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The AAPG/Datapages Combined Publications Database

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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

..., canceling water-column reverberation that occurs at the receiver. This technique was initially performed in the early processing stage before stacking...


Abstract: A Digital Telemetry System Implementation of the Dual-Sensor, Bottom-Cable Method

F. J. Barr, J. I. Sanders, D. A. Chamberlain

Geological Society of Malaysia (GSM)

.... As the water depth increases, the reverberation period increases proportionately, attended by a significant reduction in the ability of deconvolution...


Shallow Water Seismic Operations on the North West Shelf

T. J. Allen, D. Brown, J. Wardell

Petroleum Exploration Society of Australia (PESA)

... reverberation effects common to the whole record. In this shallow water case, however, the reverberation varies too much over the record...


Abstract: Multiples in Hard Water-Bottom Areas

Charles R. T. Ramsden

Geological Society of Malaysia (GSM)

...Abstract: Multiples in Hard Water-Bottom Areas Charles R. T. Ramsden 206 MULTIPLES IN HARD WATER·BOTTOM AREAS CHARLES R.T. RAMSDEN Digicon Union...



Hydal Saeeda

Geological Society of Trinidad & Tobago

... has long been a known issue. The Multiple problem in this area can be separated into two main components. Firstly, due to the shallow water bottom...


Deep Sea Stratigraphy: Erosion and Progradation in the Deep Sea--Examples from the Western South Atlantic

L. A. P. Gamboa, P. Ganey, and R. T. Buffler

AAPG Special Volumes

... 1). This channel allows significant quantities of northward-flowing Antarctic Bottom Water (AABW) to enter the Brazil basin. A broad terrace extends...


Abstract: Challenges of 4C Seismic Acquisition and Processing Offshore Sarawak (Paper 21)

Cyril Wong

Geological Society of Malaysia (GSM)

... ghost and reverberation from water layer generally fall in the signal band. As geophone measures a vector quantity, and can discriminate between up...


a New Filtering Water Bottle (2): NOTES

J. R. Schubel, E. W. Schiemer, T. W. Kana, G. M. Schmidt

Journal of Sedimentary Research (SEPM)

.... After collection of a water sample one of the balls is removed, the bottle is fitted with a filter holder containing a pre-weighed filter, and connected...


Some Recent Advances in Exploration Geophysical Techniques and Data Processing

Edward F. Zagst, C. L. Robinson

GCAGS Transactions

..., August 16. FIG. 5. Simplified reverberation path. End_Page 192------------------------ FIG. 6. [Grey Scale] Reverberation of marine data. End...


A Rapid And Accurate Method For The Analysis Of Calcium Carbonate In Small Samples

Bruce F. Molnia

Journal of Sedimentary Research (SEPM)

.... In some instances a third acid application is necessary. (5) Wash contents with distilled water and filter with vaccum. Repeat. (6) Remove funnel, remove...


Possible Sources of Error in Particulate Matter Analysis Using Silver Filters: NOTES

Henri E. Gaudette, Franz E. Anderson

Journal of Sedimentary Research (SEPM)

... loss in the filter with the passage of sea water. This, however, was not observed and it was felt that the formation of AgCl on the filter more than...


The Effects of Seismic Data Conditioning on Pre-Stack Simultaneous Impedance Inversion

Scott W. Singleton

GCAGS Transactions

... on the near traces deeper in the section due to water-column reverberation (Fig. 1). The reservoir zone is at about 3.3 seconds and is represented...


Sediment Sampling Through Ultrafiltration: RESEARCH METHOD PAPER

Lois Koehnken Hernandez, Robert F. Stallard

Journal of Sedimentary Research (SEPM)

... to less than 200 mL using ultrafiltration. A small volume of the sediment-free water produced is utilized to clean the filter plates and tubing...


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

... the breaker and the filter-cake to assure uniform dissolution. The filter cake built by water-based fluids is composed of polymer, starch and CaCO3. Today...


Removal of Manganese Tetraoxide Water-Based Mud Cake in High Pressure/High Temperature (HP/HT) Wells With H2s and CO2 Using Acetic Acid Conveyed with Coiled Tubing

Lusiana Chendrika, Imania Mustika Purwitaningtyas, Muhammad Fuad, Michael Etuhoko, Syaiful Nurdin

Indonesian Petroleum Association

... filter cake removal in these wells. Hydrogen sulphide gas with presence of water may lead to sulphide stress cracking (SSC) on CT and tubing metal...


Zama--A Geophysical Case History: Case Histories

Hugh Evans

AAPG Special Volumes

... per nest were used. A single-end 2,700-ft (820 m) in-line spread with a 900-ft (275 m) offset, a 57-12 downsweep, and 3-80, 6-db playout filter...


Practical Use of Borehole Seismic in Exploration; Goals and Shortcomings

F. Sandnes, L. Nustt, S. G. Henry

Indonesian Petroleum Association

... is practically the exact time of the bubble oscillation seen on near field signature. (A waterbottom reverberation for the water depth at this location...


Measurement of Thickness of Nearshore Sands by Hydraulic Jetting: RESEARCH METHOD PAPER

Norman A. Rukavina, Graham G. Lahaie

Journal of Sedimentary Research (SEPM)

... inadequate resolution; in both cases noisy records result from the reverberation experienced in shallow water. As an alternative to the geophysical...


Clay Mineral X-Ray Diffraction Analysis: Ag Filter-Pipette Methods: METHOD PAPER

James P. M. Syvitski, Peter Bayliss

Journal of Sedimentary Research (SEPM)

... water is added from a pipette to the Ag filter under suction. This Ag filter is removed with forceps to a clean surface and left to air dry...


Analysis of High Resolution Seismic Data: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation

Herman C. Sieck, George W. Self

AAPG Special Volumes

... analysis by using sound-generating devices, sound receivers, and graphic recorders which define the water depth and provide a cross-sectional display...


Sediment Control of Faunal Distribution Patterns in Late Cretaceous Marginal Marine Deposits of South Dakota: ABSTRACT

Donald C. Rhoads, Karl M. Waage

AAPG Bulletin

... mollusk assemblages are related to (1) sediment organic content, (2) sedimentation rate, and (3) sediment-water interface stability. These limiting factors...


Seismic Acquisition in the Papuan Fold Belt: A New Approach

G. S. Hill, S. J. Price, M. S. Foster, R. W. Stephenson, D. Ellis, J. A. Lyslo

Papua New Guinea (PNG) Petroleum Convention Proceedings

... eroded by surface water into narrow ridges and pinnacles adjacent to deep sink holes. Steep slopes, in places greater than 45 degrees, inhibit...


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