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Corrosion properties of an aluminium alloy 7000 series after a new two step precipitation hardening / Otpornost prema koroziji aluminijumske legure serije 7000 posle novog dvostepenog termičkog taloženja
(Belgrade, Serbia : Engineering Society for Corrosion, 2014)
Corrosion properties of an aluminium alloy 7000 series were investigated by different electrochemical methods. The alloy was subjected to the one-step and to a new two-step precipitation hardening. Polarization measurements ...
Determination of Nd-Yag laser parameters for metal threads cleaning in textile artefacts
(Belgrade : Institute of Technical Sciences of the Serbian Academy of Sciences and Arts, 2014)
Textile samples with metallic threads from the collection of the Ethnographic Museum in Belgrade were subjected to Nd: YAG laser irradiation in order to determinate certain parameters for successfully and safely clean ...
Laser Cleaning of Textile Artifacts with Metal Threads: Process Parameter Optimization / Lasersko čišćenje tekstilnih eksponata sa korodiranim metalnim nitima - optimzacije parametara procesa
(Belgrade, Serbia: Military Technical Institute, Belgrade, 2014)
This paper presents the results of the laser cleaning effects on textile samples with corroded metallic threads. In many museum collections, there are textile exhibits like uniforms, national costumes, flags and home ...
Primena lasera u čišćenju korozije na starim tekstilnim predmetima sa metalnim vezama / Application of lasers for corrosion cleaning of ancient textiles with metallic threads
(Inženjersko društvo za koroziju / Engineers Society of Corrosion, 2014)
Klаsične metode čišćenjа starih tekstilnih predmeta sа metаlnim nitimа često puta ne dаje
očekivаne rezultаte. Primenа lаserа u zaštiti i konzervaciji predmetа kulturne bаštine poslednjih
godinа ima veliku ulogu. ...
Preventing and removing of heat tint / Sprečavanje i uklanjanje termičkog oksida (heat tint)
(DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd, 2014)
Heat tinting is a thickening of the naturally occurring oxide layer on the surface of the stainless steels during welding. The thickness of the oxide layer next to the weld depends on the temperature, heating time, and ...
Economizer water-wall damages initiated by feedwater impurities
(Association of Chemical Engineers of Serbia, 2014)
The main causes of efficiency loss in thermal power plants are boiler tube failures that diminish unit reliability and availability, and raise the cost of the electric energy. For that reason, the regular examination of ...