LITHOLOGICAL INTERPRETATION OF WELL LOGGING DATA BELONGING TO BAZHENOV FORMATION OF THE SOUTH-EASTERN REGIONS OF WESTERN SIBERIA

2021 ◽  
Vol 16 (3) ◽  
Author(s):  
S.V. Ryzhkova ◽  
M.A. Fomin ◽  
A.G. Zamirailova ◽  
E.A. Kostyreva ◽  
E.M. Pokryshkina
2021 ◽  
Vol 2 (1) ◽  
pp. 227-235
Author(s):  
Svetlana V. Ryzhkova ◽  
Mikhail A. Fomin ◽  
Al’vina G. Zamirailova ◽  
Elena A. Kostyreva

The article presents the results of revealing the relationship of siliceous, clay, carbonate and organic substances and pyrite from the types of electrical and radioactive logging. The influence of the content of the listed rock-forming components of rocks on the geophysical characteristics is described. The volume lithological model of the Archinskaya-47 well, constructed on the basis of established correlations, is presented.


2020 ◽  
Vol 15 (4) ◽  
Author(s):  
S.V. Ryzhkova ◽  
◽  
E.V. Ponomareva ◽  
A.G. Zamiraylova ◽  
◽  
...  

For the South-Eastern regions of the West Siberian oil and gas province, a model of the structure of the Bazhenov reservoir and criteria for selecting areas that are promising for detecting oil accumulations in the productive level of the South-West Bazhenov Formation are proposed. According to the our criteria, the following characteristics of the object of research are given: the thickness of rocks of the Bazhenov Formation, the thickness of rocks with a Corg content > 7%, catagenesis degree of organic matter, the thickness of the underlying and overlying fluid barriers, current reservoir temperatures of rocks and reservoir pressures in the Bazhenov Formation. Based on a comprehensive analysis of the materials that characterize the above criteria, promising zones of two categories are identified. The Central-Nyurol zone is assigned to the 1st category (the most promising), and the North-Nyurol, East-Nyurol, South-Nyurol, West-Parabel, and Ust-Tym zones are assigned to the 2nd category.


2019 ◽  
Vol 2 (1) ◽  
pp. 156-162
Author(s):  
Elena Ponomareva ◽  
Svetlana Ryzhkova

On the basis of a comprehensive analysis of materials of geochemical, lithological and paleontological studies, the paleogeographic zones of the Volga time were traced. It was revealed that the sea zone with depths of 200-500 m occupied most of the south-western regions of Western Siberia. The zone of the sea with depths up to 100 m was close to the shore. In these zones, heterogeneous rocks of the Bazhenov Formation, the lower units of the Tutleim and Mulym’ya Formation and the upper unit of the Danilov Formation were formed with Corg concentrations from 8 to 0.5 %.


2014 ◽  
Author(s):  
I.V. Goncharov ◽  
V.V. Samoilenko ◽  
N.V. Oblasov

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