals. Combinations of F-curve overlays, called F-pairs, are plotted on a logarithmic grid...
Proceedings Papers

Paper presented at the SPE Unconventional Gas Recovery Symposium, May 13–15, 1984
Paper Number: SPE-12837-MS
... difficult to fulfill all of them simultaneously. Fortunately, in Devonian shale the porosity is low, the tensile strength is not excessive, the yield stress is relatively high, and SNLA was able to successfully create radial cracks in the formations in the Rowan and Meigs County stimulations where...
Proceedings Papers

Paper presented at the SPE Unconventional Gas Recovery Symposium, May 16–18, 1982
Paper Number: SPE-10797-MS
... National Laboratory carried out a seven-day tracer experiment in an eastern gas field as part of the Department of Energy's Offset Well Test. The gas in the field tested is held in Devonian shale. Structurally, these shales consist of a low porosity matrix pierced throughout by a complex network...
Proceedings Papers

Paper presented at the SPE Unconventional Gas Recovery Symposium, May 16–18, 1982
Paper Number: SPE-10793-MS
... N. Central Expwy., Dallas, TX 75206. Abstract Over 2400 core and cuttings samples of Upper Devonian shales from wells in the Appalachian, Illinois and Michigan Basins have been characterized by organic geochemical methods to provide a basis for accelerating the exploitation of this unconventional...
Proceedings Papers

Paper presented at the SPE Unconventional Gas Recovery Symposium, May 16–18, 1982
Paper Number: SPE-10798-MS
... devonian shale ice-sheet margin ice sheet center horizontal stress mechanism stress ratio lithosphere glaciation mpa glacially complex reservoir thickness shale gas deformation lineament hydraulic fracture magnitude ice sheet glacial loading gas production upstream oil...
Proceedings Papers

Paper presented at the SPE Unconventional Gas Recovery Symposium, May 16–18, 1982
Paper Number: SPE-10794-MS
... N. Central Expwy., Dallas, TX 75206. Abstract Current estimates of gas in place in the Devonian Shales of the Appalachian Basin range up to 2,500 TCF. For the most part, the majority of this resource is tied up in the shale matrix and the source and reservoir of this gas is the same as the low...

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