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The AAPG/Datapages Combined Publications Database

Showing 4,177 Results. Searched 201,044 documents.

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Multichannel Data Acquisition and Processing

Gregory L. Smith, David A. Falvey, Raymond Shaw

Circum Pacific Council Publications

... Interval: 1 2 ms Record Length: 10 s Recording Filter: 5-110 H z , 60 hz notch out Source: 5 airguns, 21.5 liters Boat Speed: 5 kt Recording...

1988

Fundamental Concepts and Modern Usage of Rotary Drilling Fluids

E. E. Huebotter

Tulsa Geological Society

... operational property of a drilling fluid is its filtration characteristics. The filter loss should be low enough so that filtrate does not invade...

1952

Abstract: Distinguishing Fossil Inertinite from Modern Charcoal in Microscope Images

Zbigniew Jelonek, Iwona Jelonek, Agnieszka Drobniak, Maria Mastalerz

The Society for Organic Petrology (TSOP)

... (grilling fuels). The DIC filter produced an apparent relief and depth of field effect. Its application made it possible to see numerous cracks, scratches...

2023

Structure of the Paleozoic Sediments of the Northwest Border of the Peri-Caspian Depression According to Results of New Analysis of Seismic Data

G. I. Barulin, M. I. Ryskin, V. P. Shebaldin

Petroleum Geology: A Digest of Russian Literature

... of a sector of the profile. The left part of the illustration, which was with a narrow-band low-frequency filter, shows clearly continuous synphase axes...

1978

Gas Turbine Generators (GTG) Overhaul Time Extension to More than 50,000 Running Hours for Banyu Urip Facility Optimization

Yoga Hutomo Putra, Kapil Dev Singh, Akhmad Rokhim

Indonesian Petroleum Association

.... Additionally, some critical part upgrades such as air inlet filter, Cold Forward Purge (CFP), and harsh-environment blade upgrade have effectively...

2024

Abstract: Seismic Processing of Ocean Bottom Cable and Streamer Data over Seligi Field

Lye Yue Choong, Abdul Razak Mohd Nurin

Geological Society of Malaysia (GSM)

... PHIFAR filter was applied to both the OBC and streamer data to dephase and convert the data into zero phase. OBC data were found to be very sensitive...

1999

Shallow-Marine Ichnology: A Modern Perspective

Search and Discovery.com

... in form, but generally preserve evidence of vertically oriented filter- or interface-deposit-feeding from a stationary location, rapid vertical escape...

2013

Abstract: Low-frequency vibroseis acquisition experiment in Saudi Arabia; #90254 (2016)

Nabil Khadiri Yazami, Van C. Do, Waleed N. Omar, Thierry L. Tonellot

Search and Discovery.com

.... Further amplitude recovery for frequencies below 10 Hz was achieved by applying a geophone inverse filter. We also show the benefits of this low frequency...

2016

Abstract: Application of Seismic Motion Inversion under Sparse Well Network Constraints in Thin Reservoir Prediction; #91215 (2026)

Y. Wang, J. Song, M. Jia, R. Ma, H. Liu

Search and Discovery.com

..., and improve the accuracy of reservoir delineation. Three key procedures were employed: 1.Blue filter frequency broadening technique: This method expands...

2026

Comprehensive Modeling of Nanopore Gas Storage and Transport Including Absorption, Adsorption, and Confinement Effects in Shale-Gas Reservoirs

Faruk Civan

Unconventional Resources Technology Conference (URTEC)

..., pp.19339-19353, 2001. Liu, X. and Civan, F. Formation Damage by Fines Migration Including Effects of Filter Cake, Pore Compressibility and Non-Darcy Flow...

2017

A Paleoecological Study of Fossil Syncline Lake

Wallace Ulrich

Earth Science Bulletin (WGA)

... in oxygen content (either alone or In any combination) produce harmful and lethal effects. Any of several geologic or biologic events could have produced...

1969

Q-LSRTM using viscoacoustic VTI wave equation based on the nearly constant Q model

Zhang Shan-Shan, Gu Bing-Luo, Li Zhen-Chun

International Meeting for Applied Geoscience and Energy (IMAGE)

...) Summary In the imaging process, ignoring the effects of attenuation and anisotropy will reduce the quality and resolution of the imaging profile...

2022

Understanding Drilling Hazards Through the Use LWD Resistivity Case Study: Resistivity Inversion

Adjie Setiawan, Sigit Sulistyo

Indonesian Petroleum Association

.... METHODS The resistivity tool and the advent of highly deviated and horizontal well drilling, effects of anisotropy, dielectric property, proximity bed...

2012

Introduction

AAPG Special Volumes

... will depend in large part on whether the biotic and geologic systems of living reef tracts can be studied in detail before the far-reaching effects of man...

1977

An improved Holo-Hilbert spectral analysis guided by fast matching pursuit

Chaohe Wang, Zhaoyun Zong

International Meeting for Applied Geoscience and Energy (IMAGE)

..., and the other is amplitude modulation, which represents nonlinear effects. Traditional timefrequency analysis methods (STFT, CWT, ST, MP, and HHT...

2024

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