Results 61 to 70 of about 516 (162)

Problems of oil and gas potential realization in Bazhenov-Abalak play in Khanty-Mansi Autonomous Okrug – Yugra

open access: yesGeoresursy
This research aims to analyze problems related to resources, reserves and development of Bazhenov-Abalak oil and gas play and to find geological and technological solutions for bringing reserves into development commercially.
E. E. Oksenoyd   +4 more
doaj   +1 more source

Generation potential of kerogen of the Bazhenov formation and possibility of its implementation

open access: yesGeoresursy, 2017
Bazhenov formation is one of the most well-known and potentially productive Russian oil shale formations. However, conventional methods often do not provide oil flow rate from the formation.
A.G. Kalmykov   +4 more
doaj   +1 more source

The Silent VOICE—Searching for Geochemical Markers to Track the Impact of Late Jurassic Rift Tectonics

open access: yesGeochemistry, Geophysics, Geosystems, Volume 25, Issue 10, October 2024.
Abstract A causal mechanism for the Volgian Isotopic Carbon Excursion (VOICE) remains enigmatic. Elemental geochemical profiles of the Deer Bay Formation, Sverdrup Basin, Arctic Canada that record the VOICE and contemporaneous strata are herein examined to provide insight into depositional environments during Late Jurassic‐Early Cretaceous time. Silver
Jennifer M. Galloway   +8 more
wiley   +1 more source

Comparing cognition across major transitions using the hierarchy of formal automata

open access: yesWIREs Cognitive Science, Volume 15, Issue 4, July/August 2024.
The idea of a major cognitive transition can be modeled in terms of where a system's effective computational architecture falls on the well‐studied hierarchy of formal automata (HFA). Abstract The evolution of cognition can be understood in terms of a few major transitions—changes in the computational architecture of nervous systems that changed what ...
Colin Klein, Andrew B. Barron
wiley   +1 more source

A Global Paleosecular Variation Database for the Paleogene: Stationary Secular Variation Behavior Since the Triassic?

open access: yesGeochemistry, Geophysics, Geosystems, Volume 25, Issue 6, June 2024.
Abstract Paleosecular variation analysis is a primary tool for characterizing ancient geomagnetic behavior and its evolution through time. This study presents a new high‐quality directional data set, paleosecular variation of the Paleogene (PSVP), with and without correction for serial correlation, compiled from 1,667 sites from 45 different localities
Y. A. Engbers   +8 more
wiley   +1 more source

A new approach to the prospects of the oil and gas bearing of deep-seated Jurassic deposits in the Western Siberia

open access: yesGeoresursy, 2018
Complexly constructed low-permeability reservoirs are still poorly understood. This slows down the development of oil and gas resources of the Jurassic and deeply submerged pre-Jurassic deposits of the West Siberian oil and gas basin.
S.A. Punanova, V.L. Shuster
doaj   +1 more source

First results and comparative analysis of experimental studies of void space transformation in black bituminous mudstones of the Bazhenov Formation of the Salym field under thermal and microwave effects

open access: yesАктуальные проблемы нефти и газа
Background. The article considers the problem of oil production from the Bazhenov Formation, the recoverable resources of which are estimated to reach 20 billion t. Objective.
Andrey A. Ponomarev   +5 more
doaj   +1 more source

40Ar/39Ar age of rock deformations across the Bazhenov suture zone (eastern border of the Middle Urals)

open access: yesЛитосфера, 2019
Research subject. This article presents data on the nature of rock deformations in the Bazhenov suture zone. The data was obtained by 40Ar/39Ar dating of mica samples from schists and blastomylonites, which were collected acrossan area extending ...
V. N. Smirnov   +2 more
doaj   +1 more source

Shale oil in Bazhenov formation on deposits of Western Siberia

open access: yesIOP Conference Series: Earth and Environmental Science, 2017
The Bazhenov shale, the unique object of concentration of nonconventional reserves of hydrocarbons, is the main petromaternal rock of the central part of the West Siberian lowland. It is traced practically in all its territory, both by seismic cuts, and according to correlation schemes of wells' cuts.
A V Sarancha, S Y Mikhaylov, V V Inyakin
openaire   +1 more source

The main rock types of the Bazhenov formation on the Surgut arch and adjacent territories

open access: yesGeoresursy, 2017
As a result of long-term studies of the Bazhenov Formation sediments a classification of rock types based on the results of macro- and micro-study of core material, confirmed by the results of X-ray diffraction and X-ray fluorescence analyzes and ...
O.M. Makarova   +8 more
doaj   +1 more source

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