Search Results - "Porto, Paulo"

Electrocoagulation with polarity switch for fast oil removal from oil in water emulsions by Gobbi, Lorena C.A., Nascimento, Izabela L., Muniz, Eduardo P., Rocha, Sandra M.S., Porto, Paulo S.S.

“…An electrocoagulation technique using a 3.5 L reactor, with aluminum electrodes in a monopolar arrangement with polarity switch at each 10 s was used to…”
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A new magnetic composite with potential application in boron adsorption: Development, characterization, and removal tests by Pinotti, Camila N., de Souza, Luana M., Marques, Willbrynner P., Proveti, José R.C., Jesus, Honério C., Freitas, Jair C.C., Porto, Paulo S.S., Muniz, Eduardo P., Passamani, Edson C.

“…In this work, a new magnetic composite, with good performance in the adsorption of boron from aqueous solutions, is proposed. The composite was prepared from…”
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Oily wastewater treatment by a continuous flow electrocoagulation reactor with polarity switch: Assessment of the relation between process variables and the aluminum released to the environment by Nascimento, Bárbara Zon, Muniz, Eduardo Perini, Bueno Cotta, Aloisio José, Couto Oliveira, Flavio Duarte, Sérgio da Silva Porto, Paulo

“…Electrocoagulation with electrical polarity inversion was used to treat oil in water emulsions (145 ± 5 mg dm−3) using a cylindrical 4.8 dm3 reactor in…”
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Pore size increase in sol–gel prepared non-stochiometric magnesium ferrite composite during phosphorous removal from water by Marques, Willbrynner Pereira, de Souza, Janiomar Barros, Muniz, Eduardo Perini, Proveti, José Rafael Capua, da Silva Porto, Paulo Sérgio, Santório, Ricardo, da Silva, Adriano, Passamani, Edson Caetano

“…Phosphorous removal from water by two novel adsorbents was achieved with competitive efficiency. The adsorbents were synthesized using a Sol–Gel method by…”
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The Wonderful and the Useful: the Experiments in Samuel Parkes' Chemical Catechism by Silva, Raissa, Baldinato, José, Porto, Paulo

“…This article aims to present an overview of the experiments contained in Samuel Parkes’ book, Chemical Catechism. In a context of great interest towards…”
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New insights on the removal of mineral oil from oil-in-water emulsions using cork by-products: Effect of salt and surfactants content by Souza, Renata S., Porto, Paulo S.S., Pintor, Ariana M.A., Ruphuy, G., Costa, M.F., Boaventura, Rui A.R., Vilar, Vítor J.P.

“…[Display omitted] •Acidic conditions favored O&G removal from emulsions using cork granules.•O&G sorption onto cork granules is governed by a partition…”
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Electrocoagulation using perforated electrodes: An increase in metalworking fluid removal from wastewater by Avancini Dias, Oriane, Perini Muniz, Eduardo, da Silva Porto, Paulo Sérgio

“…[Display omitted] •An electrocoagulation system was built to separate emulsified metal cutting fluid from water.•Both pH and metal cutting fluid removal…”
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Roads to growth: The Brazilian way by Bottasso, Anna, Conti, Maurizio, Costacurta de Sa Porto, Paulo, Ferrari, Claudio, Tei, Alessio

“…In this study we analyze the impact of road network extensions on economic development for a panel of industries in a set of Brazilian states observed over the…”
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On cobalt ferrite production by sol-gel from orange fruit residue by three related procedures and its application in oil removal by Muniz, Eduardo P., de Assunção, Letícia S.D., de Souza, Luana M., Ribeiro, Jomar J.K., Marques, Willbrynner P., Pereira, Rodrigo D., Porto, Paulo S.S., Proveti, José Rafael C., Passamani, Edson C.

“…Magnetic separation of oil from water by cobalt ferrite (CoFe2O4) was studied. Ferrite was produced using orange albedo and pectin extraction (PI) and…”
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Crude oil wastewater treatment by electrocoagulation in a continuous process with polarity switch by Shonza, Nasibu Samson, Andreatta, Domênico, Muniz, Eduardo Perini, Dalmaschio, Cleocir José, de Freitas, Rodrigo Randow, Porto, Paulo Sérgio da Silva

“…The influence of the distance between electrodes, electrical current, and flow rate of emulsified crude oil in water effluent through an electrocoagulation…”
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Tangential effluent inlet in a cylindrical electrocoagulation reactor containing curved electrodes, and its use in crude oil in water treatment by Andreatta, Domênico, Shonza, Nasibu Samson, Muniz, Eduardo Perini, Bacelos, Marcelo Silveira, Dalmaschio, Cleocir José, Porto, Paulo Sérgio da Silva

“…A continuous electrocoagulation reactor, with curved electrodes, polarity switch, and cylindrical geometry, was used for emulsified crude oil in water…”
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A ÉTICA QUÍMICA E SEU ENSINO A ESTUDANTES DE QUÍMICA by Evandro F Rozentalski, Paulo A Porto

“…CHEMICAL ETHICS AND ITS TEACHING TO CHEMISTRY STUDENTS. This paper aims at broadening the understanding of scientific ethics by addressing chemical ethics,…”
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PORT AND LOCAL ECONOMIC DEVELOPMENT: WHAT DIRECTION OF THE IMPACTS? by Porto, Paulo Costacurta de Sá, Ferrari, Claudio

“…It is well known that there are impacts of port activities on local economic development, and that economic activity at the local level influences port…”
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Mineral oil recovery from cork granules by a mechanical compression method: Compression cycles analysis by Porto, Paulo S.S., Souza, Renata S., Pesqueira, Joana F.J.R., Boaventura, Rui A.R., Vilar, Vítor J.P.

“…The aim of this study was to investigate the recovery of mineral oil from oil-loaded regranulated cork (RGC) particles by a mechanical compression method using…”
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Using on site data to study efficiency in industrial granite cutting by Faria, Rômulo Furtado, Muniz, Eduardo Perini, Oliveira, Luiz Gabriel Souza, Proveti, José Rafael Capua, Porto, Paulo Sérgio da Silva

“…The sawing process of granite samples from thirty-eight kinds of rocks by a diamond multi-wire saw in an ornamental rock processing plant in the city of Nova…”
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Editorial: Resource Recovery From Wastewater Treatment by Pintor, Ariana M. A., Porto, Paulo S. S., Neto, Belmira, Botelho, Cidália M.S.

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Features of meteoric diagenesis in coquinas of Morro do Chaves Formation (Barremian-Aptian of Sergipe-Alagoas Basin) by Porto-Barros, João Paulo, Mendes, Ighor Dienes, Bó, Patrick Führ Dal’

“…Abstract The Morro do Chaves Formation (Barremian-Aptian of the Sergipe-Alagoas Basin) presents a sedimentary succession of approximately 150 m of thickness,…”
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Um olhar sobre Jose Medeiros by Porto, Paulo

“…Resenha do livro "O olhar e a palavra - Fotojornalismo de José Medeiros na revista O Cruzeiro" (São Paulo: All Print Editora, 2012), de Ranielle Leal…”
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A pilha de Daniell: um estudo de caso histórico by Costa, Mayra Cristina da Silva, Porto, Paulo Alves

“…O modelo didático da pilha de Daniell tem papel central no ensino de eletroquímica, associado a conceitos fundamentais, tais como as reações de oxirredução. O…”
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ENTRE TIPOS E RADICAIS: A CONSTRUÇÃO DO CONCEITO DE VALÊNCIA by Nogueira, Helena, Porto, Paulo

“…This paper presents a historical case study regarding the development of the concept of valence in late nineteenth and early twentieth centuries. The case…”
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