Abstract: Using a West Africa Depositional Sequence Framework to Uncover Pre- & Post-Salt Prospectivity in the Underexplored Deepwater Congo and Namibe Basins; #90310 (2017)

Matthew Tyrrell

Search and Discovery.com

..., exploration of the conjugate salt basins of West Africa and Brazil has followed play-trends, driven by technological advances and success at the drill bit. Pre...

Abstract: Saudi Aramco Mobile Geological Laboratory (MGL), Near Real-time Chronostratigraphic Resolution While Drilling Critical Exploration Zones; #90319 (2018)

Hani I. Boukhamsin, Ahmed Shawareb, Marco Vecoli, Pierre Breuer, Christian Cesari, Nigel Hooker, Kaya Ertug

Search and Discovery.com

... drilling depths (TDs), and ahead of bit prediction of casing points to avoid hazardous high pressure zones. The deployed MGL, can also be considered...

Abstract: Data Mining Application in Drilling Engineering through Real Rig Data Analysis; #91204 (2023)

Sarah Alaskar

Search and Discovery.com

... of drill string vibrations, rate of penetration (ROP), weight on bit (WOB) among others are analyzed to determine the ideal bottom hole assembly (BHA...

Abstract: Fracture Detection and Imaging Using Three-Component Borehole Seismic Data; #91204 (2023)

Ali Aldawood, Ali Alzayer, Ahmed Alawami, Abdulmohsen Alali

Search and Discovery.com

... fractures were drilled. Some fractures were predicted prior to drilling and drilling parameters such as mud weight and weight-on-bit were modified...

Abstract: Utilizing High Resolution LWD Images to Improve the Well Productivity by Maximizing Reservoir Contact and Optimizing Completion Design in Carbonate Reservoirs; #91204 (2023)

Hesham Elmasry, Ahmed Fateh, Husain Alnajrani, Ahmed Taher

Search and Discovery.com

..., Observations, Conclusions This innovative workflow was implemented for achieving optimum reservoir contact by using the real-time image and at-bit resistivity...

Abstract: Walk-around VSP Anisotropic Analysis and Azimuthal Inversion for Fracture Characterization Magwa Marrat Carbonate Reservoir-Kuwait; #91204 (2023)

Karam Hafez

Search and Discovery.com

... in the Sabhka regions. This caused quite a bit of variability in the waveform from shot to shot. This can be seen in the hodograms around the SE...

Abstract: The Evolution of Dual Extended Laterals to Optimize Production and Economics in Heterogeneous Carbonate Reservoirs of Oman; #91209 (2025)

Muhja Al Adawi, Gabriel Poduska, Saliha Al Hinai, Hajer Al Musalhi, Shihab Al Rudaini

Search and Discovery.com

... anticollision risk. Another significant challenge in long laterals is string stickslip, where the rotary steerable system and bit rotation are erratic...

Abstract: Deep Insights Using Wells Around Formation Issues [WAFI]: A Machine Learning Approach to Identifying Field Issues from Daily Drilling Reports; #91209 (2025)

Ahmad A. Al-Taha, Tariq Al Sulaimani, Al Salt Al Bahri

Search and Discovery.com

...: Tight spots, Over Pulls, Reaming and Back Reaming, Vibrations, Stick & Slip, Bit Balling, Fish, Lost Circulation, Fluid Influx, Stuck Pipe & Drill...

Abstract: New Approaches to Detect and Consistently Manage Subscale Geological Features in Reservoir Modeling; #91213 (2025)

Guillaume Caumon, Julien Herrero, Capucine Legentil, Guisi Ruggiero, Ayoub Belhachmi, Paul Cupillard

Search and Discovery.com

... logging while drilling measurements and reservoir model during geosteering. This approach efficiently updates the drill bit position in depositional...

The Independents … Case Histories in Success; #110017 (2005)

Bill Barrett

Search and Discovery.com

... of existing oil opportunities • Drive growth primarily though the drill-bit • Selectively pursue attractive reserve and leasehold acquisitions • Focus...

New Drilling Technologies and Their Implications on the Quality of Well Data for Geological and Geochemical Interpretation. Problems and Solutions

Search and Discovery.com

Lithofacies and Reservoir Assessment for the Thirteen Finger Limestone, Hugoton Embayment, Kansas, #50513 (2011)

M.E. Bagley, J. Puckette, D. Boardman, W.L. Watney

Search and Discovery.com

... characteristics and bit cuttings as a package of thin interbedded carbonates and radioactive shales that is in sharp contact with the underlying Morrowan shale...

The Pliocene Paleo-Volga Delta: Sedimentary Response of a Large Lacustrine Delta to Cyclic Climate Changes, by D. Nummeda1, Elmira Aliyeva, Dadash Huseinov, Julio Friedmann; #90034 (2004)

Search and Discovery.com

Acquisition and Interpretation of Horizontal Well Logs

Kyel Hodenfield, Bill Scanlan

Pacific Section of AAPG

... bore measurements while invasion is still minimal and its effect on the measurement is small. These real time evaluations of the drillstring, bit status...

An Experiment with a Drop Auger

Charles H. Row

AAPG Bulletin

... by mounting the beam on the axle 2 feet from the top of the 4×4-inch upright (Fig. 3). As work progressed the necessity arose for a bit that would cut...

Paleozoic Paleontology of the Delaware and Val Verde Basins

Harold L. Williams

West Texas Geological Society

... by the drill bit, since only fragments occur in cuttings. However, the few recovered from cores provide the major part of the fossil record of the pre...

Improving Bunyu Field Drilling Performance with Comprehensive Wellbore Stability Maintenance Strategy and Optimized Drilling Practices

Ridwan Durachman, Hendrazid Hendrazid, Erwin Sepbriansyah, Ramadhana Aristya, Andang Kustamsi

Indonesian Petroleum Association

... prior to PT/FA + Better hole cleaning: @12-1/4" TFA Bit 1.272 sqin + Run 9-5/8" Csg Run 7" Liner @8-1/2" TFA Bit 1.243 sqin BP2-13 1645,5 19 WBS...

Procedure for Shipboard Measurement of pH and Eh in Sediment Cores Within Plastic Liners: NOTES

Gerald M. Friedman , Naresh Kumar

Journal of Sedimentary Research (SEPM)

... the hazards of electrical shocks. After the tip of the drill bit has penetrated the wall of the plastic liner, further rotation becomes difficult because...

Mudlogging: Drill Cuttings Analysis: Part 3. Wellsite Methods

Alun Whittaker, Diana Morton-Thompson

AAPG Special Volumes

... Reference Manual Cuttings are the small pieces of rock that are chipped away by the bit while a well is being drilled. The rock fragments are transported...

Double Calcium Carbonate Determination and the Calcilog, by Charles Berger: GEOLOGICAL NOTES

J. A. Muckleroy , A. F. Frederickson

AAPG Bulletin

... sample is divided into two parts. The first part consists of particulate cuttings, along with that part of the formation ground by the bit into a fine...

New Tools and Approaches in Reservoir-Quality Prediction; #120042 (2012)

Dave L. Cantrell and Cedric M. Griffiths

Search and Discovery.com

... the prediction of reservoir quality ahead of the bit, and ideally pre-drill, would provide enormous benefits for both exploration and development...

Re-Evaluation of Bottom-Hole Temperature Corrections - New Insights from Two Wells in West Central Utah, #51530 (2018).

Rick Allis and Mark Gwynn,

Search and Discovery.com

... from several exploration wells around RHS drilled in the late 1970s (also in granite and with 8.75” drill bit) This slope may be a characteristic...

Horizontal Drainhole Drilling Techniques Used in Rocky Mountain Coal Seams

Terry L. Logan

Rocky Mountain Association of Geologists

... to 15 degrees, due to the clockwise rotation of the bit. Therefore, the whipstock is offset to the left of target to allow for the curve drift while...

The Red River "B" Zone at Cedar Hills Field, Bowman County, North Dakota

WARD A. WHITEMAN, MICHAEL R. BOX, DANA L. CRANEY

Williston Basin Symposium

... and is bounded by an anhydrite above and the "hard streak" below both of which help to keep the bit in this zone (target zone). The Upper "B" has...

Drilling Problems Associated With the Jurassic Section in the Hingeline Area of Central Utah

Bruce C. Bertram

Rocky Mountain Association of Geologists

... above the salt) and the bit was stuck at 6,324 feet for three days. From that point on it was frequently necessary to ream tight sections, not only...