Swelling Inhibition of Bentonite Clay by MgOH2 Precipitation Using Different Mg Salts

Archana Patel, Brian Towler, Victor Rudolph, Thomas Rufford

Unconventional Resources Technology Conference (URTEC)

... at the speed of 250 rpm while adding NaOH. The NaOH was added dropwise. The resultant mixture was aged for 24 hours and followed by filtration...

Could a stalked crinoid swim? A biomechanical model and characteristics of swimming crinoids

G. Alex Janevski, Tomasz K. Baumiller

PALAIOS

... lift produced by crinoid filtration fans (Baumiller, 1992), combined with the drag generated by arm paddles, and an evolutionary scenario in which...

Hydrochemical variations in a Spring-Fed River, Spring River, Arkansas

Robyn Hannigan, Nate Bickford

Environmental Geosciences (DEG)

... filter (Gelman inline). The split for major cation analysis was acidified in the field to pH less than 2 with ultrapure HNO3 after filtration. Samples...

Copepod mandible palynomorphs from the Nolichucky Shale (Cambrian, Tennessee): Implications for the taphonomy and recovery of small carbonaceous fossils

Thomas H.P. Harvey, Brian E. Pedder

PALAIOS

... process of successive acid macerations, filtration, and centrifugation. DISCUSSION The detailed similarities between the Nolichucky and Deadwood...

A. Factors Affecting Spontaneous Potential and Resistivity

New Orleans Geological Society

.... The principal observations are: Penetration rate in minutes per foot or feet per hours. Lithology in percentages. Drilling fluid measurement...

The Nature of Shales and the Dynamics of Hydrocarbon Expulsion in the Gulf Coast Tertiary Section

Henry H. Hinch

AAPG Special Volumes

...) recognized four stages, each determined by the rate at which porosity decreased with depth. In accordance with what he believed to be the dominant process...

Some Economic Aspects of Water-Rock Interaction

Brian Hitchon

AAPG Special Volumes

... evaporites to produce the solutes (possibly assisted by membrane filtration) and leached shales to produce the enhanced content of metals. An analogy...

Rare Earth Element Fractionation in Hydrogenetic Fe-Mn Crusts: The Influence of Carbonate Complexation and Phosphatization on Sm/Yb Ratios

E. Reinen De Carlo, X.Y. Wen, J.P. Cowen

Special Publications of SEPM

..., 1995; Wen, 1995; Ban et al., 1996; Well et al., 1997; Bertra~nand Cowen, this volume). The slow growth rate of crusts presents ideal co~lditiollsfor...

Purposes

Henry H. Hinch

AAPG Special Volumes

.... Hedberg (1936) recognized four stages, each determined by the rate at which porosity decreased with depth. In accordance with what he believed...

The Impact of Hydraulic Fracturing Fluid on the Near-Wellbore Shale Region Involving Interactions with Steel, Cement and Shale

Wei Xiong, Brandon McAdams, Mengling Stuckman, Barbara Kutchko, Christina Lopano, J. Alexandra Hakala

Unconventional Resources Technology Conference (URTEC)

... on the control of Ba and sulfate concentration in the initial HFF. Above-ground filtration may help remove the barite colloids to some degree, but cannot stop...

Experimental and Numerical Simulation of Binary Surfactant Foam for the Co-optimization of the Methods of Oil Recovery and CO2 storage

Ayomikun Bello, Desmond B. Dorhjie, Anastasia Ivanova, Alexey Cheremisin

Unconventional Resources Technology Conference (URTEC)

... the displacement stage for CO2 flooding, CO2 was injected at a constant rate of 2.4 cm3/hr until no oil droplets were observed at the outlet. For foam...

Is Public Perception of Water Quality Accurate in Northwestern Louisiana?

Douglas Carlson, Caitlin Carter, Marty Horn

GCAGS Transactions

... Filtration Systems Inc., St. Paul, Minnesota, 1089 p. EPA (U.S. Environmental Protection Agency), 2011, 2011 edition of the drinking water standards...

Bed Configurations in Steady Unidirectional Water Flows. Part 1. Scale Model Study Using Fine Sands

Lawrence A. Boguchwal , John B. Southard

Journal of Sedimentary Research (SEPM)

... and rust inhibitor, and by the following method of filtration. Water was pumped from the tailbox at a low rate through a centrifugal separator...

MN and FE-Rich Black Travertine Shrubs: Bacterially (And Nanobacterially) Induced Precipitates

Henry S. Chafetz , Brahim Akdim , Ramon Julia , Arch Reid

Journal of Sedimentary Research (SEPM)

... seawater and displayed a "very slow growth rate when inoculated onto a nutrient-rich agar surface ... and [importantly] cell size did not increase...

Quantification of Foraminifer and Coccolith Carbonate in South Atlantic Surface Sediments by Means of Carbonate Grain-Size Distributions

Michael Frenz, Karl-Heinz Baumann, Babette Boeckel, Rene Hoppner, Rudiger Henrich

Journal of Sedimentary Research (SEPM)

... species in investigations that depend on non to slightly-mixed signals (e.g., isotopic studies). Andruleit, H., 1996, A filtration technique...

Origin of Iodine in the Anadarko Basin, Oklahoma: An 129I Study

Jean E. Moran

AAPG Bulletin

..., and subsequent concentration by ion filtration or by dewatering and compaction of sediments. Since his work, no definitive studies have been done on potential...

Determination of the stable isotope composition and total dissolved solids of Athabasca oil sands reservoir porewater: Part 2. Characterization of McMurray Formation waters in the Suncor–Firebag field

Benjamin R. Cowie, Bruce James, Michael Nightingale, and Bernhard Mayer

AAPG Bulletin

... minutes to remove suspended matter and then decanted. A two-step syringe-tip filtration system was subsequently employed, first using a 1.0 μm...

Chemical Weathering of Fluvial Sediments During Alluvial Storage: The Macuapanim Island Point Bar, Solimoes River, Brazil

Mark J. Johnsson , Robert H. Meade

Journal of Sedimentary Research (SEPM)

... the rate of downslope transport of solids and the rate of chemical weathering are particularly important (Carson and Kirkby 1972; Stallard 1985, 1988...

Evaluation of hydrocarbon potential of the Paleozoic (CambrianDevonian) source rocks of the Gaspe Peninsula, Quebec, Canada: Geochemical characterization, expulsion efficiency, and erosion scenario

Gaelle Grundman, Francoise Behar, Michel Malo, Francois Baudin, Francois Lorant

AAPG Bulletin

... acquired in four kerogen samples of the SilurianDevonian formations for determining the rate of hydrocarbon generation and the oil window depth from...

The Post-Glacial Evolution of Chignecto Bay, Bay of Fundy, and Its Modern Environment of Deposition

Carl L. Amos, Kim T. Tee, Brian A. Zaitlin

CSPG Special Publications

... basin. Water samples were collected every two days for a period of approximately 9 months and analyzed by filtration for suspended sediment...

Estimation of Natural Gas Reserves

Eugene A. Stephenson

AAPG Special Volumes

...., v. 195, p. 329. Ferguson, C. K., and J. A. Klotz, 1954, Filtration from mud during drilling: Jour. Petroleum Technology, v. 6, no. 2, p. 30-43...

PTTC Network News - Vol. 11, No.2 - 2005

Mike Seal, Dennis Gaudet

PTTC

... to engineers in Provo and Houston. "The IntelliServ network performed extremely well during the latest field trial, providing a customer data rate of 66,000 bits...

Use of Microprobe Diagrams for Distinguishing Reservoirs in Carbonate Sections

N. A. Perkov Н. А. Перьков

Petroleum Geology: A Digest of Russian Literature

... for the filtration of mud into the bed with negligible total porosity. It is thus necessary to estimate the value of the porosity of carbonate...

Field Salinity Determinations and Sulphide Contamination

Robert Schwab

CSPG Bulletin

... temperature of the formation. The water sample is generally obtained by drillstem testing, and after its chloride content is determined by filtration...

Seismic Prospecting for Oil and Gas in Northwestern Colorado

Charles E. McMunn

Rocky Mountain Association of Geologists

... studies, pattern shot hole spacing, multiple geophone connections, spread variations, and noise filtration techniques will slow production. FUTURE...