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Analysis of Acid Drainage Flow Zones in a Rocky Massif in a Uranium Mine from Structural and Geophysical DiagnosesAnálisis de las zonas de flujo de drenaje ácido en un macizo rocoso de una mina de uranio a partir de diagnósticos estructurales y geofísicos
(2021-01-01)
During its 13 years of non-continuous operation, the Osamu Utsumi Mine has generated serious environmental impacts. This mining complex is now attempting to decommission this uranium mine to reduce its environmental ...
Destruction of malodorous compounds using heterogeneous photocatalysis
(Amer Chemical SocWashingtonEUA, 1999)
Nanocompósitos baseados em quantum dots de CdS e CdS:Cu suportados em mercaptopropilsílica : síntese, caracterização e aplicação em fotocatáliseNANOCOMPOSITES BASED ON CdS AND CdS:Cu QUANTUM DOTS SUPPORTED ON MERCAPTOPROPYL-SILICA: synthesis, characterization and application in photocatalysis.
(Universidade Federal de SergipePós-Graduação em Ciência e Engenharia de MateriaisBRUFS, 2017)
Complexos de Cromo(III)-salen como catalisadores em reações de oxidação de sulfetos
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Química - PPGQ, 2009-02-06)
Transition metal complexes participate in many chemical processes. The study of these complexes is very interesting because of the diversified chemistry and great utility. Transition metal complexes act as catalysts in ...
Avaliação da remoção de sulfeto de hidrogênio do gás natural em uma coluna de absorção
(Universidade Federal do Rio Grande do NorteBRUFRNPrograma de Pós-Graduação em Engenharia QuímicaPesquisa e Desenvolvimento de Tecnologias Regionais, 2009-03-05)
Natural gas, although basically composed by light hydrocarbons, also presents in its composition gaseous contaminants such as CO2 (carbon dioxide) and H2S (hydrogen sulfide). Hydrogen sulfide, which commonly occurs in oil ...
CONDUCTIVE GEOPHYSICAL ANOMALIES ASSOCIATED WITH PETROLEUM HYDROCARBON BIODEGRADATION PROCESS IN A NON-SATURATED ZONE
(Helmholtz Centre Environmental Research-ufz, 2008-01-01)
Geophysical surveys using eletroresistivity methods and hidrochemical analyses were applied aiming the characterization of geoelectrical signatures in hydrocarbon contaminated sites located in an industrial site in Sao ...
Sensores ópticos para quantificação de sulfeto de hidrogênio em matrizes gasosas por espectrometria de floorescênica do UV-visível e espectroscopia de absorção no infravermelho: João Flávio da Silveira Petruci. -
(Universidade Estadual Paulista (Unesp), 2014-02-24)
Among the gaseous pollutants, hydrogen sulfide and its derivatives – also know as Reduced Sulfur Compounds (RSC) – have been attracting attention due their high toxicity, corrosive proprieties and involvement in several ...