Căutare 2014 fascicula9 nr1 după Titlu

Afișează articolele 7-13 of 13

    • Particularities of the Management System for Phone Mobile Waste in Romania 

      Ciocan, Anișoara (Universitatea "dunărea de Jos" din Galați, 2014)
      The main objective of this paper is to characterize the management system for mobile phones in Romania. The dimension of cell phone waste flow and the problems related to the collecting and recycling of this waste were ...

    • Recycling of Cellulosic Waste in the Energy Sector 

      Drăgan, Mircea Viorel (Universitatea "Dunărea de Jos" Galați, 2014)
      Biomass is one of the Earth’s most abundant and precious resources. It offers not only food but also energy, materials used for construction, chemicals and much more. Biomass has always been used for generating energy ...

    • Resesrches on the Production of Copper-Based Composites by Powder Metallurgy Methods 

      Boiciuc, Simona; Alexandru, Petrică (Universitatea "Dunărea de Jos" din Galați, 2014)
      The article presents how to obtain copper matrix composite with alloy particles of NiCrBFeAl as complementary phase. The samples were obtained by powder metallurgy methods using different percentages of the additional ...

    • Siderurgy Slags Recovery in Building Industry 

      Bordei, Marian; Enăcache, Liviu; Dragomir, Ștefan (Universitatea "Dunărea de Jos" din Galați, 2014)
      During the metallurgical processes of iron and steel elaboration, besides the basic products, it results a serious of secondary products (wastes) in high quantities but with a high recycle – recovery potential, and their ...

    • Structuras of the Eutectoid Zn-Al Alloy Obtained by Directed Solidification 

      Agapie, Mirela; Varga, Béla (Universitatea "Dunărea de Jos" din Galați, 2014)
      This work analyses the structure of the eutectoid Zn-Al based alloy directionally solidified, with cooling rates ranging between 8.5-0.4 oC/sec. During cooling, the temperature gradient in the liquidus zone, respectively ...

    • Studies and Research on Treatment of Titanium Alloys 

      Dima, Ovidiu; Alexandru, Petrică; Gurău, Gheorghe; Vasilescu, Vlad Gabriel; Vasilescu, Elisabeta (Universitatea "Dunărea de Jos" din Galați, 2014)
      Titanium and its alloys have an extended use due to special properties. The paper highlights the TiZr alloy intended to manufacture prostheses, the influence of plastic deformation on the properties and structure. Applied ...

    • Tribocorrosion-insight Into Material Degradation in Specific Environments 

      Bașa, Sorin-Bogdan; Benea, Lidia (Universitatea "Dunărea de Jos" din Galați, 2014)
      Tribocorrosion is an irreversible surface degradation mechanism of a metallic and/or non-metallic material as a result of its physicochemical and mechanical interactions during relative motion (friction, sliding, impact, ...