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Afișează articolele 751-760 of 1945
The Different Practical Application of Niobium Carbide Coatings Elaborated by CVD Process
(Universitatea "Dunărea de Jos" din Galați, 2016)
In this paper, the different application of niobium carbide coatings onto hard
carbide substrate was investigated using scanning electron microscope (SEM), Xray
diffractometer (XRD) and micro-hardness. The paper conducted ...
Studies and Researches Regarding the Obtaining and Characterization of Composite Nickel Coatings-Ni/Al2O3, Ni/Kaolin Electrochemically Produced
(Universitatea "Dunărea de Jos" din Galați, 2016)
This study presents the composite nickel coatings electrochemically obtained
using as disperse phases Al2O3 particles and kaolin. There were used Watts
electrolytes, with a pH = 4, current density of 4 A/dm2, a concentration ...
The Influence of the Carbon Content on the Depth of the Carbonitrurat Layer in Fluidized Layer for 1C15, 1C25 and 1C45 Steels
(Universitatea "Dunărea de Jos' din Galați, 2016)
This paper presents the experimental research of carbonitriding
thermochemical processing in fluidized layer performed on some samples of carbon
steel with different carbon contents, the fluidized layer being made up of ...
Tribological Studies Regarding the Crude Rapeseed Oil Press
(Universitatea "Dunărea de Jos" din Galați, 2016)
The aim of this paper is to present a tribology test conducted on crude
rapeseed oil press. The experiments were carried out with four-ball machine. The
oil was tested at speed of 1000 rot/min and loads of 140 N and 200 ...
Aspects Regarding the Traceability in Temperature Measurements
(Universitatea "Dunărea de Jos" din Galați, 2016)
The traceability of national standards to a reference measurement is essential
to correctly translate the information about customer preferences described in
international standards as a prerequisite which exists for the ...
Influence of Some Technological Parametersof Fluidized Bed Carbonitriding on the Surface Hardness of Carbonitrided Parts from Low Allow Steels
(Universitatea "Dunărea de Jos" din Galați, 2016)
The paper describes the experimental research of thermos-chemical treatment
of carbonitriding performed on samples of different brands of low alloy steels.
The technological parameters whose influence on the carbonitrided ...
Reducing the Sludge Quantity Ptoduced from Used Water Purification - a Source of Profit
(Universitatea "Dunărea de Jos" din Galați, 2016)
This paper has its origins in the analysis of a real situation met in the Water
Purification Plant from Cluj-Napoca city. The produced dehydrated sludge is about
70 - 80 tonnes / 24 hours, with a density that allows for ...
The Level of Noise Pollution in University Campuses Administered by the University of 1 December 1918 in Alba Iulia
(Universitatea "Dunărea de Jos" din Galați, 2018)
Sound pollution is becoming a major problem because of multiplying sources
of noise. In this study, I will present the results of the noise measurements carried
out in the four campuses of the 1 Decembrie 1918 University ...
Electrochemical modifications of Titanium and Titanium Alloys Surface for biomedical Applications - A review
(Universitatea 'Dunărea de Jos" din Galați, 2013)
The field of biomaterials requires the input of knowledge from very different
areas such as biology, medicine and engineering so that the implanted material in a
living body to not induce any adverse impacts. The paper ...
Dust Emissions from an Integrated Steel Mill in Correlation with Human Exposure and their Adverse Health Effects
(Universitatea "Dunăreade Jos" din Galați, 2013)
Many of the metallurgical operations contribute to generation of the dust
emissions if these are not properly controlled and managed. The relevant sectors as
important sources for airborne dust are: coke oven plant, ...