Search Results - "Castro, Douglas Alberto Rocha de"

Depolymerization of PMMA-Based Dental Resin Scraps on Different Production Scales by Ribeiro, Haroldo Jorge da Silva, Ferreira, Armando Costa, Ferreira, Caio Campos, Pereira, Lia Martins, Santos, Marcelo Costa, Guerreiro, Lauro Henrique Hamoy, Assunção, Fernanda Paula da Costa, da Mota, Sílvio Alex Pereira, Castro, Douglas Alberto Rocha de, Duvoisin, Sergio, Borges, Luiz Eduardo Pizarro, Machado, Nélio Teixeira, Bernar, Lucas Pinto

“…This research explores the depolymerization of waste polymethyl methacrylate (PMMAW) from dental material in fixed bed semi-batch reactors, focusing on three…”
Get full text

Simulation of Organic Liquid Product Deoxygenation through Multistage Countercurrent Absorber/Stripping Using CO2 as Solvent with Aspen-HYSYS: Process Modeling and Simulation by Junior, Manoel Raimundo dos Santos, Costa, Elinéia Castro, Ferreira, Caio Campos, Bernar, Lucas Pinto, da Silva, Marcilene Paiva, de Andrade Mâncio, Andréia, Santos, Marcelo Costa, da Mota, Sílvio Alex Pereira, de Castro, Douglas Alberto Rocha, Junior, Sergio Duvoisin, Borges, Luiz Eduardo Pizarro, Araújo, Marilena Emmi, Machado, Nélio Teixeira

“…In this work, the deoxygenation of organic liquid products (OLP) obtained through the thermal catalytic cracking of palm oil at 450 °C, 1.0 atmosphere, with…”
Get full text

Economic Feasibility Assessment of the Thermal Catalytic Process of Wastes: Açaí Seeds (Euterpe oleracea) and Scum from Grease Traps by Amaral, Anderson, Bernar, Lucas, Ferreira, Caio, de Oliveira, Romero, Pereira, Anderson, Pereira, Lia, Santos, Marcelo, Assunção, Fernanda, Bezerra, Kelly, Almeida, Hélio, Mendonça, Neyson, Tavares, Antônio, Pereira, José, da Mota, Sílvio, de Castro, Douglas, Duvoisin, Sergio, Borges, Luiz, Machado, Nélio

“…In this work, a techno-economic assessment of the production of bio-oil, coke and gas, via thermo-catalytic pyrolysis followed by distillation, is…”
Get full text

Process Analysis of Main Organic Compounds Dissolved in Aqueous Phase by Hydrothermal Processing of Açaí (Euterpe oleraceae, Mart.) Seeds: Influence of Process Temperature, Biomass-to-Water Ratio, and Production Scales by da Silva, Conceição de Maria Sales, de Castro, Douglas Alberto Rocha, Santos, Marcelo Costa, Almeida, Hélio da Silva, Schultze, Maja, Lüder, Ulf, Hoffmann, Thomas, Machado, Nélio Teixeira

“…This work aims to systematically investigate the influence of process temperature, biomass-to-water ratio, and production scales (laboratory and pilot) on the…”
Get full text

Investigation of the Adsorption Process of Biochar Açaí (Euterpea olerácea Mart.) Seeds Produced by Pyrolysis by Guerreiro, Lauro Henrique Hamoy, Baia, Ana Cláudia Fonseca, Assunção, Fernanda Paula da Costa, Rodrigues, Gabriel de Oliveira, e Oliveira, Rafael Lopes, Junior, Sergio Duvoisin, Pereira, Anderson Mathias, de Sousa, Erika Milene Pinto, Machado, Nélio Teixeira, de Castro, Douglas Alberto Rocha, Santos, Marcelo Costa

“…This work aims to investigate the influence of temperature and chemical impregnation in the textural and morphological composition of the bio-adsorbent of…”
Get full text

Production of Fuel-Like Fractions by Fractional Distillation of Bio-Oil from Açaí (Euterpe oleracea Mart.) Seeds Pyrolysis by Rocha de Castro, Douglas, da Silva Ribeiro, Haroldo, Hamoy Guerreiro, Lauro, Pinto Bernar, Lucas, Jonatan Bremer, Sami, Costa Santo, Marcelo, da Silva Almeida, Hélio, Duvoisin, Sergio, Pizarro Borges, Luiz, Teixeira Machado, Nélio

“…This work investigates the effect of production scales (laboratory, bench, and pilot) by pyrolysis of Açaí (Euterpe oleracea Mart.) seeds at 450 °C and 1.0…”
Get full text

Economic Feasibility Study of the Production of Biogas, Coke and Biofuels from the Organic Fraction of Municipal Waste Using Pyrolysis by Rodrigues, Benedito Franciano Ferreira, Amaral, Anderson Rocha, Assunção, Fernanda Paula da Costa, Bernar, Lucas Pinto, Santos, Marcelo Costa, Mendonça, Neyson Martins, Pereira, José Almir Rodrigues, Castro, Douglas Alberto Rocha de, Duvoisin, Sergio, Oliveira, Pablo Henrique Ataide, Borges, Luiz Eduardo Pizarro, Machado, Nélio Teixeira

“…The objective of this study is to analyze the economic viability of municipal household solid waste (organic matter + paper) for the production of gas, coke…”
Get full text

Biodiesel synthesis via heterogeneous catalysis: application of new material based on mixed oxides (Na-FeAlO) obtained from the microstructural transformation of red mud by de Jesus Moraes, Rosineide, Solino Câmara, Marcos Valério, de Jesus Pantoja da Gama, Valtiane, Silva Machado Rodrigues, Jocelia, Carmo da Silva, Jhemison, Oliveira da Mota, Laura Beatriz, de Souza Rocha, Eleane Monaliza, de Andrade Mancio da Mota, Andréia, Alberto Rocha de Castro, Douglas, Duvoisin, Sergio, Teixeira Machado, Nélio, Alex Pereira da Mota, Silvio

Get full text

Improving the Bio-Oil Quality of Residual Biomass Pyrolysis by Chemical Activation: Effect of Alkalis and Acid Pre-Treatment by Daniel Valdez, Gérson, Valois, Flávio, Bremer, Sammy, Bezerra, Kelly, Hamoy Guerreiro, Lauro, Santos, Marcelo, Bernar, Lucas, Feio, Waldeci, Moreira, Luiz, Mendonça, Neyson, de Castro, Douglas, Duvoisin, Sergio, Borges, Luiz, Machado, Nélio

“…In this study, we investigated the acid (HCl) and alkali (KOH) chemical activation of açaí seeds (Euterpe Oleraceae, Mart.) pre-treatment before pyrolysis at…”
Get full text

Catalytic Upgrading of Residual Fat Pyrolysis Vapors over Activated Carbon Pellets into Hydrocarbons-like Fuels in a Two-Stage Reactor: Analysis of Hydrocarbons Composition and Physical-Chemistry Properties by Bernar, Lucas Pinto, Ferreira, Caio Campos, Costa, Augusto Fernando de Freitas, Ribeiro, Haroldo Jorge da Silva, dos Santos, Wenderson Gomes, Pereira, Lia Martins, Pereira, Anderson Mathias, Moraes, Nathalia Lobato, Assunção, Fernanda Paula da Costa, Mota, Sílvio Alex Pereira da, de Castro, Douglas Alberto Rocha, Santos, Marcelo Costa, Mendonça, Neyson Martins, Duvoisin, Sergio, Borges, Luiz Eduardo Pizarro, Machado, Nélio Teixeira

“…This work investigated the influence of the reaction time and catalyst-to-residual fat ratio by catalytic upgrading from pyrolysis vapors of residual fat at…”
Get full text

Characterization of Bio-Adsorbents Produced by Hydrothermal Carbonization of Corn Stover: Application on the Adsorption of Acetic Acid from Aqueous Solutions by Costa, Maria Elizabeth Gemaque, da Costa Assunção, Fernanda Paula, Teribele, Tiago, Pereira, Lia Martins, de Castro, Douglas Alberto Rocha, Santo, Marcelo Costa, da Costa, Carlos Emerson Ferreira, Shultze, Maja, Hofmann, Thomas, Machado, Nélio Teixeira

“…In this work, the influence of temperature on textural, morphological, and crystalline characterization of bio-adsorbents produced by hydrothermal…”
Get full text

Improving Fuel Properties and Hydrocarbon Content from Residual Fat Pyrolysis Vapors over Activated Red Mud Pellets in Two-Stage Reactor: Optimization of Reaction Time and Catalyst Content by Ferreira, Caio Campos, Bernar, Lucas Pinto, de Freitas Costa, Augusto Fernando, da Silva Ribeiro, Haroldo Jorge, Santos, Marcelo Costa, Moraes, Nathalia Lobato, Costa, Yasmin Santos, Baia, Ana Cláudia Fonseca, Mendonça, Neyson Martins, da Mota, Sílvio Alex Pereira, da Costa Assunção, Fernanda Paula, de Castro, Douglas Alberto Rocha, Quaresma, Carlos Castro Vieira, Duvoisin, Sergio, Borges, Luiz Eduardo Pizarro, Machado, Nélio Teixeira

“…Catalytic upgrading of vapors from pyrolysis of triglycerides materials is a promising approach to achieve better conversions of hydrocarbons and production of…”
Get full text

Process Analysis of PMMA-Based Dental Resins Residues Depolymerization: Optimization of Reaction Time and Temperature by dos Santos, Paulo Bisi, Ribeiro, Haroldo Jorge da Silva, Ferreira, Armando Costa, Ferreira, Caio Campos, Bernar, Lucas Pinto, Assunção, Fernanda Paula da Costa, de Castro, Douglas Alberto Rocha, Santos, Marcelo Costa, Duvoisin, Sergio, Borges, Luiz Eduardo Pizarro, Machado, Nélio Teixeira

“…This work aims to optimize the recovery of methyl methacrylate (MMA) by depolymerization of polymethyl methacrylate (PMMA) dental resins fragments/residues. In…”
Get full text

Economic Analysis of Thermal–Catalytic Process of Palm Oil (Elaeis guineesensis, Jacq) and Soap Phase Residue from Neutralization Process of Palm Oil (Elaeis guineensis, Jacq) by Amaral, Anderson, Bernar, Lucas, Ferreira, Caio, Pereira, Anderson, Dos Santos, Wenderson, Pereira, Lia, Santos, Marcelo, Assunção, Fernanda, Mendonça, Neyson, Pereira, José, da Mota, Sílvio, Mâncio, Andréia, Junior, Sergio, Borges, Luiz, Machado, Nélio, de Castro, Douglas

“…Palm oil is, from an economic, environmental, and social point of view, a vegetable oil with great potential and the state of Pará-Brazil is Brazil’s great…”
Get full text

Economic Analysis of Thermal–Catalytic Process of Palm Oil by Amaral, Anderson Rocha, Bernar, Lucas Pinto, Ferreira, Caio Campos, Pereira, Anderson Mathias, Dos Santos, Wenderson Gomes, Pereira, Lia Ma, Santos, Marcelo Costa, Assunção, Fernanda Paula da Costa, Mendonça, Neyson Ma, Pereira, José Almir Rodrigues, da Mota, Sílvio Alex Pereira, Mâncio, Andréia de Andrade, Junior, Sergio Duvoisin, Borges, Luiz Eduardo Pizarro, Machado, Nélio Teixeira, de Castro, Douglas Alberto Rocha

“…Palm oil is, from an economic, environmental, and social point of view, a vegetable oil with great potential and the state of Pará-Brazil is Brazil’s great…”
Get full text

Hydrothermal Carbonization of Corn Stover: Structural Evolution of Hydro-Char and Degradation Kinetics by Teribele, Tiago, Costa, Maria, Sales da Silva, Conceição, Pereira, Lia, Bernar, Lucas, de Castro, Douglas, da Costa Assunção, Fernanda, Santos, Marcelo, de Sousa Brandão, Isaque, Fonseca, Clícia, Shultze, Maja, Hofmann, Thomas, Bremer, Sammy, Machado, Nélio

“…Hydrothermal processing of biomass may be able to overcome a series of problems associated with the thermochemical conversion of lignocellulosic material into…”
Get full text

Catalytic Upgrading of Plastic Waste of Electric and Electronic Equipment (WEEE) Pyrolysis Vapors over Si–Al Ash Pellets in a Two-Stage Reactor by de Freitas Costa, Augusto, Ferreira, Caio, da Paz, Simone, Santos, Marcelo, Moreira, Luiz, Mendonça, Neyson, da Costa Assunção, Fernanda, de Freitas, Ana, Costa, Roseane, de Sousa Brandão, Isaque, da Costa, Carlos, da Mota, Sílvio, de Castro, Douglas, Duvoisin, Sergio, Borges, Luiz, Machado, Nélio, Bernar, Lucas

“…This study investigated thermal cracking and catalytic upgrading of waste from electric and electronic equipment (WEEE) plastics on a semi-batch reactor…”
Get full text

Improving the Antioxidant Activity, Yield, and Hydrocarbon Content of Bio-Oil from the Pyrolysis of Açaí Seeds by Chemical Activation: Effect of Temperature and Molarity by Flávio Pinheiro Valois, Kelly Christina Alves Bezerra, Fernanda Paula da Costa Assunção, Lucas Pinto Bernar, Simone Patrícia Aranha da Paz, Marcelo Costa Santos, Waldeci Paraguassu Feio, Renan Marcelo Pereira Silva, Neyson Martins Mendonça, Douglas Alberto Rocha de Castro, Sergio Duvoisin Jr, Antônio Rafael Quadros Gomes, Victor Ricardo Costa Sousa, Marta Chagas Monteiro, Nélio Teixeira Machado

“…Biomass-derived products are a promising way to substitute the necessity for petroleum-derived products, since lignocellulosic material is widely available in…”
Get full text

Simulation of Organic Liquid Product Deoxygenation through Multistage Countercurrent Absorber/Stripping Using CO 2 as Solvent with Aspen-HYSYS: Process Modeling and Simulation by Junior, Manoel Raimundo Dos Santos, Costa, Elinéia Castro, Ferreira, Caio Campos, Bernar, Lucas Pinto, da Silva, Marcilene Paiva, de Andrade Mâncio, Andréia, Santos, Marcelo Costa, da Mota, Sílvio Alex Pereira, de Castro, Douglas Alberto Rocha, Junior, Sergio Duvoisin, Borges, Luiz Eduardo Pizarro, Araújo, Marilena Emmi, Machado, Nélio Teixeira

“…In this work, the deoxygenation of organic liquid products (OLP) obtained through the thermal catalytic cracking of palm oil at 450 °C, 1.0 atmosphere, with…”
Get full text

Estudo do processo de produção de biochar via pirólise da semente de açaí visando à remediação do solo by Wagner Monteiro Lucena, Fernanda Paula da Costa Assunção, Douglas Alberto Rocha de Castro, Lauro Henrique Hamoy Guerreiro, Nélio Teixeira Machado

“…Neste trabalho se investigou a produção de biochar (biocarvão) oriundo do processo de pirólise dos caroços de açaí (Euterpe oleracea), utilizando as…”
Get full text