Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Júlio Cézar de Oliveira Freitas"'
Autor:
Roxana Pereira Fernandes de Sousa, Fabíola Dias da Silva Curbelo, Alfredo Ismael Curbelo Garnica, Elayne Andrade Araújo, Júlio Cézar de Oliveira Freitas, Glauco Soares Braga
Publikováno v:
Holos, Vol 2, Iss 0, Pp 1-12 (2020)
Os fluidos de perfuração microemulsionados são uma nova tecnologia que objetiva substituir os fluidos base óleo e base água, por possuir alta lubricidade, estabilidade, baixa toxicidade, baixo custo e menor perda de fluido. Assim, este trabalho
Externí odkaz:
https://doaj.org/article/5bed375813fe416da1ade1ecc3eaa68a
Autor:
Elayne Andrade Araújo, Fabíola Dias da Silva Curbelo, Alfredo Ismael Curbelo Garnica, Roxana Pereira Fernandes Sousa, Edson de Andrade Araújo, Glauco Soares Braga, Júlio Cézar de Oliveira Freitas
Publikováno v:
Holos, Vol 2, Iss 0, Pp 16-25 (2018)
This study aimed to develop microemulsion through of ternary system composed of brine (aqueous phase), vegetable oil (oil phase), and non-ionic polyethoxylated surfactants, T20 and T80. From the ternary diagrams obtained, two systems were chosen in t
Externí odkaz:
https://doaj.org/article/bc4d069d4fb9459b977f13f138d637f2
Autor:
Ana Carolina Silva Da Cunha, Ketlyn Marley Gomes Oliveira, Bruno Leonardo De Sena Costa, Júlio Cézar De Oliveira Freitas, Daniel Nobre Nunes Da Silva, Cláudio Regis Dos Santos Lucas, Pedro Tupã Pandava Aum
Publikováno v:
Anais do 11º Congresso Brasileiro de Petróleo e Gás.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3f09bcb36c749d0520b57eee87607e4f
https://doi.org/10.17648/pdpetro-2022-159503
https://doi.org/10.17648/pdpetro-2022-159503
Autor:
Marcílio Nogueira de Souza, Meyrelle Figueiredo Lima, Dennys Correia da Silva, Júlio Cézar de Oliveira Freitas, Marcos Felipe Rodrigues, Rodrigo Balloni Rabelo, Polyana Medeiros de Menezes, Alcides de Oliveira Wanderley Neto
Publikováno v:
SSRN Electronic Journal.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::77385118f79bd916cbec8e113922b490
https://doi.org/10.2139/ssrn.4300279
https://doi.org/10.2139/ssrn.4300279
Publikováno v:
Anais do 11º Congresso Brasileiro de Petróleo e Gás.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::60839202ccd45ee02b5a9df06fcd3de5
https://doi.org/10.17648/pdpetro-2022-159553
https://doi.org/10.17648/pdpetro-2022-159553
Autor:
Fawzi Chamssine, Luiz H. S. Gasparotto, Miguel Angelo Fonsecade Souza, Mahmoud Khalifeh, Julio Cezar de Oliveira Freitas
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-9 (2022)
Abstract Geopolymers are the most promising alternative to Ordinary Portland Cement for oil-well cementing and well abandonment. To that end, the slurry needs a required pumping time ensured by the addition of retarders. Although zinc has been widely
Externí odkaz:
https://doaj.org/article/55d91cbd1901433d93f86a7716e4690c
Autor:
Valdic Luiz da Silva, Laís Sibaldo Ribeiro, Júlio Cezar de Oliveira Freitas, Daniel Nobre Nunes da Silva, Luciene Santos de Carvalho, Marcos Allyson Felipe Rodrigues, Alcides de Oliveira Wanderley Neto
Publikováno v:
Journal of Petroleum Exploration and Production Technology, Vol 10, Iss 7, Pp 2845-2856 (2020)
Abstract After drilling oil wells using oil-based drilling fluid, there is the occurrence of a formation of a thin layer of solids adsorbed on the surface, called filter cake, which must be removed to obtain satisfactory well cementation. The present
Externí odkaz:
https://doaj.org/article/651d4b7d4d974a18b4a3d37923cfbf01
Autor:
Fabiola Dias da Silva Curbelo, Rayanne Macedo Aranha, Alfredo Ismael Curbelo Garnica, Edson de Andrade Araújo, Júlio Cezar de Oliveira Freitas
Publikováno v:
Holos, Vol 4, Iss 0, Pp 125-134 (2017)
Os fluidos de perfuração base óleo têm sido utilizados em perfuração de poços de petróleo por apresentarem características como, lubricidade, fricção mecânica, inibição química, estabilidade do sistema, entre outras, pois minimizam in
Externí odkaz:
https://doaj.org/article/2d04d44a056e42c0b86d63fd8c33e93c
Autor:
Renata Martins Braga, Najara Maira Teodoro, Dulce Maria de Araujo Melo, Flávia de Medeiros Aquino, Joana Maria de Farias Barros, Julio Cezar de Oliveira Freitas
Publikováno v:
Holos, Vol 5, Iss 0, Pp 40-49 (2013)
As peneiras moleculares MCM-41 têm atraído grande interesse devido as suas propriedades de alta área específica, volume e diâmetro de poros controláveis. Estes materiais são aplicados em diversos ramos da indústria química como adsorventes,
Externí odkaz:
https://doaj.org/article/919136796c9b47baa2ac9cc1c2af601f