Large scale magnetic vector inversion using differential equations

John M. Weis, Lindsey J. Heagy

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the forward and inverse problems. As another approach, Haber et al. (2014) and Davis et al. (2013) apply partial differential equation based methods...

Salt Insertions in Sedimentary Sequences: Impacts on Temperature and Thermal Maturation with Depth

K. Zhao, I. Lerche

GCAGS Transactions

... on the thickness of the salt layer. The model was also designed to estimate the time of salt insertion and the variation of salt thickness in an inverse sense...

Optimizing Shale Infill Development with AI: Child Well Meta Models

Charles Connell, Kyle LaMotta, Nitin Chaudhary, Mickey Friedrich

Unconventional Resources Technology Conference (URTEC)

... data starts with an area approximately 20 miles across. All wells in the data set go through the feature pipeline but then filters are applied to control...

Integrating Deep Learning and Seismic Data for Mudstone Characterization and SAGD Development in Heterogeneous Reservoirs

Huiwen Pang, Hanqing Wang, Chuan Qin, Jingwei Tian

Unconventional Resources Technology Conference (URTEC)

.... The seismic branch contains three convolutional blocks, utilizing 32, 64, and 128 filters, respectively, progressively extracting features from local...

The Impact of Vertical Averaging on Hydrocarbon Volumetric Calculations--A Case Study: Chapter 16

Larry E. Denver, Danny C. Phillips

AAPG Special Volumes

...-by-foot operations between porosity and saturation values recorded by the og analysis. Therefore, even at the well, calculation of NFH is incorrect...

Transformation of Resistivity to Pseudovelocity Logs

Albert J. Rudman , Joseph F. Whaley , Robert F. Blakely , Maurice E. Biggs

AAPG Bulletin

... in feet/second requires multiplication of the inverse of transit time by 106. In nature, a high resistivity generally is associated with a low transit...

A scale-independent approach to fracture intensity and average spacing measurement

Orlando J. Ortega, Randall A. Marrett, Stephen E. Laubach

AAPG Bulletin

... diagenesis causes mechanical properties to evolve with marked effects on fracture-intensity patterns (Marin et al., 1993). Price (1966) found an inverse...

Beyond TMAX Thermal Maturity: Introducing an Original Method for Analyzing Source-Rock Pyrolysis Data to Predict Transformation Ratio and Retention Ratio in Resource-Play Evaluations

Paul E. Devine

Unconventional Resources Technology Conference (URTEC)

... in an inverse relationship. But the values from the datasets reported in this study plot with a generally positive trend (Figure 5). The signal...

AAPG Memoir 73, Chapter 17: Aromatic Hydrocarbon Distribution and Calculation of Oil and Gas Volumes in Post-Santonian Shale and Coal, Anambra Basin, Nigeria

I. M. Akaegbobi, J. I. Nwachukwu, and M. Schmitt

AAPG Special Volumes

...AAPG Memoir 73, Chapter 17: Aromatic Hydrocarbon Distribution and Calculation of Oil and Gas Volumes in Post-Santonian Shale and Coal, Anambra Basin...

Seasat Radar Image of San Andreas Fault, California: ERRATUM

Floyd F. Sabins

AAPG Bulletin

... is shown below. Table 2. Calculation of Roughness Criteria End_of_Article - Last_Page 1730...

Electrodialysis Membrane Technology Applied to MEG Reclamation … A Case Study

Ben Leitinger, Trina Dreher, Michael Cavill, Kobe Thys

Australian Petroleum Production & Exploration Association (APPEA) Journal

... due to the additional factor applied to equipment installed within major hazard facilities as per the calculation method within AS4343. The high...

Statement of the Government Commission on Reserves of Mineral Resources in SM USSR Concerning Conditions for Referral of Reserves of Oil and Gas Fields to Catagory C2

im. Malyshev

Petroleum Geology: A Digest of Russian Literature

... within the limits of a given structural-facies zone. The calculation of reserves is carried out for individual strata, the commercial productivity...

An Introduction of MAINE Petrophysical Method; a Robust Solution to address Water Saturation Calculation in Low Resistivity Pay (LRP) Case, Offshore North West Java (ONWJ), Indonesia

Search and Discovery.com

A Semi-Analytical Poroelastic Solution of Induced Pressure-Stress Changes and Its Applications to Depletion Delineation of Transversely Isotropic Shale Reservoirs

Shihao Wang, Yuzhe Cai, Bin Wang, Yunhui Tan, Kainan Wang, Jiehao Wang, Xinghui Liu, Yuguang Chen

Unconventional Resources Technology Conference (URTEC)

... Conceptual model of a hydraulic simulator augmented by a semi-analytical stress solution. The dash square denotes the calculation within one iterative or time...

The Geophysicist Communicating with Seismic Processing

R. E. Sheriff

Southeast Asia Petroleum Exploration Society (SEAPEX)

...). Space and time variant filters are then applied and a preliminary stack is made. This one computer run thus generated plots of (1) certain of the input...

Structural and time-lapse imaging through gas clouds via FWI at Eldfisk field, North Sea

Zhengxue Li, Leila Bencherif-Soerensen, Per Gunnar Folstad, Brian Macy, Simon Shaw, Baishali Roy

International Meeting for Applied Geoscience and Energy (IMAGE)

... matching and dynamic warping were invoked during the data difference calculation. Furthermore, to achieve satisfactory data matching across all offsets...

Seismic Diffraction Imaging of Lithology in Fault Zones and Hydrocarbon Sweet Spots within the Maverick Basin, South Texas

Osareni Ogiesoba, Alexander Klokov

Unconventional Resources Technology Conference (URTEC)

..., Bureau of Economic Geology, The University of Texas at Austin. References Barnes, A., 1992, Calculation of instantaneous frequency and instantaneous...

Super-virtual interferometry for noise elimination on vertical seismic profiling (VSP)

Yicheng Zhou, Yang Cui, Sherif Hanafy

International Meeting for Applied Geoscience and Energy (IMAGE)

... of problem, including traditional FX filters, KL transform, singular value decomposition (SVD) method and Radon transform (Sacchi, 2002...

Unlocking Potential Reservoir of Pre-Parigi Carbonate to New Opportunity Gas Field; A Case Study of Belut Structure - Offshore North West Java

Lambertus Fransisco Yulianus, Yasinta Dewi Setiawati, Sandra Radiansyah, Prawoto I. Syuhada

Indonesian Petroleum Association

...%, and water saturation below 75% as described in Figure 9. From the result of calculation of petrophysical formula it is known that Pre-Parigi...

Abiotic Transformation Kinetics of Surfactants used in Hydraulic Fracturing Fluid

Brandon McAdams, Lauren Burrows, J. Alexandra Hakala

Unconventional Resources Technology Conference (URTEC)

... polypropylene filters (Whatman Puradisk) into 1-dram vials. Methanol (0.1mL) was added to each vial to quench any radical-based reactions. Aliquots...

Determination of Sedimentation Rates by Magnetic Spherule Abundances

Thomas A. Mutch, Robert E. Garrison

Journal of Sedimentary Research (SEPM)

... reaction between magnetite and HNO3. The magnetite portions of all samples were retained on Millepore filters which were systematically scanned...

The Rawa Besar Lake Area (Depok, Indonesia) Study Using Ground Penetrating Radar; #80291 (2013)

Annisa Cinintia Finahsan and Supriyanto Suparno

Search and Discovery.com

... there are four kinds of filters: the low cutoff, lower plateau, upper plateau, and the upper cutoff. The lower cutoff used to eliminate or cut low...

Using 3d Printed Synthetic Rock for Systematic Evaluation of Mechanical Properties in Coal

Nathan Deisman, Thomas Flottmann, Yujia Guo, Kevin Hodder, Richard Chalaturnyk, Christopher Leonardi

Unconventional Resources Technology Conference (URTEC)

... to measure bulk modulus (inverse of bulk compressibility). Five horizontally printed specimens were not reproducible and had an average Young’s Modulus...

Natural Fracture Networks Enhancing Unconventional Reservoirs Producibility: Mapping & Predicting; #41182 (2013)

H. Abul Khair, D. Cooke, and M. Hand

Search and Discovery.com

... modelling and calculation of the paleostresses resulted from various seismic event. Spatial distribution of these stresses is going to be examined...

Planning the Proving of Oil Reserves

A. A. Reznik

Petroleum Geology: A Digest of Russian Literature

... of determining necessary reserves (growth of reserves) of oil according to expert considerations and to change to a calculation method. This calculation should...