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The AAPG/Datapages Combined Publications Database

Showing 593 Results. Searched 191,775 documents.

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Numerical Modeling of 1D Anomalous Diffusion in Unconventional Wells Using a Nonuniform Mesh

Ralf Holy, Erdal Ozkan

Unconventional Resources Technology Conference (URTEC)

... dependencies in the form of u(x, t) = − kα,β ∂1−α µ ∂t1−α � ∂β p(x,t) ∂xβ �, (1) where 0 < 𝛼𝛼, 𝛽𝛽 < 1 and 𝑘𝑘 𝛼𝛼,𝛽𝛽 is a phenomenological...


A Fast Method of Calculation of the True Thickness of Beds According to the Apparent Thickness, Measured along the Shaft of a Slanting Well

L. A. Buriakovskii Л. А. Буряковский

Petroleum Geology: A Digest of Russian Literature

... it is unwieldly: T = Tv (sin β sin σ cos ϕ ± cos β cos σ), where T and Tv are respectively the true and the apparent thickness; β is the angle of dip...


Method of Spatial Observations of RNP Under the Conditions of the Reef Zone of the Orenburg Cis-Urals

I. A. Mushin

Petroleum Geology: A Digest of Russian Literature

... x where nx = cos α1 · cos β1+ cos α2 · cos β2; (4) n y = sin ⁡ α 1 · cos ⁡ β 1 + sin ⁡ α 2 · cos ⁡ β 2 nz = -sinβ1-sin β2; α1...


Method of Estimating Indexes of Flooding and Recovery Factors from Production Data (Method of Isochrons of Flooding of Pools)

M. L. Surguchev

Petroleum Geology: A Digest of Russian Literature

...V ̄ B, i.e.: (1) β o = ϕ f k ̄ , μ o , V n The conformance factor for the entire flooded zone of the pool β0.0 is determi...


Determination of the Coefficient of Fracturing of Rocks According to Curves of Recovery of Pressure in Drill Holes

F. I. Kotyakhov

Petroleum Geology: A Digest of Russian Literature

... of the ordinate β are determined; then according to the value of these shifts, a determination is made of χ and kTh/μ between two wells. (8) χ = ∝ χ 0 r 2...


Abstract: Structure Oriented Hybrid Filter for Enhancing Seismic Edges and Channels; #90319 (2018)

Jinsong Wang, Saleh A. Al-Dossary

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... etc.) to take advantage of good features of both filters. The hybrid filter is defined as: Hybrid filter = α (bilateral filter) + β (trilateral filter...


Calculation of Initial Oil Reserves with a Water Drive Using the Elastic Characteristics of the Stratum

V. M. Dobrynin

Petroleum Geology: A Digest of Russian Literature

...) Δ V o = - V o β o P fm - P fm init = V o β o Δ 1 P fm   (2) Δ V w = V w β w P fm - P fm init = V w β w...


Effect of Pressure on the Reservoir Properties of Sandstones

V. M. Dobrynin

Petroleum Geology: A Digest of Russian Literature

... of overburden pressure calculated as the difference: β p = p r - 0.85 p fm Therefore, the value of the overburden pressure was used...



S-S. Xu, L. G. Velasquillo-Martinez, J. M. Grajales-Nishimura, G. Murillo-MuÒetÛn, J. GarcÌa-Hernandez and A. F. Nieto-Samaniego

Journal of Petroleum Geology

... be estimated from the vertical component (Sv) of the fault slip and the dip (β) of the bedding according to the following relationship: Sc = Sv/tan β. Since...


Photoelastic Model Studies of Thrust Fault Initiation

J. J. Gallagher Jr., W. D. Rizer

Wyoming Geological Association

... are right angles. Figure 1. Schematics for the interior (A) and edge (B) slot models. Q is the applied compressive load on the model boundaries. β...


Estimation of the Capacity and Recovery Factor of Fractured Reservoirs of Upper Cretaceous age of the South Part of the Eastern Cis-Caucasus

V. M. Vasil’yev

Petroleum Geology: A Digest of Russian Literature

... reserves in fractured reservoirs has the following form: Vm w β w Δ p + Vm t β o Δ p + V 1 - m t + m w × β iz Δ p + Δ m...


Possibility of Direct Exploration for Hydrocarbon Pools in Neocomian-Upper Jurassic Sediments of the Yenisey- Kkatanga Downwarp

V. I. Kazais

Petroleum Geology: A Digest of Russian Literature

.... Results of geophysical interpretations in the Sredne-Yarov area. a-Parameter map; b-graph of variation of β, and c-same for ϱ along line A-B...


Progradation Rates of Marine Deltas Influenced by Longshore Currents - Numerical Modeling; #50233 (2009)

Przemyslaw Predki

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... time through shelf, tw  Muto & Steel (2002) − At w tan φ + (cSt w ) 0,5 tan β (tan φ ) −1 (tan β − tan φ ) −1 −W = 0  tan φ   tan α...


From Arrhenius to CO2 Storage: Part III: A Simple Greenhouse Model

Martin Landrø, Lasse Amundsen

GEO ExPro Magazine

... the surface of the Earth. Let us assume that the atmospheric layer absorbs β % of the Earth’s IR A simple model of the greenhouse effect. The temperature...


From Arrhenius to CO2 Storage Part VI: More on the Simple Greenhouse Model

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

... above the surface of the Earth. The atmosphere absorbs β of the Earth’s IR radiation. The atmosphere heats and reradiates energy to space and back...


Results of Investigations of the Recovery Factor of Stratum B2 of the Zol’nen Field by the Flooded-Zone Method (Isochrons of Flooding)

V. I. Kolganov, M. L. Surguchev, N. A. Yevgrafov

Petroleum Geology: A Digest of Russian Literature

... of the pool on date at which the front of injection is determined βTS: (5) β T = Q H N   (6) β T s = Q H N...


Abstract: AVAZ Inversion for Fracture Orientation and Intensity: a Physical Modeling Study; #90187 (2014)

Faranak Mahmoudian and Gary F. Margrave

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...-receiver azimuth, α is the vertical P-wave velocity (fast P velocity), Z = ρα is the P-wave impedance, β is the vertical S-wave velocity (S -wave, fast...


Creating Singularity Order Attribute of Seismic Signals Using Continuous Wavelet Transform (CWT) for Stratigraphic Interpretation Tools

A.M. Ustad, M.S. Jaya, F.J. Herrman

Indonesian Petroleum Association

... (t )ψ ⎜ ⎟dt ⎝ a ⎠ { W f ,ψ β 6 4 ( de4) sharpening 48 4− 7 4 4 β (σ , t ) = σ β d β ( f4∗2 σ43t ) φ )( dt 1 } (4) (5) smoothing for β ∈ R , σ > 0...


Investigation of Conformance of Pay Zones of Uzen Field by Extraction Processes

V. I. Il’yayev, Yu. P. Kislyakov, E. L. Leybin, Ye. K. Ogay, Zh. A. Apakayev

Petroleum Geology: A Digest of Russian Literature

.... These show extremely low values of conformance by flooding (β OXB). Table 1 shows the dynamics of β βOXB and recovery factor (η) for sectors II, III, and IV...


Abstract: Joint PP and PS AVO Inversion Based on Zeopprtiz Equations; #90171 (2013)

Tiansheng Chen and Xiucheng Wei

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... are nonlinear functions with respect to the six elastic parameters, such as α1 , α 2 , β1 , β 2 , ρ1 , ρ 2 , The ultimate goal of an AVO inversion method...


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