Results 21 to 30 of about 9,826,014 (111)

Review of CFD modelling techniques for single‐phase and multiphase flow in static mixers

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
This review synthesizes computational fluid dynamics (CFD) approaches for static mixers, linking hydrodynamics to pressure drop, particle/droplet distributions, mixing metrics, and heat‐transfer performance to guide modelling choices and design decisions. Abstract Static mixers enable compact and low‐energy intensification.
Jussan Jaeger   +7 more
wiley   +1 more source

Suppression of Lolium multiflorum Lam. with Vicia villosa Roth combined with residual herbicides

open access: yesRIA: Revista Investigaciones Agropecuarias, 2022
Lolium multiflorum Lam. (raigrás anual) es una especie de maleza problemática, especialmente en los sistemas de labranza cero en el sur de Buenos Aires (Argentina).
J.P. Renzi   +7 more
doaj  

Eficacia de las medidas preventivas y evaluación del riesgo químico en una empresa avícola

open access: yesRevista Colombiana de Salud Ocupacional, 2014
Objetivo: Elaborar un diagnóstico inicial de exposición a sustancias químicas en una empresa avícola del Valle del Cauca (Colombia) y un análisis de los medios técnicos de control y de vigilancia que tiene la empresa. Metodología: Estudio descriptivo
Francelly Sánchez, Johana Peláez
doaj   +1 more source

One hundred years of teaching, research, and innovation in chemical engineering at the Faculty of Chemistry, National Autonomous University of Mexico (UNAM): Birthplace and enduring leadership of the discipline in Mexico

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
The teaching of chemical engineering in Mexico started in 1925 at the Faculty of Chemistry (FQ) of the National Autonomous University of Mexico (UNAM). Academic institutions, research centres, chemical companies, technological developments, highly trained personnel, and scientific contributions are part of the legacy from FQ‐UNAM.
Patricia Pérez‐Salinas   +4 more
wiley   +1 more source

Decoupling Formulation and Processing Effects in Thermoplastic Starch Through a Data‐Driven Structure–Property Framework

open access: yesPolymer Engineering &Science, EarlyView.
Processing‐property relationships in thermoplastic starch (TPS): plasticizer type, starch source and melt‐processing temperature establish a hierarchy of effects that governs process‐induced changes and the resulting TPS properties. ABSTRACT Thermoplastic starch (TPS) is a melt‐processable biopolymer whose properties depend strongly on formulation and ...
Cristina Pavón   +3 more
wiley   +1 more source

El control interno y su incidencia en la rentabilidad de las empresas del sector químico Sullana, 2021 [PDF]

open access: yes, 2023
La presente investigación titulada El control Interno y su Incidencia en la Rentabilidad de las empresas del sector químico, Sullana, 2021 presenta como objetivo general: Determinar que el control interno incide en la rentabilidad de las empresas del ...
Sobrino Suarez, Gladys Nohelia   +1 more
core  

Influence of Reaction Conditions and Water on the Manufacture of C9 Aromatic Hydrocarbon Resins

open access: yesPolymer Engineering &Science, EarlyView.
Schematic representation of cationic polymerization process for the statistical analysis performed on material properties, showing the correlation plot of Softening point against Yield. ABSTRACT Aromatic hydrocarbons (HRs) find many commercial applications, demanding control of the cationic reaction conditions to achieve specific resin properties.
Jéssica Bentes   +5 more
wiley   +1 more source

Efectividad de métodos de control de malezas en la producción de forraje del pasto pangola (Digitaria decumbens Stent.)

open access: yesAgronomía Mesoamericana, 2006
Efectividad de métodos de control de malezas en la producción de forraje del pasto Pangola (Digitaria decumbens Stent). En el periodo de agosto de 1998 a agosto de 1999 se condujo un experimento en Emilio Carranza, municipio de Vega de Alatorre, Veracruz,
Valentín Alberto Esqueda-Esquivel   +1 more
doaj   +1 more source

Embryotoxic Effects of Monosodium Methyl Arsenate (MSMA) on Gallus gallus: Morphological and Morphometric Evidence of Developmental Disruptions

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Anthropogenic activities and the large volume of compounds released into the environment are sources of contamination for plants, animals, and humans. The herbicide monosodium methyl arsenate (MSMA) ranks among the best‐selling agricultural pesticides in Brazil.
Daniel Moreira Melo   +3 more
wiley   +1 more source

Tratamiento químico y mecánico para el control de Digitaria sanguinalis L. en el cultivo de Citrus sinensis L. var. Valencia en Satipo - Perú [PDF]

open access: yes, 2018
En el cultivo de Citrus sinensis L. se presenta alta proliferación de Digitaria sanguinalis L. por ello se estudió diferentes métodos de control. Para lo cual se aplicó el control químico, mecánico y el mecánico–químico alternado cada 2 meses durante 6 ...
Mamani Santana, Gloria Teresa
core  

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