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The AAPG/Datapages Combined Publications Database
Showing 1,858 Results. Searched 200,630 documents.
New 4¾-in. High-Resolution Ultrasonic Borehole Imaging for Unconventional Reservoir Evaluation
Peng Li, Jonathan Lee, Ahmed Taher, Richard Coates, Rodney Marlow
Unconventional Resources Technology Conference (URTEC)
... describes the sensor physics and tool configuration that enable the acquisition of borehole caliper and acoustic impedance images in all mud types...
2019
Field Cases of the Combined Deterministic Petrophysical Inversion of Gamma-Ray, Density, and Resistivity Logs Acquired in Thinly Bedded Clastic Rock Formations; #110123 (2010)
Jorge A. Sanchez-Ramirez, Carlos Torres-Verdin, Gong L. Wang, Alberto, David Wolf, Zhipeng Liu, Gabriela Schell
Search and Discovery.com
... for bed-boundary detection, sensor selection, and modification of our “UT Longhorn Tool” flux sensitivity functions (FSFs) to replicate those...
2010
San Antonio as Seen from Space
Alf Hawkins, Leslie Jones
South Texas Geological Society Special Publications
... reflected at the time of overflight. The Thematic Mapper sensor onboard Landsat samples a 105×115-mile area and notes not only what the reflective value...
1986
Monitoring Oil and Gas Sites for Methane Leaks Using Second Generation Satellites
Jean-Francois Gauthier
Unconventional Resources Technology Conference (URTEC)
... of the satellite sensor will be presented. Introduction Up to 97% of natural gas is made up of methane (Enbridge 2019), a powerful greenhouse gas with a Global...
2020
Seismic Surveys Without Cables
Doug Crice
GEO ExPro Magazine
.... The company was The Fairfield Nodal self-contained sensor has minimal environmental impact. It is the only truly cableless system since there are no geophone...
2011
Remote Sensing for the Petroleum Industry
Arthur J. Pyron and Allen M. Feder
Houston Geological Society Bulletin
.... The discussion that follows will not only identify the particular type of remote sensor, but will also mention some applicability of the technique...
1987
Integrating legacy data with new towed-streamer acquisition tuned for imaging objectives: A Campos Basin case study
Jon Burren, Derek Unger
International Meeting for Applied Geoscience and Energy (IMAGE)
... surveys. Combining multi-sensor, broadband fidelity with richer azimuth illumination is a proven concept for providing upgraded seismic data...
2022
Low-frequency data reconstruction for full-waveform inversion
Ramzi Djebbi, Maiza Bekara, Jaime Ramos-Martinez, Nizar Chemingui
International Meeting for Applied Geoscience and Energy (IMAGE)
... to a multi-sensor field dataset, acquired offshore Angola, and we compare its performance with and without low frequency reconstruction. The frequency...
2022
A case study using FWI to image pre-Messinian target in the East Mediterranean Sea
Jyoti Kumar, Marcus Bell, Tamer Darwish, Mai Ahmed, Mahmoud Ahmed, Moataz Ahmed
International Meeting for Applied Geoscience and Energy (IMAGE)
... carbonates. The workflow has been applied to data acquired using a multi-sensor streamer and a triple source acquisition configuration, recently...
2022
Development of Vertical Cable Seismic System
Eiichi Asakawa, Fumitoshi Murakami, Yoshihiro Sekino, Taku Okamoto
Indonesian Petroleum Association
... to the target. It avoids the coupling problems between sensor and seabottom that cause serious damage of seismic data quality. Various types...
2012
Some Basic Similarities and Differences of Micromagnetics and Conventional Magnetic Surveys
J. P. Land
Houston Geological Society Bulletin
... field is locally distorted and a magnetic anomaly created. The wavelength of a magnetic anomaly is a function of the distance between the magnetic sensor...
1993
Full Spectrum Gravity --- Improving AGG Data Quality at Both Ends of the Spectrum
Chris van Galder, Mark Dransfield
Petroleum Exploration Society of Australia (PESA)
... as a combination of sensor and acquisition noise. For many years, sensor noise has dominated and the many reductions in noise have been in sensor...
2016
A Robust Gradient for Long Wavelength FWI Updates
Jaime Ramos-Martinez, Sean Crawley, Kathy Zou, Alejandro Valenciano, Lingyun Qiu, Nizar Chemingui, Andrew Long
Petroleum Exploration Society of Australia (PESA)
... to illustrate how this dynamic weighted FWI gradient successfully recovers the velocity from pre-critical reflections. We also show with dual-sensor streamer...
2016
Pulsed-Neutron Data as a Tool for Water Source Identification - Case Examples
Glen Ricky Himawan, Bancha Srikampha
Indonesian Petroleum Association
... and collar locator sensor for correlation purposes, and a telemetry system to Halliburton © IPA, 2019 – 43rd Annual Convention Proceedings, 2019...
2019
First-ever Formation Imaging at the Drill-bit: Introducing a Disruptive Technology for Formation Evaluation
Chandramani Shrivastava, Harry Cook, Kjell Haugvaldstad, Zhengxin Zhang, Daniel Quesada, John Charlesworth, Roberta Santana
Unconventional Resources Technology Conference (URTEC)
... with the sensor-head protruding out with cutting structure. The bit-imager is designed to trail the cutter element, scratching the formation just drilled...
2025
AAPG Memoir 76, Chapter 16: Pore Pressure ahead of the Bit: An Integrated Approach
Nader C. Dutta, William H. Borland, W. Scott Leaney, Richard Meehan, and W. Les Nutt
AAPG Special Volumes
... in nature, and timing information must be extracted. Referring to Figure 2, correlating the drillstring sensor signal with the seismic sensor...
2001
High-resolution Electrical Borehole Images While Drilling
Jeremy Lofts, Stephen Morris
AAPG Special Volumes
... and possible geomechanical information that may mitigate drilling hazards.This chapter reviews the advances in resolution (sensor technology...
2010
2 Fundamental Terms and Concepts
P. E. Gretener
AAPG Special Volumes
.... a transient or disequilibrium condition In the first case, despite the flow of heat, the temperature distribution remains fixed in time. A temperature sensor...
1981
Abstract: Requirements for Resolution; #90171 (2013)
Mark S. Egan, Antoun Salama, George El-Kaseeh, and Joe Seissiger
Search and Discovery.com
... approximately 20,000 live channels. (Those surveys made use of the single-sensor approach – thereby allowing some of the uplifts in resolution to arise...
2013
Abstract: Requirements for Resolution; #90171 (2013)
Mark S. Egan, Antoun Salama, George El-Kaseeh, and Joe Seissiger
Search and Discovery.com
... approximately 20,000 live channels. (Those surveys made use of the single-sensor approach – thereby allowing some of the uplifts in resolution to arise...
2013
Abstract: Low-Frequency Tremor Signals from a Hydraulic Fracture Treatment in Northeast British Columbia, Canada; #90187 (2014)
David W. Eaton, Mirko van der Baan, Jean-Baptiste Tary, and Kim Pike
Search and Discovery.com
..., Canada Figure 1: Location and layout for the Rolla Microseismic Experiment. Manufacturer Type of Sensor Number of Sensors Sample Rate (ms) Start...
2014
Abstract: Relaxing the Near-Surface assumption in Estimating 3C Receiver Orientations: Azimuth-Stack Power Optimization of Reflected PS Data; #90187 (2014)
Nirupama (Pam) Nagarajappa, Peter Cary, and Chuck Ursenbach
Search and Discovery.com
... component sensor. Analytical methods can be used to determine the orientation estimates for each source-receiver pair and then to determine a statistical...
2014
Abstracts: Microseismic Network Design: Estimating the Number of Detected Events During Hydraulic Fracturing; #90173 (2015)
Shawn Maxwell
Search and Discovery.com
... of sensor arrays, within logistical constraints, in such away as to allow acquisition of high quality data (e.g. Maxwell et al., 2003). A common...
2015
Abstract: Deterministic Marine Deghosting: Tutorial and Recent Advances; #90224 (2015)
Mike J. Perz and Hassan Masoomzadeh
Search and Discovery.com
... this ghost effect, including variable-depth streamers or slanted cables (Soubaras and Dowle, 2010) and dual-sensor streamers combined with random-depth...
2015