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Showing 2,007 Results. Searched 200,635 documents.
Modified Fetkovich Type Curve Enhances Type Well Construction for Horizontal Wells with Multiple Fractures
Alexander C. Eleiott, W. John Lee, Nefeli Moridis
Unconventional Resources Technology Conference (URTEC)
... the derivative with respect to tDSF of both Eq. A-2 and Eq. A-3 yields, respectively (A-5) and (A-6) Again, for Eq. A-3 to be valid, Eq. A-6 must equal...
2019
Visualizing a process ichnology dataset, Lower Cretaceous McMurray Formation, NE Alberta, Canada
E. R. Timmer, S. E. Botterill, M. K. Gingras, J.-P. Zonneveld
CSPG Bulletin
.... Process ichnology is derivative of ichnofabric studies (e.g. Taylor et al., 2003) and ichnofacies efforts (e.g. MacEachern et al., 2010), and builds...
2016
Characterizing the Seismic Response of Naturally Fractured Basement Reservoir in Sumatra Area: Towards an Efficient Seismic Exploration Strategy
Pongga Wardaya, Vida Irine Rossa, Erlangga Septama, Richie Rahmat Pratama, Rusalida Raguwanti
Indonesian Petroleum Association
... for the first-order spatial derivatives is expressed as, 𝜕𝑃 ≈ for the z (depth) direction. Meanwhile, for the time derivative finite-difference 2nd...
2021
Bottom Sediments of Saginaw Bay, Michigan
Leonard E. Wood
Journal of Sedimentary Research (SEPM)
... on the east shore of the Southern Peninsula of Michigan. It is a shallow-water derivative of the Pleistocene Lake Saginaw. Sixty-one bottom samples were...
1964
Field Trials of the New DFIT-Flowback Analysis (DFIT-FBA) for Accelerated Estimates of Closure and Reservoir Pressure and Reservoir Productivity
Behnam Zanganeh, Christopher R. Clarkson, Alexander Cote, Brenton Richards
Unconventional Resources Technology Conference (URTEC)
.... A log-log plot of rate-normalized pressure (𝑅𝑁𝑃), and its derivative (𝑅𝑁𝑃′ ) with respect to the natural logarithm of material balance time...
2020
Investigation of Lateral Fracture Complexity to Mitigate Frac Hits During Interwell Fracturing
Yanli Pei, Jiacheng Wang, Wei Yu, Kamy Sepehrnoori
Unconventional Resources Technology Conference (URTEC)
... is the partial derivative of the total fluid volume to the molar number of component i. URTeC 3106 URTeC 3106 4 The mechanical deformation at internal...
2020
Auto-Optimization of Hydraulic Fracturing Design with Three-Dimensional Fracture Propagation in Naturally Fractured Multi-Layer Formations
Jiacheng Wang, Jon E. Olson
Unconventional Resources Technology Conference (URTEC)
...PSA, as a direct and derivative-free search method, locates the optimal solution within the pre-defined variable space by a sequence of exploratory mo...
2020
Overcoming the Limitations of SRV Concept
M. Gaddipati, C. Karacaer, C. Ozgen, T. Firincioglu, G. Bowen, I. Pallister, G. Shaw
Unconventional Resources Technology Conference (URTEC)
... property and derivative calculation through to matrix preconditioning, has incorporated massive parallelism. The resulting simulator has been built...
2020
Modeling of Distributed Strain Sensing (DSS) and Distributed Acoustic Sensing (DAS) Incorporating Hydraulic and Natural Fractures Interaction
Kildare George Ramos Gurjao, Eduardo Gildin, Richard Gibson, Mark Everett
Unconventional Resources Technology Conference (URTEC)
...1 − 𝑡𝑡 𝑛𝑛 . ………………………….……... (11) Time derivative of strain may enhance the numerical noise (Tan et al., 2021) of data acquired specially from simulation...
2021
Main Tectonic Features of North Pacific Mobile Belt: Regional Arctic Geology of the USSR
B. Kh. Egiazarov , B. V. Ermakov , V. A. Vakar , N. G. Zagorskaya, G. I. Kameneva , T. N. Kopylova , E. M. Litvinov , G. K. Pichugina , N. P. Anikeyev , I. E. Drabkin , V. A. Titov , D. E. Gershanovich , M. I. Itsikson , V. I. Berger
AAPG Special Volumes
... magnesium content of mafic minerals, and the absence of iron concentrations in the magnesian group suggest that the magnesian group is a derivative...
1973
World Petroleum Reserves and Petroleum Statistics
G. C. Gester
AAPG Bulletin
..., and may in the future be called upon to transmute the vast deposits of oil shales and coal into petroleum and its derivative products. Unquestionably...
1944
A Coupled Model for Three-Dimensional Hydraulic Fracture Propagation and Proppant Transport
Serhii Kryvenko, George J. Moridis, Thomas A. Blasingame
Unconventional Resources Technology Conference (URTEC)
...). The "wind" is defined as the derivative of the proppant flux with respect to the product of aperture and normalized proppant concentration (Wang et al...
2022
Studies on Influential Factors of Flowback and Productivity of MFHWs and a Field Case in Shale Gas Formations
Guicheng Jing, Zhangxin Chen
Unconventional Resources Technology Conference (URTEC)
... of the original gas-in-place. Ojo et al. (2006) applied the material balance equation and its time derivative to determine the average reservoir pressure history...
2023
Investigation of Parent-Child Well Fracturing Interference in Depleted Shale Oil Reservoirs in a Faulted Region with Strong Tectonic Stresses
Xuyang Guo, Jiawei Li
Unconventional Resources Technology Conference (URTEC)
... derivative of displacement: 𝜕𝑢 (11) 𝜕𝑡 The existence of faults introduces rock physical heterogeneity in the reservoir. It is quantified...
2024
Chapter Eight: Horizon and Formation Attributes
Alistair R. Brown
AAPG Special Volumes
... is necessarily a derivative of a basic seismic measurement. All the horizon and formation attributes available (Figure 8-1) are not independent of each other...
2011
Depositional Environments and Origin of the Fine-grained Limestones of the Bigby-cannon Formation (middle Ordovician), Central Basin, Tennessee
Leonard P. Alberstadt
Journal of Sedimentary Research (SEPM)
... of the organic material in ancient limestones may be a derivative of ancient algal secretions. Recrystallization is much more common in the Cannon...
1973
Petrography of Subduction Zone Sandstones from Nias Island, Indonesia
Gregory F. Moore
Journal of Sedimentary Research (SEPM)
... and derivative sandstones to arc-trench tectonics: Rev. Geophysics and Space Physics, v. 8, p. 813-860. DICKINSON, W. R., 1971a, Detrital modes of New Zealand...
1979
Role of Biota in Underground Waste Injection and Storage
Garry G. Ehrlich
AAPG Special Volumes
... with phenols to form chloro-derivative compounds and oxidizes these aromatic compounds. Although adequate residual chlorine may be recorded at the point...
1972
Double Provenance of Sand-size Sediments in the Southern Aegean Forearc Basin
Emilio Saccani
Journal of Sedimentary Research (SEPM)
.... de France, (7), v. 8, p. 351-353. DICKINSON, W. R., 1970a, Relation of andesites, granites and derivative sandstones to arc-trench tectonics: Rev...
1987
The Chemical Discrimination of Clastic Sedimentary Components
Scott Argast, Thomas W. Donnelly
Journal of Sedimentary Research (SEPM)
... solids and, conversely, the composition of derivative melts can be inferred by the separation of minerals with known compositions. In an analogous manner...
1987
Sandstone Petrology and Tectonostratigraphic Terranes of the Northwest California and Southwest Oregon Coast Ranges
K. R. Aalto
Journal of Sedimentary Research (SEPM)
... detrital models of graywacke and arkose: Jour. Sod. Petrology, v. 40, p. 695-707. DICKINSON, W. R., 1970b, Relations of andesite, granites, and derivative...
1989
The Role of Tidal-Velocity Asymmetries in the Deposition of Silty Tidal Rhythmites (Carboniferous, Eastern Interior Coal Basin, U.S.A.)
Allen W. Archer , Gerald J. Kuecher , Erik P. Kvale
Journal of Sedimentary Research (SEPM)
... be simulated (Fig. 12B) by taking the first derivative of the height data; this simple approximation is generally FIG. 8. Analyses of silty rhythmites from...
1995
The Nature and Controls on Downstream Fining Within Sedimentary Links
Stephen Rice
Journal of Sedimentary Research (SEPM)
... description of the profile H = f(L), where H is elevation and L is distance downstream, the first derivative f(L) describes changes in gradient...
1999
Evaluation of Boron as a Paleosalinity Indicator and its Application to Offshore Prospects
C. T. Walker
AAPG Bulletin
...: [EQUATION] is a direct derivative of the boron-K2O ratio, the relation between adjusted boron and organic carbon is examined in this paper...
1968
Fold Geometry Within Part of Michigan Basin, Michigan
E. H. Timothy Whitten , Walter A. Beckman, Jr.
AAPG Bulletin
... the derivative of F3 (U, V) to compute the dip and strike of the tangent plane to the simulated bedding surface at each required point. Initially...
1969