Subsurface Fluid Environments and the Potentiometric Surface: A Do-It-Yourself Exercise: GEOLOGICAL NOTE

Eric Dahlerg

CSPG Bulletin

... of pressure-depth gradient plot constructions in the development of a subsurface exploration picture. Answers to that problem are included at the end...

Future Energy Challenge: an Approach to Delineate Methane Hydrate Potential in Indonesia

Sawungrono Dewawisesa, Yogi Pamadya, Bayu Caesario Fadhila, Epo Prasetya Kusumah

Indonesian Petroleum Association

... and pressure gradient in all of the sea of Indonesia, combined with the phase diagram of the methane, it is possible to get the depth of the sea...

Aquathermal Pressuring--Role of Temperature in Development of Abnormal-Pressure Zones: GEOLOGICAL NOTES

Colin Barker

AAPG Bulletin

... as it moved downward. The P-T-density diagram for water shows that, for any geothermal gradient greater than about 15°C/km, the pressure in an isolated...

Abstract: Model Parametrization Strategies for Newton-Based Acoustic Full Waveform Inversion; #90224 (2015)

Amsalu Y. Anagaw

Search and Discovery.com

... and Operto, 2009). The inversion is often performed using iterative gradient methods. For large scale problems, due to computational cost of simulating...

Relationship between basin history and diagenesis in Early Triassic Ledge Sandstone member of Ivishak Formation, ANWR - Abstract

Robert K. Marinai

Alaska Geological Society

...) presence of a thermal gradient; and 4) organic maturation. The initial chemical phase existed from the time the Ledge was deposited until the onset...

Introduction to Ground-Water Hydrology, 1993 - Glossary

New Orleans Geological Society

... at the existing kinematic viscosity what will move in unit time under a unit hydraulic gradient through a unit area measured at right angles...

Geothermal Gradients in Florida and Southern Georgia

G. M. Griffin, P. A. Tedrick, D. A. Reel, J. P. Manker

GCAGS Transactions

... wells in Florida and 33 in Georgia. Computed gradients were compiled into county averages, and a preliminary geothermal gradient map was drawn...

Efficient Geophysical Program for Investigation of Drill Holes in the Kuybyshev Region

B. Ye. Fel’dman

Petroleum Geology: A Digest of Russian Literature

... and two resistivity curves: potential sonde with the length of the sonde AM ̄ = 0.75 m and a gradient sonde M2.5A0.5B. The potential sonde gives a lo...

Abstract: The Steele/Niobrara shales in Wyoming: could they become a major unconventional gas play in the Rockies?

T. Gentzis, G. Murrie, G. Hampton III

The Society for Organic Petrology (TSOP)

..., with illite, fracture-filling calcite and chlorite. The shales are overpressured (gradient of 0.7 psi/ft, and lie within the oil and wet gas window (Ro,max...

Biogenic Gas Exploration in Miocene Carbonate, West Sumatra, Indonesia: Abstract

P. B. Dobson, Triyanto Rahardjo, C. A. Atallah, F. I. Frasse, T. D. Specht, A. S. Djamil, Marhadi, R. E. Netherwood, P. J. M. Montaggioni

Indonesian Petroleum Association

...-arc basin, has a typically low geothermal gradient for a fore-arc basin, effectively precluding thermogenic generation of hydrocarbons. The low...

Utilizing A Viscoplastic Stress Relaxation Model to Study Vertical Hydraulic Fracture Propagation in Permian Basin

Shaochuan Xu, Fatemeh Rassouli, Mark Zoback

Unconventional Resources Technology Conference (URTEC)

... gradient) and are potential barriers to vertical hydraulic fracture propagation. Figure 1: Stress relaxation in stacked elastic and viscoplastic layers...

Normal Geothermal Gradient in United States: DISCUSSION

Alfred C. Lane

AAPG Bulletin

...Normal Geothermal Gradient in United States: DISCUSSION Alfred C. Lane 1935 560 560 19 4. (April) The recent valuable paper by C. E. Van Orstrand...

The Effects of Fluvial Abrasion on the Shapes of Quartz Sand Grains

Mark Peterson , Jim Mazzullo

GCAGS Transactions

... over long distances by low-gradient streams does not abrade and thereby obscure their source-inherited shapes. In order to test this assumption...

Abstract: Hydrogeological analysis of the watersheds of two tributaries of the Cornwallis River, Nova Scotia: implications for stream restoration and enhancement

H. Fenton, A. Levy, I. Spooner

Atlantic Geology

...-month period. Elderkin Brook is a relatively high gradient (30m/km), largely ungraded river that has a watershed of 3 km 2 • It originates...

ABSTRACT: Whole Rock and Isolated Kerogen Characterization Studies: Observations of Sample Type Preparations Upon Petrographic and Chemical Characterization of New Albany Shale

J.T. Senftle, K.L. Yordy, L.S. Barron, J.C. Crelling

The Society for Organic Petrology (TSOP)

... obtained using density gradient separations were also studied. Bulk chemical and petrographic analyses indicate that this interval of the New Albany...

ABSTRACT: Coalification in the Western Molasse Basin (Switzerland, France)

Roland Schegg

The Society for Organic Petrology (TSOP)

... to the inissing Miocene sediments in this western part. Calculations that assume a geothermal gradient of 25 O ~ / k m ,lead to values between 4 and 5...

Abstract: GIS-based map modelling using the weights of evidence method applied to acid rock drainage prediction in the Meguma Supergroup, Nova Scotia

Don Fox

Atlantic Geology

... including geology, regional metamorphism, proximity to anticlines, proximity to the Goldenville-Halifax transition zone (GHT), and vertical gradient...

Abstract: Wheres the science? Rethinking river restoration and enhancement

Ian S.Spooner, Michael Brylinsky, Brooke Cook

Atlantic Geology

... JXO, Canada 1 In Nova Scotia, many second and third order high gradient tributaries have been the focus of restoration and enhancement efforts...

ABSTRACT: Shallow Oil in Northern Appalachian Basin: Evidence for Early Cretaceous Uplift from Fission Track Analysis, by Ian R. Duddy and Donald S. Miller; #91043 (2011)

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ABSTRACT: Mechanisms of Hydrocarbon Migration in Mahakam Delta, Kalimantan, Indonesia, by B. Durand, G. Bessereau, P. H. Ungerer, and J. L. Dudin; #91043 (2011)

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Abstract: Coastal Lithosomes of the North and Central Texas Coast and Inner Continental Shelf

F. P. Siringan , J. B. Anderson , L. R. Bartek , M. A. Thomas

GCAGS Transactions

... events but exist in shelf segments having different gradients. Variation in shelf gradient may cause the contrast in the preservation of coastal...

Geothermal Conditions of Development of the Cycle of Oil-Gas Formation

S. P. Maksimov, M. K. Kalinko, T. A. Botneva, G. N. Molodykh

Petroleum Geology: A Digest of Russian Literature

... in gradients of thickness of the sedimentary cover in time and is related to the paleo-geothermal gradient. The other is based on variations in density...

ABSTRACT: Quaternary Conception Fan, Santa Barbara, California: Two Distinct Canyon(s)-Fan Systems, by Susanne M. C. Kraemer; #91038 (2010)

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Geothermal Regime of the Sedimentary Cover of the Kura Depression

A. N. Pil’chin, B. E. Khesin, K. M. Kerimov

Petroleum Geology: A Digest of Russian Literature

... in composition of the rocks that make up the sedimentary section (largely clays and sandstones), the value of the geothermal gradient has a wide range...

Abstract: AVO Analysis of Long Offset Seismic Data Using 3-D Graphical Analysis

Fuping Zhu, Richard L. Gibson

GCAGS Transactions

... AVO intercept (A) and gradient (B) crossplotting is widely used for detecting anomalous elastic properties that may be indicative of hydrocarbons...