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Physiological and Anatomical Responses of Grapevine Roots to Drought Stress and Recovery after Re-wateringPhysiólogical and anatomical responses of grapevine roots to drought stress and recovery after re-watering
(2017)
In this dissertation, root systems of different grapevine rootstocks have been examined in their response to drought and re-watering and in their ability to take up water through woody roots. Fine roots are commonly thought ...
Avaliação da influência de cinza da casca de arroz em cimentos para poços de petróleo submetidos à injeção de vapor
(Universidade Federal do Rio Grande do NorteBrasilUFRNPROGRAMA DE PÓS-GRADUAÇÃO EM CIÊNCIA E ENGENHARIA DE MATERIAIS, 2014-04-28)
Reservoirs that present highly viscous oils require methods to aid in their recovery to
the surface. The elev
ated oil viscosity hinders its flow through porous media and
conventional recovery methods have ...
Performance under sulfate attack of concrete additioned with fluid catalytic cracking catalyst residue (FCC) and metakaolin (MK)
(Universidad Nacional de ColombiaColombia, 2013)
In this work the evaluation of the performance of concrete added with Fluid Catalytic Cracking Catalyst residue (FCC) from a Colombian petroleum company, under sulfate attack, is presented. The results of this concrete are ...
Influencia del residuo de mampostería en la resistencia de concretos autocompactantes al ataque por sulfato de sodio
(Fondo Editorial EIA - Universidad EIA, 2020-02-03)
En este trabajo se presentan resultados de un estudio experimental sobre la resistencia al ataque externo de sulfato de sodio (Na2SO4) en concretos autocompactantes (CACs) con residuo de mampostería (RM). Los CACs presentaban ...
Reutilización de un residuo de la industria petrolera (FCC) en la producción de elementos constructivos
(Universidad Javeriana, 2015-01)
Este trabajo analiza la viabilidad de utilizar un residuo de catalizador gastado (FCC) del proceso de craqueo catalítico, procedente de una empresa petrolera colombiana, en la producción de elementos constructivos, tipo ...