Tecnologia em Metalurgia, Materiais e Mineração
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Tecnologia em Metalurgia, Materiais e Mineração



Archive

Volume 15, Issue 2, 2018

15(2), 2018

Original Article

https://doi.org/10.4322/2176-1523.1563
COPPER ORES BIOLEACHING IN REACTORS WITH ACIDITHIOBACILLUS FERROOXIDANS Nascimento, Dryelle de Nazaré Oliveira do; Palmieri, Mauricio Cesar; Carmo, Andre Luiz Vilaça do; Nogueira, Emanuele Pereira; Lucheta, Adriano Reis; Ferreira, Rafael Vicente de Pádua; Ferreira Filho, Hélio Raymundo; Alves, Joner Oliveira Biomining, Copper, Chalcopyrite, Bacterial leaching.

Original Article
https://doi.org/10.4322/2176-1523.1560
DISPATCH SYSTEM DATA USAGE FOR FOR SHORT-TERM MINE PLAN HAULAGE PRODUCTIVITY ESTIMATION Campelo, Ana Carla de Melo Moreira; Marin, Tatiane; Tomi, Giorgio Francesco Cesare de Haulage productivity, Dispatch system, Estimation, Monthly plan.

Original Article
https://doi.org/10.4322/2176-1523.1585
ABRASIVENESS EVALUATION OF PRE-CONCENTRATION OF COPPER SULFIDE ORE PRODUCTS THROUGH LCPC TEST Peres, Larissa de Mores; Massola, Camila Peres; Bergerman, Maurício Guimarães Bond Abrasiveness Index (AI), Abrasiveness, Wear, LCPC, Pre-concentration

Original Article
https://doi.org/10.4322/2176-1523.1573
MECHANICAL BEHAVIOR OF SIC ADDITIVATED WITH Al 2 O3 AND Y2 O3 PRODUCED BY SYNTHESIS BY AUTO COMBUSTION SUSTAINED AT HIGH TEMPERATURE Saleiro, Gisele Teixeira; Gonçalves, Danilo Correa; Costa Neto, Célio Albano da; Campos, José Brant de; Lima, Eduardo de Sousa SHS, Polytypes, Hardness.

Original Article
https://doi.org/10.4322/2176-1523.1365
DEVELOPMENT OF A THERMODYNAMIC MODEL TO ASSESSMENT OF THE VALUE IN USE OF METALLIC BURDEN IN THE IRON ORE SINTERING PROCESS Pereira, Bruno Cezar Evaristo; Castro, Luiz Fernando Andrade de; Turrer, Henrique Dias Gatti Sintering process, Iron ore, Value in use, Cost.

Original Article
https://doi.org/10.4322/2176-1523.1192
WORKING GAS PRESSURE AS A CONTROL PARAMETER OF CRYSTALLINE PHASES DURING PULSED PLASMA NITRIDING PROCESS Scholtz, Juliano Sadi; Ludero, Alex; Mezaroba, Marcello; Torres, Ricardo Diego; Fontana, Luis Cesar Plasma nitriding, Working gas pressure, Crystal phases ε-Fe2-3N and γ’-Fe4
N.

Original Article
https://doi.org/10.4322/2176-1523.1320
INVESTIGATION OF THE MICROSTRUCTURE AND THE MAGNETIC PROPERTIES OF THE OF COPPER AND NIOBIUM FERRITE Ribeiro, Vander Alkmin dos Santos; Mendonça, Claudiney de Sales Pereira; Oliveira, Adhimar Flávio; Rubinger, Rero Marques; Silva, Sandra Aparecida Martins Copper and niobium ferrites, Microstructure, Magnetic properties, Dielectric properties.

Original Article
https://doi.org/10.4322/2176-1523.1185
TECHNOLOGICAL CHARACTERIZATION OF AN EXAURID ZEOLITE FOR REMOVAL OF Mn2 + IONS Reis, Flávia Donária; Leão, Versiane Albis; Cunha, Emmanoelle Cintra da Adsorption, Manganese, Zeolite, Wastewater treatment

Original Article
https://doi.org/10.4322/2176-1523.1235
COMPARATIVE STUDY OF THE CORROSION RESISTANCE OF ZINC ELECTRODEPOSITS OBTAINED IN CHLORIDE BATH WITH ADDITIVES AND IN SULFATE/CHLORIDE BATH WITHOUT ADDITIVES. PART 1: ELECTRODEPOSIT CHARACTERISTICS Santos, Fabiano Raymundo dos; Panossian, Zehbour Electrodeposition, Corrosion, Zinc, Texture.

Original Article
https://doi.org/10.4322/2176-1523.1348
COMPARATIVE STUDY OF THE CORROSION RESISTANCE OF ZINC ELECTRODEPOSITS OBTAINED IN CHLORIDE BATH WITH ADDITIVES AND IN SULFATE/CHLORIDE BATH WITHOUT ADDITIVES PART 2: CORROSION RESISTANCE OF THE ELECTRODEPOSITS Santos, Fabiano Raymundo dos; Panossian, Zehbour Electrodeposition, Corrosion, Zinc, Texture

Original Article
https://doi.org/10.4322/2176-1523.1265
POLYURETHANE WEAR BY WET EROSION: DEVELOPMENT OF A TECHNOLOGICAL TEST Silva, Vinícius Augusto da; Costa, Adilson Rodrigues da Iron ore, Polyurethane, Wear, Erosion, Abrasion.

Original Article
https://doi.org/10.4322/2176-1523.01302
INFLUENCE OF THERMAL TREATMENT IN THE ELECTRICAL AND MECHANICAL PROPERTIES OF AN AL-FE-ZR ALLOY Cunha, Jesus Nazareno Pereira da; Lobato, Mauro Quaresma; Santana, Clóvis Iarlande Oliveira; Costa, Viviane do Socorro da; Quaresma, José Maria do Vale Aluminum alloys, Rolling, Mechanical resistance, Electrical conductivity.

Original Article
https://doi.org/10.4322/2176-1523.1281
INFLUENCE OF INDUCED STRESSES BY SUBLEVEL STOPES IN STABILITY CONDITIONS OF DEVELOPMENT OPENINGS IN UNDERGROUND MINES Mendonça, Guilherme Alzamora; Lana, Milene Sabino; Figueiredo, Rodrigo Peluci de Mine stope induced stresses, Finite element analyses, Spalling failure, Parametric analyses.

Original Article
https://doi.org/10.4322/2176-1523.1332
STUDY OF FLOW MODIFICATION AND INCLUSION REMOVAL IN SLAB TUNDISH DUE TO BOTTOM GAS INJECTION Silva, Heric Henrique Souza e; Silva, Carlos Antônio da; Silva, Itavahn Alves da; Barros Júnior, Antônio Gurgel Tundish, Inclusion removal, Fluid flow, Gas curtain.

Original Article
https://doi.org/10.4322/2176-1523.1374
MINING SCHEDULING OF GYPSUM EXPLOITATION BY TERRACE MINING METHOD: AN ECO-SUSTAINABLE ALTERNATIVE Souza, Júlio César de; Rodrigues, Hérmeson Carneiro; Rocha, Suelen Silva; Bastos, Flávia de Freitas Gypsum, Mining scheduling, Terrace Mining, Sustainability.

Original Article
https://doi.org/10.4322/2176-1523.1326
INFLUENCE OF THE EXTRUSION SPEED ON THE MICROSTRUCTURAL HOMOGENEITY OF THE CONTINUOS FORMING PROCESS Tressia, Gustavo; Moreira, Victor Caso; Almeida, Leandro de; Aniceto, Paulo de Jesus Extrusion speed, Conform, Continuous extrusion, Copper.

Original Article

Tecnol. Metal. Mater. Min.

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