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The AAPG/Datapages Combined Publications Database
Showing 4,162 Results. Searched 200,357 documents.
Field Photography for Geologists
F. T. Thwaites
AAPG Bulletin
... the film is sensitive. The narrower the range in colors used, the greater the sharpness of the picture. To secure de ails in pictures of rocks a filter...
1936
-- no title --
user
Search and Discovery.com
...user Polarization Filter by Eigenimages and Adaptive Subtraction to Attenuate Surface-Wave Noise Stephen Chiu, Norman Whitmore, and Michael Gurch...
Unknown
-- no title --
user
Search and Discovery.com
...user Polarization Filter by Eigenimages and Adaptive Subtraction to Attenuate Surface-Wave Noise Stephen Chiu, Norman Whitmore, and Michael Gurch...
Unknown
Wave Equation Shot Migration as a Ground Roll Filter.
Francisco Ortigosa, Pedro Muñoz
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
...Wave Equation Shot Migration as a Ground Roll Filter. Francisco Ortigosa, Pedro Muñoz Wave Equation Shot Migration as a Ground Roll Filter. Francisco...
2008
Abstract: Suppressing Scattered Energy Effects Using Surface-wave Analysis: An application on Land Seismic Data; #91204 (2023)
Najoud AlOtaibi1, Dmitry Nikolenko
Search and Discovery.com
... to address such high amplitude noise is by using an f-k filter which has shown smearing effects on the data, thus compromising the fitness of the data...
2023
Deblurring migration images with point spread function filter
Cewen Liu, Nanxun Dai, Wei Wu, Xiaofeng Wu, Mingjie Guo, Haohuan Fu
International Meeting for Applied Geoscience and Energy (IMAGE)
...Deblurring migration images with point spread function filter Cewen Liu, Nanxun Dai, Wei Wu, Xiaofeng Wu, Mingjie Guo, Haohuan Fu Deblurring...
2022
Are Horizontal Wells Right For Development Of Groundwater Resources In The Garber-Wellington Aquifer?
James W. Roberts
Oklahoma City Geological Society
... is 12.0 inches in diameter and was constructed with 500 feet of screen. Natural formation materials were used as the filter pack around the screen...
2019
Chemicals for Water Injection Systems
Donald F. Jacques
Indonesian Petroleum Association
... is high due to sand production a sand or cartridge filter is used. If a sand filter is required, the use of an organic polyelectrolyte is generally...
1980
Geologic Field Evidence Suggesting Membrane Properties of Shales: ABSTRACT
Fred A. F. Berry
AAPG Bulletin
... evidence has shown that compacted clay minerals act as semipermeable membranes and thereby exhibit osmotic-pressure and salt-filtration effects...
1960
Examples of Optical Analysis and Filtering of Seismic Record Sections: ABSTRACT
J. A. Long
AAPG Bulletin
... of this, and of the effects of some of the suggested filtering. A number of seismic record sections are shown before and after filtering. The various examples show...
1965
Abstract: Prediction of Fluid and Reservoir Properties From Minifrac Tests, by I. Ispas; #90911 (2000)
Search and Discovery.com
2000
ABSTRACT Weak and Strong Interactions: The Coevolution of Autogenic Processes and External Forcing in Experimental Deltas, #90104 (2010)
Martin John; Blum Mike
Search and Discovery.com
... the autogenic filter as the magnitude of topographic effects from sediment storage and release, and the magnitude of external forcing by the rate of change...
2010
Abstract: Using Image Analysis to Estimate Unconventional Rock Properties; #90255 (2017)
Alon Arad
Search and Discovery.com
... filter. Discussed will be the full GPU based image processing work-flow implemented in house at shell designed for the ability to process the images...
2017
-- no title --
AAPG Special Volumes
.... For example, one can perform an experimental design to test the effects of the porosity and permeability of a reservoir model to the oil and/or gas...
Unknown
Impact of an Integrated Seismic Data Processing Approach: A Case Study in Central Sumatra
Mars E. Semaan, Eddy Murhantoro, Maryanto, Achmad Bermawi, Budi Subianto, Hari Santoso
Indonesian Petroleum Association
... and in time, using two different AVO techniques. The CMPs were then stacked and enhanced. A dephase filter is generated to extract the zero phase wavelet...
1992
Unique Mixed Metal Hydroxide Mud Improves Success of Drilling Jatibarang Well
Ign. Sularyo, Sadia Brennan
Indonesian Petroleum Association
... encountered. Being permeable, these low pressured formations have a tendency to absorb filtrate and leave a thick filter cake on the well bore wall...
1998
Regional Gravity and Magnetic Interpretation of the East Coast and Pegasus Basins, Offshore New Zealand
Search and Discovery.com
N/A
Well Spacing and the Identification of Subsurface Drainage Systems
J.E. Robinson
CSPG Bulletin
.... By deliberately altering the sampling distribution on a known surface, we may predict the effects of poor sampling on paleosurface interpretation. Figure 1...
1981
ABSTRACT: Two-Trace Directional Filter for Processing Offset Vertical Seismic Profiles, by David W. Bell and V. Dale Cox; #91035 (2010)
Search and Discovery.com
2010
Disposable Syringe Techniques for Obtaining Small Quantities of Pore Water from Unconsolidated Sediments: NOTES
F. T. Manheim
Journal of Sedimentary Research (SEPM)
.... (June), Disposable plastic syringes, fitted with screen discs and circles of filter paper, can be used to extract small amounts of pore water from...
1968
Abstract: Influence of native Newfoundland sea cucumber Cucumaria frondosa on sediment mineralogy and texture
M. R. Joury
Atlantic Geology
... propensity to process large volumes of sediment in the course of its feeding activities. Sea cucumbers as indiscriminate filter-feeders will ingest any...
2012
Early Diagenesis: Composition of Interstitial Waters of Recent Marine Muds: ABSTRACT
Raymond Siever, Robert Garrels
AAPG Bulletin
... waters have been extracted from four different sets of long cores of fine-grained recent marine sediment of the Atlantic Ocean using a modified filter...
1962
ABSTRACT: The Impact of Post Migration Data Conditioning on Seismic Images and Attributes; #90115 (2010)
Adekanle Ayorinde, Youn Oong, and Iyiola Sunkanmi
Search and Discovery.com
... processes were carried out to attenuate residual noise and correct for processing effects on PreStack Time Migrated (PSTM) gathers. The noise and effects...
2010
Clari-Fi: Broadband Data from Conventional Streamer Acquisition
Nic Woodburn, Tom Travis, Hassan Masoomzadeh, TGS
GEO ExPro Magazine
... and reflections from the water surface – ‘ghosts’ – and the second is the fact that the earth acts as a filter which attenuates high frequencies...
2012
A statistical method-based approach for frequency-varying residual phase detection and correction
Longxiang Han, Rongwei Xu, Chengliang Wu, Huazhong Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... such as absorption and attenuation, leading to residual phase effects that impact high-resolution stacking even after correction. This paper proposes...
2024