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The AAPG/Datapages Combined Publications Database

Showing 941 Results. Searched 189,922 documents.

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Ascending

A Step Change in Seismic Imaging … Using a Unique Ghost Free Source and Receiver System; #41449 (2014)

Per Eivind Dhelie, Robert Sorley, Torben Hoy, David Lippett

Search and Discovery.com

... the direct source wavefield is annotated with (1) and the source ghost reflection is annotated with (2). This similar physical behavior will also...

2014

Broadband Seismic Technology and Beyond: Part II: Exorcizing Seismic Ghosts

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

... has zero sensitivity due to the ghost, the Z-geophone has its maximum sensitivity, and vice versa. Let R denote the ’reflection response...

2013

Broadband Seismic Technology and Beyond: Part VI: Towards a Ghost-Free Solution

Lasse Amundsen, Martin Landrø, Eivind Frømyr

GEO ExPro Magazine

... of methodologies that can be used to de-ghost the source. The ghost reflection can be attenuated by spreading it out in time, or over-under techniques can...

2013

Exorcising the Ghosts … The New Streamer Technology Launched by PGS

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

... reflection wavelet from conventional marine hydrophone streamers is accompanied by a ghost reflection from the sea surface. The ghost produces unwanted...

2007

Broadband Data from Flat Streamers: Considerations for Acquisition and Processing

Phil Fontona, Edward Hager

Indonesian Petroleum Association

... on the receiver-side ghost, and commonly used are co-located velocity and pressure sensors and dual-depth or variable depth hydrophones. All these methods...

2015

A New Seismic Method to Significantly Improve Deeper Data Character and Interpretability

Andrew Long, Guillaume Cambois, Gregg Parkes, Anders Mattsson, Terje Lundsten, Mazin Farouki

Indonesian Petroleum Association

... acquisition has been tested in the southern Browse Basin during 2008 in an effort to remove both source ghost and receiver ghost effects from towed streamer...

2009

Abstract: A Mimetic Scheme for Finite Difference Modeling of Acoustic Reflection; #90255 (2017)

F. Solano-Feo, J. M. Guevara-Jordán, O. Rojas1, C. González-Ramírez, B. Otero, R. Rodríguez

Search and Discovery.com

...Abstract: A Mimetic Scheme for Finite Difference Modeling of Acoustic Reflection; #90255 (2017) F. Solano-Feo, J. M. Guevara-Jordán, O. Rojas1, C...

2017

Abstract: Variable Depth Streamer Acquisition: Enhancing Interpretation with Broadband Marine Seismic; #90174 (2014)

R. Soubaras, R. Dowle, and R. Sablon

Search and Discovery.com

... for broadband marine seismic which utilizes a novel deghosting technique to remove the receiver ghost and extend the usable primary bandwidth up to six octaves...

2014

Australian Insights into Streamer Technology Innovations

Andrew Long

Petroleum Exploration Society of Australia (PESA)

... combining focus of streamer development was upon pressure sensor from the earth below, and the their signals, ghost reflections can be cancelled...

2009

Abstract: Deterministic Marine Deghosting: Tutorial and Recent Advances; #90224 (2015)

Mike J. Perz and Hassan Masoomzadeh

Search and Discovery.com

... processing. In the first part of this paper, we provide a tutorial-style description of the ghost phenomenon and its adverse effect on resolution...

2015

Analysis Techniques and Signal Enhancement Methods Applied to the Bellshill Lake Stratigraphic Trap Program: ABSTRACT

R. J. Graebner, D. F. Brennan

AAPG Bulletin

... the ghost reflection problem, the attenuation of shot generated boundary waves through wave length filtering with arrays of multiple seismometers...

1963

Analysis Techniques and Signal Enhancement Methods Applied to Bellshill Lake Stratigraphic Trap Program: ABSTRACT

R. J. Graebner, D. F. Brennan

AAPG Bulletin

... for attacking the ghost reflection problem, the attenuation of shot generated boundary waves through wave length filtering with arrays of multiple...

1963

Enhancing Resolution and Improving Imaging: The New Dual-Sensor Seismic Streamer

Natasha Hendrick, Andrew Long, Rune Tenghamn

Indonesian Petroleum Association

... wavelet recorded by a marine streamer is accompanied by a ‘ghostreflection from the sea surface. If both the seismic pressure wavefield...

2008

First Look at Seismic Data from a Towed Dual-Sensor Streamer

Andrew Long, Natasha Hendrick, Rune Tenghamn

Petroleum Exploration Society of Australia (PESA)

... above th e streamer. Thus, receiver ghost notches for the pressure and velocity sensors every recorded reflection wavelet from conventional...

2007

Different Approaches of Combining Geophone and Hydrophone Data From OBC Seismic at Bintuni-Berau Bay, Papua

Tepy Septyana, Yayat Supriatna, Supriyono, Greg Schurter, James Keggin, Jean-Jacques Chameau

Indonesian Petroleum Association

... component OBC data to suppress receiver-side ghost and reverberations is a proven product of combining two different sensors, geophone and hydrophone...

2010

Abstracts: S-wave Attenuation within the Weathering Layer of an Alberta Heavy Oil Field; #90173 (2015)

Kristof De Meersman

Search and Discovery.com

... back down into the earth. This later, secondary arrival consists of down-going, or ghost energy. In principle, it should be possible to estimate...

2015

Marine Acquisition and Processing Using Dual Sensor Towed Streamer (Geophysics Paper 1)

Walter Söllner, Svein Vaage, David Carlson, Martin Widmaier, Anthony Day, Stephen Pharez, Maz Farouki

Geological Society of Malaysia (GSM)

.... The consequence is that a series of “ghost” notches are introduced into the frequency spectra, and the reflection wavelet is undesirably elongated...

2008

Low-Frequency De-Ghosting Method to Enhance Basement Layer Continuity Image in Foxtrot South East Area, North West Java Sea

Ryan Bobby Andika, Hudzaifah, Deny Martian, Nurudin Mahmud, Sri Sadono

Indonesian Petroleum Association

...-frequency component by using the receiver de-ghosting method. In general, this method is applied to attenuate ghost signals which are commonly recorded during...

2019

Resolution, Bandwidth, and Money: ABSTRACT

N. A. Anstey

AAPG Bulletin

... by manipulating the charge size, the depth, and the ghost reflection; many small charges and a few large charges may be combined in the CDP technique...

1981

Abstract: 3C Deghosting for Refraction Time-lapse Monitoring; #90187 (2014)

P. B. Wills and K. De Meersman

Search and Discovery.com

... with good S/N, we see a high amplitude ghost reflection. As the receiver moves from deep (right) to shallow (left), the ghost delay becomes smaller...

2014

Marine Broadband Seismic Data Acquisition: PETRONAS Perspective (Paper A1)

C. F. Low, S. Chandola, Z. M. Zawawi, A. Aziz Muhamad, S. Kumar, M. Shah Sulaiman

Geological Society of Malaysia (GSM)

... an improved bandwidth in the final image. improving resolution, enhanced imaging of thin beds and In variable depth configuration, the receiver ghost notches...

2012

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