A Non-Destructive Core Analysis Technique Using X-Rays

Seymour R. Baker, Gerald M. Friedman

Journal of Sedimentary Research (SEPM)

... on the core. The technique utilizes an aluminum filter which, placed lengthwise over the cylindrical plastic liner of the core, effectively...

The high fidelity denoising and imaging of near-field hydrophones(NFH) data

Guangkai Ma, Xuelin Yang, Lubo Liu, Zhaolei Wang, Xiaoqiao Ren, Yifan Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... challenge of NFH data processing is denoising. So we propose the high precision low cut filter to remove hydrostatic pressure noise, the data-driven...

Abstract: Adaptive f-xy Hankel Matrix Rank Reduction Filter to Attenuate Coherent Noise; #90174 (2014)

Nirupama (Pam) Nagarajappa

Search and Discovery.com

...Abstract: Adaptive f-xy Hankel Matrix Rank Reduction Filter to Attenuate Coherent Noise; #90174 (2014) Nirupama (Pam) Nagarajappa AAPG Datapages...

A Simple Guide to Seismic Inversion

Ashley Francis

GEO ExPro Magazine

.... After pre-stack simultaneous inversion it is often safer to filter the model out of the results using a high pass filter. If sufficient angle ranges...

Unlock uncertainties of land FWI over complex areas

Bin Yu, Wei Yang, Jun Liu, XueJun Ma, ZongJie Li, Chang Hua Zhang, XueJian Liu, Min Zhou, Mingqiu Luo, Yequan Chen

International Meeting for Applied Geoscience and Energy (IMAGE)

... these challenges: 1. 2. 3. 4. Addressing Near-Surface Effects: Simulating the absorption effect over the surface to mitigate nearsurface effects which...

Automatic well-log baseline correction via deep learning for rapid screening of potential CO2 storage sites

Misael M. Morales, Carlos Torres-Verdín, Michael Pyrcz, Murray Christie, Vladimir Rabinovich

International Meeting for Applied Geoscience and Energy (IMAGE)

... to overcome the challenge of SP log deviation and trend accumulation with depth due to salinity and temperature effects. Our method utilizes a deep...

Seismic Exploration for Pennsylvanian Algal Mounds of the Paradox Basin

Bruce J. Moriarty, Robert J. Grundy

Rocky Mountain Association of Geologists

... was added to the salt zone in each well of both models to eliminate the filter end effects. CONCLUSION These case studies demonstrate that careful...

Statistical Study of Accuracy of Some Connate-Water Resistivity Determinations Made from Self-Potential Log Data

M. R. J. Wyllie

AAPG Bulletin

... the conduction effects of such simple electrolytes as sodium chloride, sulphate, carbonate, or bicarbonate. At moderate mud resistivities this is approximately...

Some Physical and Chemical Properties of Reservoir Rocks Bearing on the Accumulation and Discharge of Oil: Part V. Porosity, Permeability, Compaction

P. G. Nutting

AAPG Special Volumes

... size distribution in a particular manner for each sand. The effects of capillarity and gravity vary with pore size and nature of the wall. Some pore...

Exploration of the North Seribu Area, Northwest Java Sea

Roberto Fainstein

Indonesian Petroleum Association

..., 143 – 179. Ranneft, T.S.M. 1972. The effects of continental drift on the Petroleum Geology of Western Indonesia, APEA Journal, 55 – 63. Wight...

Effectiveness of dip-in DAS observations for low-frequency strain and microseismic analysis: The CanDiD experiment

David W. Eaton, Yuanyuan Ma, Chaoyi Wang, Kelly MacDougall

International Meeting for Applied Geoscience and Energy (IMAGE)

... into a dense array of strain sensors. Application of a high-pass filter makes the data suitable for detection of microseismic events (Daley et al., 2013...

Modeling-based amplitude recovery (MBAR)

Yonghe Sun, Zhemin Tan, Jeff Nealon, James Davenport, Mark Fan, Yuli Zhang, Brian Church

International Meeting for Applied Geoscience and Energy (IMAGE)

... successfully mitigate adverse effects (10~30% amplitude damage) caused by Radon attenuation of residual multiples...

Section 2: Improvement of Seismic Images of Complex Tectonic Structure in Deep Water with Research-Level Processing Sequences

John Miller and Roland von Huene

AAPG Special Volumes

... amplitude correction to the data to compensate for attenuation of the signal due to effects like absorption and spherical spreading. 7. Deconvolution...

Abstract: A Green, Natural, Efficient, and Low-Cost Biopolymer as a Shale Swelling Inhibitor for Drilling Muds; #91204 (2023)

Mobeen Murtaza, Azeem Rana, Salman Alrasheed, Muhammad Kamal, Tawfik A. Saleh, Mohamed Mahmoud, Sulaiman Alarifi

Search and Discovery.com

... of electrodes to another electrode through a filter media. The capillary suction time (CST) test was performed on several drilling mud formulations...

Some recent developments in waterflooding in Washington County, Okla., 1956-57

J. P. Powell

Bureau of Mines

..., Washington County, Okla ....... Schematic flow diagram of filter-system water-treating plant, Signal Oil & Gas Co. Flood 3 project, Washington County, Okla...

Sediment Ingestion by Tigriopus Californicus and other Zooplankton: Mineral Transformation and Sedimentological Considerations

James P. M. Syvitski , Alan G. Lewis

Journal of Sedimentary Research (SEPM)

...-sea copepods: Marine Biol. Assoc. United Kingdom Jour., v. 54, p. 141-155. HARGRAVE, B. T., AND GEEN, G. H., 1970, Effects of copepod grazing in two...

Five Vintages of 3D Seismic over the Nelson Field of EP Europe UK: Is it Really Feasible to Obtain a Consistent 4D Signal?

Jos B. M. Lutz, Jonathan Brain, Jan W. de Maag, Nico Kremers, Steffen Bergler, and Richard Rogers

GCAGS Transactions

... since its peak production in 1994, has been in decline. The rock properties make it possible to visualize oil production effects on 4D seismic...

Recommendations for Drilling and Completing Olmos Wells in Somerset Field, Bexar and Atascosa Counties

George Kurczyn

Bulletin of South Texas Geological Society

... to illustrate where the effects are most likely to be felt. Where the sand is porous, more mud filtrate invades the formation before sufficient wall cake...

Direction-dependent strain transfer function of DAS considering gauge length and pulse shape with its implications on high spatial resolution acquisitions

Peter Hubbard

International Meeting for Applied Geoscience and Energy (IMAGE)

... are not perfect impulses. This causes an averaging filter that is a smoothed rectangular window. As the gauge length decreases, the impact of the pulse shape...

A new perspective of surface consistent deconvolution

Dongliang Zhang, Mohammed Almubarak, Constantinos Tsingas

International Meeting for Applied Geoscience and Energy (IMAGE)

... used in seismic data processing to remove the effects of the seismic wavelet in a surface consistent manner and the instrument response from...

Gravity Data: Lot of Bang for Buck, by G. Randy Keller, #40178 (2005)

Search and Discovery.com

Neural Network Application for Frontier Exploration: East/Central African Rift Example, Valentina Baranova, Azer Mustaqeem, #41278 (2014)

Francis Karanja, Danson Mburu

Search and Discovery.com

... is an intelligent mix of a number of seismic attributes related to the effects of vertical hydrocarbon migration (Figure 2). Each attribute carries a partial...

Extracting Large-Scale Fracture Networks; #41818 (2016)

Ayon Kumar Dey

Search and Discovery.com

... integrating well-log and lithostratigraphic information, as well as minimizing random noise, earth filter and seismic-wave propagation effects. Through...

Fire on the Water: Impacts of Firefighting Activities for the Helotes Mulch Fire on the Edwards Aquifer

Rosemary M. Wyman, Kelly Cook

GCAGS Transactions

..., the effects were minimized as much as possible. Not only did the firefighting plan keep the impacts to a minimum in magnitude, the impact to nearby...

Systematic approach for developing a fit-for-purposeŽ treatment for produced water reuse in hydraulic fracturing

Ramesh R. Sharma, Kevin Bjornen

Unconventional Resources Technology Conference (URTEC)

... of sludge allowed the solids to pass paint filter test, a requirement for sludge hauling to a certified landfill. Phase 2 treatment (at pH 9.5) removed 95...