Recognition of Regional (Eustatic?) and Local (Tectonic?) Relative Sea-Level Events in Outcrop and Gamma-Ray Logs, Ordovician, West Virginia

Richard J. Diecchio, Brett T. Brodersen

Special Publications of SEPM

... be correlated from well to well and, because of their regional extent, are possibly the effect of an eustatic cause. Other relative shallowing...

AAPG GEO 2010 Middle East, Geoscience Conference & Exhibition, Innovative Geoscience Solutions – Meeting Hydrocarbon Demand in Changing Times, March 7-10, 2010 – Manama, Bahrain, #90105 (2010)

Search and Discovery.com

Molecular Sieving of Hydrocarbon Mixtures through Nano-Porous Membranes

Zhijun Liu, Erdal Ozkan, Luis Zerpa, Xiaolong Yin

Unconventional Resources Technology Conference (URTEC)

... °C. In order to observe a distinctive filtration effect when filtering crude oil in toluene mixture, the membrane with the smallest pore size...

Geomechanics of the Microseismic Response in Devonian Organic Shales at the Marcellus Shale Energy and Environment Laboratory (MSEEL) Site, West Virginia

Erich V. Zorn, William Harbert, Richard Hammack, Abhash Kumar

Unconventional Resources Technology Conference (URTEC)

... Virginia, vertically through the event cloud, crossing shale, limestone, sandstone, and chert. We focused our analysis on the Devonian organic shale...

Linking process, dimension, texture, and geochemistry in dolomite geobodies: A case study from Wadi Mistal (northern Oman)

Veerle Vandeginste, Cedric M. John, Tina van de Flierdt, John W. Cosgrove

AAPG Bulletin

... (2 standard deviation). Concentrations of Na appeared to be affected by the filtering process, and hence, the Na values are not used in this study...

Integrating borehole image logs with core: A method to enhance subsurface fracture characterization

F. Fernández-Ibáñez, J. M. DeGraff, and F. Ibrayev

AAPG Bulletin

.... These challenges to obtain consistent, reliable fracture interpretations from image logs can be addressed by establishing clear criteria for picking...

Regional-Scale Porosity and Permeability Variations, Peace River Arch Area, Alberta, Canada (1)

STEFAN BACHU and J. R. UNDERSCHULTZ

AAPG Bulletin

... hand, although it is accepted that measurement and data entry errors are probably present in the core-analyses electronic files, their effect...

Not Accounting for a Potential Water Hammer Pressure Surge in Shale Stimulation Designs Can Increase Your Over-Pressure Risk

Stan Stephenson, Joe Beisel, Brad Bull

Unconventional Resources Technology Conference (URTEC)

... of 10,600 psi that could be reached at Event 1 on Figure 2 using graphical techniques. Using a water-hammer calculator based on the equations from...

Using Depletion-Zone Microseismicity to Understand Producing Volumes

Jonathan P. McKenna, Michael H. Grealy, Michael S. Blaz, Nathan M. Toohey

Unconventional Resources Technology Conference (URTEC)

... of the reservoir and utilized only fluid related events. Microseismic event locations monitored during the second pad coincide with the modeled proppant...

Modelling Biogenic Gas Generation and Migration … Application on the Levantine Basin, #51645 (2020).

N. Maurand, A. Pujol, A. Ravin, S. Wolf, M. Dubille, P. -Y. Filleaudeau, B. Lebreuilly

Search and Discovery.com

... of adsorbed, dissolved, and free gas along the geological history. A particular focus is made on the effect of the Messinian crisis on the evolution of the gas...

Application of Bayesian Networks for Estimating Risk in Shale Operations

Pedram Fanailoo, Jeffrey Clemens

Unconventional Resources Technology Conference (URTEC)

... the robustness of the wells and increase the likelihood of a failure during completion/production activities. Any event that may compromise the integrity...

The Earliest Triassic as an Anoxic Event, and Its Relationship to the End-Palaeozoic Mass Extinction

A. Hallam

CSPG Special Publications

...The Earliest Triassic as an Anoxic Event, and Its Relationship to the End-Palaeozoic Mass Extinction A. Hallam 1994 797 804 Two independent...

Late Devonian Mass Extinction: Episodic Climatic Cooling or Warming?

J. B. Thompson, C. R. Newton

CSPG Special Publications

... that “Kellwasser event (end-Frasnian)” was associated with a first order faunal change and that this change may have been due to an eutrophication effect...

Hydrological and Sediment-Transport Systems within the Putrajaya Wetlands, Putrajaya

Abdul Hadi Abd. Rahman, Ismail Yusoff, Ahmad Farid Abu Bakar

Geological Society of Malaysia (GSM)

...). The filtering-effect of the wetland cells also reduces the TSS (total suspended sediment) content of the flowing water as it moves through the cells...

Gravity and Magnetic Studies of the Wind River Reservation, Wyoming

Robert P. Kucks

Wyoming Geological Association

... of Geologists, p. 9-32. Hildenbrand, T.G., 1983, FFTFIL—a filtering program based on two-dimensional Fourier analysis on geophysical data: U.S....

When Numbers Lie: The Need for Causal Modeling in Well Forecasting

Kiran Sathaye, Dillon Niederhut

Unconventional Resources Technology Conference (URTEC)

... or filtering to the input dataset, the model may mistake correlation for causation, or even learn a physically incorrect trend due to biased data sampling...

Estimating Exploration Potential

W. W. Hambleton, J. C. Davis, J. H. Doveton

AAPG Special Volumes

...., and M. J. Ellis, 1971, Spatial filters and FORTRAN IV program for filtering geologic maps: Geocom Programs, no. 1, 21 p. Robinson, J. E., H. A. K...

Using and Improving Surface Models Built by Computer: Part 8. Integrated Computer Methods

David E. Hamilton

AAPG Special Volumes

..., laplacian, and others can be applied to existing surface models to remove these unsupported structures. Data should be honored while filtering so that data...

A Numerical Model for Analyzing Mechanical Slippage Effect on Cross-well Distributed Fiber Optic Strain Measurements During Fracturing

Xueling Song, Ge Jin, Kan Wu, Xincheng Wan

Unconventional Resources Technology Conference (URTEC)

...A Numerical Model for Analyzing Mechanical Slippage Effect on Cross-well Distributed Fiber Optic Strain Measurements During Fracturing Xueling Song...

Geomechanics of Fault Activation and Induced Seismicity during Multi-stage Hydraulic Fracturing

M. Grob, S. Maxwell

Unconventional Resources Technology Conference (URTEC)

... for a specific fault. Stages farther away from the fault can have an impact on fault slippage but with a delayed effect. Sequence of propagation...

ENERGY CONSERVATION IN PETROLEUM REFINING AND STORAGE: MARKETS AND TECHNOLOGY 1879-1940

Mark Aldrich

Petroleum History Institute

..., and to run machinery such as pumps, aircompressors, condensers, filtering operations, agitators and much more. Accordingly, like other manufacturers...

Constraints on Eolian Grain Flow Dynamics Through Laboratory Experiments on Sand Slopes

Richard R. McDonald , Robert S. Anderson

Journal of Sedimentary Research (SEPM)

... tracers are large relative to the individual grains, we are effectively filtering out velocity variations at the granular scale and are instead looking...

Combined-Flow Processes and Sedimentary Structures on the Shoreface of the Wave-Dominated Grande-Riviere-de-la-Baleine Delta

Philip R. Hill, Samuel Meule, Hugues Longuepee

Journal of Sedimentary Research (SEPM)

... storm-event stratification: Journal of Sedimentary Petrology, v. 60, p. 211-219. BAGNOLD, R.A., 1956, Flow of cohesionless grains in fluids: Royal...

Abstract: AVO Compliant Spectral Balancing; #90171 (2013)

Nirupama Nagarajappa and Jon Downton

Search and Discovery.com

... deconvolution to further flatten the frequency spectrum. However, unless carefully implemented this might have the undesirable effect of altering...

Marine Seismic Sources: Part I: Air-Guns for Non Experts

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

... in seismic source technology. It will also discuss the effect seismic sources have on marine life. “Double, double, toil and trouble; Air guns fire...