Browsing by Author "645a3e06-ae79-4e95-933b-0fd5a47f4b61"
Now showing items 1-4 of 4
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Estay, Humberto; Troncoso, Elizabeth; Ruby-Figueroa, René; Romero, Julio (MDPI, 2018-04)Cyanide recovery in the gold-mining industry is a crucial step in terms of the cost of operation. Currently, a process such as AVR (acidification, volatilization and recycling), based on packed towers for stripping and ...
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Yáñez-S, Mauricio; Matsuhiro, Betty; Maldonado, Santiago; González, Raúl; Luengo, Jorge; Uyarte, Omar; Serafine, Daniel; Moya, Sergio; Romero, Julio; Torres, Rodrigo; Kogan Bocian, Marcelo (Springer, 2018-05)The objective of the present study was to synthesize sodium carboxymethylcellulose from Eucalyptus nitens cellulose. The cellulose extraction was carried out in three stages. In the first stage, E. nitens wood was fractionated ...
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Estay, Humberto; Gim-Krumm, Minghai; Seriche, Gabriel; Quilaqueo, Michelle; Barros, Lorena; Ruby Figueroa, René; Romero, Julio; Troncoso, Elizabeth (Elsevier, 2020)The SART (Sulfidization, Acidification, Recycling and Thickening) process has been successfully installed to recover cyanide and copper in seven worldwide gold cyanidation plants in the last 15 years. This technology has ...
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Estay, Humberto; Troncoso, Elizabeth; Ruby Figueroa, Rene; Romero, Julio (Elsevier, 2018)Gas filled membrane absorption process (GFMA), or hollow fiber gas membranes process (HFGM) can replace two units operations (absorption and stripping) in a unique stage based on membrane contactors. But its application ...