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Acoustic basement

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Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 1996
Paper Number: OTC-8002-MS
... computation head wave seismic data attenuation travel time refraction velocity continental shelf reservoir characterization top layer geologic structure boundary acoustic basement quality factor upstream oil & gas east sea frequency equation refraction event refraction...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19355-MS
... sweet spots of fluid flow in fractured basement. IPTC-19355-MS Integration of Electrical Micro-Image Log, Advance 3D Acoustic Anisotropy and Fracture Stability Analysis A Complete Solution for Basement Reservoir Anindya Nandi, Subhadeep Sarkar, Chandreyi Chatterjee, Sourav Das, Sambit Pattanaik...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 7–10, 1978
Paper Number: OTC-3051-MS
... of compressional velocities; unconformities appear to separate each of these units. The basal unit, with a velocity of 4.9 km/sec, occurs only in the deeper central portion of the basin. A thick (2 km) section with velocities ranging from 2.3 to 3.7 km/sec rests on this lower unit and acoustic basement...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 1995
Paper Number: OTC-7690-MS
... mechanical and thermal boundaries 3–6 . Commonly, these zonesare marked by abrupt increases in depth-to- [acoustic] basement and characterized seismically by on lapping overlying sequences 5–7-8 (Fig. 2). The cause and timing of hinge formation remain poorly understood. Sawyer and Harry have related U.S...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 23–April 1, 2021
Paper Number: IPTC-21156-MS
.... Interpretation of the acoustic basement as well as crustal types were supplemented with gravity and magnetic data from Getech Globe’s database. Three key seismic lines ( Fig. 1 ) were then selected to illustrate the overall basin geomorphology, structural evolution, and to subsequently identify play potential...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 16–18, 2017
Paper Number: SPE-187836-MS
..., elastic-mechanical, strength and other data on reference wells were transferred. A 3D geomechanical model of the whole field (from the seabed to the acoustic basement) was created. The model was matched with all available data. The reliability of the model was further confirmed by the results...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 1998
Paper Number: OTC-8891-MS
... Palawan Trench ( Fig. 1 ) (Holloway, 1982). The Northwest Sulu Basin is filled by relatively undeformed sediment disconformably overlying the deformed strata. The Southeast Sulu Basin is filled by 1–2 km thick sediments overlaying the acoustic basement ranging 4500 to SWOrn in depth (Rangin and Silver...
Proceedings Papers

Paper presented at the 11th World Petroleum Congress, August 28–September 2, 1983
Paper Number: WPC-20107
... Thickness unconformity weddell sea continental margin unconformity eastern basin exploration depositional sequence sequence Ross Sea shelf explora wedge Upstream Oil & Gas acoustic basement basin seismic record sediment RESULTS OF GEOPHYSICAL INVESTIGATIONS IN THE WEDDELL SEA...
Proceedings Papers

Paper presented at the 2009 SEG Annual Meeting, October 25–30, 2009
Paper Number: SEG-2009-0938
... out when compared to the geometry of the acoustic basement from seismic reflection data. When a band-pass of 5-30km was applied to the AGG vertical derivative of the gravity gradient (GDD), a striking correlation was made with the shape of the enhanced data and the acoustic basement surface from...
Journal Articles
J Pet Technol 31 (10): 1241–1248.
Paper Number: SPE-7207-PA
Published: 01 October 1979
... IT65 __ I64'q65 25 50 ! ! KILOMETERS 64 0:3 64 SOUND 168 167 166 165 164 Fig. 1 - Distribution of ethane (10-9 dm3 /dm3 ) within 5 m of the bottom of Norton Sound in Sept. 1976. . 1242 was composed of a thick stratified unit (the main layered sequence) resting on an acoustic basement of Paleozoic...
Proceedings Papers

Paper presented at the 10th World Petroleum Congress, September 9–14, 1979
Paper Number: WPC-18146
... acoustic basement CONTINENTAL MARGIN OFF EAST GREENLAND Kar1 Hinz and Hans-Ulrich Schlüter, Bundesanstalt fur Geowissenschaften und Rohstofle, 3000 Hannover S I , Postfach 51 O1 53, Federal Republic of Germany Abstract. Outstanding features of the East Greenland continental margin between latitude 67...
Proceedings Papers

Paper presented at the 2004 SEG Annual Meeting, October 10–15, 2004
Paper Number: SEG-2004-0746
... depth, and other TD s which give a minimum depth. For seismic data the interpreter should remember that interpreted basement is probably acoustic basement, which may or may not be magnetic basement. In many cases the actual basement horizon may not be visible. One reason is that the sediments just above...
Proceedings Papers

Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-0313
... gain control with a window of 500ms were applied. We interpret the seismic-stratigraphic features proposed in the seismic facies maps of the Eocene seismic sequence CB3 and the acoustic basement from Bowland, 1993. Well data from DSDP (Deep Sea Drilling Project Technical Reports site 154) was linked...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 7–10, 1978
Paper Number: OTC-3089-MS
... (Scholl- et al; 1966; Hopkins et aI., 1969), led Scholl et ai. (1975) to suggest_ that the o~d~st sedimentary rocks overlying acoustic basement may be of late Mesozoic or early Tertiary age. Howev~, the identification of Early Crecaceaus-seafloor spreading anomalies in the Aleutian Basin (Cooper etaI...
Proceedings Papers

Paper presented at the SPE Trinidad and Tobago Section Energy Resources Conference, June 13–15, 2016
Paper Number: SPE-180896-MS
... referred to as the Patao High ( Neill et al, 2014 ) ( Fig. 1 ). Figure 1 Regional Geological Setting and Stratigraphic Chart of the North Coast Marine Area As first noted on a regional patchwork of 2D seismic data in the late 1970's, the acoustic basement climbed steadily to the east, from...
Proceedings Papers

Paper presented at the 2008 SEG Annual Meeting, November 9–14, 2008
Paper Number: SEG-2008-0774
... and seismic data. The Bouguer gravity data was used for 3D inverse modeling to generate the high-density basement surface. An acoustic basement surface was generated from the seismic data. The final basement map was derived from magnetic basement, high- density basement and acoustic basement data. Though...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 1977
Paper Number: OTC-2732-MS
... and east extent of the basin. In the seismic data on line 531 (Fig. 7) the basin is a half graben with a high angle fault that exhibits growth structure present on the southwest side at 25 km along the line. A major uncon- formity is present throughout the line, and forms an acoustic basement beneath whi~h...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 1977
Paper Number: OTC-2888-MS
... Ranger Bank (28°35'N, 1150 35'W) i immediately south of this profile. The ridge along . the west side of the embayment (Line IE, km 73 to 85) appears as acoustic basement on single-channel reflec- tion profiles. Dredge samples from Ranger Bank suggest that this ridge is composed of middle to late Miocene...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 15–17, 2018
Paper Number: SPE-191683-18RPTC-MS
... (sedimentary material from uplifts has been transferred to local depressions) Based on the alignment of seismic (time 3D cubes) and downhole data, the reflecting seismic horizons (RH) J 1 (the top of the J 1-1 formation) and F 2 (the top of the acoustic basement) were traced within the areas under...
Proceedings Papers

Paper presented at the ISRM International Symposium, November 19–24, 2000
Paper Number: ISRM-IS-2000-265
.... This shelf is underlain by the sedimentary sequence ranging from Mesozoic to Quaternary in age shown in Figure 2. The sea beds in this area are divided into A, B, C and D sedimentary sequences and acoustic basement E. Sequence A, B and C are unconformably piled up in descending order. Figure 2 : Marine...

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