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The AAPG/Datapages Combined Publications Database

Showing 11,337 Results. Searched 189,922 documents.

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Acoustic Properties of Sediment on the Southern Tonga Platform as Determined from Seismic Sonobuoy Studies

Jonathan R. Childs

Circum Pacific Council Publications

...) included more than 50 sonobuoy refraction-reflection lines (Table 1). Although these sonobuoy profiles were com­ plicated by the usual problems...


Role of Geophysical Methods in Study of the Geology of Southeastern Turkmenistan

V. V. Gapreyev, B. M. Geyman

Petroleum Geology: A Digest of Russian Literature

.... It is interesting to note that such large tectonic elements as the East Kara Kum swell are in general not reflected in the Taisolines. The status...


New Data on the Structure of the Central Part of the North Caspian Depression

V. N. Mal’tsin, I. A. Kobylkin, B. P. Shalimov, S. S. Skrotskiy

Petroleum Geology: A Digest of Russian Literature

... seismic sounding refraction interfaces ( d o k -granitic layer, d 1 k -basaltic layer, d o M , d o M otp-refracting and reflecting...


The Role of Statics Application in the Imaging of Sub-Surface in Fold Belt Areas, #40746 (2011)

Arun Kumar Arya, Bharat Chandra Joshi, Narinder Pal Singh,

Search and

.... The contrast in the acoustic impedance of the two layers determines the amplitude of the reflected signal. The reflected signal is detected on surface...


Seismic Processing in the Papua New Guinea Fold Belt - Recent Experience

N. J. Fisher, F. R. Nicholson

Papua New Guinea (PNG) Petroleum Convention Proceedings

... recorded data is ironically not in the reflected but in the refracted energy. This is not only useful for the refraction static calculation but also...


Reconnaissance Geology in State of Anzoategui, Venezuela, South America

M. Kamen Kaye

AAPG Bulletin

... Miocene or Mio-Pliocene were poured. This exceptional condition is reflected in the trace of the coast line which appears in Figure 2 as a broad...


Southeast Boundaries of the Tatar Dome

V. A. Klubov

Petroleum Geology: A Digest of Russian Literature

... in the core of the Serafimovka uplift. To the south of the latter, drilling and refraction surveying have revealed new projections of the basement (Troitskiy...


Gravity Evidence for the Thinning of the Crust Around the North Sumatra Area

Wawan Gunawan A. Kadir, Sigit Sukmono, M. T. Zen, Lilik Hendrajaya, Djoko Santoso

Indonesian Petroleum Association

... along the continuation of the Investigator Ridge Transform Fault, has been observed by many studies. The discontinuity is reflected by a sharp change...


AAPG Studies in Geology No. 58, the Geology of Cuba - Ch.4 Geophysical Characteristics

Georges Pardo

AAPG Special Volumes

... the deep crustal structure of Cuba. The method used refraction shooting along long profiles parallel and perpendicular to the regional strike, as well...


SG14: The COCORP Seismic Reflection Traverse Across the Southern Appalachians - Geologic Divisions in the Southern Appalachians and Interpretation of the Seismic Data

Frederick A. Cook, Larry D. Brown, Sidney Kaufman, and Jack E. Oliver

AAPG Special Volumes

... 3 would be related to a lithologic or structural boundary in the lower crust. Perhaps they result from some coherent noise (a reflected refraction...


Integrating Geophysical and Trench Data to Analyze Shallow Faulting in the Wasatch Fault Zone Near Provo, Utah County, Utah

Alvin K. Benson, Nathan Brett Mustoe, James N. Carver

Utah Geological Association

..., such as seismic refraction, gravity, magnetic, and radar, can be integrated with geotechnical engineering methods, such as drilling and trenching, to obtain...


Seismic Refraction and Reflection in Caribbean Sea

N. Terence Edgar , John I. Ewing , John Hennion

AAPG Bulletin

...Seismic Refraction and Reflection in Caribbean Sea N. Terence Edgar , John I. Ewing , John Hennion 1971 833 870 55 6. (June) The results of 30...


Measuring Seismic with Light

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

.... It is usually made up of silica doped with another material to achieve the proper index of refraction. The core is surrounded by the cladding layer which...


Tectonics of the Pre-Devonian Formations of the Birsk Saddle

Yu. B. Fain, Yu. N. Kukharenko

Petroleum Geology: A Digest of Russian Literature

... but would have been reflected in the form of a new block movement. In the higher-occurring sedimentary rocks (more plastic) these block movements...


System of Faults in the Northwest Part of the Dnieper-Donets Depression

V. M. Smelyanskiy

Petroleum Geology: A Digest of Russian Literature

...: seismic (refraction), gravity, magnetic, and electrical. The refraction surveying was the most satisfactory. Unfortunately, only individual parts...


Direct Hydrocarbon Indications Using Seismic Amplitude Variations with Offset

William J. Ostrander

AAPG Special Volumes

... equations govern the partitioning of seismic reflection and refraction energy at an acoustic interface. These equations show that reflected seismic...


Seismic Refraction Studies in Gulf of California

Richard P. Phillips

AAPG Special Volumes

...Seismic Refraction Studies in Gulf of California Richard P. Phillips 1964 90 121 M 3: Marine Geology of the Gulf of California During April and May...


Structural and Tectonic Evolution of Oceanic Crust within the Jurassic Quiet Zone, Offshore Morocco: Chapter 14: African and Mediterranean Margins

James S. Holik, Philip D. Rabinowitz

AAPG Special Volumes

... reflection and refraction data are analyzed in order to determine the oceanic crustal structure and evolution in the Jurassic Quiet Zone off northwest Africa...


Reservoir Rocks Behaving Differently

Thomas Smith

GEO ExPro Magazine

... out. “Implicit in the assumption of linearity is the fact that the seismic wave or pulse, recorded after being reflected and refracted, can contain only...


Method of Spatial Observations of RNP Under the Conditions of the Reef Zone of the Orenburg Cis-Urals

I. A. Mushin

Petroleum Geology: A Digest of Russian Literature

... of interpretation of traveltime curves of reflected waves: Izv. AN SSSR, no. 1. 4. Yefimkina, S. S., Kolenkov, E. V., Shteynberg, G. G., Mushin, I. A., Gelever...


Abstract: Relaxing the Near-Surface assumption in Estimating 3C Receiver Orientations: Azimuth-Stack Power Optimization of Reflected PS Data; #90187 (2014)

Nirupama (Pam) Nagarajappa, Peter Cary, and Chuck Ursenbach

Search and

...Abstract: Relaxing the Near-Surface assumption in Estimating 3C Receiver Orientations: Azimuth-Stack Power Optimization of Reflected PS Data; #90187...


Memorial: William Maurice Ewing (1906-1974)

J. Lamar Worzel, F. T. Manheim

AAPG Non-Technical and Memorials

... years he made theoretical studies of refraction seismology that put the interpretation on a firm physical and mathematical footing. In 1935, he...


Extended Abstract: Character of the Caribbean Crust Revealed: Initial Observations of New and Reprocessed Seismic Data

Kyle Reuber, Jim Pindell, Antara Goswami, Chuck Campbell, Andy Bliss, Brian W. Horn

GCAGS Transactions

... refraction and reflection in the Caribbean Sea: American Association of Petroleum Geologists Bulletin., v. 55, p. 833–870. Edgar, N. T., H. M...


Morphology and Structure of Amazon Upper Continental Margin

John D. Milliman

AAPG Bulletin

... (seismic refraction, reflection, gravity, and magnetic) with geologic information derived from exploratory drilling and land-based studies allows...


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