Search Results - "de Souza, Elessandre"

Gelation Behavior of Polyacrylamide-Polyethyleneimine: Effects of Diethylenetriamine and Glycerol Addition by Marques, Nívia, de Morais, Stéphanie, da Câmara, Paulo, de Souza, Elessandre, Balaban, Rosangela

“…Polymer gel systems find applications in diverse areas, ranging from contact lenses to agriculture and oil production. In general, polyacrylamide (PAM) gels…”
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Mechanical Performance of Bentonite Plugs in Abandonment Operations of Petroleum Wells by Oliveira, Laura Rafaela Cavalcanti de, Lima, Mário César de Siqueira, Costa, Waleska Rodrigues Pontes da, Gonçalves, Ruth Luna do Nascimento, Costa, Anna Carolina Amorim, Nóbrega, Karine Castro, Souza, Elessandre Alves de, Amorim, Luciana Viana

“…This study aims to evaluate how the operational procedure adopted for pellet placement and the exposure to subsurface conditions influence the mechanical…”
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Emulsions of glycerol in olefin: A critical evaluation for application in oil well drilling fluids by Celino, Karoline Nóbrega, Souza, Elessandre Alves de, Balaban, Rosangela de Carvalho

“…•New drilling fluids of glycerol in olefin emulsions for ultra-deep waters.•Low reactivity of clay and saline formation with the new drilling fluids.•A new…”
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Hydrophobically modified carboxymethylcellulose: additive for aqueous drilling fluids under low and high temperature conditions by de Lima, Bruna Luiza Batista, do Nascimento Marques, Nívia, de Souza, Elessandre Alves, de Carvalho Balaban, Rosangela

“…The use of additives from renewable sources in drilling fluids has received special attention due to crescent environmental regulations. At the same time,…”
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Effects of solids with different mineralogical compositions on the properties of olefinic fluids used for drilling pre-salt wells by Lima, Mário C. de S., Nóbrega, Karine C., Amorim, Luciana V., Nascimento, Renalle C. A. de M., Costa, Waleska R. P. da, Costa, Anna C. A., Gonçalves, Ruth L. do N., de Souza, Elessandre A.

“…This work aimed to evaluate the effect of the addition of fine solids with different mineralogical compositions on the physical properties of olefinic fluids…”
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Polyacrylamide and polyethylenimine mixed hydrogels tailored with crude glycerol for conformance fluids: Gelation performance and thermal stability by Câmara, Paulo César França da, Morais, Stéphanie Cavalcante de, Marques, Nívia do Nascimento, de Souza, Elessandre Alves, Gasparotto, Luiz Henrique da Silva, Balaban, Rosangela de Carvalho

“…[Display omitted] •Crude glycerol was combined with PAM and PEI to produce long term stable gels.•The incorporation of crude glycerol enhanced thermal…”
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Modeling the impact of the temperature profile on the sedimentation process for shear thinning suspensions in the annulus of oil well by Motta, Allan Barbosa Geoffroy, de Souza, Juliana Mariano, Oliveira, Kamila de Sá, de Souza, Elessandre Alves, Meleiro, Luiz Augusto da Cruz, Calçada, Luís Américo, Scheid, Cláudia Miriam

“…The particle settling phenomena were broadly studied in the literature experimentally and numerically. To the best of our knowledge, previous works do not…”
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Emulsion-based drilling fluids: Rheological properties preservation facing changes on the temperature, pressure and dispersed phase by Celino, Karoline Nóbrega, Fernandes, Rafael da Silva, de Morais, Stéphanie Cavalcante, de Souza, Elessandre Alves, Balaban, Rosangela de Carvalho

“…•Different dispersed phases were evaluated in olefin-based drilling fluids.•Crude glycerol was investigated in substitution of NaCl brine in olefin fluids.•The…”
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Versatile hydrolyzed polyacrylamide-polyethyleneimine gels reinforced with glycerol for plugging and abandonment of oil wells by de Morais, Stéphanie Cavalcante, do Nascimento Marques, Nivia, da Câmara, Paulo César França, de Souza, Elessandre Alves, de Carvalho Balaban, Rosangela

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Thermal energy storage technology to control rheological properties of drilling fluid by Paixão, Marcus Vinicius Gomes, da Silva Fernandes, Rafael, de Souza, Elessandre Alves, de Carvalho Balaban, Rosangela

“…•Hybrid magnetic-metallic nanoparticles were developed.•Multilayer nanoparticles acted as a heat exchanger in water-based drilling fluid.•New and efficient…”
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