Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Helcio Jose Izario Filho"'
Autor:
Messias Borges Silva, Oswaldo Luiz Cobra Guimaraes, Carla Cristina Almeida Loures, Gisella Rossana Lamas Samanamud, Andre Luiz de Souza, Helcio Jose Izario Filho, Andre Luiz de Castro Peixoto
Publikováno v:
Revista Ambiente & Água, Vol 8, Iss 1, Pp 48-61 (2013)
Leachates exhibiting an unstable ratio of biochemical oxygen demand (BOD) and chemical oxygen demand (COD) of approximately 0.45 are typical of new landfills in the City of Cachoeira Paulista, Brazil. Although the organic matter portion is bio-treata
Externí odkaz:
https://doaj.org/article/c9221297207441509ab1917f60d6c8a1
Autor:
Hélcio José Izário Filho, Adriano Francisco Siqueira, Oswaldo Luiz Cobra Guimarães, Marco Aurélio Kondracki de Alcântara, Diovana Aparecida dos Santos Napoleão, Nicoly Milhardo Lourenço Nohara
Este livro tem como objetivo principal apresentar um estudo abrangente sobre diversos tipos de processos oxidativos na degradação de lixiviados de aterros sanitários, também denominados de chorume. O chorume, classificado pela Usepa como um mater
Autor:
Carina Aline Prado, Mariana Paiva Batagini Giron, Fernanda Gonçalves Mendes, Marco Aurélio Kondracki de Alcântara, Hélcio José Izário Filho
Publikováno v:
Revista Ambiente & Água, Vol 14, Iss 4, Pp 1-11 (2019)
Sustainability encompasses several aspects, one of which is the reuse of nutrient-rich effluent. In recent years, improper disposal of pharmaceuticals and pharmaceutical effluent, which contain recalcitrant compounds, has caused great environmental d
Externí odkaz:
https://doaj.org/article/2f3c34bb76f74432ba3df9e416f83334
Autor:
André Luis de Castro Peixoto, Rodrigo Fernando dos Santos Salazar, Jayne Carlos de Souza Barboza, Hélcio José Izário Filho
Publikováno v:
Revista Ambiente & Água, Vol 13, Iss 2, Pp 1-16 (2018)
This research evaluated the physicochemical parameters of a leachate sample from a controlled landfill in the city of Guaratinguetá-SP. The evaluation was conducted using spectrometric and spectrophotometric methods in order to assess the formation
Externí odkaz:
https://doaj.org/article/aac1ff5e385e4e10ad283d19e78aafc4
Autor:
Alessandro Sampaio Cavalcanti, Hélcio José Izário Filho, Oswaldo Luiz Cobra Guimarães, Adriano Francisco Siqueira
Publikováno v:
Revista Ambiente & Água, Vol 10, Iss 1, Pp 89-106 (2015)
O chorume em estudo é oriundo da cidade de Cachoeira Paulista-SP, apresentando baixa biodegradabilidade, devendo ser pré-tratado por um processo oxidativo. O objetivo desse trabalho foi obter um modelo neural em conjunto com análises estatísticas
Externí odkaz:
https://doaj.org/article/1b2b6b4b091a409fbba64aa2c99c3a65
Publikováno v:
Revista Ambiente & Água, Vol 9, Iss 2, Pp 325-335 (2014)
O processamento de leite para produção de queijo gera uma grande quantidade de soro. Este subproduto de laticínios pode ser considerado como matéria-prima na indústria de alimentos, especialmente em produtos agroindustrial para complementar e su
Externí odkaz:
https://doaj.org/article/66705e74902d4aa3bffcf15b5a2d5f0e
Autor:
Oswaldo Luiz Cobra Guimarães, Hélcio José Izário Filho, Alessandro Sampaio Cavalcanti, João Victor Serafim Pancotto, Marco Aurélio Kondracki de Alcântara, Mariana Pereira Demarchi Costa
Publikováno v:
Revista Ambiente & Água, Vol 8, Iss 1, Pp 290-306 (2013)
The objective of this work was to study the treatment of landfill leachate liquid in nature, after the use of a combination of advanced oxidation processes. More specifically, it compared heterogeneous catalysis with TiO2 to homogeneous catalysis wit
Externí odkaz:
https://doaj.org/article/6345a67ff7b4492bbb611468d81d0418
Publikováno v:
Revista Ambiente & Água, Vol 6, Iss 3, Pp 98-109 (2011)
Among industries producing foodstuffs, the dairy industry is notable for producing great amount of wastewater and high water consumption. Organic loading treatment based on biological degradation is a preferential treatment for dairy wastewater and e
Externí odkaz:
https://doaj.org/article/e7b01d2959ae4de1b1506cdc1fbeaecd
Autor:
Rodrigo Fernando dos Santos Salazar, Marco Aurélio Kondracki de Alcântara, Hélcio José Izário Filho
Publikováno v:
Revista Brasileira de Ciência do Solo, Vol 35, Iss 1, Pp 241-248 (2011)
Nickel, although essential to plants, may be toxic to plants and animals. It is mainly assimilated by food ingestion. However, information about the average levels of elements (including Ni) in edible vegetables from different regions is still scarce
Externí odkaz:
https://doaj.org/article/090e94b58b174feb85df74d31020e200
Autor:
André Luís de Castro Peixoto, Renata Alves de Brito, Rodrigo Fernando dos Santos Salazar, Oswaldo Luiz Cobra Guimarães, Hélcio José Izário Filho
Publikováno v:
Química Nova, Vol 31, Iss 7, Pp 1641-1647 (2008)
COD is an important parameter to estimate the concentration of organic contaminants. The closed system technique with the use of K2Cr2O7 is the most important one, however, it has the inconvenience to suffer positive chemical interferences from inorg
Externí odkaz:
https://doaj.org/article/3666dd5a932748dc942dce6924896fd9