From Trickle to Gusher: The Bakken Oil Story

Thomas Smith

GEO ExPro Magazine

... conditions during the deposition of the overlying middle Bakken interval at the Ross Field in North Dakota. At Lodgepole Formation. that time the average rig...

CURRENT DRILLING AND TESTING PROCEDURES AND COSTS ON SWEETGRASS ARCH

John A. Fraher

Montana Geological Society

... are required, and drilling time to the average 3,300-foot total depth is 8 days. An initial pumping rate of 50 BOPD (after sand fracturing...

Sandstone Porosity Patterns in the Latrobe Group, Offshore Gippsland Basin

J. M. Bodard, V. J. Wall

Petroleum Exploration Society of Australia (PESA)

...- 1.0 ) GR,oG GR.,.. - (1) GR.,,N GR.,,N Sonic porosity, using the modified Wyllie et al. (1958) Time Average equation: cl»soN•c = {l!.tLOG - l...

Reservoir Engineering in a Fieldman's Language

L. E. Elkins

Tulsa Geological Society

... is correspondingly increased. At the present time, with an average of only 20 to 50 percent, depending on the type of reservoir, of our oil being recovered...

A Brief History of Wireline Logging

John H. Doveton

Special Publications of SEPM

... of porosity, using the time-average equation proposed by Wyllie in 1956. The neutron and sonic tools were supplemented by a third "porosity tool", when...

Oil Fields of Poland, Geological and Statistical Summary

Charles Bohdanowicz

AAPG Bulletin

... of the producing oil fields; therefore, this possible reserve could be lifted only during a very long period of time. If the average decline...

The Sihil Field: Another Giant Below Cantarell, Offshore Campeche, Mexico

Jose A. L. Aquino, Jose M. Ruiz, Marcos A. F. Flores, Jesus H. Garcia

GCAGS Transactions

... of 1996 through the beginnings of 1999, the production levels increased to 1.430 MMBPD. At the present time the average production is 1.4 MMBPD...

Automated Optimization of Composite Well Analysis from Best-In-Class Offset Wells Using Cloud-Based Analytics

Sai Sharan Yalamarty, Brian Harclerode

Unconventional Resources Technology Conference (URTEC)

... operating and non-operating time) and average well (P50 operating and non-operating time) to help understand the best possible and the likely performance...

Quick Look Techniques

Richard H. Merkel

AAPG Special Volumes

... quick looks have been very effective in the Gulf Coast area. Resistivity and travel time average values should be noted and recorded for each zone...

A cross-shape deep Boltzmann machine for petrophysical seismic inversion

Son Dang Phan and Mrinal K. Sen

AAPG Bulletin

... saturation is calculated using the Wyllie time-average rock physics model (Wyllie et al., 1956). The target zone is highlighted by a hot shale interval...

Using Carbonate Mudrock Pore Architecture to Provide Insight into Porosity and Permeability Trends in Unconventional Carbonate Reservoirs: Examples from the Mid-Continent Mississippian Limestone, #51095 (2015).

Beth Vanden Berg, G. Michael Grammer

Search and Discovery.com

... samples "- 5000 m/s "- rP • • o • .... • • .... .... •• 2000 1000 "- 43% "- .... () 3000 o ~ "- • • • • - - - Time-average equation...

Quantifying the Methane Content of Natural Gas and Gas Hydrate Accumulations in the Deep-Water Basins of the Bering Sea, by Ginger A. Barth, David W. Scholl, and Jonathan R. Childs; #90035 (2004)

Search and Discovery.com

Acoustic Properties of Ancient Shallow-Marine Carbonates: Effects of Depositional Environments and Diagenetic Processes (Middle Jurassic, Paris Basin, France)

Benjamin Brigaud, Benoit Vincent, Christophe Durlet, Jean-Francois Deconinck, Philippe Blanc, Alain Trouiller

Journal of Sedimentary Research (SEPM)

..., and demonstrated that porosity is a crucial factor. These studies have derived empirical equations such as the “time-average equation” (velocity–porosity transform...

A simultaneous denoising and event picking approach using supervised machine learning

Salman Abbasi, Motaz Alfarraj, Dmitry Borisov, Vikram Jayaram, Iftekhar Alam, Bakhtawer Sarosh

International Meeting for Applied Geoscience and Energy (IMAGE)

... densities. Event detection of continuously recorded waveform is typically carried out in shorter time windows, as in the Short Time Average/Long Time...

Cape Lookout Cuspate Foreland Depositional Systems

Thomas F. Moslow, S.Duncan Heron Jr.

Special Publications of SEPM

... indicates that wave heights in excess of 2 m occur 30Z of the time. Average wave excess of 2 m occur 307. of the time. Average wave height (h) is 1.7 m...

Improving Well Designs and Completion Strategies Utilizing Multivariate Analysis

Joe Wicker, James Courtier, Danny Gray, Travis Jeffers, Stacy Trowbridge

Unconventional Resources Technology Conference (URTEC)

... of the variables are shown in Figure 2 which include shut-in time and the average well trajectory. The shut-in time indicates a negative performance...

Breakthrough on Routine Service Cycle Time Improvement - Leap Frog Concept, Duri Field, Indonesia

Rio Irawan, Adi Wirahadi Kusumah

Indonesian Petroleum Association

... rig agility and drive the cycle time average lower than ever. The idea is to move the preparation step into a background activity that includes moving...

An Integrated Approach to Characterization and Modeling of Carbonate Reservoirs; #50784 (2013)

G. Michael Grammer

Search and Discovery.com

... Seismic 5000 m/s 5000 4000 43% 12% 3000 2400 m/s 2000 1000 0 Time-average equation Woods equation (for suspension) Theoretical maximum 10 20 30...

Quantification of Carbonate Ramp Sedimentation and Progradation Rates for the Late Holocene Abu Dhabi Shoreline—Discussion

Anthony Kirkham, Graham Evans

Journal of Sedimentary Research (SEPM)

... of the Abu Dhabi sabkha (0.75 m/year), with an interesting decline with time. Their average rate is very similar to that determined by Evans et al. (1969), who...

Scintillating Seminole in the Roaring Twenties

Roger Patton

Oklahoma City Geological Society

...) Sand or Wilcox (Second Wilcox) Sand. Rotary rigs did shorten over-all cable tool drilling time but the average time for a 4000' to 4500' hole was 45...

Reply to Comment: Biogenic structures of unioniform bivalves in wet-interdune deposits (late Miocene-early Pliocene, Argentina)

Noelia B. Carmona, Juan Jose Ponce, Andreas Wetzel

PALAIOS

... for at least the generation time (average time between two successive generations) of the species, non-toxic concentrations of interstitial ammonia, adequate...

L. Wilmington Field, Los Angeles County, California: Occurrence of Natural Gas in Cenozoic Rocks in California

S. V. Hamilton

AAPG Special Volumes

... 1,013,500,000 bbls of oil and about 843 billion cu ft of natural gas; at that time the average production was about 96,000 bbls of oil a day. Net gas...

Time of Formation of Gas Fields of the Outer Zone of the Cis-Carpathian Foreland Downwarp

A. K. Ivanov

Petroleum Geology: A Digest of Russian Literature

... with time. The average length of diffusion for fields of the outer zone of the Cis-Carpathian foreland downwarp can be taken as 700 m (distance...

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AAPG Special Volumes

... used in stochastic theory. The notion originated from statistical mechanics where a time average of a system is equal to its spatial average. The term...

Fractional Isostatic Mantle Compensation of Carbonate Buildups: GEOLOGIC NOTE

I. Lerche , M. A. Perlmutter

AAPG Bulletin

... depth, so that EQUATION (4b) At the present time, the average depth of the photic zone for carbonate or reef growth is around 70 m, with a maximum...