Fracture Evaluation in the Austin Chalk

Tom Fett

South Texas Geological Society Special Publications

... enough to detect with the drilling bit. Typical apertures vary from one to 0.01 millimeters for productive fractures. These extensional fractures...

Geological and Borehole Features Described by the Circumferential Acoustic Scanning Tool

Joseph F. Goetz, Douglas D. Seiler, Charles S. Edmiston

Southeast Asia Petroleum Exploration Society (SEAPEX)

... is fracture description. This involves the display of fracture density, style, location, orientation, and the differentiation between effective and healed...

Fracture Evaluation in the Austin Chalk

Tom Fett

Houston Geological Society Bulletin

... to large enough to detect with the drilling bit. Typical apertures vary from one to 0.01 millimeters for productive fractures. These extensional fractures...

High-Angle, Shallow Depth Development Drilling in the Natuna Sea

Bambang Widjatmiko

Indonesian Petroleum Association

... and production casing to reduce the likelihood of a workover for a connection leak. A standard rotary style PDC bit with a shallow cone profile was used...

Comparisons of Conventional Wireline Resistivity Versus Logging-While-Drilling/Measurement-While-Drilling Logs in the Offshore Northwest Java Sea of Indonesia

P. Saputra, B. Sukamto, T. D. Lawrence, J. G. Kaldi

Indonesian Petroleum Association

... an hour after the drill bit cuts the rock formation. The results are comparable with openhole wireline logs, and in some instances superior...

Perth Plans For Peak Oil Future: Fewer Cars, More Gas?

PESA Staff

Petroleum Exploration Society of Australia (PESA)

... to alternative fuels, inc luding hydrogen buses and in creasing numbers of biofue l powered buses. Other planning initiatives have inc lu ded higher density li...

Completion Optimization in Barnett Shale Using Drilling Data for a Geologically and Geomechanically Constrained 3D Frac Simulator and Fast Reservoir Simulation; #42306 (2018)

R. Dirksen, S. Poludasu, D. Fairchild, S. Rehman, A. Ouenes

Search and Discovery.com

... of surface drilling data (e.g., torque (T), rate of penetration (ROP), weight on bit (WOB), etc.) provide the unique opportunity to address both...

What I Wish My Geologist Knew About Drilling: Geosteering From a Drilling Engineer's Perspective

Samuel F. Noynaert

Unconventional Resources Technology Conference (URTEC)

... 5 the geosteering operation by maintaining the given “odd” parameter as needed, thus making it easier to keep the bit in zone. What Exactly Do...

Structural Geology: Fractures

Mike Shepherd

AAPG Special Volumes

... include the fracture density, the population of open versus healed fractures, the fracture orientation, the fracture width, and any degree of diagenetic...

From Mud to Shale: the Role of Microquartz Cementation; #50206 (2009)

Jens Jahren, Brit Thyberg, Øyvind Marcussen, Turid Winje, Knut Bjørlykke, and Jan Inge Faleide

Search and Discovery.com

... transformation is well known in sedimentary basins and is identified by changes in physical rock properties observed in well log velocity and density...

Horizontal Drilling Applications in California

W. A. Goldman, K. M. Nero

Pacific Section of AAPG

...). Figure 1. Short Radius Motor Configuration Either tri-cone or polycrystalline diamond compact (PDC) bits may be used in the build curve with bit...

Pseudo-Stratification in Core Recoveries: GEOLOGICAL NOTES

M. N. Bramlette

AAPG Bulletin

... peculiar effect produced on soft clastic rocks in drilling, is commonly observed in bit samples. Bit samples from these same mottled clays or from any...

Abstract: DREAM™ - Drilling and Real Time Migration: A New Method for the Geophysical Monitoring of Wells

Luca Bertelli, Luca Savini, and Luca Aleotti

Houston Geological Society Bulletin

... it possible to answer two basic questions: Where is the bit in relation to the seismic section? Is the geological prognosis coherent with the while...

Gideon Oil Well No. 3, Luling Field, Caldwell County, Texas: GEOLOGICAL NOTES

E. W. Brucks

AAPG Bulletin

... of "pay"; but if the deviation were down the dip or southeastward, the bit would have encountered the top of the Edwards at the edge-water level...

Abstract: Prediction of Unayzah Reservoir Quality Ahead-of-the-Bit, by Dave L. Cantrell, Cedric M. Griffiths, Stephen G. Franks, and Mohammad R. Al-Khadhrawi; #90105 (2010)

Search and Discovery.com

Well Placement Matters: Improving Survey Accuracy by Using Continuous Directional Data and Drilling Parameter Settings

Search and Discovery.com

Beating the Bit – Using 2-D Structural Cross Sections to Drive Rapid Development of Highly Deformed Monterey in the Elk Hills Field, California

Search and Discovery.com

An Efficient Workflow for Geological Characterization in Unconventional Reservoirs From a New Through-the-Bit Logging Electrical Micro-Imaging Tool

Search and Discovery.com

Comprehensive pressure core analysis for hydrate-bearing sediments from Gulf of Mexico Green Canyon Block 955, including assessments of geomechanical viscous behavior and nuclear magnetic resonance permeability

Jun Yoneda, Yusuke Jin, Michihiro Muraoka, Motoi Oshima, Kiyofumi Suzuki, William F. Waite, and Peter B. Flemings

AAPG Bulletin

... from Austin, Texas to Sapporo, Japan. Index property measurements (grain size, grain density, hydration number, gas composition, thermal conductivity...

A Comprehensive Deterministic Petrophysical Analysis Procedure for Reservoir Characterization: Conventional and Unconventional Reservoirs, #41413 (2014).

Michael Holmes, Antony Holmes, Dominic Holmes

Search and Discovery.com

... petrophysical model ■ ■ ■ ■ Four porosity components model TOC calculations Standard vs. shale only density/neutron comparisons Free and adsorbed...

Reservoir Knowledge and Drilling - Benefits Comparison for Underbalanced and Managed Pressure Drilling Operations

Doug Finley, Sara Shayegi, Joe Ansah, Isabel Gil, Randy Lovorn

Indonesian Petroleum Association

... considering both the drilling costs as well as any savings in terms of time addressing drilling problems, side tracking, mud losses, number of bit...

Fracture responses of conventional logs in tight-oil sandstones: A case study of the Upper Triassic Yanchang Formation in southwest Ordos Basin, China

Wenya Lyu, Lianbo Zeng, Zhongqun Liu, Guoping Liu, and Kewei Zu

AAPG Bulletin

... neutron log, density log, dual induction logs, and laterolog 8 present fracture responses to some extent. However, it is difficult to make...

Integrated reservoir characterization of low resistivity thin beds using three-dimensional modeling for natural gas exploration

Lim Yen Jun, Lo Shyh Zung

Geological Society of Malaysia (GSM)

... but not limited to: gamma ray, spectral gamma ray, corrected gamma ray. Caliper, bit size, spontaneous potential, compressional sonic, enhanced resolution...

Can LWD Solve the Geological Challenges in a Complex Mature Field? A Colombia Story

Javier Tovar, Helman Duque, Henry Gonzalez, David Richards, Juan Carlos Ulloa, Didier Pinzon, Oscar Zuleta, Nestor Cuevas, Monica Bacca, Luisa Casado, Javier Rusinque, Egor Kovarskiy, Chandramani Shrivastava, Liliana Martinez, Juan Miguel Penaranda

Unconventional Resources Technology Conference (URTEC)

... pipe risk. BHAs typically used for wiper trips normally have no drive system (motor or rotary steerable), and the bit is selected to perform this reaming...

Sources of Data

Mike Shepherd

AAPG Special Volumes

... of penetration of the drill bit. This is an indication of lithology; sandstone is normally drilled faster than shale for instance. Any drilling...