Abstract: Influence Factors of Measured Signal Intensity and the Response Characteristics of the Toroidal Coil Excitation LWD Laterolog Instrument; #130000 (2018)

Mingyu Li, Shizhen Ke, Zhengming Kang, Xin Li, Weining Ni

Search and Discovery.com

...,and the longer the source spacing of the instrument and the bit sub,the weaker the measured signal intensity.Based on the simulation results,the simulation...

Abstract: The Importance of Microfossils in Hydrocarbon Exploration; #90312 (2017)

Ashleigh Costelloeб Stefon Harrypersad

Search and Discovery.com

... the drill bit destroying the fossil. Multidisciplinary studies use a combination of microfossils to overcome poor recovery between marine and nonmarine...

Abstract: Jafurah Basin 2016 Pad Drilling, Horizontal Pilot, Well Duration Transformation; #90319 (2018)

Ibrahem Kubaisy, Bader Almulhim, Domingo Ramos, Omar Al-Faraj, Keith A. Turnage

Search and Discovery.com

... the mud program and bit selection, eliminating unnecessary trips, refuting rate of penetration limiting practices, enhancing bottom-hole assembly design...

Abstract: Multi-Scale Numerical-Experimental Approach for Cost Effective Deep Hard Rock Drilling; #90319 (2018)

Afaf Saai, Pascal-Alexandre Kane

Search and Discovery.com

... and drill bit wear/failure are challenges frequently associated with hard rock drilling. The research activities presented here are defined as part...

Abstract: Maximum Flooding Surfaces, a New Application for Correlation and Mapping in the Pacific Coast Miocene; #91203 (2022)

Walter W. Wornardt Jr.

Search and Discovery.com

... between wells, predict the age of sediments ahead of the drill bit, the amount of time missing, and identify repeated sections...

Abstract: Application of K-means Algorithm to Werner De-Convolution Solutions for Depth and Image Estimation; #91204 (2023)

Daniel Eshimiakhe, Kola Lawal

Search and Discovery.com

... noise was added to the synthetic data, to make the solutions a bit more complex. Werner's de-convolution technique was applied to the synthetic model...

Abstract: Evaluation of Hybrid Prediction Models for Accurate Rate of Penetration (ROP) Prediction in Drilling Operations; #91206 (2023)

Abdelhakim Khouissat, Youcefi Mohamed Riad, Ghoulem Ifrene

Search and Discovery.com

... collected from surface sensors, including drilling parameters such as weight on bit (WOB), revolutions per minute (RPM), flow rate, ROP, and drilling...

Vernon Field – Waking a Sleeping Giant in North Louisiana, by Steve Blanke and Sean Kelly; #90052 (2006)

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Drilling Process Creates Data Issues Requiring Innovative Data-Gathering and Interpretation Techniques; #40741 (2011)

Robert W. Pope, Charles H. Smith, and Sandeep Ramakrishna

Search and Discovery.com

... with a configuration similar to that exhibited in Figure 3. This assembly has a stationary reference stabilizer with hardware between the stabilizer and bit...

Integration of Multiple Techniques to Define A Complex Salt Body in The Flex Trend of The Gulf of Mexico

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Seismic Classification

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Geophysical Corner Articles from September 1996 — present, Compiled by Randy Ray

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Why Geologists Should Know about Mud in Rotary Drilling: Reliability of the Information Furnished by Cuttings, Cores, Mud Analysis, and Electrical Logs is Dependent upon the Properties of the Mud.

Dr. George R. Gray

Oklahoma City Geological Society

... is the vehicle that brings to the surface information about the strata penetrated by the bit. Many holes are dry but the geologist can gain information from...

New Methods of Mining and Refining Gilsonite

George R. Kilborn

Utah Geological Association

...” is, therefore, increased to a diameter of two feet by “uphole reaming” with a conventional drilling bit. The bit is installed on the drill stem...

Why Geologists Should Know About Mud Used in Rotary Drilling

George R. Gray

Tulsa Geological Society

... drilled wells mud is the vehicle that brings to the surface information about the strata penetrated by the bit. Many holes are dry but the geologist can...

On-site XRF Analysis of Drill Cuttings in the Williston Basin

Nicholas Lentz, Russell Carr, Lance Yarbrough, Kathleen Neset, Brian Lucero, Tim Kirst

Unconventional Resources Technology Conference (URTEC)

... a more detailed cuttings analysis as well as an additional dataset that can be used to assist in geosteering of the drill bit. The focus is to provide...

Paleozoic Formations Near Cody, Park County, Wyoming

T. F. Stipp

AAPG Bulletin

..., penetrated a Paleozoic section, totaling approximately 3,000 feet in thickness. Examination of the well cores and bit cuttings showed the surface...

Suppression of coherent and random noise using adaptive thresholding method in seismic-while-drilling

Yue Ma, Yujin Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

... geophones and top-drive vibration sensors using continuous real-time recording. Signals generated from a weak drill-bit source are recorded passively...

Horizontal Recompletion With Short Radius Technique in Handil Field (Total Mahakam Contract Area) East Kalimantan — Indonesia

Taufik A. Syamlan, John S. Bannerman, Perret Du Cray, Remy Anfray, Jayant Jethnani

Indonesian Petroleum Association

... is used to drill the horizontal section. Angle build and angle hold motors are made up of the following components : Stabilized lower section, bit sub...

An Effective Method to Improve Borehole Tortuosity and Tripping Out Speed in Interbedded Lithology Using Dual Cutting Eccentric Reamer in Swamp Drilling Operation

Bintang Kusuma Yuda, Aditia Hermawan, Rangga Saputra, Angga Dwikara, Triadi Herwasto Aribowo

Indonesian Petroleum Association

..., combined with good proper bit design and BHA configuration, the stick-slip issue could be minimized while ROP could be increased up to 9% compared...

Applying Advanced Drilling Technology to Improve Productivity

George H. Medley Jr.

Rocky Mountain Association of Geologists

... the elements described at that time, except automatic directional control of the bit from a remote location. But elements currently exist to allow...

Cloud-Based ROP Prediction and Optimization in Real-Time Using Supervised Machine Learning

Kriti Singh, Sai Sharan Yalamarty, Mohammadreza Kamyab, Curtis Cheatham

Unconventional Resources Technology Conference (URTEC)

... for formation changes and bit wear. A fully automated pipeline was developed that fetches WITSML data, qualifies it and then stores it in a structured...

A Methodology for Selecting Optimal Pipe Rocking Regimes during Slide Drilling

Ian Rostagno, Michael Yi, Pradeepkumar Ashok, Eric van Oort, Ben Potash, Chris Mullin

Unconventional Resources Technology Conference (URTEC)

... to the bit and reduced rate of penetration. In addition, non-optimum pipe rocking can lead to accidental connection backoffs and poor toolface control...

Induced Fractures in Core: Chapter 3

B. R. Kulander, S. L. Dean, B. J. Ward Jr.

AAPG Special Volumes

.... Such fractures can be grouped into three distinct categories. Drilling-induced fractures propagate in the rock ahead of the bit during drilling...

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

Hussain Al-Najrani, Ahmed Fateh, Hesham Elmasry, Ahmed Taher

Search and Discovery.com

... contact by using the real-time image and at-bit resistivity. This enabled the geosteering engineer to make changes quickly to keep the well trajectory...