• evaluación de la exposición inhalatoria a agentes químicos en trabajadores de la construcción mediante el método cualitativo simplificado del inrs. 

  Cajamarca Correa, Steeven Avelino; Carpio Galarza, Carlos Andrés (2024)

  The construction industry is a sector with high risk rates due to the nature of the activities and the chemical agents that are handled; For this reason, it is essential to guarantee the safety and health of workers to ...
• Optimización del tratamiento de aguas residuales de la empresa Unicorsa para reducir los parámetros dbo, dqo y sólidos suspendidos 

  Jaramillo Obaco, Xiomara Lisseth; Ángel Feijoo, Joan Sebastián (2024)

  Fishing industries generate wastewater with high concentrations of organic matter, which represents a significant environmental challenge. In particular, fishmeal processing plants require efficient treatment systems to ...
• Obtención y caracterización fisicoquímica de biocarbones mediante pirólisis de residuos orgánicos del Mercado 25 de junio de Machala. 

  León Torres, Adrian Steven (2024)

  The objective of this research was the production and physicochemical characterization of biochars from organic waste, specifically coconut shell and orange peel, collected from the "25 de Junio" market in Machala. The ...
• Remoción de hidrocarburos aromáticos policíclicos presentes en aguas residuales de lubricadoras utilizando limoneno como alternativa sostenible 

  Calva Pasuy, Christian Armando (2024)

  The contamination of water bodies by polycyclic aromatic hydrocarbons (PAHs) from lubricant workshops represents a significant environmental concern due to the toxicity, persistence, and potential bioaccumulation of these ...
• Diseño de un sistema de tratamiento físico-químico de drenaje de minas. 

  Romero Mariño, José Ricardo; Chamba Escobar, Emely Nahomi (2024)

  In this project, a mine drainage treatment process was designed and implemented using the physicochemical systems of sedimentation and coagulation-flocculation. An effective sedimentation column was constructed that removed ...
• Eficiencia de la cáscara de huevo como catalizador para la obtención de biodiesel a partir de la grasa de pollo. 

  Cuenca Vaca, Ariana Briseth; Espinoza Loja, Bryan Manuel (2024)

  The objective of this research work is to evaluate the efficiency of eggshell as a basic heterogeneous catalyst based on calcium oxide (CaO) applied in the process of transesterification of chicken fat to obtain biodiesel, ...
• Cuantificación de la bromelina extraída de las cáscaras, corazón y tallo de la piña por el método de bradford 

  Sigsig Cabrera, Diana Janneth; Campoverde León, Juan Andrés (2024)

  Bromelain is a proteolytic enzyme present in pineapple (Ananas comosus), with applications in pharmaceutical, food and biotechnological industries. The study focused on the extraction of bromelain from pineapple residues, ...
• Evaluación del potencial del hidrogel a base de fibras de celulosa para la remoción de cadmio en medios acuosos. 

  Zhigue Armijos, Lisbeth Estefanía; Ordóñez Paladinez, Víctor Daniel (2024)

  Cadmium (Cd+2) is a heavy metal considered highly toxic, its characteristics have made it the major pollutant of water sources due to industrial activities, especially at the end of a process in mining activities, this ...
• Desarrollo de carbón activado a partir de raquis de banano aplicado a la separación de oro en solución cianurada. 

  Cabrera Palacios, Washington Jair; Espinoza Aguirre, Martha Cristina (2024)

  This study addresses the need to develop sustainable adsorbent materials for gold recovery in metallurgical processes. Activated carbon (AC) was developed from banana rachis, an abundant agricultural waste in banana-producing ...
• Síntesis de fibras de celulosa aplicados a la remoción de plomo en soluciones acuosas. 

  Lazo Chica, Dennis Brigitte; Ulloa Gonzáles, Angie Lilibeth (2024)

  Lead contamination in aquatic systems is an environmental problem due to its toxicity and bioaccumulation and the quest to reduce contamination through the utilization of lignocellulosic wastes has begun to gain importance. ...
• Co fermentación alcohólica de mucilago de cacao y cáscara de banano maduro para obtener etanol de segunda generación 

  Balcázar Suarez, Cristian Alexander; León Espinoza, Carlos Javier (2024)

  This study aimed to obtain an optimal ethanol yield by co-fermenting cocoa mucilage (CM) and ripe banana peel (RB), with a view to producing second-generation ethanol. To this end, several specific objectives were set, ...
• Hidrogeles compuestos a base de microfibras de celulosa y quitosano para la recuperación de cobre en soluciones acuosas 

  Astudillo Echeverría, Jordi Said; Valarezo Tenesaca, Edwin Iván (2024)

  Copper is one of the metals that is often found exceeding permissible limits due to anthropogenic factors, making it a risk for human health and the environment. In this context, the development of polymeric materials for ...
• Extracción y caracterización del aceite esencial de barbasco (bonellia sprucei), mediante destilación por arrastre de vapor. 

  Cedillo Cabrera, Yadira Jacqueline; Salazar Espinoza, Erwin Oswaldo (2024)

  The present study is governed by the extraction and characterization of the essential oil of mullein (Bonellia sprucei), by means of steam distillation. Through the application of gas chromatography coupled to mass ...
• Evaluación de propiedades fisicoquímicas a películas elaboradas de celulosa de bagazo de caña de azúcar con zeolita. 

  Armijos Correa, Jerry Giovanni; Agreda Valle, Evelin Daniela (2024)

  Plastic pollution is one of the most critical environmental problems today. These materials, derived from fossil fuels, have a short lifespan, but remain in the environment for centuries. A sustainable alternative to ...
• Evaluación de la capacidad espumante del aceite esencial de eucalipto en el proceso de flotación de minerales auríferos. 

  Herrera Ochoa, Luis Enrique; León Cueva, Carlos Sebastián (2024)

  This research evaluates the foaming capacity of eucalyptus essential oil in the flotation process of gold minerals, comparing it with a conventional frother commonly used in this process. The objective of this study is to ...
• Obtención de carbón activado a partir de geles de taninos aplicados a la adsorción de oro en soluciones acuosas 

  Garcés Landín, Jennifer Nohelia; Miranda Monserrate, Bryan Eduardo (2024)

  In the present titration work, the main objective was to obtain an activated carbon from grape seed tannin gels, to be applied in the adsorption of gold in aqueous solutions. Gold recovery is an essential process within ...
• Evaluación de la eficiencia de una torre de enfriamiento mediante análisis técnico-experimental y desarrollo de software para determinar su desempeño. 

  Feijoo Males, Diego Raúl; Sánchez Armijos, Jesús Andrés (2024)

  The objective of this research is to evaluate the operational efficiency of an induced-draft counterflow cooling tower, a widely used industrial system designed to reduce water temperature through mass and energy transfer. ...
• Efecto de la aplicación de diferentes tipos de fermentación en la estabilidad de la grasa del cacao 

  Espinoza Loja, Nicole Estefanía; Gómez Ortega, Doménica Belén (2024)

  The fermentation of cocoa almonds is a key process in determining their final quality, affecting physicochemical parameters such as pH, acidity, turbidity, and the oxidative stability of cocoa butter. In this study, the ...
• Evaluación del potencial de la cáscara de cacao modificada con tempo para la adsorción de cadmio en soluciones acuosas 

  Zambrano Reyes, Amy Mercedes; Largo Campoverde, Gerson Adrián (Machala: Universidad Técnica de Machala, 2024)

  Soil contamination by heavy metals, such as cadmium, often involves the presence of multiple coexisting metals, complicating its control and remediation. Despite current methods, contaminant residues persist, negatively ...
• Evaluación de las propiedades mecánicas de biopelículas de celulosa de raquis de banano y zeolita a partir de diferentes formulaciones 

  Quizhpi Maldonado, Stephany Michelle; Macas Córdova, Mayeli Lizbeth (Machala: Universidad Técnica de Machala, 2024)

  Given the great incidence that plastic products have in human life, it has been proposed to develop a biofilm with cellulose from banana rachis, which is a very abundant agricultural waste in the Banana Capital of the ...

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