Results 11 to 20 of about 185,736,576 (303)

The probleme of gaz condensate systems formation

open access: yesRUDN Journal of Engineering Research, 2008
According to vertical zoning of oil & gas formation generation condensate occurs on a boundary of the main zone of oil formation and the lower zone gas formation. The existing facts allow to allocate upper, up to MZOF, a zone condensate formation. Upper (
E Y Taranenko   +2 more
doaj   +1 more source

CAUSES OF CHANGES IN THE PROPERTIES OF MOTOR OILS IN THE HIGH TEMPERATURE ZONE OF THE ENGINE

open access: yesAmerican Journal Of Applied Science And Technology, 2023
This article examines the causes of changes in the properties of motor oils in the high-temperature zone of the engine. The main reason leading to the formation of high-temperature deposits in engines are oxidative processes occurring in the oil volume ...
Alimova Zebo Hamidullayevna   +1 more
semanticscholar   +1 more source

Habitable Zone Lifetime of Exoplanets around Main Sequence Stars [PDF]

open access: yes, 2013
Funding: Dean's Scholarship at the University of East Anglia.The potential habitability of newly discovered exoplanets is initially assessed by determining whether their orbits fall within the circumstellar habitable zone of their star.
Claire, M.   +4 more
core   +1 more source

Identification of Heavy Oil (Tar Mats) Deposits and Forming Mechanism in the Main Pay of the Zubair Formation in North Rumaila Oil Field, Southern Iraq

open access: yesInternational Journal of Mining Science, 2019
Zubair sandstone reservoir has a variable thick Tar mat (asphaltic) interval near oil water contact and has an impact of the aquifer support of the reservoir.
J. ShaymaaMohammed, H. AmnaMalallah
semanticscholar   +1 more source

BOTTOMHOLE FORMATION ZONE RESTORATION MECHANISMS AND METHODS

open access: yesBulletin of the National Technical University KhPI Series Innovation researches in students' scientific work, 2023
The importance of the choice of well exploitation methods is analyzed. Mechanical methods applicable in carbonate reservoirs are discussed. To maintain the efficiency of field development, it is important to maintain the productivity of wells at the ...
I. Zezekalo   +3 more
semanticscholar   +1 more source

Evaluation of the performance of rear dump trucks for oil shale mining and hauling [PDF]

open access: yes, 2022
Technical memorandum no. 67-42.Includes drawings.These technical memoranda pertain to work performed at Anvil Points.The United States Bureau of Mines facility at Anvil Points, near Rifle, Colorado, was reactivated starting in May 1964 and was operated ...

core  

Structural characteristics and main controlling factors on petroleum accumulation in Zagros Basin, Middle East

open access: yesJournal of Natural Gas Geoscience, 2018
Zagros Basin is one of the essential basins in the Middle East with the giant oil and gas reserves. It is indicated by regional tectonic and sedimentary evolution, basin structural division, petroleum distribution characteristics and main controlling ...
Xiaobing Liu   +4 more
doaj   +1 more source

Development of a hydrocarbon completion system for wells with low bottomhole temperatures for conditions of oil and gas fields in Eastern Siberia

open access: yesZapiski Gornogo instituta, 2022
The paper presents the results of investigations on the influence of low bottomhole temperatures in the intervals of productive formations on the technological properties of solutions used for drilling and completion of wells in order to determine the ...
M. Dvoynikov, M. Budovskaya
semanticscholar   +1 more source

RESEARCH OF METHODS FOR INTENSIFICATION OF OIL PRODUCTION FROM LOWER CRETACEOUS SEDIMENTS OF GORYACHEISTOCHNENSKOE FIELD

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2021
At the present stage, the oil industry faces serious challenges in finding new effective technologies to enhance oil recovery. During the development of the Lower Cretaceous oil deposits, there is a tendency for significant decrease in well production ...
Mubarik M. Bakraev   +3 more
doaj   +1 more source

Groundwater compatibility with formation water and pay zone rocks in Pervomaysk oil-gas-condensate field to maintain formation pressure [PDF]

open access: yes, 2016
The paper describes the research results in determining the compatibility of groundwater from Aptain-Albian-Cenomanian aquifer with formation water and pay zone rocks in U1 layer sediments, Pervomaysk oil ...
Trifonov, Nikolay Sergeevich   +2 more
core   +1 more source

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