Search results

• Shale tectonics
  ...intrusive injectites or [[diapir]]s or as extrusive eruptive sand blows or mud volcanoes has captured the public's imagination and given scientists the im ...these strata can be found as well as documentation on drilling into mobile mud-cored anticlinal features (diapirs) in southern Trinidad.
  17 KB (2,466 words) - 16:16, 10 January 2024
• Introduction to biosteering operation
  ...necessary adjustments while drilling to optimize drilling costs and reduce drilling risks. ...2014>Fadiya, S. L. 2014. Impact of wellstie biostratigraphy on exploration drilling in the deepwater offshore Nigeria. Journal of African Earth Sciences 100: 6
  20 KB (2,916 words) - 21:04, 21 April 2022
• Critical elements application: Niobrara example
  * Drilling must be conducted with [[Analysis of mud weights|underbalanced mud]] or air to prevent fracture damage. The Niobrara is an [[Causes of underpr
  7 KB (962 words) - 16:03, 18 February 2022
• Production testing
  ...roleum Engineers of AIME, 159 p.</ref> A DST is run in the open hole after drilling, and is often used in deciding whether to complete a particular zone. The t ...w valves, and one or two packers. The tool isolates the formation from the mud column in the annulus. When the tool is opened, reservoir fluid can flow in
  14 KB (2,165 words) - 18:42, 20 January 2022
• Cross-well electromagnetic tomography monitoring of fluid distribution
  * Infill drilling planning and production optimizations. ...an oil-based mud or a relatively low conductive mud, like freshwater-based mud.<ref name=Schon_2015>J. Schön, Basic Well Logging and Formation Evaluation
  18 KB (2,715 words) - 18:29, 8 February 2024
• Drill stem testing
  ...xcessive damage by [[drilling fluid]]s and should be used in designing the mud program. The anticipated reservoir properties are used to design the test s The best time to run a DST is just after drilling through a potential pay zone, when exposure to damaging fluids is minimal a
  26 KB (4,009 words) - 15:09, 24 January 2022
• Rock-water reaction
  ...e, can result from the interaction of the reservoir rock with extraneous [[drilling]], [[completion]], [[stimulation]], or [[enhanced recovery]] fluids. Rock-f ...G., 1986, The role of petrographic analyses in the design of non-damaging drilling, completion, and [[stimulation]] programs: Society of Petroleum Engineers P
  17 KB (2,356 words) - 19:24, 19 January 2022
• Rock-water reaction: formation damage
  ...age, can result from the interaction of the reservoir rock with extraneous drilling, completion, [[stimulation]], or enhanced recovery fluids. Rock-fluid react ...G., 1986, The role of petrographic analyses in the design of non-damaging drilling, completion, and stimulation programs: Society of Petroleum Engineers Paper
  17 KB (2,380 words) - 18:23, 21 January 2022
• Arecuna field
  ...l drilling in the heavy-oil belt, eastern Venezuela Basin: A postmortem of drilling experiences ...of sandstone and shale, discrete sinuous sandstone-rich belts confined by mud-rich areas, and log-facies architecture are all consistent with deposition
  16 KB (2,381 words) - 19:03, 11 March 2019
• Relationship between porosity and permeability on fractured basement reservoir
  ...cs, lithostatic pressure exchange, thermal pressure, high pressure fluids, drilling activity, and even fluids movement, because fluids has a role as burden in ...servoir (17%) obtained from neutron log. Mud loss is thought to occur when drilling these wells. Analysis of the pressure in the well and in the cores have con
  29 KB (4,601 words) - 16:09, 12 April 2016
• Oilfield water analysis
  ...lthough this water is usually contaminated with filtrate from the drilling mud. (For more details, see [[Drill stem testing]].) Additional sampling method
  7 KB (1,011 words) - 16:57, 20 January 2022
• Meandering fluvial reservoirs
  ...edded within varying volumes of mud ([[:file:M91FG173.JPG|Figure 2]]). The mud can make up 50% or more of the volume. Channel features, where they survive ...croform]]s found in meander belts include point bars, crevasse splays, and mud-rich channel plugs within a background of floodplain muds. [[Coal]]s are fo
  32 KB (4,727 words) - 21:03, 15 January 2024
• Data: sources
  ...ffshore. For instance, core taken from a drilling operation on an offshore drilling rig may have cost more than a million dollars to recover. There is an oblig * mud logging data
  43 KB (6,686 words) - 13:44, 18 March 2019
• Subsurface diagenesis and its relation with diagenetic trap on carbonate rocks reservoir
  ...n, so stylolite will be formed. Generally, stylolite will be found more in mud-supported rocks (Dickinson and Saller, 1995) than in grainstone and packsto ...highs. When the trap diagenesa formed between rock sequences, exploration drilling on the structural highs will not succeed. To determine the location of pote
  16 KB (2,395 words) - 21:18, 9 January 2024
• Geological heterogeneities
  ...lity]], and [[Water saturation|fluid saturation]] (if [[oil-based drilling mud]] was used during coring). The use of [[Quick-look lithology from logs#Log
  17 KB (2,232 words) - 21:22, 19 January 2022
• Mudstone nomenclature
  ...<ref name=Pttr2005>Potter, P. E., J. B. Maynard, and P. J. Depetris, 2005, Mud and mudstones: Introduction and overview: Berlin, Springer-Verlag, 297 p.</ .... Bohacs, O. R. Lazar, and R. Jonk, 2010b, Advective sediment transport on mud-dominated continental shelves: Processes and products: AAPG Search and Disc
  58 KB (8,391 words) - 19:46, 20 February 2024
• Deep-water marine reservoirs
  ...found since the 1970s, particularly as a result of an increase in offshore drilling activity. Many of these are Tertiary in age, although large reservoirs of J Thin but laterally extensive mud blankets, either deposited from hemipelagic settling or the muddy tails of
  20 KB (2,850 words) - 15:33, 15 January 2024
• Appalachian Basin Marcellus gas play
  ...opment of the Big Sandy field continues using both vertical and horizontal drilling.<ref>Morris, L. J., 2008, [http://www.papgrocks.org/morris_p.pdf Horizontal # Early interest during the drilling of early gas discoveries in the underlying Huntersville [[Chert]] and Orisk
  89 KB (13,415 words) - 19:16, 16 January 2024
• Lithofacies and environmental analysis of clastic depositional systems
  | [[Drilling problems#Hole instability|Borehole condition]], quality control ...nally complex geometry of cross-cutting sands and gravels with subordinate mud-rich beds of varying thickness and dimension. Bar and channel deposits are
  38 KB (5,198 words) - 22:11, 15 January 2024
• Shale-gas resource systems
  ...hale resource plays on this map will necessarily require updating based on drilling results. Certainly, other known source rocks are likely prospective as shal ...echanical properties, stress fields, and stimulation processes, horizontal drilling alone would not have caused the shale-gas resource to develop so dramatical
  73 KB (10,728 words) - 18:16, 11 January 2024

View (previous 20 | next 20) (20 | 50 | 100 | 250 | 500)