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• Seismic data preparation for mapping
  ...was used: ''υ''(''z'') = 5,000 + 0.4*''z'', where ''υ'' is in ft/sec and ''z'' is depth in feet. This velocity model is often useful in basins that cont
  7 KB (1,064 words) - 19:11, 27 January 2022
• Seismic data and mapping structure
  ...ic data (with time axis) converted to a depth cube using a ''V'' ( ''X, Y, Z'' ) velocity model
  2 KB (320 words) - 19:10, 27 January 2022
• Natural hydraulic fracturing of top seals
  ...\frac{\sigma_3}{\text{Z}}\right) + \frac{\text{p}}{\text{Z}}</math>, where Z is depth.
  9 KB (1,274 words) - 15:44, 30 March 2022
• Pyrolysis gas chromatography
  ...rce-rock-correlations_fig8-44.png|300px|thumb|{{figure number|2}}Sterane m/z 217 mass fragmentograms of an immature rock extract (bottom left), a hydrou ...oil-and-oilsource-rock-correlations_fig8-44.png|Figure 2]] shows sterane m/z 217 mass fragmentograms of an immature rock extract (bottom left), a hydrou
  6 KB (817 words) - 18:19, 9 February 2022
• Seismic migration
  :<math>\frac{\partial^{2}P}{\partial z^{2}} + \frac{\partial^{2}P}{\partial x^{2}} = \frac{1}{V^{2}}\frac{\partial ...time'', starting with the measured waves at the earth's surface ''P''(''x, z'' = 0, ''t''), in effect pushing the waves backward and downward to their r
  14 KB (2,045 words) - 20:21, 21 January 2022
• Magnetics: interpreting residual maps
  ...ecause of the inherent ambiguity of potential field methods in determining Z.<ref name=ch14r8>Skeels, D. C., 1947, Ambiguity in gravity interpretation:
  8 KB (1,109 words) - 17:41, 24 January 2022
• Oil correlation case history: Brazilian offshore basins
  ...rce-rock-correlations_fig8-50.png|300px|thumb|{{figure number|3}}Typical m/z 191 mass chromatograms for group I (top) and group IV (bottom) oils from th ...d-oilsource-rock-correlations_fig8-50.png|Figure 3]] illustrates typical m/z 191 mass chromatograms for group I (top) and group IV (bottom) oils from th
  8 KB (1,086 words) - 22:16, 15 February 2022
• Magnetotellurics case history: rugged carbonate terrain (Highlands of Papua New Guinea)
  ...of non-seismic geophysics in the Papuan thrust belt, in C. J. Carman, and Z. Carman, eds., Proceedings of the First PNG Petroleum Convention: Port More
  4 KB (520 words) - 15:12, 31 January 2022
• Chromatography
  ...n be performed in either full scan mode, to cover either a wide range of m/z ratios, or selected ion monitoring (SIM) mode, to gather data for specific ...tion and analysis, with fragmented ions appearing as a function of their m/z ratios. Peak areas, meanwhile, are proportional to the quantity of the corr
  15 KB (2,280 words) - 21:00, 21 April 2022
• Statistical analysis in oil correlation
  ...ss subjective, statistical methods have been used.<ref name=ch08r51>Sofer, Z., Zumberge, J., E., Lay, V., 1986, Stable carbon isotopes and biomarkers as
  4 KB (520 words) - 22:06, 14 February 2022
• Checkshots and vertical seismic profiles
  .../sub> but source position B is the better choice for a receiver at depth ''Z''₂. Usually, the traveltimes measured for sources A and B are si
  11 KB (1,599 words) - 20:48, 19 January 2022
• Diagenesis: information from petrology
  ...rganic Geochemistry, vol. 17, no. 2, p. 271., 10., 1016/0146-6380(91)90087-Z</ref><ref name=ch21r38>Read, J. F., C. Kerans, J. F. Sarg, and F. M. Wright
  4 KB (544 words) - 21:38, 4 February 2022
• Structural geology fieldwork
  ...., C., Ali-Zade, A., A., Guliyev, I., S., Suleymanova, S., F., Ateava, E., Z., Mamedova, D., N., Koshkarly, R., O., 1998, [http://archives.datapages.com
  4 KB (557 words) - 20:06, 2 February 2022
• Reservoir engineering
  ...ic than ideal gas. The amount of gas deviations stated in deviation factor z (supercompressibility factor), so : : <math>C_g = \frac{1}{P} - \frac{1}{z} \frac{dz}{dP} (psi^{-1})</math>
  14 KB (2,122 words) - 17:33, 7 March 2016
• Cross-well electromagnetic tomography monitoring of fluid distribution
  Equation (2) H_z = (-M)/(4πr^3 ) e^{(-ik_b r)} (1+ik_b r- | H_z || Magnetic flux density in the z-direction || Tesla (T) || kg.s^-2.A^-1
  18 KB (2,715 words) - 18:29, 8 February 2024
• Lwandle plate
  ...2011JB008930</ref><ref name=Calaisetal2006ab>Calais, E., L. Dong, M. Wang, Z. Shen, and M. Vergnolle, 2006, Continental deformation in Asia from a combi
  10 KB (1,574 words) - 16:51, 6 April 2016
• Log analysis applications
  * ''z'' plots, which superimpose a third (''z'') trace value on top of the ''x'' and ''y'' coordinates. (Its value can be ...imensional plots, allowing rotation of the XPLT around the ''x, y'', and ''z'' axes. This usually requires specialized high performance graphics hardwar
  21 KB (3,142 words) - 16:20, 20 January 2022
• Borehole gravity
  :<math>\rho = 3.6824 - 0.03913 \Delta g/\Delta z</math> * Δ''z'' = depth interval (in ft)
  10 KB (1,517 words) - 15:54, 20 January 2022
• Using and improving surface models built by computer
  ...point values for a seismic line that parallels strike and whose shot point z values fluctuate about a contour value will cause contours to wobble throug ...surface through the data, (2) back interpolate from the trend surface a ''z'' value at each data location, (3) subtract the back interpolated values fr
  40 KB (6,039 words) - 20:49, 19 January 2022
• Utilization of the industrial revolution 4.0 in oil and gas exploration
  ...arpetgeo.2019.104136</ref> and <ref name=Zhang et al_2018>Zhang, G., Wang, Z., Li, H., Sun, Y., Zhang, Q., & Chen, W. (2018). Permeability prediction of ...e appraisal wells, but, as both Di et al.<ref name=Dietal_2020>Di, H., Li, Z., Maniar, H., & Abubakar, A. (2020). Seismic stratigraphy interpretation by
  21 KB (3,096 words) - 20:59, 21 April 2022

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