Results 51 to 60 of about 61,756 (170)

Impacts of COVID-19 on the oil and gas industry in Brazil. [PDF]

open access: yesRev Bras Med Trab, 2023
Almeida BDA   +4 more
europepmc   +1 more source

Experimental Analysis of Shale Cuttings Migration in Horizontal Wells

open access: yesApplied Sciences
The extraction of shale gas via horizontal drilling presents considerable challenges, primarily due to the accumulation of cuttings within the annular space, resulting in increased friction, torque, and potential drilling complications.
Qiang Fang   +4 more
doaj   +1 more source

Hydrothermally synthetized WO3 coated stainless steel mesh for oil–water separation purposes

open access: yesJournal of Petroleum Exploration and Production Technology
To separate oil–water mixtures especially in oil field operations, new energy-efficient methods are urgently required. Conventional separation techniques using demulsifiers for separation of oil–water mixtures or even use of membranes usually suffered ...
Mohammad Nouri   +3 more
doaj   +1 more source

Extensional trough-controlled sedimentation and organic-rich mudstone/shale distribution during the Late Permian in the northern Sichuan Basin

open access: yesFrontiers in Earth Science
The Upper Permian succession of the northern Sichuan Basin records plume-related extension within a carbonate-platform system characterized by pronounced lateral facies differentiation.
Linqi Wang   +13 more
doaj   +1 more source

Determinants of Workplace Productivity Decline in the Tunisian Onshore Oil and Gas Industry. [PDF]

open access: yesIndian J Occup Environ Med, 2023
Imen A   +5 more
europepmc   +1 more source

Study on main controlling factors of high-felsic shale formation in Qiongzhusi Formation in Jingyan and Ziyang areas

open access: yesShiyou shiyan dizhi
The Lower Cambrian Qiongzhusi Formation in the Jingyan and Ziyang areas is an important shale gas replacement system in the Sichuan Basin, characterized by high-felsic content and favorable reservoir physical properties.
Liang XIONG   +3 more
doaj   +1 more source

A Narrative Review of Health Status and Healthcare Delivery in the Oil and Gas Industry: Impacts on Employees, Employers, and Local Communities. [PDF]

open access: yesHealthcare (Basel), 2023
Fox JL   +6 more
europepmc   +1 more source

Empirical study of magnetohydrodynamic effect on fluid flow in clayey porous media

open access: yesPetroleum Research
Enhancing oil recovery from clayey reservoirs is a significant challenge in petroleum industry due to complex interactions between fluids and rock surfaces, particularly clay swelling.
Farad Kamyabi, Arif Mammad-Zade
doaj   +1 more source

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