Analog Models of Restraining Stepovers in Strike

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Paleozoic Plate Tectonics and the Evolution of the Cordilleran Continental Margin

William R. Dickinson

Pacific Section SEPM

...) regard the polarity of the m a i n subduction zone in the Alps as opposed to the sense inferred by Oxburgh, and hence view the obduction there in terms...

Seismic Stratigraphic Interpretation for Thin Layers: Case Studies

Kuo-An Lin, Shi-Chi Fuh, Hsiung-Mao Chen

Geological Society of Malaysia (GSM)

... of equal amplitude and opposite polarity Hence, a valid bed thickness can be measured by the peak-to-trough time separation above the tuning thickness...

Exploration in the East African Rift System

Ian Davison, Ian Steel, Matthew Taylor, Eoin O Beirne, Theodore Faull

GEO ExPro Magazine

... bounding faults switch polarity up to five times (Figure 2). The switch in polarity sometimes coincides with the location of Precambrian basement shear...

Surface and Subsurface Integration to Reconstruct Paleogene Ombilin Basin Development

Lisnanda A. Perdana, Amrizal, Dr. Ir. Dardji Noeradi

Indonesian Petroleum Association

... (Noeradi, 2005) Seismically Sawahtambang shows reverse polarity from sediment thickness. Generally, it’s characterized by strong interbedded...

Applying DHI/AVO Best Practices to Successfully Identify Key Risks Associated with a Fizz-Water Direct Hydrocarbon Indicator in the Norwegian Sea

W. A. Fahmy, J. M. Reilly

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... amplitude on far offset data with apparent low impedance signature and an increase in AVO or a polarity reversal on the pre-stack image gather followed...

Study of Oil Recovery from Nonhomogeneous Porous Media

Sh. K. Gimatudinov

Petroleum Geology: A Digest of Russian Literature

... or negative sign, decreasing the oil recovery. As a consequence, with expelling from nonhomogeneous specimens of the low polarity oils of the eastern...

Utilizing Variably Integrated Spectral Frequency to Extract Entire Fluvial Systems

Pongthep Thongsang, Mirza Naseer Ahmad

Indonesian Petroleum Association

..., the weak event) is covered as domain corresponds polarity is significant   reflected amplitude (third a background. Frequency only absolute number...

Orientation and Distribution of Fossils as Environmental Indicators

Heinrich Toots

Wyoming Geological Association

.... An additional complication not encountered in standard petrofabric work is the polarity inherent in the symmetry of most fossils. Thus, it makes...

Time-lapse seismic at 29,000: What can we learn?

Jan Stammeijer, Pieter Cornelisse, Christy Gautre, Patricia Yu, Juan Jimenez, Paul Hatchell

International Meeting for Applied Geoscience and Energy (IMAGE)

... at the main reservoir unit. In the adopted polarity convention, a hardening is coloured blue and a softening red. Scale multiplied by 4 relative to a 3D...

Summary of Eocene Stratigraphy at the Base of Jim Mountain, North Fork of the Shoshone River, Northwestern Wyoming

Victor Torres, Philip D. Gingerich

Wyoming Geological Association

... 1983 205 208 Berggren, W.A., McKenna, M.C., Cardenbol, J., and Obradovich, J.D., 1978, Revised Paleogene polarity time scale: Jour. Geol., v. 86, p...

An Economic Perspective and Reservoir Characteristics of Gas Hydrate with Case Studies Karama Block, Makassar Strait

Mohammad Gunadhi Rahmadi, Muhammad Alfian, Agus Guntara, Alfian Usman

Indonesian Petroleum Association

..., as well as from the existence of reverse polarity (Figure 8). The boundary is between the lower limit of gas hydrate and the upper limit of free gas...

Extended Abstract: Petroleum Systems in the Permian Basin: Targeting Optimum Oil Production

Daniel M Jarvie

Houston Geological Society Bulletin

... have different chemical properties and differ in polarity. In black oil maturity tight oil plays the SARA composition affects recovery of petroleum...

Integration of Production Communication and Hydraulic Fracture Connection in Unconventional Reservoirs

Yanrui Ning, Ge Jin, Xiaoyu Zhu, Ali Tura

Unconventional Resources Technology Conference (URTEC)

... start to close while the compressing area (also called stress shadow, in blue) relaxes immediately. This phenomenon is referred to as polarity flip...

Hydrocarbon Mobility as a Proxy for Reservoir Quality and Migration

Adam Turner, Catherine Donohue, J. Alex Zumberge

Unconventional Resources Technology Conference (URTEC)

... shape aren’t the only things that dictate hydrocarbon mobility. It is also important to understand the effects of polarity and the affinity a certain...

Josephine Prospect, Cognac Field, MC195 A "Typical" Shelf Deep Pool Discovery

Robert Rooney, Tim Bourgeois, Christina Davis, Michiel deGroot, Dave French, Machelle Johnson, John Leftwich, Brian O'Neill, Keerthi McIntosh

GCAGS Transactions

... at the prospect were similar in polarity to other known productive reservoirs in the field with a symmetric hard-soft-hard trace profile. Further evidence...

No Oceanic PlateauNo Caribbean Plate? The Seminal Role of an Oceanic Plateau in Caribbean Plate Evolution

Andrew C. Kerr, Rosalind V. White, Patricia M. E. Thompson, John Tarney, Andrew D. Saunders

AAPG Special Volumes

.... If these plateaus encounter an oceanic arc, subduction polarity reversal may occur, and/or the locus of subduction may step back behind the trailing edge...

A Model for Linked Basin Development Around the British Isles: Chapter 32: North Sea and Barents Shelf

A. D. Gibbs

AAPG Special Volumes

... is the third basin system, which has been developed on both Caledonian and Variscan basement (Cheadle et al., 1987). BASIN POLARITY The acquisition...

Continental Margins: REPLY

Peter A. Rona

AAPG Bulletin

... of the undisturbed magnetic zone as sea-floor generated during an interval of uniform geomagnetic polarity starting at the beginning of the Permian. If sea-floor...

Model for a Passive to Active Continental Margin Transition: Implications for Hydrocarbon Exploration

Curtis R. Cohen

AAPG Bulletin

...) This paper proposes a model for the transition of a passive, Atlantic-type continental margin to an active one with reverse polarity, prior to its...

Model for a Passive to Active Continental Margin Transition: Implications for Hydrocarbon Exploration: REPLY

Curtis R. Cohen

AAPG Bulletin

... (Cohen, 1982), and (3) the role of flexure in the passive to active continental margin transition (with reverse polarity). ROLE OF NORMAL FAULTS...

Abstract: Compensation for Shear-wave Anisotropy Effects Above a Heavy Oil Reservoir; #90171 (2013)

Richard Bale, Kostya Poplavskii, and Colin Wright

Search and Discovery.com

..., while the transverse component on the right displays a characteristic change of polarity at 90˚ intervals. By observing the locations of these polarity...

Abstract: Compensation for Shear-wave Anisotropy Effects Above a Heavy Oil Reservoir; #90171 (2013)

Richard Bale, Kostya Poplavskii, and Colin Wright

Search and Discovery.com

..., while the transverse component on the right displays a characteristic change of polarity at 90˚ intervals. By observing the locations of these polarity...

Abstract: Enhancement of Microseismic Events Detection Sensitivity by Taking into Account Focal Mechanism Effects; #90224 (2015)

R. Macault and T. Bardainne

Search and Discovery.com

..., but detection is not sensitive. Microseismic data recorded from the surface has low signal-tonoise-ratio and if polarity is not taken into account...

The Direct Indicators for Predicting Gas Hydrate Occurrences in the Deep-Water Areas of Vietnams Continental Shelf; #80661 (2018)

Nguyen Thu Huyen, Trinh Xuan Cuong, Nguyen Trung Hieu, P.T. Vien, H.A. Tuan

Search and Discovery.com

... between a layer of sediment containing GH and a free gas layer below. The associated contrast from high to low velocity gives the BSR a polarity which...