In Situ Stress Prediction Using Differential Strain Analysis and Ultrasonic Shear-Wave Splitting

B. Widarsono, J. R. Marsden, M. S. King

Indonesian Petroleum Association

... by penny-shaped cracks, explains variation of S-wave velocity with variations in ray path angle and wave polarization relative to the crack plane...

Analysis of Time-lapse Multicomponent Seismic Data from a Potash Mining Area in Saskatchewan, Canada, #41275 (2014)

Andrew Nicol, Don Lawson

Search and Discovery.com

... Formation. The full azimuth stacked seismic volumes were divided into 4 azimuthally sectored sub-volumes that are made up of a stack of source-receiver ray...

A Contribution to the Study of Reservoirs Using Seismic Data

Gatot Kariyoso, Purwoko, J. Delaplanche

Indonesian Petroleum Association

... velocity time section. Provided that the velocity data is sufficient, absolute velocity could be derived, and displayed in depth section. However...

PreSDM and PoSDM Imaging of Sub

Search and Discovery.com

Influence of structure on Mississippian paleotopography and distribution of Middle Pennsylvanian sandstone reservoirs on the Cherokee platform, northern Oklahoma

Kevin J. Toth and James O. Puckette

AAPG Bulletin

... of Noble, Pawnee, and Osage Counties, Oklahoma, exhibits linear distribution patterns that differ from regional sediment dispersal systems and result...

Abstract: Determining Induced Microseismic Event Position and Origin Time, by Abdullah AlRamadhan; #90105 (2010)

Search and Discovery.com

Diagenesis and pore pressure induced dim spots „ Advances on AVO analysis of high-impedance reservoirs

Antonio Pessoa, Mark Chapman, Giorgos Papageorgiou

International Meeting for Applied Geoscience and Energy (IMAGE)

... target logs (depth in meters). Clay content was generated by the gamma-ray logs. VP, VS and density were acquired. R1 represents the upper reservoir...

Abstracts: S-wave Attenuation within the Weathering Layer of an Alberta Heavy Oil Field; #90173 (2015)

Kristof De Meersman

Search and Discovery.com

... that are at a common depth within a 1D velocity structure. We will also assume that the bulk of the refracted energy in our experiment can...

Dilation Brecciation…A Proposed Mechanism of Fracturing, Petroleum Expulsion and Dolomitization in the Monterey Formation, California

P. O. Roehl

Pacific Section SEPM

...' Figure 13. Stratigraphic depth plot of selected penological and x-ray data compared to natural potential log curve, Bell #42, West Cat Canyon Field...

Let's Combine Well Testing and Logging: A Pre- and Post-Frac Gas Shale Case

Antoine Jacques, Benoit Brouard, Sivaprasath Manivannan, Pierre Berest, Vincent Jaffrezic

Unconventional Resources Technology Conference (URTEC)

... was increased to impose an overhead pressure at formation depth. Because the wellbore pressure is almost constant, the difference between...

Data processing workflow for reflections from cement-formation interface in ultrasonic pitch-catch measurement in cased hole

Shaopeng Shi, Hua Wang, Meng Li, Aihua Tao

International Meeting for Applied Geoscience and Energy (IMAGE)

... velocity and casing eccentering. Fig. 1b shows the measurement principle through ray paths. The transmitter is designed in a certain angle to ensure the 0th...

Abstract: Measuring the Anisotropy of Salt in the Mahogany Oil Field, Gulf of Mexico, by D. G. Raymer, J-M. Kendall, G. J. Beaudoin, M. C. Mueller, and R. R. Kendall; #90923 (1999)

Search and Discovery.com

Pushing the envelope of seismic stratigraphic interpretation: a case-study from the Mannville Group using small 3-D surveys

M. Smaili, B.S. Hart

CSPG Bulletin

... of interest is located between 600 and 750 m in depth, approximately corresponding to 620–780 milliseconds TWT. The log-derived average velocity...

Geomechanical risk assessment of injection test for a carbon storage site appraisal, offshore Northern Territory

Sadegh Asadi, Abbas Khaksar, Adrian White, Guil Coelho, Raed Rahmanseresht

Australian Energy Producers Journal

... storage reservoir target. The formation is cur­ rently prognosed to be intersected in the appraisal wells at a depth ranging from 1550 to 1750 mTVDSS...

Sedimentary Thermal Maturation Models for the Deepwater Eastern Gulf of Mexico

Kelly Opre Jones, Seiichi Nagihara

GCAGS Transactions

... the Mississippi Submarine fan and different crustal types were responsible for the variation of heat flow across the region. The depth, timing...

The Crude Oils of Wyoming—Product of Depositional Environment and Alteration

Richard D. McIver

Wyoming Geological Association

... and 70 per cent respectively. Based on their depth and sulfur contents, some of the Jurassic and Triassic oil gravities more nearly fit the equation...

Logging and Interpretation Techniques for the B-Field, Offshore Northwest Java

R. E. Crumb, P. Berger

Indonesian Petroleum Association

....) The pyrite and glauconite indicate that the sands were deposited in a reducing environment. Potassium rich feldspar, with its high gamma ray response, exists...

Integrating Rock Physics and Borehole Seismic to Understand the Elastic Changes Associated with CO2 Injections: a REAL-LIFE Example from Southwestern Wyoming

Gabriela D’Aubeterre

Unconventional Resources Technology Conference (URTEC)

... the elastic changes and the subsequent sequestration feasibility workflow. Figure 3 shows the stratigraphic columns for well RSU#1 with the Gamma Ray log...

Abstract: Least Squares Pre-Stack Time Migration for Imaging and Reconstruction of Converted Waves; #90224 (2015)

Aaron Stanton

Search and Discovery.com

... lower, and the lower velocity receiver side ray path makes the aliasing frequency of converted waves lower than their P-wave counterpart. One way...

III Columbia Oil & Gas Investment Conference: Conventional & Unconventional Hydrocarbon Resources - Abstracts

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... after 3D prestack wave-equation depth migration. The complex wave propagation of the primaries is unravelled by the prestack migration, making...

All that wobbles isnt necessarily azimuthal anisotropy

Helen Debenham, Jennifer Badry, Mohamed Megebry

Petroleum Exploration Society of Australia (PESA)

... rather than the depth of present-day burial. Hence there can be large velocity contrasts across these faults. Figure 4 shows the two-way-time (TWT...

Determination of Matrix Thermal Conductivity from Dry Drill Cuttings

Mike F. Middleton

AAPG Bulletin

... with a transient linear heat source on the plane surface of a poorly conducting body: Earth and Planetary Science Letters, v. 74, p. 275-279. End...

Petrophysics of the Lance and Upper Mesaverde Reservoirs at Pinedale Field, Sublette County, Wyoming, USA

Suzanne G. Cluff, Robert M. Cluff, Daniel G. Hallau, Ryan J. Sharma

AAPG Special Volumes

... were available, the data were digitized, imported, and depth shifted into alignment with the open-hole logs by correlation with the gamma-ray...

Acoustic/elastic wavefield injection and reconstruction from ocean-bottom data for elastic RTM

Bingkai Han, Weijian Mao, Xiao-Bi Xie

International Meeting for Applied Geoscience and Energy (IMAGE)

...-side wavefields in the ERTM, and depth images of different wave modes are generated. A variety of numerical examples validate the proposed method...

Reservoir Quality Assessment of the Lower Acacus and Tannezuft Formations in the NC4 Block, Ghadames Basin, Libya

Mohamed Imsalem, Adewale Amosu, Matthew Wehner, Anne Raymond, Yuefeng Sun

GCAGS Transactions

...., 2018) including bulk density, photoelectric factor, acoustic slowness, and neutron porosity. For each depth point, a linear system of equations...