How Sealed Is a Seal? - High Resolution Seal Integrity Evaluation Using 3D Seismic Data

Gary Yu

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

..., effective stress, mud weights and overburden pressure, with 3D visualization and interpretation -- will tie together prospect evaluation and drilling risk...

Drilling in a High Temperature and Overpressured Area Sunda Straits, Indonesia

Alfred K. Noujaim

Indonesian Petroleum Association

... ash section. Shale samples from B-1-SX were send to mud laboratories for analysis. Observed bulk densities of the shale were found to be as low as 1.7...

Abstract: Occurrence and Preservation of Overpressure in Paleozoic and Older Reservoirs, by Johannes Wendebourg, François Lorant, and Eric Mure; #90175 (2013)

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Quantitative Formation Evaluation of Hith-Gotnia Evaporites by Integrating Logging-While-Drilling and Cased Hole Wireline Measurements

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Impact of Tectonic Stress Variations on Field Development Planning in the Temana and Bayan Fields, Sarawak Basin (Paper 3)

Stuart Smith, Isra Yendhi Ismail, Andrew Brehm, David Castillo

Geological Society of Malaysia (GSM)

... of these studies, the drilling operations were optimized by identifying mud weights needed to minimize wellbore instabilities, determining casing points...

Fault-seal analysis South Marsh Island 36 field, Gulf of Mexico

Russell K. Davies, Linji An, Paul Jones, Anne Mathis, Carol Cornette

AAPG Bulletin

... along the fault plane between the sand intervals range between 40 and 80%. Mud weights and limited reservoir pressure data show that the deep section...

Enhanced Temperature Gradient in the Deep Tuscaloosa Trend--Is It Really There?

Philip H. Nelson

GCAGS Transactions

... of high mud weights. However, application of the commonly used AAPG depth correction for BHT data greatly diminishes the temperature "dogleg". Examination...

Geopressure Compartmentalization in Salt Basins: Their Assessment for Hydrocarbon Entrapments in the Gulf of Mexico

Selim S. Shaker

GCAGS Transactions

... is hydrostatically pressured. The mud weights used in drilling this well were higher than the pore pressure of the sandstones which resulted in several drilling...

Overpressures in the Anadarko basin, southwestern Oklahoma: Static or dynamic?

Youngmin Lee, David Deming

AAPG Bulletin

... pressure to 1 for lithostatic pressure. We estimated fluid pressures in the Anadarko basin from two types of data: drilling mud weights and wellhead shut...

The Effect of Pressure Depletion on Geomechanical Stress and Fracture Behavior in Gunung Kembang Field

Dwi Hudya F., Sandra Natalia, David Castillo

Indonesian Petroleum Association

... in a depleted case would require a mud pressure that is 15.9 ppg (8.4 ppg above the depleted reservoir pressure). Mud weights or high ECD’s of 15.9 ppg...

Reservoir Geomechanics Applied to Drilling and Completion Programmes in Hostile and Complex Environments: North West Shelf, Timor Sea, North Sea and Colombia

David A. Castillo, D. Moos

Indonesian Petroleum Association

... from wellbore failures seen in the UBI image data in combination with known mud weights, SHmax orientation, Sv magnitude, pore pressure...

A New Approach to Pore Pressure Predictions: Generation, Expulsion, and Retention Trio—Case Histories from the Gulf of Mexico

Selim Simon Shaker

GCAGS Transactions

...) showed several examples of these pressure ramps in the Gulf of Mexico Coast area. The thorough examination and analysis of the Gulf of Mexico data from...

Challenges in Pore Pressure Prediction for Unconventional Petroleum Systems, #42018 (2017).

Changrui Gong, Lucia Rodriguez

Search and Discovery.com

... in unconventional plays are generally inferred from mud weights and drilling events, instantaneous shut-in pressure (ISIP) during the pad stage...

Bartlett Flat (Oil), T. 25 S., R. 19 E., SLPM, Grand County, Utah

Kenneth T. Smith

Four Corners Geological Society

... gallon mud weights most likely required to contain the Cane Creek pressures. Drill an 8 ″ hole through the salt section to total depth, preferably...

Geomechanical Modeling and Wellbore Stability Analysis Approach to Plan Deep Horizontal Wells Across Problematic Formations

Ahmed K. Abbas, Ralph Flori, Mortadha Alsaba

Unconventional Resources Technology Conference (URTEC)

... (fracture initiation) mud weights with wellbore inclination and azimuth at a given depth. The results of such an analysis allow the drilling engineer...

Geological Controls and Variability in Pore Pressure in the Deep-Water Gulf of Mexico, by Michael A. Smith #10029

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Benefits of HT-Hostile Environments on Wellbore Stability: A Case Study From Geothermal Fields in Central Australia

Fermín Fernández-Ibáñez, David Castillo, Doone Wyborn, Dean Hindle

Indonesian Petroleum Association

... and formation will temporally reduced the collapse pressure in the wellbore allowing the use of lower mud weights to drill the well. This will be possible...

Drilling Safely at Well Design Limits - A Critical Well Design Case History

J. B. Muchtar, R. Quitzau

Indonesian Petroleum Association

... or a continued pressure increase in the absence of a thick gas filled section. If the regression were encountered mud weights could be reduced...

Relationship of Mineral Composition of Shales to Density

R. W. Rochon

GCAGS Transactions

..., based on mud weights of 1580 lbs. for a .05 grs/cc change in density of the shale. The paper "A Method of Estimating Formation Pressure from Gulf Coast...

Wellbore Stability: Special Considerations for the Marcellus Shale, #80533 (2016).

Julie Kowan, See Hong Ong

Search and Discovery.com

... Failed material enters wellbore When mud invasion occurs, mud weights that are too high can lead to borehole collapse and seepage losses. • If mud...

Lost Circulation and Control in Reefal Limestone Depositions

Rusjdi Iljas

Indonesian Petroleum Association

... with water or water base mud to form a gunk plug. This plug is pumped down the hole until a build-up pressure is obtained. Some of the more obvious...

Mitigating Operational Risks with Geomechanical Modelling: A Geothermal Case Study; #80709 (2019)

Giovanni Sosio, Andreia Mandiuc, Annalisa Campana, Charidimos Spyrou, Clement Baujard, Albert Genter

Search and Discovery.com

... (injection well) Computed critical mud weights compared with actual mud weight Geomechanics for risk mitigation Wellbore stability – Validation (injection...

Dirty vs. Clean Salt: Their Impact on the Subsalt Wilcox Deepwater Exploration Plays

Selim Shaker

GCAGS Transactions

... pressure below the salt. From a geopressure standpoint, the analysis of the pore pressure indicator (mud weight) and fracture pressure measurements (leak off...

Using Simple Loading Models to Predicted Crestal Pore Pressures in Miocene Carbonate Exploration Targets, Luconia, Sarawak

Jakob Heller, Don Basuki, Matthew Choo, Stephen O ‘Connor, Richard Swarbrick

Indonesian Petroleum Association

... will demonstrate how a simple loading model combined with an assessment of pressure at the crest of an inclined, pinnacle reef structure based on analysis...

Comprehensive Probabilistic Pressure Prediction for Water Management in the Permian Basin

Mike McGarvey, Dylan Vennes, Chung-Kan Huang, Nuny Rincones, Hui Zhou, Qin Lu, Michael Burkard, Ana-Paula Maynard, Luis Baez

Unconventional Resources Technology Conference (URTEC)

... data and mud weight inferred pressure from well kick events in the disposal zone. An ensemble of models generates probabilistic pressure maps through...