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The AAPG/Datapages Combined Publications Database
Showing 768 Results. Searched 195,452 documents.
Structural Modification of Corals in Relation to Waves and Currents: Reef Biota
Richard R. Graus , John A. Chamberlain Jr. , Alexa M. Boker
AAPG Special Volumes
... at 360°. Each curve is for both forward and backward branches ( and 180° -), although only labeled with values of (in degrees). L, wavelength; D...
1977
Early Compressional Deformation in a Shelf Salt Mini-Basin Setting: Pre-Stack Depth-Migration Imaging and Palinspastic Reconstruction of the Mozart Structure, South Marsh Island South Additions, Offshore Louisiana
David J. Hall, Scott N. Opdyke, Richard L. Nagy
GCAGS Transactions
... by the backward rotation of the basin due to gravity loading updip. In Figure 8 we have diagrammatically suggested the mechanism of basin rotation and sea-floor...
2006
Density-Modified Grain-Flow Deposits From an Early Paleozoic Passive Margin
Gary G. Lash
Journal of Sedimentary Research (SEPM)
.... This is probably related to either backward shearing of sediment and water in front of the moving sediment mass, creating turbulence on top of the flow, or expulsion...
1984
Venezuela Exploration, Then and Now
Richard H. Sams, George Pinkley
Bulletin of South Texas Geological Society
... is unbelievably backward on roads, just why I don’t know as money is supposed to be appropriated for them. We settled down in the town of 2,500 people...
2000
IRON MINING AT THE RUFFNER MINES OF SLOSS SHEFFIELD STEEL AND IRON COMPANY
Robert Yuill,
Alabama Geological Society
...", whereas once mechanized all the material shot down, was loaded and sent to the surface. To supplement or replace hand sorting, "picker belts" were...
2006
Using Multidisciplinary Data Gathering to Evaluate eXtreme Limited Entry Completion Design and Improve Perforation Cluster Efficiency
Apiwat (Ohm) Lorwongngam, Shawn Wright, Stephanie Hari, Erin Butler, Michael McKimmy, Jennifer Wolters, Craig Cipolla
Unconventional Resources Technology Conference (URTEC)
... camera was able to capture one additional shot versus what was planned in clusters 5 and 9. The camera images indicate that these 2 clusters show...
2020
Abstract: Multi-Scale 2D Acoustic Full Waveform Inversion with High Frequency Impulsive Source; #90187 (2014)
Vladimir N. Zubov, Michael P. Lamoureux, and Gary F. Margrave
Search and Discovery.com
..., the mathematical model we use in here consists of three key modules: Forward wave propagation with unconditionally stable factorization Backward...
2014
Scolecodonts: I. Descriptive Terminology and Revision of Systematic Nomenclature; II. Lectotypes, New Names for Homonyms, Index of Species
J. Jansonius, J. H. Craig
CSPG Bulletin
... backward or posteriorly. Individual scolecodonts or fossil jaws are best described in similar positions and should be illustrated with the anterior...
1971
Subduction in the Indonesian Region*
Warren Hamilton
Southeast Asia Petroleum Exploration Society (SEAPEX)
... of the underlying oceanic plate, represent a dynamic equilibrium between the thickening of the wedge as it is pushed backward by the undersliding...
1975
Paleohydrographic History of the Great Basin Region
William Lee Stokes
Rocky Mountain Association of Geologists
... of energetic streams working backward from the steep west face of the range. The fact that streams working in zones of soft rock have not crossed...
1979
The Cementation Process in Sandstone
Roswell H. Johnson
AAPG Bulletin
.... These oscillations are especially important, because the expansion of the gas leads to movement backward and forward, facilitating the segregation...
1920
New Insights into the Piedemonte License Triangle Zone in the Llanos Foothills - Colombia
Roberto Linares P., Héctor H. Aguirre A., Juan C. Alzate D., Pedro A. Galindo A.
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... of the intercutaneous wedge. The structural analysis is based on “backward” modeling (cross section restoration) and on forward modeling of the area using...
2009
ABSTRACT: TRINIDAD VENEZUELA 11-0 Ma SUPRAOROGEN BASINS FORMED BY BURIED HALITE DISSOLUTION
Roger Higgs
Geological Society of Trinidad & Tobago
... stepped backward. Prior to Miocene time, the active thrust was at the front of the Slope Nappe, which has been entirely eroded off the top of the Shelf...
2007
Morphology and Sediments of Redondo Submarine Fan Southern California
Barbara E. Haner
Pacific Section of AAPG
... and forth within a narrow zone. The present channel is partly filled by a backward tilted slump block. Relict channels are present on the western...
1988
Restoration of a Franklin 25 HP Valveless Engine
Scott Van Diepenbos
Petroleum History Institute
... backward, the lower ring passes the port shutting off the air-fuel mixture - a process that takes the place of the intake valve. When the piston reaches...
2007
Desert Day
M. Dane Picard
Utah Geological Association
... recall that eagles have trouble taking off from the ground. The eagle moves backward across the small clearing and up onto a ledge of basalt. Bennet, his...
1980
Memorial: Thomas Gregory Perry (1919-1972)
Alan S. Horowitz
AAPG Non-Technical and Memorials
... that it really was locked) before going home. After the issue was mailed, he could walk out of the office without a backward glance. Tom had many facets and his...
1973
Drainage
W. B. Creath
Tulsa Geological Society
... by this false sense of security in the "protected" areas, the flood program may actually be taking one step backward for each two or three steps...
1972
Memorial: Don Earl Perryman (1934-1985)
A. Darryl James
AAPG Non-Technical and Memorials
... job," which turned into 3 weeks. Brad says, "He bent over backward to help, and I'll always remember that." For recreation, Don loved to ski...
1986
Graphic Treatment of Folds in Three Dimensions
A. J. Eardley
AAPG Bulletin
... of the construction backward for the determination of the intersection of the two planes, B and C, form the assumed intersection, a new or corrected dip...
1938
A Silurian Graptolite Zone in Crane County, Texas: GEOLOGICAL NOTES
Charles E. Decker
AAPG Bulletin
... in text Figure 16. Both are slender, widening gradually, and both have the proximal end bent backward giving a gentle curve to that end...
1942
Mid-Oligocene Transgression in Southern Peru: GEOLOGICAL NOTES
R. M. Stainforth , W. Ruegg
AAPG Bulletin
... of the beds must be revised backward. This age revision deserves publicity for two reasons. First, it shows that the effects of the regional mid-Oligocene...
1953
Generating a New Approach for Continuous Reservoir Model Updating: Non-Gaussian Priors & Nonlinear Data Functions in EnKF (Paper P17)
S. Forghany, A. A. Asgari, T. Behrouz
Geological Society of Malaysia (GSM)
... the history (no backward integration in time). On the other hand since EnKF does not need either history matching gradients or sensitivity coefficients...
2012
Pure Gypsum Separates From "Dirty" Evaporites: RESEARCH METHOD PAPER
Laurie C. Mcleod, Richard Rudowski, William J. Ullman
Journal of Sedimentary Research (SEPM)
... stopcock, was mounted within the magnetic field of an isodynamic-type magnetic separator. The separator was tilted backward to between 20 to 30° from...
1985
Definition of Term Formation in Stratigraphic Sense: DISCUSSION
Henry H. Gray
AAPG Bulletin
... of the basic stratigraphic unit to a concept current half a century ago is backward step in stratigraphic philosophy, although locally and temporarily arbitrary...
1958