Physical Basis of Reflection Seismology

Bruce S. Hart

Special Publications of SEPM

... to the porosity . Although the effects of density changes on velocities are real, they are usually subsidiary to other factors that affect velocity . Ce...

Flowback Analysis of the Abadi Field

Iwan Kurniawan

Indonesian Petroleum Association

... (1980) Critical Velocity When a cloud of solid particles is settling in a quiescent liquid, additional hindering effects influence its settling velocity...

Sedimentary Structures and Grain-Size Distribution Mustang Island, Texas

R. J. Moiola , A. B. Spencer

GCAGS Transactions

... Trip Guidebook, p. 121-126. Hayes, M. O., 1965, Sedimentation on a semiarid, wave dominated coast (south Texas) with emphasis on hurricane effects...

Pressure prediction using converted shear waves from OBN data: A rock physics approach

Prajnajyoti Mazumdar, Kevin Searles, Bjorn Olofsson, James Gaiser, Terence Krishnasami

International Meeting for Applied Geoscience and Energy (IMAGE)

... -matrix respectively, and kS = 1.8 - 0.05 vcl reflects the pore shape effects where vcl is the clay volume. The matrix rigidity in the bedding-normal...

A deep learning-based inverse Hessian for full-waveform inversion

Mustafa Alfarhan, Matteo Ravasi, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

... Migration (LSM) is a technique that aims to mitigate the degrading effects of the Hessian. Using a migrated and remigrated image, the inverse of the Hessian...

Successful Hydraulic Fracture Treatments in the Anoa Field, Natuna Sea, Indonesia (A Case Study)

J. S. Djalal, C. D. Harding, T. R. Saunders

Indonesian Petroleum Association

... while considering the mechanical effects of the well completion. Figure 4 demonstrates the effects of skin damage on the productivity of A-9 well based...

Pachuta Creek (Smackover) Field, Mississippi

Anthony J. Weber

GCAGS Transactions

... the seismic datum and the well log datum, which is sea level. The 300 ft. above sea level seismic datum and filter lag End_Page 235...

A graph-space optimal transport FWI approach based on κ-generalized Gaussian distribution

Sérgio Luiz E. F. da Silva, Giorgio Kaniadakis

International Meeting for Applied Geoscience and Energy (IMAGE)

... the cycle-skipping effects (or phase ambiguity) has recently been hotly debated. Consequently, several convex objective functions concerning travel-time...

Regional Gravity And Aeromagnetic Anomalies In West Texas

G. R. Keller, W. J. Peeples

West Texas Geological Society

...). The resulting data file was gridded using the minimum-curvature technique (Briggs, 1974) and smoothed (slight low-pass filter) in order to produce a complete...

Finite-difference wavefield propagation using superstepping

T. Nemeth, K. Nihei, A. Loddoch, A. Sekar, K. Bube, J. Washbourne, L. Decker, S Kaplan, Ch. Wu, A. Shabelansky, O. Cristea, Z. Yin

International Meeting for Applied Geoscience and Energy (IMAGE)

...plying the propagator matrix k times as in traditional time stepping, or calculating the effects of the propagator matrix to the kth power and ap...

Interrogating Flowback Chemistry for Damage Markers in the Eagle Ford

Jesse Farrell, Ryan Williams, Rasika Prabhu, Sergey Makarychev-Mikhailov, William Kreimeier

Unconventional Resources Technology Conference (URTEC)

... practices preserved time-sensitive markers, and 3) which sample frequencies captured sufficient resolution of the downhole effects of interest. From...

Is Acid Placement Through Coiled Tubing Better Than Bullheading?

Wayne P. Mitchell, Dario Stemberger, A. N. Martin

Indonesian Petroleum Association

... with "Coiled Tubing" in the title, most of which are concerned with fracturing through coiled tubing, drilling with coiled tubing, metal fatigue, the effects...

Improving the Reliability of Permanent Downhole Monitoring Systems

Tim Conn, Ivan Mombourquette

Indonesian Petroleum Association

... excellent resistance to temperature effects. Crush resistance is far superior which is very important in the horizontal applications...

U.S. Gulf Coast Field Experience with Thin-Bed Well Log Analysis

Tony D. Lawrence , Ashok K. Sinha , Walter H. Fertl

GCAGS Transactions

... deep resistivity measurements, are virtually unaffected by shoulder-bed effects. A schematic presentation of the TBRt instrument, which can be run...

Sediments of Lower Chesapeake Bay, With Emphasis on Mass Properties

W. Harrison, M. P. Lynch, A. G. Altschaeffl

Journal of Sedimentary Research (SEPM)

... was conducted in June, 1961, to determine a pre-dredging and pre-spoil-disposal distribution, in January and February, 1962, to ascertain effects...

Selective Dolomitization and the Origin of White Dolomitic Marble Bodies in the Middle Devonian of Western Utah

Robert B. Nelson

Journal of Sedimentary Research (SEPM)

..., the microscopic effects of alteration extend through a much broader interval than is indicated by the rocks at the contact. Within this interval nine...

The Relationship Between Sphere Size And Settling Velocity

Ronald J. Gibbs, Martin D. Matthews, David A. Link

Journal of Sedimentary Research (SEPM)

... was filtered through a 0.45µ molecular filter in order to eliminate any dust that might produce extraneous reflections which might be confused with these small...

NMR Monitored Spontaneous Imbibition of Oil in Unconventional Reservoir Demonstrates Reservoir Heterogeneity

Stacey Althaus, Jin-Hong Chen, J. David Broyles, Shannon Eichmann, Jewel Duncan, Mohammed Boudjatit

Unconventional Resources Technology Conference (URTEC)

...-of-view SEM images (LgFOV) of approximately 750 µm x 250 µm. Following stitching of the LgFOV, a non-local means filter was applied to denoise...

AAPG-SEPM-SEG Pacific Sections and SPWLA Annual Convention: April 17-19, 1988, Santa Barbara, CA; Abstracts #91035 (2010).

Search and Discovery.com

Preliminary Report of Authigenic, Euhedral Tourmaline Crystals in a Productive Gas Reservoir of the Tiger Ridge Field, North-central Montana

Donald L. Gautier

Journal of Sedimentary Research (SEPM)

... overgrowths similar to the euhedral crystals. The authigenic tourmalines probably exert several negative effects upon reservoir quality. Waters...

Delineation of a Thin Sandstone Reservoir Using Seismic Lithologic Modeling in the Taber-Turin Area, Alberta

Tom Guidish and Marc DeBuyl

AAPG Special Volumes

... interference effects of closely-spaced reflectors under the assumption of lateral continuity of a layered model. In addition, this 2-D forward...

Passive Margins: Eroded Carbonate Platform Margin--The Blake Escarpment off Southeastern United States

William P. Dillon, Anne M. Trehu, Page C. Valentine, and Mahlon M. Ball

AAPG Special Volumes

..., and parameter selections (such as filter tests, scaling tests, etc.) were completed. Then basic processing was applied, including binary gain...

Bioturbators as Ecosystem Engineers: Assessing Current Models

Brittany A. Laing, Luis A. Buatois, M. Gabriela Mángano, Nicholas J. Minter, Luke C. Strotz, Guy M. Narbonne, Glenn A. Brock

PALAIOS

... effects and can trigger positive feedback loops. These ecological modifications may be considered niche construction if they persist on evolutionary...

Why Geologists Should Know about Mud in Rotary Drilling: Reliability of the Information Furnished by Cuttings, Cores, Mud Analysis, and Electrical Logs is Dependent upon the Properties of the Mud.

Dr. George R. Gray

Oklahoma City Geological Society

... in the permeable rock are too small for the mud solids to enter, these solids are filtered out and form a filter cake. In this case only the liquid from the mud...

Why Geologists Should Know About Mud Used in Rotary Drilling

George R. Gray

Tulsa Geological Society

.... If the openings in the permeable rock are too small for the mud solids to enter, these solids are filtered out and form a filter cake. In this case...