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  • ...en a drill-pipe and the borehole wall through which the returning drilling fluid (mud) returns to the surface. <b>4</b>. A low-resistance ring about a borehole sometimes produced by invasion of mud filtrate into hydrocarbon-bearing beds. Because of their greater mob
    960 bytes (136 words) - 16:50, 4 January 2020
  • Reduction of permeability because of the invasion of drilling fluid.
    194 bytes (23 words) - 17:49, 6 February 2018
  • ...ch drilling fluid has penetrated, displacing some of the formation fluids. Invasion up to about a meter in diameter takes place in porous, permeable zones beca ...>mud cake</b>)]] build on the formation wall, limiting further flow of mud fluid (<b>filtrate</b>) into the formation.
    2 KB (242 words) - 19:05, 4 January 2020
  • ...ssive logs). Shallow penetration produces large uncertainty because of mud invasion. Dresser-Atlas trade name. See [[Special:MyLanguage/Dictionary:neutron-life
    1 KB (174 words) - 16:29, 1 March 2018
  • ...o the shale baseline in sands filled with fluids fresher than the borehole fluid. See also [[Special:MyLanguage/Dictionary:SSP|''SSP'']]. An SP log (like th
    2 KB (346 words) - 15:05, 12 March 2018
  • |[[fluid]] |[[Dictionary:Invaded_zone|invasion]]
    12 KB (1,230 words) - 12:53, 9 February 2018
  • ...laced with a fast-velocity limestone for the record on the right. Note the invasion of the large-offset primary reflection data with coherent noise that is ass ...offset can provide hints for determining the sand-shale ratio, as well as fluid content, in some cases. Because the effects are complex, this type of model
    19 KB (2,911 words) - 17:02, 9 October 2014
  • ...field development is to lengthen the life span of the field, prevent water invasion, and recover as much hydrocarbon as possible. By recording 3-D seismic data ..., 1995a, Lumley, D. E., 1995a, Seismic time-lapse monitoring of subsurface fluid flow: Ph. D. thesis, Stanford University.</ref> <ref name=ch11r56>Lumley, 1
    6 KB (952 words) - 08:35, 7 October 2014
  • ...esearch Committee presented the Summer Research Workshop on "Permeability, Fluid Pressure, and Pressure Seals in the Crust" in Denver and the 3rd Biennial J ...n Prague, Czechoslovakia in August. (His fascinating report of the Russian invasion during the meeting appears in February Geophysics, p. 133.) "Glossary of Te
    162 KB (23,950 words) - 10:27, 20 June 2016
  • ...e infiltration of drilling fluids into the formation because a large-scale invasion might cause a hydrocarbon-bearing reservoir to be obscured on the logs. Th ...ll or a kick. A kick is a critical well control condition where formation fluid travels up the wellbore. If a kick is uncontrolled and the well cannot be
    9 KB (1,376 words) - 13:09, 4 January 2018
  • ...ch drilling fluid has penetrated, displacing some of the formation fluids. Invasion up to about a meter in diameter takes place in porous, permeable zones beca ...>mud cake</b>)]] build on the formation wall, limiting further flow of mud fluid (<b>filtrate</b>) into the formation.
    1 KB (220 words) - 03:42, 6 March 2017
  • ...specially true in conditioning log data for shearwave velocity estimation, fluid substitution calculations, and AVO modeling. ...physics (invasion corrections, shear velocity estimation, and elements of fluid substitution). It is important to recognize that log data should not simply
    5 KB (677 words) - 12:36, 16 February 2016
  • Reduction of permeability because of the invasion of drilling fluid.
    135 bytes (17 words) - 07:47, 28 March 2018
  • ...ssive logs). Shallow penetration produces large uncertainty because of mud invasion. Dresser-Atlas trade name. See [[Special:MyLanguage/Dictionary:neutron-life
    1 KB (168 words) - 07:50, 28 March 2018
  • ...o the shale baseline in sands filled with fluids fresher than the borehole fluid. See also [[Special:MyLanguage/Dictionary:SSP|''SSP'']]. An SP log (like th
    2 KB (340 words) - 09:17, 28 March 2018
  • ...en a drill-pipe and the borehole wall through which the returning drilling fluid (mud) returns to the surface. <b>4</b>. A low-resistance ring about a borehole sometimes produced by invasion of mud filtrate into hydrocarbon-bearing beds. Because of their greater mob
    807 bytes (116 words) - 09:20, 28 March 2018
  • ...l causes. Among them is the invasion of a porous formation by the drilling fluid so that the velocity is not representative of the formation’s true veloci
    7 KB (1,040 words) - 13:46, 30 April 2021
  • ...l causes. Among them is the invasion of a porous formation by the drilling fluid so that the velocity is not representative of the formation’s true veloci
    7 KB (1,015 words) - 14:18, 19 May 2021
  • ...l causes. Among them is the invasion of a porous formation by the drilling fluid so that the velocity is not representative of the formation’s true veloci
    7 KB (1,000 words) - 13:47, 30 April 2021