RTQ - vol.41 issue1

Table of contents
RTQ vol.41 no.1 Santiago de Cuba Jan.-Apr. 2021

EDITORIAL NOTE

	· ¡Bienvenido el nuevo año 2021! Hing Cortón, Romelia · text in Spanish · Spanish ( pdf )

ARTICULOS ORIGINALES

	· Calculation of the corporate ecological footprint in the "Frank Pais Garcia" mill González-Diaz, Yudith; Rodriguez-García, Ambar Esperanza; Matos-Domínguez, Yilian · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Validation of a new pressure gradient model in laminar hydrotransport of lateritic slurry Rodríguez-Ismar, Michel; Sablón-Fernández, Luis Enrique; Angulo-Palma, Hugo Javier; Hernández-Pedrera, Carlos · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Option of treatment for the residual waters of the shop 1 of the factory de fibrocemento Arias-Lafargue, Telvia; Salazar-Arrastre, Plácida; Bessy-Horruitiner, Taimí; Córdova-Rodríguez, Valduvina; Rodriguez-Heredia, Dunia · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Prediction of leachate generation in sanitary landfills of Urban Solid Waste in Santa Clara city. Cuba López-Vega, Maria Elena; Ramírez-González, Surey; Santos-Herrero, Ronaldo · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Biochemical Engineering: a precursory antecedent of the present Biotechnology in Cuba Díaz -Abreu, Julio A.; Hernández-Monzón, Aldo · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Solution methods for multi-objective optimization problems in oil refineries Cortés Martínez, Roxana; Ramos Miranda, Fernando E.; González Suárez, Erenio · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· *Nutritional and bioactive compounds of Solanum quitoenseLam (Quito quito), native fruit from the andeswith high nutrients potential* Antonio José, Obregón-La Rosa; Arias- Arroyo, Gladys Constanza; López- Belchi, María Dolores; Bracamonte -Romero, Michael; Limaymanta, Arturo Arones · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

Analysis of the Chemical and Biological Foundations Discipline for the Chemical Engineering career and proposal for its improvement Bessy Horruitiner, Taimí; Rodríguez Heredia, Dunia · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

ARTICULOS ORIGINALES

	· Comprehensiveevaluationof a strippingtowertorecoversulphurouswaters in the cienfuegos`soil refinery LobellesSardiñas, Gabriel Orlando; Mira, LeidisDebora; Sabina Delgado, Arianna · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Anaerobic digestion of the rice drying residue in semicontinuous regime López-González, Lisbet Mailin; Zayas-González, Mildre; Pedraza-Garciga, Julio · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Substitution of aluminium silicate by calcium carbonate in paint production Arturo Pérez -De Vera, Andy; Ortega -Viera, Lianys; Fernández -Santana, Elina; Díaz- Hernández, Lázaro; Cruz-Oruz, Sonia · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Assessing Opportunities for Energy Conservation in a Paper Machine Hernández-Touset, Juan Pedro; Rodríguez-González, Lisnedys; García-Rodriguez, Agustín · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Evaluation of the influence of the operational variables of catalytic reforming on the deactivation of its bimetallic catalyst at Refinery Cienfuegos S.A. Aguila-Prado, Claudia; Lobelles-Sardiñas, Gabriel Orlando; López Bello, Nancy; Morejón-Gil., Rosemary; Bermúdez-Chou, Aliena de la Caridad · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Control system for the process of obtaining '' in situ '' of sodium hypochlorite Mulet-Hing, Mónica; Giralt-Sánchez, Angela; Pino-Recio, Rafael; Brugal-Meléndez, Adrian · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Contribution of maintenance with a sustainable approach to quality control in the plastic industry Pérez-Pérez, Márian; Pérez-Rodríguez, Ángel Tomás; de la Paz-Martínez, Estrella María · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )