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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 3,547 Results. Searched 190,142 documents.

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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...


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...


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...


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...


ABSTRACT WeakŽ and StrongŽ Interactions: The Coevolution of Autogenic Processes and External Forcing in Experimental Deltas, #90104 (2010)

Martin John; Blum Mike

Search and

... 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...


Abstract: Using Image Analysis to Estimate Unconventional Rock Properties; #90255 (2017)

Alon Arad

Search and

... 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...


-- 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...


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...


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...


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...


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...


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...


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...


ABSTRACT: The Impact of Post Migration Data Conditioning on Seismic Images and Attributes; #90115 (2010)

Adekanle Ayorinde, Youn Oong, and Iyiola Sunkanmi

Search and

... processes were carried out to attenuate residual noise and correct for processing effects on PreStack Time Migrated (PSTM) gathers. The noise and effects...


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...


A Rapid And Accurate Method For The Analysis Of Calcium Carbonate In Small Samples

Bruce F. Molnia

Journal of Sedimentary Research (SEPM)

... filter apparatus and plastic or nitrocellulose filter discs. MOLNIA, B. F., AND O. H. PILKEY, 1972, Origin and distribution of calcareous fines...


Abstract: Statics or Statistics?„The Near-Surface Revisited; #90211 (2015)

David Henley

Search and

... function (in this case, a bandlimited version of the actual function), a match filter can be derived, which will remove the effects of the distribution...


Why Should We Pay for a Merged Survey that Contains the Data We Already Have? An Oklahoma Red Fork Example

Yoryenys Del Moro, Alfredo Fernandez Abad, Kurt J. Marfurt

Oklahoma City Geological Society

...-negative curvature, coherence, Sobel filter similarity, and spectral decomposition within the context of seismic geomorphology delineates architectural...



Jose Joaquin Martin, Ali Bengheit, Didier Wloszczowski

Search and

... local elevation change in base Tanezzuft should give rise to a 1 mGal anomaly. Effects from shallow basement are removed applying a bandpass filter...


Analysis of Electromagnetic Depth Sounding Responses Over a Layered Earth: Investigating Oil & Gas Seeps in the Petroleum Provinces

Shastri L. Nimmagadda, Andrew Ochan

Petroleum Exploration Society of Australia (PESA)

... integration approaches, used earlier, a more rapid digital linear filter technique is adopted for evaluation of the integral involved in the CFS...


Miscible Fluid Diagnostic Fracture Injection Test Design Enabling Permeability Estimation from Before-Closure Linear Flow

Christine Ehlig-Economides, Mariia Bychina, Guoqing Liu, Jie Wang

Unconventional Resources Technology Conference (URTEC)

... formulated a model that accounts for three pressure drops across the filter cake, filtrate and reservoir zones extending in the direction perpendicular...


An Easily Constructed, Very Inexpensive, Solar Cell Transmissometer (SCT): RESEARCH METHODS PAPERS

Stephen C. Knowles, John T. Wells

Journal of Sedimentary Research (SEPM)

... available systems because it disaggregates suspended material prior to measurement of light attenuation, thereby reducing the effects of aggregation...


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