Earth Resistivities at Depths Less Than One Hundred Feet

W. D. Keller

AAPG Bulletin

... kinds of rocks to depths of 100 feet were obtained under known field conditions. The resistivity-depth relations are plotted in the conventional manner...

Deep Electrical Prospecting

J. C. Karcher , Eugene McDermott

AAPG Bulletin

... with fresh water, gas, or oil, the apparent resistivity of the rock as observed by the ordinary methods of electrical prospecting will be large. Non-porous...

Diagnostic Resistivity Sounding Curves of Karstic Aquifers in the Chuping Limestone

Mohammed Sayyadul Arafin, C. Y. Lee

Geological Society of Malaysia (GSM)

... ofthe apparent resistivity) ofthese two VES curves are similar although they are about 300m apart. The minimum ofGS 863 is however located at larger...

Application of Integrated Geophysical Techniques to Characterize the Edwards Aquifer, Texas

Charles B. Connor, Stewart K. Sandberg

Bulletin of South Texas Geological Society

... milliseconds. Time-dependent apparent resistivity was deduced from the time derivative of the magnetic field using the methods of Sandberg (1990). Briefly...

NW Arklon Field

Editors: Edward D. Dolly and James C. Mullarkey

Rocky Mountain Association of Geologists

...NW Arklon Field Editors: Edward D. Dolly and James C. Mullarkey Producing Low Contrast, Low Resistivity Reservoirs Guidebook - 1996 BUSH #B-l NW...

Geophysical Data on the Change in Oil Saturation of Reservoirs During Exploitation

A. A. Valuyskiy

Petroleum Geology: A Digest of Russian Literature

.... Zhuravlev, V. P. and Popov, V. K., 1962, Calculation of the shielding effects on apparent resistivity logs of two points of strata in interpreting...

Application of the surface azimuthal electrical resistivity survey method to determine patterns of regional joint orientation in glacial tills

Douglas Carlson

Environmental Geosciences (DEG)

... array rotated about a fixed center point at selected degree intervals that yields an apparent resistivity ellipse. From this ellipse, joint set...

A Versatile Windows Based Multi-Electrode Acquisition System for DC Electrical Methods Surveys

Douglas D. Werkema, Jr., Estella Atekwana, William Sauck, Johnson Asumadui

Environmental Geosciences (DEG)

... the contact resistance to increase with time. The average apparent resistivity calculated for automatically and manually acquired data is 17.085 and 16.992 Ωm...

Integrated geophysical and chemical study in the lower subbasin of Gadilam River, Tamilnadu, India

M. V. Prasanna, S. Chidambaram, S. Pethaperumal, K. Srinivasamoorthy, A. John Peter, P. Anandhan, M. Vasanthavigar

Environmental Geosciences (DEG)

... the parameters (thickness and true resistivities) such that the theoretical apparent resistivities mimic the observed ones. The interpretation of resistivity...

Use of Microprobe Diagrams for Distinguishing Reservoirs in Carbonate Sections

N. A. Perkov Н. А. Перьков

Petroleum Geology: A Digest of Russian Literature

... of the well if the apparent resistivity is low. Intervals were selected preferably which are represented by carbonate rocks comparatively free of clay...

ABSTRACT: Resistivity Imaging and Natural Potential Applications to the Antioch Fault Zone in the Onion Creek / Barton Springs Segment of the Edwards Aquifer, Buda, Texas, by Mustafa Saribudak, Brian Hunt, and Brian Smith; #90158 (2012)

Search and Discovery.com

Application of transient electromagnetic method (TEM) technique in South-East Asia: Case studies from onshore Sarawak and North Sumatra

Yuri Agafonov, Igor Buddo, Olga Tokareva, M. Shukur M. Ali, Mustapha M. Salleh

Geological Society of Malaysia (GSM)

.... Figure 1 shows typical apparent resistivity ρτ and apparent conductivity Sτ(Hτ) curves, which reflect the geoelectric sections characteristics within...

AAPG Archie Series, No. 1, Chapter 11: High-resolution Techniques

Q. R. Passey, K. E. Dahlberg, K. B. Sullivan, H. Yin, R. A. Brackett, Y. H. Xiao, and A. G. Guzmán-Garcia

AAPG Special Volumes

..., the measurement accuracy is usually defined as ±5% of the measured apparent resistivity. For induction tools, the measurement accuracy is defined...

Artificial Fracturing of Carbonate Rocks of the Miocene and Its Effect on the Results of Geophysical Investigations of Wells

A. Z. Beccher, A. A. Valuyskiy, Ye. A. Kislitsyna

Petroleum Geology: A Digest of Russian Literature

... of wells. An electrical log of these sediments is shown in Fig. 1. Figure 1. Apparent resistivity and SP logs of well 315 of the Abino-Ukrain field...

Delineation of fracture zone using 2D electrical resistivity and induced polarisation methods

Douglas Law Shek Houng, Khairul Arifin Mohd. Noh, Abdul Ghani Md Rafek

Geological Society of Malaysia (GSM)

... in milliseconds (msec). Results Both the apparent resistivity and chargeability data for all four survey lines were processed by using the RES2DINV software...

Modeling Electrical Resistivity in Carbonates Using Micro-CT Scans and Assessing the Influence of Microporosity with MICP, #40953 (2012)

Jan H. Norbisrath, Gregor P. Eberli, Ralf J. Weger, Mark Knackstedt, Klaas Verwer

Search and Discovery.com

.... (2011) that the “apparent cross-sectional area”, which increases with pore count, is the second most important factor controlling resistivity...

The Effect of Resistivity Anisotropy on Earth Impulse Responses

Folke Engelmark, Bruce Hobbs, Dieter Werthmüller

Indonesian Petroleum Association

...The Effect of Resistivity Anisotropy on Earth Impulse Responses Folke Engelmark, Bruce Hobbs, Dieter Werthmüller © IPA, 2011 - 33rd Annual Convention...

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Search and Discovery.com

... be mapped to an apparent interval resistivity, creating a pseudo-resistivity section beneath the line. We plan to illustrate the concepts presented here...

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user

Search and Discovery.com

... be mapped to an apparent interval resistivity, creating a pseudo-resistivity section beneath the line. We plan to illustrate the concepts presented here...

Magnetotelluric Monitoring of Unconventional Energy Resource Development: Disruptive Technology or Damp Squib?

Graham Heinson

Petroleum Exploration Society of Australia (PESA)

... apparent resistivity and phase for a typical bandwidth of 1–1000 s. The black curve shows the response prior to stimulation, and the dashed green...

The Use of Magneto-Telluric Surveying as a Risk Reduction Tool for Hydrocarbon Exploration in the Papuan Foldbelt

J. K. Bennett, M. Parish

Papua New Guinea (PNG) Petroleum Convention Proceedings

... of the surface 338 Karius Mubi MT Modelling impedance is equivalent to the apparent resistivity of the earth, and the standard display of MT data...

Magneto-Telluric Method Applied to Geothermal Prospecting*

Gerard Cormy

Southeast Asia Petroleum Exploration Society (SEAPEX)

..., the “M.T.-5-E.X.” measures the apparent resistivity of the underlying formations at each recording station as a function of natural electromagnetic...

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

Adjie Setiawan, Sigit Sulistyo

Indonesian Petroleum Association

...Understanding Drilling Hazards Through the Use LWD Resistivity Case Study: Resistivity Inversion Adjie Setiawan, Sigit Sulistyo IPA12-E-047...

Anamalous Low Resistivity Tipam Sands of Assam India and their Observed Petrophysical Aspects

Pawan Kumar Jain

Southeast Asia Petroleum Exploration Society (SEAPEX)

...Anamalous Low Resistivity Tipam Sands of Assam India and their Observed Petrophysical Aspects Pawan Kumar Jain 1990 151 158 Formation evaluation...

Recognition of boulder in granite deposit using integrated borehole and 2D electrical resistivity imaging for effective mine planning and development

Muhammad Junaid, Rini Asnida Abdullah, Radzuan Saa'ri, M. Alel, Wahid Ali, Arshad Ullah

Geological Society of Malaysia (GSM)

... having lengths of 400 m each, schematized in Figure 3. The subsurface apparent resistivity data was acquired by exploiting multichannel ABEM LS...