Oil Shale Mining
Mostrando 1-5 de 5 artigos, teses e dissertações.
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1. Química Sem Fronteiras: o desafio da energia
Coal, natural gas and petroleum-based liquid fuels are still the most widely used energy sources in modern society. The current scenario contrasts with the foreseen shortage of petroleum that was spread out in the beginning of the XXI century, when the concept of "energy security" emerged as an urgent agenda to ensure a good balance between energy supply and
Quím. Nova. Publicado em: 2013
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2. Application of the 2D heterospectral correlation spectroscopy (13C NMR × EPR) in brazilian soils from reclaimed oil shale mining Area.
2010
MEETING OF THE INTERNATIONAL HUMIC SUBSTANCES SOCIETY. Publicado em: 2011
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3. Estabelecimento de espécies florestais em substrato degradado.
O estabelecimento e o desenvolvimento inicial (ate um ano de idade) de quatro especies florestais foi verificando em um substrato oriundo de area de exploracao de xisto pirobetuminoso, no municipio de Sao Mateus do Sul, PR. As mudas cresceram em casa de vegetacao, sendo que ao final de um ano foram avaliados o peso seco aereo e de nodulos, altura das plantas
Boletim de Pesquisa Florestal. Publicado em: 2011
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4. Modelo de gerenciamento de informações na cadeia de valor de mineração e de petróleo. / Information management model in the mining and oil value chain.
This thesis starts by identifying the key issues of the research: visualization and management of information. It is widely known that one of the most common difficulties in information management is to obtain a complete and integrated view of all the company processes and activities. Another common difficulty is to maintain the necessary data always precise
Publicado em: 2007
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5. Otimização do volume e análise estrutural de caçamba para caminhão fora-de-estrada
The transport of ore and dirty, represents the highest costs component in the mining business. In the majority of cases, this transport is executed by off-road trucks with capacities varying from 20 to 400 tons. Due to the high acquisition and maintenance costs involved, as well as to the risks associated, great effort have been made during the last ten year
Publicado em: 2004