Laboratory Determination of the Continuous Stress-Dependent Permeability of Unconventional Oil Reservoir Rocks

Daisuke Katsuki, Marte Gutierrez, Azra N. Tutuncu

Unconventional Resources Technology Conference (URTEC)

.... In addition, lithification in shale matrix affects the pore structure. The intact shale permeability should be function mainly of effective stress, porosity...

An Advanced Nanopermeameter: Transformation from a Point-by-Point Method to the Direct Measurement of Permeability-Pressure Function

Hui-Hai Liu, Huangye Chen, Jilin Zhang, Gary Eppler

Unconventional Resources Technology Conference (URTEC)

... with the three transducers, side ports, and their connections and to ensure that there is no leakage from the side port connections and no communication between...

Post-Fracture Pressure Decay: A Novel (and Free) Stage-Level Assessment Method

Michael Sullivan, Behnam Zanganeh, Austin Springer, Christopher Clarkson

Unconventional Resources Technology Conference (URTEC)

... be checked to verify that the data connection is still intact. The first two options will result in data acquisition at little or no cost. A third option...

Enhancing Well Performance and Operator Profit by Optimizing Well Completion Design - A Delaware Basin Case Study

Yanli Pei, Hongjie Xiong

Unconventional Resources Technology Conference (URTEC)

... to define the leakage term between the matrix block and fracture conduits. The correlation between EZ Sigma value and cluster spacing is assumed in Figure 10...

A Machine-Learning-Based Workflow for Drilling Risk Prediction of Wellbore Instability and Trajectory Optimization in Ultra-Deep Formation

Hanqing Wang, Ruxin Zhang, Ziyan Deng, Jin Meng, Han Wang, Yujie Zhou, Fan Yang, Ji Chang, Yitian Xiao, Huiwen Pang

Unconventional Resources Technology Conference (URTEC)

... strength of the rock is usually zero, it is unreasonable to use the fracture pressure as the upper limit of the mud density. Therefore, the leakage pressure...

Compaction and Micromechanics of a Mudstone Reservoir

Evan M. C. Kias, Jose Hasbani, John Degenhardt, Roberto Suarez-Rivera

Unconventional Resources Technology Conference (URTEC)

... closer inspection, and elongate micaceous grains (I), susceptible to large bending moments by impinging grains, are left intact (Figure 15i). Moreover...

6 Practical Aspects of Earth Temperatures

P. E. Gretener

AAPG Special Volumes

... be in for an expensive overhaul, or worse leakage or even a blowout may occur. Both have devastating effects in the delicate arctic environment...

Analysis of fault damage zones using three-dimensional seismic coherence in the Anadarko Basin, Oklahoma

Zonghu Liao, Hui Liu, Brett M. Carpenter, Kurt J. Marfurt, and Ze’ev Reches

AAPG Bulletin

... the protolith and are generally confined to a zone on the scale of a kilometer between the fault core and intact protolith (Sibson, 2003; Busetti et al...

CSPG/CSEG/CWLS GeoConvention 2009, May 4-8, 2009 Roundup Centre, Stampede Park & ERCB Core Research Centre, Calgary, Alberta, Canada; - Abstracts, #90171 (2013).

Search and Discovery.com

CSPG/CSEG/CWLS GeoConvention 2009, May 4-8, 2009 Roundup Centre, Stampede Park & ERCB Core Research Centre, Calgary, Alberta, Canada; - Abstracts, #90171 (2013).

Search and Discovery.com

Upper Permian Carbonate Buildups and Associated Lithofacies, Western Hubei-Eastern Sichuan Provinces, China (1)

LIU HUAIBO , J. KEITH RIGBY , LI GUISEN , XIA KEDONG , and LIU LINGSHAN

AAPG Bulletin

... meters across. The upper part of the reef-front slope is dominated by bioclastic and intact-skeletal wackestones and bafflestones that grade...

Evaluation of Cyclic Solvent Injection (Huff-n-Puff) in Artificially-Fractured Shale Core Samples: Experiments & Modeling

C. Song, C.R. Clarkson, H. Hamdi, A. Ghanizadeh

Unconventional Resources Technology Conference (URTEC)

... and 2) require long test times when performed on intact core plug samples. The primary objectives of this proof-of-concept study are to 1) design...

Modeling the Effect of a Natural Fracture Network and its Properties on Multi-Stage Stimulation

Branko Damjanac, Maurilio Torres, Christine Detournay

Unconventional Resources Technology Conference (URTEC)

... at the end of the four zipper stages stimulation are a combination of pre-existing fracture segments as well as new fractures generated in the intact...

Insights on fracture and karst cavern origin and diagenesis from core observations at Tengiz and Korolev fields, Kazakhstan

Ted Playton, Evan Earnest, Fermín Fernández-Ibáñez, Assem Bibolova, Dana Tolessin, Ilyas Tussupbayev, and Bagdat Toleubay

AAPG Bulletin

... became restricted and plugged with a thick evaporite succession in the middle Permian (Kungurian), which later served as the regional top seal...

Ekofisk Field--Norway Central Graben, North Sea

Charles T. Feazel, Ian A. Knight, Lawrence J. Pekot

AAPG Special Volumes

... to the Maureen Formation forms an imperfect seal above the chalk reservoirs (Figure 5). This unit grades upward into a sequence of overpressured claystones...

Locating massive syneresis fractures in shale: An experimental study

X. Wang, L. Pan, L. Li, H. C. Lau, M. Zhang, H. Wang, and N. Cai

AAPG Bulletin

... seal. This water seal effectively prevented the intrusion of air and maintained the desired subaqueous conditions throughout the duration...

A Cambrian meraspid cluster: evidence of trilobite egg deposition in a nest site

David R. Schwimmer, William M. Montante

PALAIOS

... (Speyer and Brett 1985): molt clusters, which are shed exuviae, and body clusters, which are associated intact or associated organisms. Molt clusters...

The Three Elements of Structural Geology, #41849 (2017).

Terry Engelder

Search and Discovery.com

... the intact rock between the pores has to take larger loads to sustain an overall applied stress. This important effect also has a direct bearing...

Natural fracture characterization in tight gas sandstones: Integrating mechanics and diagenesis

Jon E. Olson, Stephen E. Laubach, Robert H. Lander

AAPG Bulletin

... that it is possible to sustain opening-mode fracture growth with sublithostatic pore pressure without associated or preemptive shear failure. Crack-seal textures...

A Geomechanical Study of Refracturing Based on Microseismic Observations - Case Study of Haynesville and Eagle Ford Wells

Alireza Agharazi, Sudhendu Kashikar

Unconventional Resources Technology Conference (URTEC)

... rates at the heel. If the added diverters fail to seal off the perforations at the heel area, this condition persists throughout the treatment and causes...

Overpressure generation and evolution in a compressional tectonic setting, the southern margin of Junggar Basin, northwestern China

Xiaorong Luo, Zhaoming Wang, Liqiang Zhang, Wan Yang, Loujun Liu

AAPG Bulletin

...) in the southern margin of the Junggar Basin. The large excess pressure indicates intact sealing of the upper Anjihai mudrocks, whereas the small...

Frequency, distribution, and mechanisms of evaporite karst drilling hazards in the western Delaware Basin: Learnings from historical high-density exploration in Culberson County, Texas

Andrew Roark

AAPG Bulletin

... to west for the same reasons as the Castile halite beds. Due to dissolution, intact Salado outcrops do not exist, though some patchy insoluble residue...

Insights Into Marls From Optical and Back-Scattered Electron Petrography: An Example From the Outer Carpathians (Poland)

Katarzyna Górniak

Journal of Sedimentary Research (SEPM)

..., and Macquaker, J.H.S., 2011, Mudstone diversity: origin and implications for source, seal, and reservoir properties in petroleum systems: American...

Changing Ideologies in Wyoming Coal Petrography

Jane C. Shearer

Wyoming Geological Association

... samples. Block samples collected are typically 5 cm by 3 cm by 3 cm (2 by 1.2 by 1.2 in). A block of intact coal of approximately these dimensions...

Organic matter network in post-mature Marcellus Shale: Effects on petrophysical properties

Claudio Delle Piane, Julien Bourdet, Matthew Josh, M. Ben Clennell, William D. A. Rickard, Martin Saunders, Neil Sherwood, Zhongsheng Li, David N. Dewhurst, and Mark D. Raven

AAPG Bulletin

...: Origin and implications for source, seal, and reservoir properties in petroleum systems: AAPG Bulletin, v. 95, no. 12, p. 2031–2059. Barker, C. E., and M...