Results 41 to 50 of about 2,457,187 (381)

Research progress and development direction of low-temperature drilling fluid for Antarctic region

open access: yesPetroleum Exploration and Development, 2022
By combing the characteristics of drilling in Antarctic region, performance requirements on drilling fluid for Antarctic low temperature conditions, and research progress of low temperature drilling fluid, current problems of the drilling fluid have been
Jinsheng SUN   +7 more
doaj  

Biodegradation of Unpretreated Low-Density Polyethylene (LDPE) by Stenotrophomonas sp. and Achromobacter sp., Isolated From Waste Dumpsite and Drilling Fluid

open access: yesFrontiers in Microbiology, 2020
Exploring the catabolic repertoire of natural bacteria for biodegradation of plastics is one of the priority areas of biotechnology research. Low Density Polyethylene (LDPE) is recalcitrant and poses serious threats to our environment.
A. Dey   +3 more
semanticscholar   +1 more source

Formulation and Environmental Impact Evaluation of Walnut and Soya Bean Oil Based Drilling Fluid [PDF]

open access: yes, 2016
One of the oil and gas hazard that associated with drilling operation is oil based drilling fluid and its associated cutting disposition. It is highly imperative for policy maker to propagate the use of environmental friendly oil based mud for drilling ...
Adesina, F. C.   +2 more
core   +1 more source

Numerical simulation of formation damage by drilling fluid in low permeability sandstone reservoirs

open access: yesJournal of Petroleum Exploration and Production, 2021
Understanding the formation damage surrounding the well during the drilling operation is the key to predict damage degree and protect the formation in oil/gas reserviors.
W. He, Zhiqiang Liu
semanticscholar   +1 more source

The experimental assessment and study of ubi kayu starch as fluid loss control agent in water based drilling fluids [PDF]

open access: yes, 2016
The efficiency of a drilling mud, particularly the additives is valued by standard measurement of specific characteristics of the formation. This study presents an investigation on ubi kayu starch as a fluid loss control agent in water-based drilling mud
Abdullah, Norhafizah, Samavati, Raheleh
core   +1 more source

Optimization of Water-based Drilling Fluid Using Non-ionic and Anionic Surfactant Additives [PDF]

open access: yes, 2016
Drilling fluid with better rheological and filtration properties control are required to optimise the performance of oil well drilling. In this study, a non-ionic and anionic surfactant was used as an additive in water-based drilling fluid to optimize ...
Irawan, Sonny   +2 more
core   +1 more source

Determination of the suitable drilling operating parameters in different geological formations El-Sharara Oil Field (South-Western Libya) [PDF]

open access: yes, 2018
Purpose. The objective of this study is to determine the best operating conditions for the most notable drilling parameters (i.e. weight on bit (WOB), rotary drilling speed (RPM), and characteristics of drilling fluid) using field data obtained from El-
Abdellah, W, Boghdady, G, Sayed, M
core   +1 more source

Analysis on the lateral vibration of drill string by mass effect of drilling fluid [PDF]

open access: yesMechanical Sciences, 2019
It is well known that the influence of the internal and external drilling fluid on the lateral vibration characteristics of drillstring cannot be ignored. In this paper, experiment apparatus for simulating drillstring vibration was established. Hammering
C. Yang   +4 more
doaj   +1 more source

Multiple Synergistic Drilling Fluid System Application in Aihu Oilfield

open access: yesMATEC Web of Conferences, 2017
The unstable layer of Aihu oilfield is characterized by strong hydration dispersion and weak expansion. The theory of multiple synergistic wall stabilization was applied to improve synergistic efficiency of the drilling fluid.
Liu Yingbiao   +3 more
doaj   +1 more source

Research on transmission of technology of downward information security for wellbore trajectory control

open access: yesEURASIP Journal on Information Security, 2017
Information transmission is an important part of the wellbore trajectory automatic control system. Combined with the characteristics of the guided drilling system, drilling fluid pulse is selected as a tool for trajectory control.
Lin DeShu, Feng Ding
doaj   +1 more source

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