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The AAPG/Datapages Combined Publications Database
Showing 1,110 Results. Searched 200,635 documents.
Paleozoic and Pre-Cambrian Rocks of Vance Well, Delaware County, Ohio
Wilber Stout , Carl A. Lamey
AAPG Bulletin
... by precipitation, filtration and titration. The lime, CaO, thus found was calculated to calcium carbonate, CaCO3. The sum of the insoluble residue...
1940
A New Approach to Controlling Barite Scaling in Unconventional Systems
Adam D. Jew, Qingyun Li, David Cercone, Gordon E. Brown Jr., John R. Bargar
Unconventional Resources Technology Conference (URTEC)
...., 2017; Jew et al., 2017)). Following filtration, the DM/acid solutions were reacted with ground Marcellus and Green River shale. After 72-hours...
2019
Correlation of Crude Oils with Special Reference to Crude Oil of Gulf Coast
Donald C. Barton
AAPG Bulletin
... and associated filtration effect. The closest affinities of the paraffine-base deep Miocene oils of the Mississippi delta are with the naphthene...
1941
Thermohaline Pore Water Trends of Southeastern Louisiana Revisited
Jeffrey S. Hanor
GCAGS Transactions
... be the result of membrane filtration through overpressured shales, because waters of highest salinity occur above overpressured sediments, on the effluent side...
1999
Spatial Variations in Formation Water Salinities, South Pelto and South Timbalier Areas, Eastern Louisiana Continental Shelf
Amanda M. Nikiel and Jeffrey S. Hanor
GCAGS Transactions
.... Other mechanisms for producing high salinity, such as subareal evaporation and membrane filtration are unlikely (Hanor, 1995). Pathways For Brine...
1999
High-Resolution HFTS2 Slant Core Imaging Through X-ray Computed Micro Tomography
Javier O. Guerrero, D. Nicolas Espinoza, Julia F.W. Gale
Unconventional Resources Technology Conference (URTEC)
... in carbonate sections, and drilling mud filtration patterns in fractures and rock matrix. All of these are imperceptible using conventional methods like medical...
2022
Clay Mineralogy of Pluvial Lake Sediments, Southern High Plains, Texas
W. T. Parry, C. C. Reeves, Jr.
Journal of Sedimentary Research (SEPM)
... filtration on porous ceramic plates or by sedimentation of a centrifuged slurry on glass slides. FIG. 1. Index map of the southern High Plains, Texas...
1968
A Preliminary Examination of Geothermal Gradient Throughout Louisiana's 64 Parishes
Douglas Carlson, Richard P. McCulloh
GCAGS Transactions
... 410-432. Driscoll, F.G., 1986, Ground Water and Wells; 2nd edition: Johnson Filtration Systems Inc., St. Paul, Minnesota, 1089 p. Echols, J.B....
2005
Bacteria in Hydraulic Fracturing: Impacts of Water Chemistry and Microbiology on Unconventional Operations and Rock Fluid Interactions
David G. Leach, Mark Hefta, Wei Wei
Unconventional Resources Technology Conference (URTEC)
... and facilities, and water after various treatments including oxidation, filtration, and biocide. Methods for sample characterization included water...
2024
Water Time-lapse Geochemistry Studies on Subsurface Scale Formation, Bacteria and H2S Issues
Haiping Lu, Wei Wei, David Leach, Chao Yan, Michael Chen, Piya Dechongkit
Unconventional Resources Technology Conference (URTEC)
... by filtration and DNA extraction using standard commercially available DNA extraction kits. Purified DNA was analyzed by quantitative polymerase...
2025
Efficiency of Citric Acid-Based Leaching Agents for Extraction of Rare Earth Elements and Lithium from Unconventional Resources
Ibrahim G. Okunlola, Rona J. Donahoe
Unconventional Resources Technology Conference (URTEC)
... the 4-hr. reaction period, the mixtures were centrifuged at 4500 rpm for 30 minutes, followed by filtration through 0.45-micron syringe filters...
2025
Zone of Influence--Inner Continental Shelf of Georgia
Gary N. Bigham
Journal of Sedimentary Research (SEPM)
... filtration to remove NaCl and other water-soluble compounds. After washing, the sample was dispersed in a liter cylinder with distilled water only...
1973
Advanced 3D-Printed Slug Flow Microreactors for Efficient Lithium Extraction from Produced Water Using Optimized Liquid-Liquid Extraction Chemistry
Saeed Bahadorikhalili, Yun Zhu, Hadi Nasrabadi
Unconventional Resources Technology Conference (URTEC)
... and used as real-world test matrices for lithium extraction after basic filtration. The specifications of the PW samples are presented in Table 1. Table 1...
2025
New Method of Correlation by Resistivity Values of Electrical Logs
A. P. Claudet
AAPG Bulletin
... are comparatively high, seemingly because of the effect of the filtration of fresh water. The list of wells by company, fee, and field, corresponding...
1950
Oceanography and Suspended Matter Off Northeastern Brazil
Henyo T. Barretto, Colin P. Summerhayes
Journal of Sedimentary Research (SEPM)
... on average. Altogether we collected 129 suspended matter samples; 79 in the summer and 50 in the fall (Fig. 1). Suspended matter was collected by filtration...
1975
Geostatistical Analysis Using Principal Component Analysis in Determining the Groundwater Quality Changes in Kapas Island
Noorain Mohd Isa, Ahmad Zaharin Aris
Geological Society of Malaysia (GSM)
... samples were filtered through a 0.45µm Millipore filter and acidified to pH < 2 with HNO3 immediately after the filtration. Pre-treated samples were...
2017
Authigenic Vivianite in Potomac River Sediments: Control by Ferric Oxy-Hydroxides
P. P. Hearn, D. L. Parkhurst, E. Callender
Journal of Sedimentary Research (SEPM)
...) and the pore water extracted by pressure filtration through membrane filters with a pore size of 0.20 micrometers. After pore-water extraction, sediment...
1983
A Geochemical Survey in the Santa Barbara Channel and Its Relationship to Subsurface Heavy-Oil Deposits: Section IV. Exploration Methods
L. Horvitz
AAPG Special Volumes
..., together with the water, which was then removed by filtration. This procedure not only eliminates sand and other coarse-grained material with low...
1987
Degree of Pyritization of Iron as a Paleoenvironmental Indicator of Bottom-Water Oxygenation
R. Raiswell, F. Buckley, R. A. Berner, T. F. Anderson
Journal of Sedimentary Research (SEPM)
... evolved was bubbled through a measured volume of 2.5 percent CuSO4·5H2O solution and the CuS precipitate removed by filtration, after about 90 minutes...
1988
Analytical Problems in Determining Hydrocarbons in Sediments
William S. Ferguson
AAPG Bulletin
... upon filtration of the eluant solvents over the packed columns when no sample was present. The impurity residue so removed from the gel...
1962
Gypsum-To-Anhydrite Transition in the Miocene of Southern Poland-REPLY
Alicja Kasprzyk
Journal of Sedimentary Research (SEPM)
... fluids from overthrusting Carpathian flysch, and an increase in their concentration via "negative filtration", and indeed different brine mixing...
1998
Petroleum Indicators in Formation Waters from Alberta, Canada
Brian Hitchon , M. K. Horn
AAPG Bulletin
... be: membrane filtration ^rarr decreased pH (after White, 1965) ^rarr solution of penecontemporaneous dolomites ^rarr increased effective porosity ^rarr...
1974
Diagenesis and Primary Migration in Upper Jurassic Claystone Source Rocks in North Sea
Holger Lindgreen
AAPG Bulletin
..., no. 8, p. 73-86. Magara, K., 1974, Compaction, ion filtration, and osmosis in shale and their significance in primary migration: AAPG Bulletin, v. 58...
1985
Depositional and Diagenetic Controls on Reservoir Quality in First Wilcox Sandstone, Livingston Field, Louisiana
David D. Johnston , Randy J. Johnson
AAPG Bulletin
... feldspars and the pore waters. Although the clay coats in the First Wilcox sandstone may have formed from the filtration of colloidal clay-rich water...
1987
Determination of the stable isotope composition and total dissolved solids of Athabasca oil sands reservoir porewater: Part 1. A new tool for aqueous fluid characterization in oil sands reservoirs
Benjamin R. Cowie, Bruce James, Michael Nightingale, and Bernhard Mayer
AAPG Bulletin
... RPM for 10 minutes to remove suspended matter, and then decanted. A two-step syringe-tip filtration system was subsequently employed, first using a 1.0...
2014