Results 71 to 80 of about 15,593 (159)

Salud del cuidador: adaptación y validación del cuestionario Experience of Caregiving Inventory (ECI) en población española

open access: yesGaceta Sanitaria, 2019
Resumen: Objetivo: Adaptar y validar el Experience of Caregiving Inventory (ECI) en población española, aportando evidencia empírica de su consistencia interna, estructura interna y validez. Método: Validación psicométrica de la versión adaptada del ECI.
Mariacruz Crespo-Maraver   +5 more
doaj   +1 more source

Analysis of Physical Properties of Coarse Aggregates Recovered from Demolished Concrete with a Two-Stage Water Jigs Process for Reuse as Aggregates in Concrete

open access: yesBuildings
The present work analyses the physical characteristics of aggregates recovered with the waterjigging process from comminuted concrete. In this work, conventional concrete (C16/20) was crushed to a top size of 20 mm with a jaw crusher and classified in a ...
Artur Bressanelli Teixeira   +5 more
doaj   +1 more source

High-pressure grinding rolls: model validation and function parameters dependency on process conditions

open access: yesJournal of Materials Research and Technology, 2019
A model for High Pressure Grinding Rolls (HPGR) was developed in this work based on the widely used Population Balance Model (PBM). This approach uses a variety of different functions one of which is the breakage distribution function. The methodology to
Hernan Anticoi   +5 more
doaj   +1 more source

Primer pla de l'alcalde de Manresa el Sr. Jordi Valls durant la seva intervenció a l'acte de col·locació de la primera pedra per l'ampliació de l'Escola Politècnica Superior d'Enginyeria de Manresa (EPSEM)

open access: yes, 1998
L'acte de col·locació de la primera pedra de l'ampliació de l'Escola Politècnica Superior d'Enginyeria de Manresa (EPSEM) va tenir lloc el 9 de novembre de 1998.

core   +1 more source

Modeling the Influence of Changes in the Edaphic Environment on the Ecosystem Valuation of the Zone of Influence of the Ozogoche and Atillo Lake Systems in Ecuador

open access: yesApplied Sciences
Ecosystem valuation (EV) of soil resources is essential for understanding changes in environmental services in monetary terms. A lack of this information, which includes economic indices, hinders the optimal management of natural resources.
Yadira Carmen Pazmiño   +3 more
doaj   +1 more source

Analysis of Hydraulic Jig Efficiency in Separation and Concentration of Ceramic Particles from Construction and Demolition Waste (CDW)

open access: yesBuildings
Construction and demolition waste (CDW) poses a significant environmental challenge, and the efficient recovery of high-quality recycled aggregates (RA) is vital for sustainable resource use.
Hassan Barkat   +7 more
doaj   +1 more source

NONISOTHERMAL THERMOGRAVIMETRY OF SPANISH FOSSIL FUELS [PDF]

open access: yesOil Shale, 2022
M. À. Olivella, F. X. C. De Las Heras
doaj   +1 more source

Data mining of accidents in Spanish underground mines in the period 2003–2021 caused by a collision with a moving object

open access: yesHeliyon
Underground mining is currently one of the Spanish economic sectors with the worst accident rates. Besides, the most frequent type of accident, and with the most serious consequences, is the one in which the injured worker is hit by a moving object.
Lluís Sanmiquel   +4 more
doaj   +1 more source

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