4 results for “Angela MICHNEA”

Research ArticleOpen accessIn the author namesAssessment of Lead and Cadmium Content in the Soils and Plants in Industrial AreaGabriela Oprea, Cristina Mihali, Angela Michnea et al.Problem statement: The objective of this research was to assess the degree of soil pollution and also of Plant contamination with lead (Pb) and cadmium (Cd) in Baia Mare city (located in NW Romania) area which used to be one of the most important nonferrous metallurgical centers in Romania. Approach: Soil and plant samples were collected from 3 districts of … …American Journal of Environmental Sciences, Vol. 7, Issue 5 · 31 Oct 2011 · 7,251 accessesView PDF Cite

Research ArticleOpen accessIn the author namesArsenic and Antimony Content in Soil and Plants from Baia Mare Area, RomaniaGabriela Oprea, Angela Michnea, Cristina Mihali et al.Problem statement: The objective of this research was to evaluate the degree of soil contamination with arsenic and antimony in Baia Mare, a nonferrous mining and metallurgical center located in the North West region of Romania. The soil in the area is affected by the emissions of powders containing metals from metallurgical factories. Previous studies indicated the soil contamination with … …American Journal of Environmental Sciences, Vol. 6, Issue 1 · 28 Feb 2010 · 7,773 accessesView PDF Cite

Research ArticleOpen accessIn the author namesAdsorption Kinetic of 8-Hydroxyquinoline on MalachiteGabriela OPREA, Angela MICHNEA, Cristina MIHALIInfluence of temperature and collector concentration on its adsorption rate on mineral surface was studied as regarding to the 8-hydroxyquinoline/malachite system. Theoretical equations as well as experimental data may be useful to estimate the adsorption rate and kinetics connected to the conditioning stage in mineral flotation in order to optimise the selectivity and the recovery of the desired mineral. …American Journal of Applied Sciences, Vol. 4, Issue 8 · 31 Aug 2007 · 6,612 accessesView PDF Cite