Predictions of Fracture Growth in Walloon Coals Using a Layer Fracture Model

Xi Zhang, Bisheng Wu, Luke Connell, Yanhui Han

Australian Petroleum Production & Exploration Association (APPEA) Journal

..., the vertical fracture growth is limited in the propagation speed by the alternating stiff and compliant rocks. The alternating growth in lateral...

Vibration Induced Fatigue; Threats and Mitigation

Helge Lawrenz

Indonesian Petroleum Association

... mechanically. Typically the running speed of the rotating equipment determines the excitation’s fundamental frequency. This form of excitation may...

Flume Experiments on the Production of Stratification and Cross-stratification

Edwin D. McKee

Journal of Sedimentary Research (SEPM)

... as speed of current, depth of water, size of grain, degree of sorting. Significant observations from the experiments include: (1) Foreset beds develop...

High Definition Borehole Imager Technology Conveyed While Drilling in High Risk Fractured Carbonate

Anom Seto Murtani, Andreas L. Setiawan, Ihsan T. Pasaribu, Kalim Bonafid

Indonesian Petroleum Association

... of the drilling assembly (RPM) and the drilling speed (ROP / Rate of Penetration) are the significant drilling parameter to have complete and smooth borehole image...

Dust-Storm Sediments of Lubbock Area, Texas

Kerby E. Laprade

AAPG Bulletin

.... The area is especially susceptible to blowing dust because of its low topographic relief, scanty vegetal covering, light-textured topsoils...

Digital Outcrop Models: Applications of Terrestrial Scanning Lidar Technology in Stratigraphic Modeling

J.A. Bellian, C. Kerans, D.C. Jennette

Journal of Sedimentary Research (SEPM)

..., and returns to a detector. This two-way travel time is divided in half and multiplied by the speed of light to calculate an accurate Z distance...

Locomotion Traces Emplaced by Modern Stalkless Comatulid Crinoids (Featherstars)

Reed A. Myers, Carolyn M. Furlong, Murray K. Gingras, John-Paul Zonneveld

PALAIOS

... and replaced with new sediment for a new experiment. The speed of crinoid movement was determined by watching the recorded videos and averaged...

Chapter 11: Gravity and Heat Flow Analysis of the Oceanic Subduction Zone in the Eastern Caribbean

Antonio Ughi

AAPG Special Volumes

... (Puerto Rico): Bulletin Geodesique, v. 42, no. 226, p. 51–60. Speed, R., P. Smith-Horowitz, K. Perch-Nielsen, J. Saunders, and A. Sanfilippo, 1993...

Origin of Rhythmical Bedding in Middle Miocene Siliceous Rocks of the Onnagawa Formation, Northern Japan

Ryuji Tada

Journal of Sedimentary Research (SEPM)

...), Centimeter- to decimeter-scale rhythmical alternation of dark and light layers is common in siliceous rocks of the middle Miocene Onnagawa Formation...

A Mid-Cenozoic Deformation Belt in the Southeast Tobago Trough

Smith-Horowitz, P.L. and Speed, R.C.

Geological Society of Trinidad & Tobago

...A Mid-Cenozoic Deformation Belt in the Southeast Tobago Trough Smith-Horowitz, P.L. and Speed, R.C. 3rd Geological Conference of the Geological...

APPLICATION OF SEQUENCE STRATIGRAPHY IN THE MISSISSIPPIAN MISSION CANYON FORMATION AND STRATIGRAPHIC EQUIVALENTS, SOUTHWESTERN MONTANA AND EAST-CENTRAL IDAHO

S.K. Reid, S.L. Dorobek

Montana Geological Society

... States Geological Survey Professional Paper 1110-AA, 42 p. Speed, R.C., 1977, Island-arc and other paleogeographic terranes...

Monitoring Leaks at Oil and Gas Facilities Using the Same Sensor on Aircraft and Satellite Platforms

Ángel E. Esparza, Jean-François Gauthier

Unconventional Resources Technology Conference (URTEC)

... different sectors worldwide, including the O&G assets. In addition, the company mounted the instrument in a light aircraft flying 150 times closer...

An Introduction to Deep Learning: Part III

Lasse Amundsen, Hongbo Zhou, Martin Landrø

GEO ExPro Magazine

... since the 1950s. Deep learning is a ‘strain of virus’, and since 2012 it has returned with great excitement and speed, accelerated by the increased...

Abstract: Non-destructive Geochemical Analyses of Shale from outcrop and Core Using State-of-the-art LA-ICP-MS; #90187 (2014)

Dave Keighley, Chris McFarlane, and Yan Luo

Search and Discovery.com

... Hz, and a stage scan speed of 80 µm/s. This scan speed enables a 12-15cm length of core to be analyzed in 25 to 30 minutes. The Agilent 7700x...

AI: a Game Changer in Seismic Acquisition and Processing

Matt Deighton, Sverre Olsen

GEO ExPro Magazine

... and turnaround time, and on minimizing delivery risk and costs. One focus area was the optimization of vessel speed without compromising overall Improving...

An Absolute Age for the Exshaw Shale

R. E. Folinsbee, H. Baadsgaard

CSPG Special Publications

...’ measurement of the speed of light. Perhaps the time has come to once more examine these geologic uncertainties (Lyons et al, 1957) critically in the light...

Thin-Section Production of Diamicts: Problems and Solutions

S.J. Carr, J.A. Lee

Journal of Sedimentary Research (SEPM)

... and sediment thin-sections. However, in the light of the problems of patchy impregnation outlined above, modifications have been added to the current...

A Rapid, Lightweight Sediment Peel Technique Using Polyurethane Foam

Jacqueline A. Skipper , David J. Ward , Richard Johnson

Journal of Sedimentary Research (SEPM)

... minutes. Because of its speed and lightness, a single field worker can easily collect several peels in the course of a day's work. Polyurethane foam...

Bioreactor for Carbon Capture: Model and Explanation

Michael Anggi Gilang Angkasa, Muhammad Muflikh Marsetyo, Suryo Adi Putranto

Indonesian Petroleum Association

..., optimal temperatures are also influenced by other environmental parameters, such as light intensity. For many species, optimal growth temperatures of 25–35...

Chapter 3: Sedimentological Constraints and Provenance of Eocene and Miocene Successions from Barbados

Udo Zimmermann, Jacob Dieset, Lisa Watson, Tom Lapen

AAPG Special Volumes

.... K., and R. C. Speed, 1983, Quartzose turbidites of the accretionary complex of Barbados; I, Chalky Mount succession: Journal of Sedimentary Petrology...

Optimizing Completion Designs for the East Texas Haynesville Utilizing Production Flow Allocations From Lower-Cost Fiber Optic Sensing DAS/DTS Systems

M. Weber, D. Weatherly, V. Mahue, R. A. Hull, K. Trujillo, R. Bohn, E. Jimenez

Unconventional Resources Technology Conference (URTEC)

... temperature sensing) along the horizontal distance of the fiber can be made instantaneously at the speed of light. Some of the earliest applications of fiber...

The Northern Sumatra Earthquake of 2004: Forty Years of Ignoring Plate Tectonics, by Arthur E. Berman, #70015 (2005).

Search and Discovery.com

Episodic Fluid Flow and Dolomitization By Methane-Bearing Pore Water of Marine Parentage In An Accretionary Prism Setting, Barbados, West Indies

Hans G. Machel, Jonathan B. Sumrall, Patricia N. Kambesis, Joan R. Mylroie, John E. Mylroie, Michael J. Lace

Journal of Sedimentary Research (SEPM)

... of 18O/16O ratios of total oxygen of carbonates: Geochimica et Cosmochimica Acta, v. 29, p. 1347– 1353. Speed, R.C., 1983, Structure...

Extraction of body waves from seismic data induced by high-speed train

Ningning Zhou, Jingrui Luo, Xiaokai Wang, Wenchao Chen, Haixia Zhao, Wenjing Yan

International Meeting for Applied Geoscience and Energy (IMAGE)

...Extraction of body waves from seismic data induced by high-speed train Ningning Zhou, Jingrui Luo, Xiaokai Wang, Wenchao Chen, Haixia Zhao, Wenjing...

Estimates of Sand Transport on the New York Shelf Using Near-bottom Current Meter Observations

P. E. Gadd, J. W. Lavelle, D. J. P. Swift

Journal of Sedimentary Research (SEPM)

... in the New York Bight apex during the Fall of 1973 and the Spring of 1974. Interval-averaged speed and instantaneous current direction were recorded...