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Performance Based Seismic Retrofit Design of Brooklyn Basin WharfBy Sam Yao, Ali Naeem, Sara Barrett
Brooklyn Basin Project is a multi-billion-dollar development of the former Port of Oakland 9th Avenue Terminal located along the Oakland Estuary of California. A centerpiece of the development is the
Jan 1, 2018
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RI 9272 - Mechanical and Physical Properties of Particulate Composites in the System Titanium Nitride-Alumina-Aluminum NitrideBy K. J. Liles
The U.S. Bureau of Mines evaluated the physical properties of ceramic particulate composites made from titanium nitride (TiN), alumina (AI203), and aluminum nitride (AlN) as part of a program to meet
Jan 1, 1989
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Study On Preparing Ti6Al4V Alloys From V-Ti Bearing Beach PlacersBy Huimin Lu, Zegao Sun, Zhijiang Gao
The traditional Ti6Al4V alloys were obtained by the smelting reduction of V-Ti bearing beach placer by rotary hearth furnace and aluminothermic reaction in laboratory. First, it gets he lp from combin
Jan 1, 2016
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Desenvolvimento E Avaliação De Um Sistema Ots Para Moagem VerticalBy Carolina Machado de Castro Amaral
A necessidade de treinamento é uma realidade nas indústrias. A qualificação de operadores é importante para garantir segurança e prevenir perdas econômicas. Nesse contexto, o objetivo desse trabalho é
Aug 17, 2017
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RI 6025 Experimental Production Of Lightweight Basic RefractoriesBy M. E. Tyrrell
Lightweight basic refractories suitable for use in some sections of the all-basic furnace were developed. Potential advantages of such refractories are lower weight, improved resistance to thermal sho
Jan 1, 1962
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OFR-202-82 Soil Depth Requirements To Reclaim Surface-Mined Areas In The Northern Great PlainsBy Richard C. Barth
Fourteen field plots were established at active coal mines in the Northern Great Plains. A wedge was cut into spoil and backfilled with soil; soil depth ranged from 0 to 152 cm over a linear distance
Jan 1, 1982
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Emprego De Carvão Mineral Do Rio Grande Do Sul Em Siderurgia - Um Precedente Bem Sucedido - PerspectivasBy Sérgio Wilibaldo Garcia Scherer
O Balanço Energético Nacional do MME informa que em 31/12/2012, o carvão mineral representa 73% dos recursos e reservas nacionais de energia fóssil. A partir de 1960 foram realizados estudos e experiê
Aug 1, 2018
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Tappan Zee Crossing of the Hudson River, New YorkBy Ian Hooper, Alan Winter, Stefan Sadokierski, Craig Covil
The existing Tappan Zee Bridge was built in the late 1950s and has been working over its design traffic load for some time now. A new project, which is being jointly sponsored by the New York State Th
Jan 1, 2005
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Foundation Design for Cut-and-Cover Tunnels Using Cement Deep Soil MixingBy Shahriar Vandani, Andy Herlache, Andrew Bro, Wei-Yu Chen
"The Presidio Parkway Project will reconstruct approximately 1.6 miles (2.6 km) of highway, including seven new bridges, three new cut-and-cover tunnels, and a new undercrossing connecting the Golden
Jan 1, 2014
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Auditoria Das Malhas De Controle De Um Forno De Tratamento TérmicoBy Pedro Henrique Moura Costa
Com o estudo realizado em artigos técnicos e acadêmicos e vivência no ramo industrial, ficou evidente uma deficiência no desempenho dos sistemas de controle regulatório das plantas industriais. Parte
Jul 30, 2018
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Avaliação De Modelos De Predição De Propriedades Mecânicas Em Juntas Soldadas De Aço Sae 1045 Por Meio De Ensaios Mecânicos E MicroscopiaBy João Paulo Meneguelli Campos
O objetivo deste trabalho foi validar o modelo proposto por Kasuya et al para prever as durezas máximas da zona termicamente afetada (ZTA) em juntas soldadas de um aço com médio teor de carbono atravé
Aug 17, 2017
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Determinação Da Granulometria Ideal Para A Flotação De Zinco Da Usina De Vazante – Votorantim MetaisBy Jorge Lucas Carvalho Bechir
A usina de beneficiamento da Unidade Vazante da Votorantim Metais concentra zinco a partir de Willemita – Zn2SiO4 por flotação. Através desse processo, é possível obter elevadas recuperações metalúrgi
Aug 17, 2017
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Avaliação Entre O Processo De Soldagem Smaw E Gmaw Para Fabricação De Revestimento Em Eixos Propulsores.By Cícero Alberto Pereira Belém
Neste artigo, buscou-se replicar, em laboratório, os procedimentos de retificação do eixo propulsor, elemento responsável pela transmissão de força e potência para os hélices do Navio, e que, frequent
Oct 30, 2017
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Efeito Do Tratamento Térmico Na Proporção De Fases E Nas Propriedades Mecânicas Dos Aços Inoxidáveis Duplex Uns S31803 E Uns S32304By Maria Amélia Martins
Os aços inoxidáveis duplex (AID) possuem uma estrutura austeno-ferrítica de aproximadamente 50% de cada fase, tal característica confere aos AID propriedades mecânicas superiores aos aços inoxidáveis
Aug 17, 2017
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Carbonizing Properties - Eastern Kentucky Coals From Elkhorn No. 1, Elkhorn No. 2, Leatherwood, And Harlan Beds ? Introduction And SummaryBy J. D. Davis
THIS report gives results of an investigation of the carbonizing properties of the following eastern Kentucky coals: Elkhorn No. I bed, No. 28 mine, Wayland, Floyd County; Elkhorn No. 2 bed, Turner No
Jan 1, 1952
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The 2,000-Ton Leaching Plant At AnacondaBy Frederick Laist
AFTER a series of experiments covering a period of about three years, ending from the spring of 19iJ.2 to the spring of 1915, a 2,000-ton leaching plant for the treatment of the accumulated copper con
Jan 8, 1916
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Automação Do Ensaio De Combustão De Um Simulador De PciBy Matheus Neugebauer Motta
O alto-forno (AF) corresponde à principal rota de produção de ferro-gusa, matéria-prima do aço. O maior desafio para as usinas siderúrgicas, nos dias de hoje, é a redução do consumo de coque, principa
Oct 30, 2017
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IC 8929 Economic Evaluation Of Borehole And Conventional Mining Systems In Phosphate DepositsBy Joseph A. Hrabik
The Bureau of Mines compared the feasibility of mining deep phosphate deposits by a borehole mining system with mining by proven conventional techniques. An economic comparison of the borehole mining
Jan 1, 1983
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MLA 82-82 - Mineral Investigation Or The Dardanelles Rare II Areas (Nos. 4982 And 5982), Alpine And El Dorado Counties, California ? SummaryBy Douglas F. Scott
Zinc, silver, copper, and tungsten are the principal minerals in Dardanelles RARE II area (No. 4982). Zinc with associated silver and copper occurs in a persistent shear zone in metasedimentary rocks
Jan 1, 1982
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Design Methods For Earthquake-Induced Pile BendingBy George Mylonakis
The curvatures and subsequent bending imposed to piles by the surrounding soil during the passage of strong seismic waves is studied. This type of bending develops even in the absence of a superstruct
Jan 1, 2002