Global ETD Search
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Showing 1 to 3 of 3 for “"Coffee waste"”.
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The Mesophilic and Thermophilic Anaerobic Digestion of Instant Coffee Waste Waters
An instant coffee factory's physical waste treatment systems and their resulting waste streams were identified and samples of wastewater were analysed to determine the physical and chemical characteristics relevant to anaerobic digestion. Two wastewater types were chosen for treatment by anaerobic …
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Extraction of caffeine from spent coffee grounds using ionic liquids
Submitted in fulfillment of the requirements for the degree of Master of Engineering: Chemical Engineering, Durban University of Technology, Durban, South Africa, 2022.
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Diseño de accesorios con biomaterial de residuos de café para mujeres de 25 a 35 años en Lima, 2026
El presente trabajo de investigación tuvo como propósito el desarrollo de una colección de accesorios, bajo la marca Nativa Lab, elaborada con un biomaterial símil cuero a partir de residuos agroindustriales de café. La investigación identifica como problemática central la limitada oferta en el …