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The AAPG/Datapages Combined Publications Database

Showing 3,547 Results. Searched 190,140 documents.

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Characterization of Fracture Length and Conductivity from Tracer Test and Production Data with Ensemble Kalman Filter

Siavash Hakim Elahi, Behnam Jafarpour

Unconventional Resources Technology Conference (URTEC)

...Characterization of Fracture Length and Conductivity from Tracer Test and Production Data with Ensemble Kalman Filter Siavash Hakim Elahi, Behnam...

2015

Filtering of Depositional Events and the Completeness of Sedimentary Sequences

Kevin D. Crowley

Journal of Sedimentary Research (SEPM)

... of the events follow a lognormal frequency distribution. The model indicates that sedimentation processes act as a stationary, low-pass filter...

1984

AAPG Archie Series, No. 1, Chapter 10: Modeling Log Responses in Thinly Bedded Reservoirs

Q. R. Passey, K. E. Dahlberg, K. B. Sullivan, H. Yin, R. A. Brackett, Y. H. Xiao, and A. G. Guzmán-Garcia

AAPG Special Volumes

... formation, borehole and invasion effects can be modeled as 1-D variations along the radial dimension perpendicular to the borehole (case A in Figure 10.1...

2006

A Provisional Study of Costa Rican Diatomites as Raw Materials for Filter-Aids

S.J. Mathers, S.D.J. Inglethorpe, A.J. Bloodworth

Circum Pacific Council Publications

...A Provisional Study of Costa Rican Diatomites as Raw Materials for Filter-Aids S.J. Mathers, S.D.J. Inglethorpe, A.J. Bloodworth © Circum-Pacific...

1995

Application of an Improved Minifrac Analysis Technique in High-Permeability Formations

Sanjay Vithal, David McMechan, Harold Walters, Ron Dusterhoft

Indonesian Petroleum Association

... loss of a 70-lb HEC/Mgal and a borate-crosslinked, 40-lb HPG/Mgal fluid on Berea sandstone. Linear gels do not build a filter cake on high...

1995

Basic Seismic Processing: Part 7. Geophysical Methods

Peter M. Duncan

AAPG Special Volumes

... predict how it will manifest in the signal and hence derive the most efficient filter to remove it. Removal of water bottom multiples is an example...

1992

The Determination of Strontium in Oil Field Brines by Atomic Absorption Spectrometry: GEOLOGICAL NOTE

G. K. Billings, E. E. Angino

CSPG Bulletin

... indicate the method to be entirely satisfactory for geochemical studies. No matrix interference effects were found. Billings, G. K., in press, "Light...

1965

Direct Diffractometric Quantitative Analysis of Synthetic Clay Mineral Mixtures with Molybdenite as Orientation-Indicator: NOTES

Joost Quakernaat

Journal of Sedimentary Research (SEPM)

... analysis. A simple technique for preparing-, and x-raying clay mounts of the suction-on-membrane filter type is described. The applicability of MoS2...

1970

Abstract: Seismic Attribute Applications for Interpreters; #90171 (2013)

Satinder Chopra and Kurt J. Marfurt

Search and Discovery.com

... attributes such as coherence, Sobel filter edge detectors, amplitude gradients, dip-azimuth, curvature, and gray-level co-occurrence matrix texture attributes...

2013

Abstract: Seismic Attribute Applications for Interpreters; #90171 (2013)

Satinder Chopra and Kurt J. Marfurt

Search and Discovery.com

... attributes such as coherence, Sobel filter edge detectors, amplitude gradients, dip-azimuth, curvature, and gray-level co-occurrence matrix texture attributes...

2013

Abstracts: FX Cadzow / SSA Random Noise Filter: Frequency Extension; #90173 (2015)

Alexander Falkovskiy, Elvis Floreani, Gerry Schlosser

Search and Discovery.com

...Abstracts: FX Cadzow / SSA Random Noise Filter: Frequency Extension; #90173 (2015) Alexander Falkovskiy, Elvis Floreani, Gerry Schlosser AAPG Search...

2015

Abstract: Some Workstation Techniques for Defining Reservoirs in Difficult Data Areas; #90171 (2013)

Norm Kalmanovitch, Dennis Meisinger, and Randi Christiansen

Search and Discovery.com

... 4-8, 2009 the reservoir, but it can also be amplitude and character effects that can be mapped to give a bit more information about the reservoir...

2013

Abstract: A Seismic Workstation Solution to Bakken AVO; #90174 (2014)

D. Meisinger and N. H. Kalmanovitch

Search and Discovery.com

... on the CMP gathers used for AVO. This paper demonstrates a way to address this resolution problem through the use of a match filter with the operator...

2014

Seismic Data Acquisition and Processing in the Midway-Sunset Oil Field

C. R. Willingham, A. S. Wylie Jr., D. J. Underwood

Pacific Section of AAPG

... the effects of “production” noise. Also, discussed is the application of a mini-3D processing technique on one test line. This technique has provided...

2001

Separation by Ultrasonic Elutriation and Analysis of the Fine Particles in Sandstone: NOTES

Jerry B. F. Champlin , REX D. THOMAS

Journal of Sedimentary Research (SEPM)

... channels may be blocked (Hewitt, 1963). It may be possible to provide means to prevent dislocation or at least reduce the plugging effects caused...

1966

Hydrodynamic Implications of Beach, Beach Ridge and Dune Grain Size Studies

Frank W. Stapor , William F. Tanner

Journal of Sedimentary Research (SEPM)

... swash zone). The statistical process, from surf to beach ridge to coastal dune, is one of filtering (but not mixing). Each filter is truncated. The total...

1975

Laboratory Testing of a Novel Fluid for Mud Cake Cleanup in Horizontal Open Hole Completions

Pedro M. Saldungaray, John Lassek, Yeong Hau See

Indonesian Petroleum Association

... 5 The cleanup of drilling fluid filter cake in long horizontal open-hole completions is a challenging task. The obstacles encountered...

2000

Simultaneous-Separate Exploitations–an Important Factor in Increasing Production of Oil and Lowering its Cost

B. K. Baba-Zade, G. I. Blank, B. M. Sarkisyan, M. Z. Chernomordikov

Petroleum Geology: A Digest of Russian Literature

... 166. It was established (3) that one of the factors determining the effectiveness of the operation is the length of the filter. Not all increases...

1963

Five Geological Datasets: Appendix B

David E. Hamilton, Thomas A. Jones

AAPG Special Volumes

..., and the least-squares gridding algorithm with smoothing filter was used (see Appendix A, this volume). STRUCTURAL TOP OF A COAL UNIT These control points...

1992

Abstract: Investigation of Seismic Imaging Capabilities for Small, Shallow Carbonate-Hosted Massive Sulphide Deposits; #90187 (2014)

Laura Quigley and Bernd Milkereit

Search and Discovery.com

... often present effects how strong the seismic response is. Despite these challenges, the high density contrast of the orebody with the surrounding...

2014

Abstract: Pseudo ARMA FX Deconvolution for Seismic Data Noise Reduction; #90174 (2014)

Mike Galbraith and Zhengsheng Yao

Search and Discovery.com

... denoising methods developed in recent years, FX filter is one of the most powerful algorithms that is used in daily seismic data processing...

2014

Abstract: Time-varying Wavelet Estimation and Deconvolution; #90171 (2013)

Mirko van der Baan

Search and Discovery.com

... nonGaussian. The rationale behind the Wiggins algorithm and variants is that convolution of any filter with a time series that is white with respect...

2013

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