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The AAPG/Datapages Combined Publications Database
Showing 4,177 Results. Searched 201,044 documents.
Seismic Investigation of a Surface Collapse Feature at Weeks Island Salt Dome, Louisiana
Richard D. Miller, Jianghai Xia, Richard S. Harding, James T. Neal, John W. Fairborn, Don W. Steeples
Environmental Geosciences (DEG)
... a mild bandpass filter with 3-db cutoffs at 20 and 250 Hz. The direct arrival waveform was estimated by a running 7-trace average along the direct arrival...
1995
HYDROGEN AND OXYGEN ISOTOPE COMPOSITIONS OF CAMBRIAN TO DEVONIAN FORMATION WATERS, MIDALE AREA, SASKATCHEWAN
B. J. ROSTRON, C. HOLMDEN, L. K. KREIS
Williston Basin Symposium
... a 0.45 pm filter and then aliquoted for field tests and laboratory analyses including temperature, density, pH, alkalinity, major and minor...
1998
First Sub-Sea DST Well Test With ESP in Indonesia
Imanudin, Mohammad Reza Yazdi, Khaled Hatem, Li Chun Long, Azriz Azim Abdul Aziz
Indonesian Petroleum Association
... included a separator and a sand filter system, this equipment was not needed because of the low GOR (gas to oil ratio) and the minimal sand production...
2007
The Seismic Exploration of the Mahakam Delta, or "Nine Years Shooting in Rivers, Swamps and Very Shallow Offshore"
Guy Roux
Indonesian Petroleum Association
... on the surface conditions including depositional patterns of the modern delta as well as tidal effects, is rapidly changing from place to place...
1977
Upscaling acoustic wave equation using renormalization group theory
Ajay Malkoti, Shravan M. Hanasoge, Rene Edouard Plessix
International Meeting for Applied Geoscience and Energy (IMAGE)
... process that preserves the effects of small-scale heterogeneities (in comparison to the wavelengths of interest). Here we discuss the application...
2022
Remediation of oil-field brine-impacted soil using a subsurface drainage system and hay
Thomas M. Harris, J. Bryan Tapp, Kerry L. Sublette
Environmental Geosciences (DEG)
... container, the extract was recovered by vacuum filtration through qualitative filter paper (Millipore).The soil extracts, leachate samples from...
2005
Gravity and Magnetics in South East Asia - Modern Applications
Brian S. Anderson, John E. Bain, Harald van Hoeken, Mark E. Weber
Southeast Asia Petroleum Exploration Society (SEAPEX)
... (and accelerations) on the airborne gravity instrument, these effects can now be quantitatively removed in processing. Other approaches which do not utilize...
1996
THE APPLICATION OF HIGH RESOLUTION SEISMOLOGY TO THE DELINEATION OF FAULTING AND COAL SEAM THICKNESS: A CONTINUING CASE HISTORY
Anthony R. Wagner
North Dakota Geological Society
... the original sharp "spike" lost by the filtering effects of the earth. The placement of the deconvolution operator (either before...
1984
Small Scale Hydropower in Papua New Guinea
P. Greenwood, P. Robinson
Circum Pacific Council Publications
... and the intake of the penstock pipe to be provided with some sort of filter. The penstock may be a high pressure plastic pipe and is one of the more...
1982
Observing the Transport and Fate of Petroleum Hydrocarbons in Soils and in Groundwater Using Flow Visualization Techniques
Stephen H. Conrad, John L. Wilson, William Mason, William Peplinski
Pacific Section of AAPG
... diameter of 5 cm and an effective length of 5 cm. The lower end of the column had a water wet nylon filter which acted as a semi-permeable membrane...
1989
Clay Mineralogy of Shale Gas Reservoirs through Integrating Infrared Spectroscopy and X-Ray Diffraction
Hanieh Jafary Dargahi, Reza Rezaee, Bobby Pejcic
Unconventional Resources Technology Conference (URTEC)
... at 0.3 degrees, and a nickel Cu-K beta filter were used with primary Soller slits = 2.5°, secondary Soller slits = 2.5°, Receiving slit = 0.1 mm...
2013
Advanced Mud Gas Detection System Improves Formation Fluid Characterization While Drilling in Challenging Indonesia Deepwater: A Case History
Graziano Capone, Lilik Budi Riyanto, Carlo Carugo, Gionata Ferroni
Indonesian Petroleum Association
... it is necessary to measure accurately the possible effects of synthetic oil base mud and its additives and components. A further problem associated with deepwater...
2012
Elastic full-waveform inversion using random space shift
Yuhui Yao, Jizhong Yang, Yuzhu Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
... challenges: (1) Radiation patterns of different parameters share similarity in specific propagation angles, which results in severe trade-off effects...
2022
Geological Characterization of the Nugget Sandstone, Anschutz Ranch East
Jerry L. Bergosh, Jack R. Good, Jack T. Hillman, Stan Kolodzie
Utah Geological Association
.... The minus 2 micron clay fraction was filtered onto a 0.45 micron pore diameter silver membrane filter for x-ray diffraction analysis. X-ray diffraction...
1982
The Banda Sea: Continental Collision at the Eastern End of Tethys
John Milsom
Geological Society of Malaysia (GSM)
... and for latitude. December 1999 43 However, the Bouguer correction can be justified as a filter which suppresses the effects of the strong density...
1999
Increasing signal-to-noise ratio of borehole image logs using convolutional neural networks
Mustafa A. Al Ibrahim, Mokhles M. Mezghani
International Meeting for Applied Geoscience and Energy (IMAGE)
...s (defined below), the network learns the transformation by ignoring the noise. This effectively transforms the trained network into denoising filte...
2022
Integrated Analysis of Borehole and Seismic Data
E. Poggiagliolmi, R. D. Allred
Indonesian Petroleum Association
... reflectivity series. In practice, this operation is performed by Wiener least squares filter estimation, over a time window spanning the reservoir interval...
1993
Wireline Logging of Continuously Cored Slimhole Wells
David B. Waghom, Alan M. Sibbit
Indonesian Petroleum Association
... circulation. Adequate fluid-loss must be maintained to prevent large filter cake build-up in the small diameter hole. Inhibition is required...
1994
Case History of Red Wash Field, Uintah County, Utah: Case Histories
John Chatfield
AAPG Special Volumes
... to effects of the badlands topography of most of the Red Wash area. However, the existence of a subsurface structural anomaly was accepted eventually...
1972
Offshore Sand Resources for Coastal Erosion Control in Louisiana
Shea Penland , John R. Suter ,, Karen E. Ramsey , Randolph A. McBride , S. Jeffress Williams , C. G. Groat
GCAGS Transactions
... for each channel, resulting in an effective display of 1/4 second for the entire record. Filter settings for the ORE Geopulse were variable, depending...
1990
3-D Geomechanical Modeling for Field Development of a Colombian Shale Play
Leonardo Arias Medina, Azra N. Tutuncu
Unconventional Resources Technology Conference (URTEC)
... of the wells in the studied unconventional reservoir. The effects of the strike slip and reverse stress regimes for drilling and hydraulic fracturing...
2019
Geologic Interpretation of Seismic Profiles, Big Horn Basin, Wyoming, Part II: West Flank
Donald S. Stone
Rocky Mountain Association of Geologists
.... Pull-up effects are incipient beneath the thrust overhang but footwall reflection data attenuate abruptly. Therefore the dip on the thrust surface...
1985
Fracturing Fluids Effect on Mechanical Properties in Shales
Juan C Acosta, Son Dang, Mark Curtis, Carl Sondergeld, Chandra Rai
Unconventional Resources Technology Conference (URTEC)
... viscosity fluid selected because of its ability to obtain high fracture conductivity with little to no filter cake build up and its low cost; however...
2020
Concentration Changes of Pore Solutions During the Compaction of Clay Sediments
Wolf V. Engelhardt, Karl H. Gaida
Journal of Sedimentary Research (SEPM)
... solutions generally flow faster through clays than pure water. his has been shown for the filtration rate of electrolyte solutions through clay filter...
1963
Horizontal Well Flow Profile Assessment: Advanced Thermal-Hydrodynamic Modeling with Fracture Flow Analysis
Maxim Volkov, Yulia Fesina, Natalya Kudryavaya, Andrey Yurchenko, Roman Kuziutin
Unconventional Resources Technology Conference (URTEC)
...-Thomson effects in the entire wellfracture-reservoir system. c æ ¶T ¶T ¶T ¶T ö ¶ æ ¶T ö ¶ æ ¶T ö ¶T ö 2 ¶ æ + c f ç vs ç ¶s + v y ¶y + v z ¶z ÷ = ¶s ç l...
2024