An Inexpensive Magnetic Separator of Fine-Grained Magnetic and Paramagnetic Particles: METHOD PAPER

John A. Burger , G. Thomas Tisue

Journal of Sedimentary Research (SEPM)

... the diameter of the magnets. Leave two inches extra length at each end for a sump and a spreading bar. Be certain the bottom edges of the frame are in one...

Method for Silt and Sand Fabric Analysis in Deep-Sea Cores: METHOD PAPER

Dorrik A. V. Stow

Journal of Sedimentary Research (SEPM)

..., at magnifications usually between 200 and 1000. The axes of long grains (length to width ratio greater than 2:1) are traced onto a transparent overlay...

Land Description and Maps: Part 1. Land and Leasing

James C. Tinkler

AAPG Special Volumes

... holes, total depths drilled, operator's name, and occasionally, unit outlines and topographic information) 7. Names of roads 8. Names of streams 9...

Basic Open Hole Tools: Part 4. Wireline Methods

Mark W. Alberty

AAPG Special Volumes

... measures the long axis of an elliptical borehole. The measurement is unable to characterize accurately hole size changes less than the tool length...

The Properties of Bed Sediments in Pools and Riffles

Paul J. Hirsch , Athol D. Abrahams

Journal of Sedimentary Research (SEPM)

.... Survey Bull. 216, 208 p. FOLK, R. L., 1955, Student operator error in the determination of roundness, sphericity, and grain size: Jour. Sed. Petrology...

A Mechanical Field Permeameter for Making Rapid, Non-Destructive, Permeability Measurements: RESEARCH METHOD PAPER

M. A. Chandler , D. J. Goggin, L. W. Lake

Journal of Sedimentary Research (SEPM)

... core-plug holder, a confining pressure is applied to its sides, and fluid is forced across the length of the plug. The rate of flow and the pressure...

Developments in Texas and Oklahoma Panhandles in 1959

Herbert M. Gorrod

AAPG Bulletin

... be the advance guard of similar production throughout the length and breadth of the Hugoton field. The deeper-pay potential in the Hugoton field seems best...

Abstract: Regional Setting and General Characteristics of the Centennial Unconformity-related Uranium Deposit, Athabasca Basin, Saskatchewan; #90172 (2014)

Kyle Reid, Kevin Ansdell, Dan Jiricka, Gary Witt, Colin Card

Search and Discovery.com

... suggesting that to some degree early ductile processes were similar. The deposit forms a NNE-SSW trend over a length of at least 650 m and is found...

Abstract: Re-establishment of Gradient in Frequency-domain Elastic Waveform Inversion; #90174 (2014)

Ju-Won Oh, Dong-Joo Min, and Felix J. Herrmann

Search and Discovery.com

... is applied to update the model parameter vector and the gradient is computed using the adjoint operator (Pratt et al. 1998), the model parameter...

Abstract: A Nuclear Norm Minimization Algorithm with Application to Five Dimensional (5D) Seismic Data Recovery; #90187 (2014)

N. Kreimer, A. Stanton, and M. D. Sacchi

Search and Discovery.com

... is 4 minimize J = ∑ i=1 D(i) ∗ + λ T D − D obs 2 2 F, (2) where D obs are the observations, T is the sampling operator with the same size...

Abstracts: Revisiting Homomorphic Wavelet Estimation and Phase Unwrapping; #90173 (2015)

Roberto H. Herrera and Mirko van der Baan

Search and Discovery.com

.... The convolutional operator is denoted by  and η (t ) is the additive noise. In the frequency domain equation (1) can be expressed as: = W ( f ) R( f ) + Ν...

3D Field Modeling of Algerian Glacial Ordovician Reservoirs, by Lena Dauphin, Angelique Martin, and Guy Desaubliaux, #40260 (2007).

Search and Discovery.com

Process Simulator: A New Training Approach

C. Renard

Indonesian Petroleum Association

... levels of skills. The principal elements of a typical simulator include the operator control panel duplicating the plant instrumentation, the computer...

Blockchains - Achieving Consensus in Oil and Gas Business Processes

Scott Waller

Australian Petroleum Production & Exploration Association (APPEA) Journal

... operator An oil and gas company’s supply chain is one of the most critical components to optimise in order to improve efficiencies and reliability...

Supervisory Control and Data Acquisition System for Electrified Oil Fields

Taufiq A. Muin, Ridwan Chandra

Indonesian Petroleum Association

... and distribution operations. SCADA is a system that enables an operator to monitor and control equipment or production facilities at many remote...

Deep Water Drilling with the Sedco-445 Offshore Java

A. P. Anderson

Indonesian Petroleum Association

... below: A. Marine (i) Principle data Length overall 445 feet Beam 70 feet Depth 32 feet Normal operating draught 24 feet Maximum total...

Petroleum Analytics Learning Machine to Forecast Production in the Wet Gas Marcellus Shale

Roger N. Anderson, Boyi Xie, Leon Wu, Arthur A. Kressner, Joseph H. Frantz Jr., Matthew A. Ockree, Kenneth G. Brown

Unconventional Resources Technology Conference (URTEC)

... then used Area Under the Curve (AUC) of a Receiver Operator Characteristics (ROC) plot to predict that the Importance Weights would average 90% accuracy...

High-resolution petrophysical, geochemical, and geomechanical profiling of a 230-m continuous core from the Montney Formation, Canada

Daniela Becerra, Christopher R. Clarkson, and Amin Ghanizadeh

AAPG Bulletin

... of 230 m in length; 210 m of the Montney Formation, as well as 14 m of the overlying Doig Formation and 6 m of the underlying Belloy Formation, were...

A Coupled Three-Dimensional Hydraulic Fracture Propagation Model Considering Multiple Bedding Layers

Jizhou Tang, Kan Wu, Lihua Zuo, Christine Ehlig-Economides

Unconventional Resources Technology Conference (URTEC)

... flow part, governed by finite difference method (LeVeque, 2007), considers the flow along both the fracture length and height directions and is coupled...

Rapid Estimations of Dynamic Hydraulic Fracture Fronts from Cross-Well Low-Frequency Distributed Acoustic Sensing Strain-Rate Measurements

Smith Leggett, Erich Kerr, Ding Zhu, Dan Hill

Unconventional Resources Technology Conference (URTEC)

.... The major and minor axes of the ellipse, 2a and 2b, are referred to as fracture length and height in this work. xw and yw are the lateral and vertical...

Petroleum Developments in Africa in 1958

Hollis D. Hedberg , John D. Moody , Louis C. Sass

AAPG Bulletin

.... km.) on-shore for which SPAEF is operator and 1,949,000 acres (7,888 sq. km.) off-shore for which Mobil is operator. SPAEF will continue to operate...

A Compositional Gas Flow Model for Predicting Pressure and Heating Value Distribution in Complex Pipeline Network System

L. Mucharam, K. A. Sidarto, L. S. Riza, Mubassiran, S. Sophian

Indonesian Petroleum Association

... system. Gas operator companies have a responsibility to provide gas to the consumers with certain rate and pressure described in the sales contract...

Reservoir pressure monitoring via surface deformation inversion: integrating numerical modelling with evolutionary optimisation

Reza Abdollahi, Abbas Movassagh, Dane Kasperczyk, Manouchehr Haghighi

Australian Energy Producers Journal

...) where u represents the total displacement field, ∇ indicates the divergence operator, ∇2 corresponds to the Laplacian operator, F refers...

Using Quantitative Tracer Analysis to Calibrate Hydraulic Fracture and Reservoir Simulation Models: A Permian Basin Case Study

Magdalene Albrecht, Shannon Borchardt, Chase Murphree, Mark McClure, Janz Rondon

Unconventional Resources Technology Conference (URTEC)

.... Horizontal wells and their completion comprise a large portion of an operator’s capital spend. Thus, it is critical to optimize this spend. Fig. 1 depicts...

Extended Abstract: Novel Well Flow-Control Valve for Flexible Well Completion and Application in Commingled Production of Oil and Gas in West Africa

Joseph Bagal, Maximilien Hallaire, Paul Hazel

Africa Energy and Technology Conference, 2016

... pressure of 1,500 psi, with highly customizable flow ports. The need for such a solution was identified by an operator in West Africa. The well...