Main Results and Tasks for Regional Work in Fergana Depression

P. V. Glumakov, Ye. K. Tabachnikova, A. A. Abidov

Petroleum Geology: A Digest of Russian Literature

... percent in zone IX and 5 percent in zone VIII. This is the first sour gas found in Fergana depression. [Gypsum is present low in the Paleogene section-JC...

A New Log: The Induction-Electrical Log Combination

C. A. Doh , M. P. Tixier

GCAGS Transactions

... is influenced more by the invaded zone resistivity, whereas the 40 induction log is influenced more by the true resistivity. It is also necessary...

Buoyancy and Interfacial Force Effects on Two-Phase Displacement Patterns: An Experimental Study1

Tomochika Tokunaga, Katsuro Mogi, Osamu Matsubara, Hiroyuki Tosaka, and Keiji Kojima

AAPG Bulletin

... that for horizontal two-phase displacement, the viscosity ratio between injecting and invaded fluids is one of the important parameters for determining...

Assessing Reservoir Producticity Using Innovative Exploration Technologies and Advanced Formation Evaluation Techniques

I Made Agus Sutha Negara, Iman Firdaus, Luhut P. Gultom, Anwar Sadat, Dedi Juandi

Indonesian Petroleum Association

..., heterogeneity delineation, and image porosity classification. This method uses the modified Archie equation in the invaded zone; hence, the method can...

Recent Tectonics and Distribution of Petroleum Accumulations in Cis-Caucasus

A. N. Shardanov, Yu. A. Romanov

Petroleum Geology: A Digest of Russian Literature

... with horizontal displacement of up to 50 km. More recent seismic data indicate, however, that a zone of steep south-dipping upthrusts is present along...

Tectonics and Oil-Gas Prospects of Middle Caspian Region

M. D. Belonin, A. N. Dimakov, A. M. Zharkov, N. S. Oknova

Petroleum Geology: A Digest of Russian Literature

... tectonic bench, Degestan wedge. Figure 1. Schematic map of tectonics of Middle Caspian region. First-order structures: I-Karpinskiy Ridge, II-zone...

Redox Reactions Involving Hydrocarbons and Mineral Oxidants: A Mechanism for Significant Porosity Enhancement in Sandstones

Ronald C. Surdam, Zun S. Jiao, Donald B. MacGowan

AAPG Bulletin

... demonstrate that if a hematite-stained sandstone (1.5% Fe2O3) is invaded by a fluid containing a 50/50 mixture of water and hydrocarbons, and redox...

Integrated Work-Flow for Reservoir Characterisation

Nguyen Nam

Petroleum Exploration Society of Australia (PESA)

... for synthetic seismic forward modelling to flu id-factor attributes highlighting hydrocarbon in an invaded zone and deep resistivity at true create offset...

Effect of Structure of Basement Surface on Character of Distribution of Oil and Gas Fields of Timan-Pechora Basin

T. V. Dmitriyevskaya, S. G. Ryabukhina, P. I. Dvoretskiy, V. A. Ponomarev, V. A. Zayiyev

Petroleum Geology: A Digest of Russian Literature

... of Timan-Pechora oil-gas basin is a schist and volcanic complex of Riphean and Vendian age invaded by silicic and basic intrusives. At this level...

Resolving Water Saturation Estimation in Thin Carbonate Reservoirs Using Resistivity Inversion, #40931 (2012)

Amr M. Serry, Sabah K. Aziz, Omar Al-Farisi, Mariam Al-Marzouqi, Sultan Budebes

Search and Discovery.com

... in both the flushed zone (Sxo) and the un-invaded zone (Sw) values for horizontal well sections drilled across carbonate reservoirs. The application...

A Review of Well Log Interpretation Techniques for Carbonate Reservoirs of South-East Asia

P. Cooke-Yarborough

Southeast Asia Petroleum Exploration Society (SEAPEX)

... permeability of invaded zone in millidarcies. q = flow rate in cubic centimetres per second. μ = viscosity of mud filtrate at formation temperature. Δp...

AAPG/Datapages Discovery Series No. 7, Multidimensional Basin Modeling, Chapter 3: Modeling of Secondary Petroleum Migration Using Invasion Percolation Techniques

Daniel J. Carruthers

AAPG Special Volumes

... the connate water saturation), and upwardly directed pressure heads are calculated from this zone. Where the invaded sites are shown in dark green...

The Effect Of Mn3O4-K Formate Mud on LWD/LWT Response and Solving Interpretation: Case Study of HPHT Gas Field, Offshore Madura Strait, East Java

Erick Prim Putra, Ryan Surjaudaja, Antonius Himawan, Rizky Ferdiansyah

Indonesian Petroleum Association

... of this mud in both borehole and invaded zone will increase the measured potassium yield.   b. Density log measurement is also affected in a couple...

Resolving MWD-Wireline Resistivity Differences in Shaly-Sand Pay Zones

Steve Mack

Indonesian Petroleum Association

... utilising a log analysis program designed to determine prospective net pay. Analysis using the MWD log indicated that a marginal zone had low enough water...

Quantitative Geophysical Study of the Cleveland Sand Reservoir (Pennsylvanian) in the Eastern Part of Logan County, Oklahoma

Dimitrious Kousparis

Oklahoma City Geological Society

.... These corrections are affected by formation thickness, temperature and Ri/Rm ratio, where Ri represents the resistivity of the invaded zone, in ohm...

Old Electrical Log Interpretation [Pre-1958], Chapter 10: The Old Gamma Ray and Neutron Logs

Hilchie, D.W.

AAPG Special Volumes

... log. It primarily detects hydrogen, which is directly relatable to porosity unless you are in a gas zone. Gas has low hydrogen content and shows up...

Introduction

Richard H. Merkel

AAPG Special Volumes

... and techniques has primarily been ultimately directed toward the ability to have in situ assaying of a particular target zone. In petroleum applications...

Understanding Drilling Hazards Through the Use LWD Resistivity Case Study: Resistivity Inversion

Adjie Setiawan, Sigit Sulistyo

Indonesian Petroleum Association

..., there is permeable zone. The permeable zone is invaded by drilling fluid and has caused differential sticking in the past. Figure 5 – Rock properties changed...

A Model-Based Method to Supply Missing Log Information, by Michael A. Frenkel, #40106 (2003).

Search and Discovery.com

Impact of arid surface megacracks on hydrocarbon reservoir properties

Philipp Antrett, Anna Alexandra Vackiner, Peter Kukla, Norbert Klitzsch, Harald Stollhofen

AAPG Bulletin

...) Vegetation growth on crack rim. (D) Vegetation growth in cracks; invaded zone as halo along crack. (E) Refilled crack. Enhanced vegetation growth on crack...

Old Electrical Log Interpretation [Pre-1958], Chapter 3: The Normal Curve

Hilchie, D.W.

AAPG Special Volumes

...) and a long normal (usually 64 inches). The short normal usually measures in what is considered the invaded zone, while the long normal reads deeper...

Seismic Attributes for Reservoir Property Prediction„ A Review (Geophysics Poster 16)

Muhammad Sajid, Zuhar Zahir Bin Tuan Harith

Geological Society of Malaysia (GSM)

... are considered to be the direct measure of the sub-surface lithology property but their response is also affected by the invaded drilling fluid(Walls, et al...

Old Electrical Log Interpretation [Pre-1958], Chapter 1: Resistivity and SP Interpretation Fundamentals Review

Hilchie, D.W.

AAPG Special Volumes

.... If porosity is constant and a water bearing zone exists, you may read Ro directly off the log and use it with Rt to obtain Sw.Figure 1-1. Nomograph Solution...

New Sand Count Using Core Calibrated UBI™ (Ultra-Sonic Borehole Imager) Data

K. Firmansjah, C. Lombard, F. Mercier, J. L. Chappe, P. Montaggioni

Indonesian Petroleum Association

... ViewPlus™1 formation evaluation results in the cored interval (well C). VXGA = Volume of gas in the invaded zone VXWA = Volume of water in the invaded...

Benchmark Responses - Application of Resistivity-Tool-Response Modeling for Formation Evaluation - Archie Series No. 2

Hezhu Yin

AAPG Special Volumes

..., invasion diameter D_inv=28 in. (+ 71 cm), and an invaded zone resistivity, Rxo = 0.6 ohm m. • • R  adial resistivity variation is indeed indicated...