Abstract: Evolution of the Lake Kivu Rift, East Africa: A Magmatically-Active Extensional Mixed Siliciclastic/Carbonate System, by Scholz, Christopher; Wood, Douglas; Zhang, Xuewei; Mburu, Danson; #90163 (2013)

Search and Discovery.com

Modern Technology Reveals New Opportunities in the North Sea

Cyrille Reiser, Euan Anderson, Frances Matthew

GEO ExPro Magazine

... at different constant depths, and the GeoStreamer towed streamer. A New Era PGS The first GeoStreamer towed streamer (a combination of hydrophone...

GCMulticomponent Seismic: A Pragmatist's Primer, by Chris Thompson, #40155 (2005).

Search and Discovery.com

Pressio–Detection for Permanent Jacket Structure Monitoring Injection

A. Lubis, H. Crohas

Indonesian Petroleum Association

... results in a pressure drop, which causes the sensor to emit an acoustic signal. This is received by a hydrophone fixed to the jacket which transmits...

Pie in the Sky?

Ed Hagar

GEO ExPro Magazine

..., the humble near-field hydrophone 60 GEOExPro May 2019 Polarcus ED HAGAR, Polarcus Cloud Solutions By getting seismic data in the cloud – i.e....

Modern Marine 3D Seismic Acquisition - Technical Considerations

Chris Walker

Petroleum Exploration Society of Australia (PESA)

... surveys and the vertical hydrophone separation/buoy distribution in vertical cable surveys. In this paper a review of the available technology options...

Elastic multiparameter full-waveform inversion application on sparse ocean-bottom node data

Denes Vigh, Xin Cheng, Bing Bai, Zongcai Feng, Kate Glaccum

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the subsurface, especially in marine environments. This is because the acoustic approximation holds for the kinematics, and the hydrophone or vertical...

Optimization of Seismic Acquisition Design Using Ocean Bottom Nodes at 'MHS' Field

M Hanif Syamri, Ruhul Firdaus, Syamsurijal Rasimeng, Agung A. Susanto

Indonesian Petroleum Association

... a multi-wave array system. Each sensor station within the cable comprises one hydrophone and three orthogonally oriented geophones to record both...

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

Andrew Long, Natasha Hendrick, Rune Tenghamn

Petroleum Exploration Society of Australia (PESA)

... spectrum) is matched to the flat zero phase hydrophone spectrum. This step takes in to acco unt the difference in the sens it ivities between the two...

Risk Management in Exploration and Production; #41889 (2016)

Sudhir Pai, Tim Perrin

Search and Discovery.com

... criteria indicate consistent performance QSB-OBC 6.0 s 0.0 s Field test results show data quality of 3DSA single hydrophone CRG and Q-Seabed hydrophone...

Improving Seismic Quality

Jane Whaley

GEO ExPro Magazine

.... The development of WesternGeco’s Q-Marine, which uses a fully-braced acoustic network to position each hydrophone, allowed the theoretical concept of Over/Under...

Australian National Ocean Bottom Seismograph Fleet Advances Conventional Exploration

Alexey Goncharov, Michal Malinowski, Dejan Sekulic, Ashby Cooper, Peter Chia, Alexander Gavrilov, Garrick Paskos

Australian Petroleum Production & Exploration Association (APPEA) Journal

... seismic signal from 0.0167 Hz to 100 Hz on a threecomponent seismometer. A hydrophone (flat frequency response from 2 Hz to 30 KHz) is attached...

Marine Seismic Sources: Part I: Air-Guns for Non Experts

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

... by a hydrophone below the gun, has three characteristic features: the direct arrival produced when the gun fires; the source ghost; and the bubble...

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

Natasha Hendrick, Andrew Long, Rune Tenghamn

Indonesian Petroleum Association

... receiver-ghost wavefield with opposite polarity. The down-going pressure wavefield recorded by a hydrophone will have the opposite polarity to the up...

Full Waveform Inversion: Early Start of Model Building Process to Resolve the Complex near Surface Model in the Exmouth Sub-Basin, North West Shelf Australia

Lianping Zhang, Haryo Trihutomo, Yuelian Gong, BeeJik Lim, Alexander Karvelas

Australian Petroleum Production & Exploration Association (APPEA) Journal

... and earth model building workflow to deliver the Journal compilation Ó APPEA 2018 high quality image for future basin studies. Raw hydrophone data after...

3-D Seismic Data Acquisition in Southern Louisiana: Considerations for Technical and Commercial Success [Abstract]

Steve Knapp, Kevin Callaghan, Randy Sides

New Orleans Geological Society

... drilling rig for placement of hydrophone in water filled hole. D) Airgun barge operation in the Mississippi River. Surveys of this type require...

Simultaneous 3D 4C - OBC & VSP Walkaway Survey in the Attaka Field, East Kalimantan, Indonesia

Bill Borland, Phil Johnston, Mike Reblin, Suta Vijaya, Omar Kulbrandstad, Muhammad Idrees, Scott Leaney, Jan van de Mortel

Indonesian Petroleum Association

... on the ocean bottom. Each 3-component receiver station will also have a hydrophone, thus is commonly referred to as 4-component Ocean Bottom Cable recording...

Deep Seismic Exploration of the South Caspian Basin: Lithosphere-Scale Imaging of the World's Deepest Basin

James H. Knapp, Camelia C. D. Knapp, John A. Connor, John H. McBride, Mike D. Simmons

AAPG Special Volumes

... parameters (airgun source of 52,111 cm3 [3180 in.3] at 1900 psi [13 MPa], 25 m [82 ft] hydrophone spacing, 5100 m [17,716 ft] streamer length, 4 ms...

ABSTRACT: CRUSTAL-SCALE IMAGING OF THE ABSHERON RIDGE (SOUTH CASPIAN SEA) REVEALED BY DEEP SEISMIC REFLECTION PROFILING; #90024 (2004)

Camelia C. Diaconescu, James H. Knapp, John Connor

Search and Discovery.com

... recorded with standart industry parameters (airgun source of 3180 cm3 at 1900 psi, 25 m hydrophone spacing, 50 m shot spacing, 5400 m streamer lentgh, 4...

Listening with Light!

Jane Whaley

GEO ExPro Magazine

... Hydrophone Each optical sensing unit contains 3 fibre-optic accelerometers and a hydrophone. Light pulsed down the fibres is reflected off mirrors...

Gemini: A fully operational broadband source for model building and imaging

Carsten Udengaard, David Brookes, Hector Flores

International Meeting for Applied Geoscience and Energy (IMAGE)

... source signatures. Comparable source lines were acquired using both sources. The analysis of the data is limited to the hydrophone component with minimal...

3D Temperature and Hydrodynamics Modelling in Horizontals to Assess the Fractures Performance

Maxim Volkov, Elizaveta Skutina, Samuel Avilez, Vener Nagimov

Unconventional Resources Technology Conference (URTEC)

... reservoir flow profile, is attained. Passive Spectral Acoustic (PSA) module High Precision Temperature (HPT) module Temperature probe Hydrophone 1...

Broadband Seismic Technology and Beyond: Part VIII: BroadSeis in Exploration

Lasse Amundsen, Martin Landrø, Vetle Vinje, Jo Firth

GEO ExPro Magazine

...-field hydrophone measurements (Ziolkowski 1982, Poole 2013). This acquisitionbased approach delivers a more accurate estimation of the bubble effect...

Extending the Range and Geographical Applicability of the Q-Marine Solution

Tim Bunting

Petroleum Exploration Society of Australia (PESA)

... which utilise dual-streamer collected. Up until now t his has been achieved 1 Hz) of the raw sing le sensor hydrophone tow depths to mit igate...

Chapter 14 (Case Histories of Three-Dimensional Seismic Surveys)—Case History 7: Shallow 3-D Seismic and a 3-D Borehole Profile at Ekofisk Field

John A. Dangerfield

AAPG Special Volumes

... × 2 km survey was collected with flip-flop acquisition, using single water guns as the sources, and recording 1.5 s of data. The twin hydrophone cables...