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De pipas, complejos y prácticas fumatorias en el período Alfarero Temprano del norte semiárido de Chile
(Univ. Católica Norte, Chile, 2020)
En el Norte Semiárido de Chile (NSA), entre las cuencas de los ríos Salado y Choapa (26º-31,5ºS) se destacan
las pipas entre las expresiones culturales de los grupos del período Alfarero Temprano. Se exploró la idea de ...
Of pipes and substances: fumatorial customs during the formative period in the desert coast of Atacama (north of Chile)
(Soc. Amer. Archaeology, 2015)
Smoking pipes found in funerary contexts on the Atacama Desert coast suggest that the custom
of smoking was widespread among hunter-gatherers and fishermen during the Formative (1500
B.C.- cal A.D. 1000). The substances ...
De About Smoking practices and smoking complexes during the Early Ceramic period in northern semiarid region of Chile.De Pipas, complejos y prácticas fumatorias en el período Alfarero Temprano del norte semiárido de Chile
(Universidad Católica del Norte, Instituto de Investigaciones Arqueológicas y Museo, 2021)
Sand pipes in eolian deposits as recorders of Andean deformation in the Miocene Angastaco Formation, northwest Argentina
(Pergamon-Elsevier Science Ltd, 2020-11)
The aim of this paper is to describe and interpret clastic injectites structures recognized in the eolian deposits of the Tin Tin Member of the Angastaco Formation (Oligocene to Middle Miocene). The Angastaco Formation is ...
Theoretical and experimental analysis of a diffusion bonded ultra-thin copper loop heat pipe
(2021)
Tubos de calor planos em circuito utilizam da mudança de fase de um fluido de trabalho para transferir altas taxas de calor, tornando-os adequados para aplicações em dispositivos eletrônicos, como smartphones. Na presente ...
Caracterización de emulsiones preparadas mediante un inversor de flujo helicoidal
(Instituto Tecnológico y de Estudios Superiores de Monterrey, 2018-05)
In the present work the effect of two emulsifiers in colloidal dispersion (oil / water) was studied using different preparation techniques. The emulsifiers analyzed were hydrophilic silica particles and sodium dodecyl ...
Experimental investigation of gravitational gas separation in an inclined annular channel
(ELSEVIER SCIENCE INCNEW YORK, 2012-05)
The oil industry uses gas separators in production wells as the free gas present in the suction of the pump reduces the pumping efficiency and pump lifetime. Therefore, free gas is one of the most important variables in ...
Implementación de un módulo de bombeo para la evaluación de parámetros hidráulicos en el laboratorio de la Universidad Técnica de Cotopaxi, campus La Matriz, en el periodo 2021
(Ecuador: Latacunga: Universidad Técnica de Cotopaxi (UTC), 2022)
Diseño e implementación de un prototipo para control automático de nivel y caudal de líquidos para los laboratorios de Ingeniería Mecánica UPS-Quito.
(2011-07)
In this document it is shown the design and performance of laboratories equip with a system through which students can perform physical practices of industrial automation and control, such as measurement, control and ...