Pozzolana
Mostrando 1-5 de 5 artigos, teses e dissertações.
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1. Characterization of Fiber Reinforced Self-Consolidating Mortars for Use in Patching Damaged Concrete
Abstract This research aims to study the effect of supplementary cementitious materials (SCMs) such as quarry dust limestone (QDL) and natural pozzolana (NP) on the performance of fiber reinforced self-consolidating repair mortars (FR-SCRMs). Based on previous optimization of QDL and NP replacement ratios, two mortar mixtures incorporating 10% QDL and 20% NP
Lat. Am. j. solids struct.. Publicado em: 2017-06
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2. The use of a biocompatible cement in endodontic surgery. A randomized clinical trial 1
ABSTRACT PURPOSE: To evaluate the clinical applicability of Pozzolana Biologic Silva cement (PBS(r)) in endodontic surgery. METHODS: Persistent apical periodontitis was diagnosed in 30 teeth of 12 patients by cone-beam computed tomography (CT). All patients had 2 or 4 affected teeth and underwent endodontic surgery with root-end filling. Patients with 2
Acta Cir. Bras.. Publicado em: 2016-06
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3. On the crack propagation analysis of rock like Brazilian disc specimens containing cracks under compressive line loading
The pre-existing cracks in the brittle substances seem to be the main cause of their failure under various loading conditions. In this study, a simultaneous analytical, experimental and numerical analysis of crack propagation, cracks coalescence and failure process of brittle materials has been performed. Brazilian disc tests are being carried out to evaluat
Lat. Am. j. solids struct.. Publicado em: 2014-12
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4. Reciclaje de escoria granulada de fundición (EGF) como sustitución de parte del cemento en hormigón = the recycling of foundry granulated slag (FGS) as a partial substitute of cement in concrete / The recycling of foundry granulated slag (FGS) as a partial substitute of cement in concrete
El reciclaje de residuos sólidos industriales se ha vuelto una práctica indispensable en la preservación de los recursos naturales, en la minimización de los costos y en la reducción del impacto ambiental. La utilización de materiales alternativos en la industria de la construcción civil es una práctica económicamente atractiva y ambientalmente corr
Publicado em: 2010
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5. Study of use of the residue of the kaolin improvement as matter excels in the pozolanas production for composed cements and pozzolanics / Estudo de proveitamento do resíduo do beneficiamento de caulim como matéria prima na produção de pozolanas para cimentos compostos e pozolânicos
O emprego de resíduos na construção civil pode vir a se tornar uma atividade de extrema importância e mais freqüente, principalmente, pela quantidade disponível com potencialidades de reciclagem, possibilitando minimização dos impactos ambientais. As indústrias que beneficiam o caulim para ser utilizado na indústria de papel são responsáveis por
Publicado em: 2004