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Showing 37,700 Results. Searched 200,630 documents.
The National Conference on Earth Science, Banff, October 28 to November 1, 1985: Evaporites and Hydrocarbons: CONFERENCE REPORT
Peter Gretener
CSPG Bulletin
... is a geological fluid." The state of stress in a salt is always hydrostatic, or one of pressure. The level of the pressure corresponds to the total overburden...
1986
Examples of Migration of Petroleum: RESEARCH NOTES
Donald C. Barton
AAPG Bulletin
... in excess of the hydrostatic head for the depth. These upper gas sands, however, have pressures much less than the original pressure in the Bromide sand...
1936
Structural Analysis of Fractures in Cores from Saticoy Field, Ventura County, California
M. Friedman
AAPG Bulletin
..., Experimental deformation of sedimentary rocks under confining pressure--pore pressure tests: Am. Assoc. Petroleum Geologists Bull., v. 47, p. 717-755...
1969
Reexamining In-situ Stress Interpretation Using Laboratory Hydraulic Fracturing Experiments
Zhi Ye, Ahmad Ghassemi
Unconventional Resources Technology Conference (URTEC)
... S3 using pressure data during the injection and/or shut-in phases of a minifrac test. However, S3 interpreted from different methods is often...
2023
Chapter 6: The Giant Continuous Oil Accumulation in the Bakken Petroleum System, U.S. Williston Basin
Stephen A. Sonnenberg, Cosima Theloy, Hui Jin
AAPG Special Volumes
... pressure in the immediate surroundings (Tissot and Welte, 1984). Pressures that exceed normal hydrostatic and even lithostatic pressure are possible...
2017
Long-Range Petroleum Migration in the Illinois Basin: Chapter 26: Part I. Illinois Basin: Oil and Gas Systems
Craig M. Bethke, Jackie D. Reed, Donald F. Oltz
AAPG Special Volumes
... of fluid pressure hypothesis, 2, role of fluid pressure in mechanics of overthrust faulting: Geological Society of America Bulletin, v. 70, p. 167-205...
1990
Analysis of the Development of Productive Horizon DI in the Minnibaev and Abdrakhmanov Areas
Iu. K. Kulchitskaia, A. T. Gorbunov, M. I. Korol
Petroleum Geology: A Digest of Russian Literature
... status of the formation pressure with respect to the recovery of oil and the injection of water may be seen in the graphs of Fig’s 1 and 2. Figure 1...
1958
Cat Creek Oil Field
Vince Ames
Montana Geological Society
... drive was active when the first wells were drilled, hydrostatic pressure declined rapidly, due in part to the discharge of very...
1993
Impact of Petroleum-Expulsion Fractures on Productivity of the Bakken Shales: A Geological Interpretation of Pressure Transient Behaviors
Mohammed Al Duhailan, Steve, Sonnenberg
Unconventional Resources Technology Conference (URTEC)
... that in normal stress regime, increase in pressure would be the cause for the horizontal stresses to move closer to rock failure. However, pore pressures can also...
2014
Development of a Novel, Patented Fracturing Technology Based on Low-Cost Petroleum Coke Light Weight Proppant from Lab-Scale Evaluation to Field-Scale Pilots: Case Studies in the Midland and Delaware Basins
Robert Shirley, P. Matthew Spiecker, James S. Brown, Tim Benish, Xiao Jin, Mohan G. Kulkarni, Chu-Shu Kao, Peter A. Gordon, Tracy J. Moffett, Satish Kumar D, George Staus
Unconventional Resources Technology Conference (URTEC)
... slightly lower than expected. The hydrostatic pressure due to the column of fluid/slurry between the surface and the true vertical depth of the wellbore...
2025
Reservoir Model of Fractured Viola Limestone in a Horizontal Well Completion, Marietta Basin, Oklahoma
Magell P. Candelaria, Brian P. Roux
West Texas Geological Society
... production data from the horizontal test well. Draw-down/build-up test data and bottom-hole flowing pressure vs. cumulative oil production were used...
1994
Geothermal Exploration in West Java
Solia Wiradiradja, Surahman Suari, Yunus Razali, L. Pekar
Indonesian Petroleum Association
... drillings are reproduced again on fig. 13, together with the theoretical boiling point curve, assuming, that hydrostatic pressure was reached...
1976
A Discussion of Oil Exploration in the Austin Chalk with the Advent of Horizontal Drilling Techniques
Jack Sherman
Bulletin of South Texas Geological Society
... this is commonly ignored. When a mini-fracture is penetrated, the hydrostatic pressure of the drilling fluid will force some of the fluid...
1991
Relationship between fractures, fault zones, stress, and reservoir productivity in the Suban gas field, Sumatra, Indonesia
Peter Hennings, Patricia Allwardt, Pijush Paul, Chris Zahm, Ray Reid Jr., Hugh Alley, Roland Kirschner, Bob Lee, Elliott Hough
AAPG Bulletin
... large numbers of fractures with high ratios of shear to normal stress. This occurs in areas of the field that are in a strike-slip stress style...
2012
Laterally accreting sinuous channels and their deposits: The Goldilocks of deep-water slope systems
R.W.C. Bill Arnott, Mike Tilston, Patricia Fraino, Lillian Navarro, Gerry Dumouchel, Nicole Miklovich
Journal of Sedimentary Research (SEPM)
... bar growth results from a cross-flow superelevation of the water surface that sets up a lateral hydrostatic pressure gradient driving an inward...
2021
Geomechanical Implications on Unconventional Reservoir Fracturing in Saudi Arabia
Safdar Khan, Maksim Oparin, Roberto Tineo, Doug Bentley
Unconventional Resources Technology Conference (URTEC)
... to be higher in intervals of lower horizontal stress contrary to what we typically see in normal stress regime. We observed that breakdown pressure depends...
2016
Oil and Gas Fields of Lost Soldier District, Wyoming
J. S. Irwin
AAPG Special Volumes
... the normal for the depth. The occurrence of supernormal pressure in an upper sand and subnormal pressure in a lower sand is anomalous and deserves...
1929
Estimating Real-time Pore Pressure at the Bit via Machine-learning
Matthew Reilly, Gareth Taylor, Orlando De Jesus, Muhlis Unaldi, John Thurmond, Mike Party, Koda Chovanetz
Unconventional Resources Technology Conference (URTEC)
... efficiency’ and ‘normal drilling efficiency’ is then calculated for pore pressure using traditional techniques (usually power law relationships) similar...
2023
Geology of the Northern Farmington Mountains
Gordon L. Bell
Utah Geological Association
...: “A mineral facies comprises all the rocks that have originated under temperature and pressure conditions so similar that a definite chemical composition...
1952
Structure of Turner Valley Gas and Oil Field, Alberta
Theodore A. Link , P. D. Moore
AAPG Bulletin
... reason, however, that the confined gas pressure of Turner Valley holds the water level far down the flank below the hydrostatic level of the C.D. & P...
1934
Drilling Cost Reductions in Natuna Sea Drilling: A Case History
Warjanto Saikam, Charles G. Foster
Indonesian Petroleum Association
... and is discussed below. This figure shows a simplified geological section, pore pressure profile, a standard casing design and mud program. Figure 3...
1991
Geologic Conditions of Formation of the Shebelinka Gas Field
I. S. Romanovich
Petroleum Geology: A Digest of Russian Literature
... of the water-gas contact (2450-2500 m) it reaches 250-252 atm, which actually corresponds to the normal hydrostatic pressure. Thus, according...
1963
A New Device for Sampling Lake Sediments
Ira T. Wilson
Journal of Sedimentary Research (SEPM)
... both within and in front of the sampler. Third, when the sampler, especially the B or C types, is being raised to the surface the hydrostatic pressure...
1941
Influence of Mass-Transport Processes on Clinoform Mechanics on the Southwest Louisiana Shelf
K. C. Denommee, S. J. Bentley
GCAGS Transactions
... and gas charging are likely to cause pore-water pressures on the southwest Louisiana clinoform to exceed hydrostatic pressure, resulting in extreme under...
2013
Pressure-Depth Relations in Appalachian Region
William L. Russell
AAPG Bulletin
... for the study of pressure-depth ratios in lenticular reservoirs. Abnormally low, normal, and abnormally high fluid pressures occur there in reservoirs...
1972