Results 21 to 30 of about 37,987 (209)

Transient Fluid Flow Modeling in Fractured Aquifer of Sechahoon Iron Mine Using Finite Element Method [PDF]

open access: yesInternational Journal of Mining and Geo-Engineering, 2016
Considering the fact that a large volume of iron reserve in the Sechahoon Iron Mine in Yazd Province has located under the water table, it is necessary to conduct a comprehensive study on water flow within the pit and its surroundings.
Mojtaba Darabi   +3 more
doaj  

THE EFFECT OF DY- DOPING ON THE STRUCTURAL AND MAGNETIC PROPERTIES OF MN-ZN FERRITE NANOPARTICLES

open access: yesJournal of Advanced Materials in Engineering, 2021
Mn0.8Zn0.2Fe2-xDyxO4 (where x= 0, 0.025, 0.05, 0.075, 0.1) ferrite nanoparticles were synthesized by auto- combustion sol-gel method for the first time in this study.
M. Shayestefar   +2 more
doaj  

Experimental research into the effect of some operation factors and rock properties on the rate of penetration [PDF]

open access: yes, 2020
Purpose. The purpose of this research is to investigate the effect of weight on bit (WOB), rotary speed (RPM), and some rock properties on the rate of penetration (ROP). Methods.
Ali, Mahrous A.M.   +4 more
core   +1 more source

Geometrical modeling of fluid inclusion to predict the microthermometric properties: a case study at the Mehdiabad Pb-Zn deposit

open access: yesJournal of Economic Geology, 2019
Introduction Fluid inclusions are small, usually microscopic, volumes of pore fluid, which are crystallographically trapped in rocks during diagenesis or fracture healing processes.
Amin Hossein Morshedy   +2 more
doaj   +1 more source

Effect of temperature patterns on iron nugget formation in fluxless processing of titanomagnetite

open access: yesScientific Reports, 2022
The technology used to process titanomagnetite is currently limited to the rotary kiln-electric furnace. Other techniques are being developed, including the separation of iron in the form of iron nugget from the reduction of titanomagnetite with coal ...
Zulfiadi Zulhan   +3 more
doaj   +1 more source

Ecological Life Cycle Assessment Modified Novolaks Waste Used in Industrial Wastewater Treatment [PDF]

open access: yes, 2017
Ecological Life Cycle Assessment (LCA) applied in the assessment of the impact of products on the environment is a technique that allows for the evaluation of the environmental impact of polymeric flocculants used in industrial wastewater treatment ...
Bajdur, Wioletta M.   +3 more
core   +2 more sources

Applied scientific and systemic problems of the related ore-dressing plants interaction in the event of decommissioning the massif that separates their quarries [PDF]

open access: yes, 2020
Purpose. Determining the possible and substantiating expedient alternate design and engineering decisions regarding the stage of spacial union of the adjacent quarries belonging to various owners by mining the rock pillar between the No. 3 quarry of PJSC
Azarian, Volodymyr   +5 more
core   +1 more source

A review of the management of the mining and metallurgical engineering discipline of the NSFC in 2023

open access: yes工程科学学报
This paper summarizes the application, review, and award of research funding in the Mining and Metallurgical Engineering discipline in the topics of petroleum engineering, mining engineering, safety science and engineering, and metallurgy and material ...
Xibo WANG   +5 more
doaj   +1 more source

Large firms and catch-up in a transitional economy: the case of Shougang Group in China [PDF]

open access: yes, 2001
This study examines the possibility of catch-up of the Chinese steel industry, in particular the Shougang Group, with the leading global steel giants.
Nolan, P, Yeung, Godfrey
core   +1 more source

Knowledge base to facilitate anthropogenic resource assessment [PDF]

open access: yes, 2020
Non-energy mineral resources such as iron and ferro-alloy metals, non-ferrous metals, precious metals, industrial minerals and construction materials are essential for industrial production, the prosperity of nations and modern living ...
Blasenbauer, Dominik   +27 more
core   +4 more sources

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