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The AAPG/Datapages Combined Publications Database
Showing 1,819 Results. Searched 195,364 documents.
Kinematics of Sand Avalanches Using Particle-Image Velocimetry
Michael Tischer , Marcus I. Bursik , E. Bruce Pitman
Journal of Sedimentary Research (SEPM)
... at the head and decreases towards the tail. Those particles pushed to the edge of the flow as it widens lose momentum and eventually stop. This leads...
2001
How to Reduce Rod Pump Failures by 40% in 2 Years - The X Field Story
Japet Dongoran
Indonesian Petroleum Association
... installation SOP improvements. 3. Rigorous review and approval process for repeated and premature failures. 4. Installation of unique tail screens...
2018
Africa: Great Frontier: World Hydrocarbons Past, Present, and Future
Duncan Clarke
Search and Discovery.com
... in the shaping of the industry and its evolution. The various phases of exploratory drilling and hydrocarbon discovery span over a century. Africa...
Unknown
Mid Cretaceous Source Rock Enigma
Rasoul Sourkhabi
GEO ExPro Magazine
... Bulletin, 1972). This concept opened a new way of looking into Earth's deep processes. As a plume approaches the Earth's crust it flattens into a large head...
2009
The Role of Erosion by Fish in Shaping Topography Around Hudson Submarine Canyon
David C. Twichell, Churchill B. Grimes, Robert S. Jones , Kenneth W. Able
Journal of Sedimentary Research (SEPM)
... m, and the mean depth is 1.7 m (Grimes et al., in press). Burrows are dug for protection as fish enter burrows head first and exit tail first (Fig...
1985
Fine-grained Paleogene Terrigenous Turbidites in Barbados
David C. Kasper, David K. Larue, Yvonne J. Meeks
Journal of Sedimentary Research (SEPM)
... developed morphologic head, neck, body, and tail, or 2) muddy, low-density, low-velocity turbidity currents. After initial downslope acceleration, many flows...
1987
Abstract: Architecture and Construction of a Mega-Scale Point Bar Complex, False River, Louisiana; #90311 (2017)
Peter D. Clift, Elizabeth Olson, Juan Lorenzo, Allison Barbato, Alexandra Lechnowskyj
Search and Discovery.com
... bar are harder to substantiate as there are coarse sandy sediments at the bar head, apex, and tail, although the bar tail does contain the bulk...
2017
Abstract: The head and tail of the Voiseys Bay feeder dyke
Chusi Li, Edward M. Ripley
Atlantic Geology
...Abstract: The head and tail of the Voiseys Bay feeder dyke Chusi Li, Edward M. Ripley 249 Atlantic Geology The head and tail of the Voisey’s Bay...
2004
Stratal Architecture and Morphodynamics of Downstream-Migrating Fluvial Point Bars (Jurassic Scalby Formation, U.K.)
Massimiliano Ghinassi, Alessandro Ielpi
Journal of Sedimentary Research (SEPM)
... in shaping Early Pennsylvanian braided rivers: architecture of the Boss Point Formation, Atlantic Canada: Sedimentology, v. 61, p. 1659–1700. Jackson...
2015
Concentric Marks: Current Indicators: NOTES
K. Werner Barthel
Journal of Sedimentary Research (SEPM)
... of water. With the sinker removed, the fish was stuck head first into the mud. Manipulating the tail portion with pincers similar to the movement...
1966
Skeletal trauma with implications for intratail mobility in Edmontosaurus annectens from a monodominant bonebed, Lance Formation (Maastrichtian), Wyoming USA
Bethania C.T. Siviero, Elizabeth Rega, William K. Hayes, Allen M. Cooper, Leonard R. Brand, Art V. Chadwick
PALAIOS
... principally in the middle and mid-distal regions of the tail, while fractures of the vertebral centra are present primarily in the distal tail region...
2020
Turbidity-Current Experiments: ABSTRACT
Gerard V. Middleton
AAPG Bulletin
.... The results show that the shape of the head, the initial velocity, and the relation between the velocity of the head and its thickness and density are very...
1966
Rock and Fluid-based Correlation to Describe Surfactant Molecular Structure's Impact on Spontaneous Imbibition Experiments' Performance
Abhishek Sarmah, Isaiah Z. Ataceri, Rohan Vijapurapu, Jingjing Zhang, Hadi Nasrabadi, David Schechter
Unconventional Resources Technology Conference (URTEC)
... are amphiphilic molecules consisting of a hydrophobic tail and a hydrophilic head. Based on the hydrophilic head group's nature, surfactants can be broadly...
2023
Shallow Seismic Reflection Images of Modern Point Bar Deposits, False River, Louisiana
Search and Discovery.com
N/A
Planform and stratigraphic signature of proximal braided streams: remote-sensing and ground-penetrating-radar analysis of the Kicking Horse River, Canadian Rocky Mountains
Natasha N. Cyples, Alessandro Ielpi, Randy W. Dirszowsky
Journal of Sedimentary Research (SEPM)
...: Sedimentology, v. 63, p. 1550– 1581. Ielpi, A., Gibling, M.R., Bashforth, A.R., Rygel, M.C., and Al-Silwadi, S., 2014, Role of vegetation in shaping...
2020
Relationship Between Grain Size Parameter Distribution and Current Patterns in the Gironde Estuary (France)
George P. Allen
Journal of Sedimentary Research (SEPM)
..., it is apparent that the ebb tide currents probably play the dominant role in the shaping of the grain size facies; but not necessarily the transport...
1971
Characteristics of Diapirs on the Outer Continental Shelf-Upper Continental Slope Boundary, Northwest Gulf of Mexico
Anita R. Trippet
GCAGS Transactions
... arcuate tail is probably the result of salt squeezed out from under individual depositional basins or individual deltaic sediment prisms toward...
1981
Recent and Ancient Turbidites and Contourites
Arnold H. Bouma
GCAGS Transactions
..., such as a dilution zone within the turbidity current caused by faster movement of the head and front part than the tail part. The tail part, with its finer material...
1972
Lower Desert Creek Reservoirs in the Paradox Basin: Examples of Phylloid Algae Filling Depositional Lows Related to Salt Dissolution
J. Paul Matheny, Mark W. Longman
Rocky Mountain Section (SEPM)
... thousand years. Diagenetic events shaping the lower Desert Creek reservoirs include: 1) marine cementation at the base of the phylloid algal deposits...
1996
Characteristics of Gravel Bars in Ephemeral Streams
Marwan A. Hassan
Journal of Sedimentary Research (SEPM)
... in the text. Gravel sheets (h < 4D) form from freshly deposited gravel with no distinct head or tail. Some unit bars and gravel sheets are partially...
2005
The Northwest Atlantic Mid-Ocean Channel of the Labrador Sea: III. Head Spill Vs. Body Spill Deposits from Turbidity Currents on Natural Levees
S. K. Chough , R. Hesse
Journal of Sedimentary Research (SEPM)
... and turbidity currents develop a characteristic longitudinal profile comprising three morphologically distinct regions (Fig. 1A): head, body, and tail (Schmidt...
1980
Mixing at Turbidity Current Heads, and Its Geological Implications
J. R. L. Allen
Journal of Sedimentary Research (SEPM)
...Mixing at Turbidity Current Heads, and Its Geological Implications J. R. L. Allen 1971 Vol. 41 No. 1. (March), The shape of the head of a turbidity...
1971
The Eocene and Oligocene Paleo-Ecology and Paleo-Geography of Whale Valley and the Fayoum Basins: Implications for Hydrocarbon Exploration in the Nile Delta and Eco-Tourism in the Greater Fayoum Basin, #10030
John Dolson, Ahmed El Barkooky, Fred Wehr, Philip D Gingerich, Nina Prochazka, Mark Shann
Search and Discovery.com
... the origin. Bearing of head relative to the trailing skeleton was recorded in the field, to the nearest five degrees, using a brunton compass. Eight...
2002
Abstract: Pleistocene glacial history of the Petitcodiac area, southeastern New Brunswick
A. G. Pronk, G. M. Allaby, B. E. Broster
Atlantic Geology
... of the study area drumlinoid 71 features, rat-tail and nail head striations, and dispersal patterns record a late easterly flow event. It is likely...
2000
Seismic Activity in the Central Gulf Coast Basin
Eugene R. Brumbaugh
New Orleans Geological Society
... 3C). The flat base is composed of the Buckner-Smackover-Norphlet sequence and the adjacent domes are the head and the tail. The economic significance...
1991