Zobrazeno 1 - 10
of 31
pro vyhledávání: '"Francisco J. Alguacil"'
Publikováno v:
Revista de Metalurgia, Vol 58, Iss 3 (2022)
This study reviews the possibilities of recovering the pickling waters from carbon and galvanised steel. Acid pickling with hydrochloric acid (HCl) is the most widely used chemical process to remove iron oxides from the metal surface without any sign
Externí odkaz:
https://doaj.org/article/aa966060c9dd4832bfd5938698e0a79c
Autor:
Francisco J. Alguacil, Jose I. Robla
Publikováno v:
Membranes, Vol 13, Iss 2, p 177 (2023)
An investigation of chromium(VI) transport across a supported liquid membrane containing the phosphine oxides Cyanex 921 and Cyanex 923 dissolved in Solvesso 100 as carrier phases was carried out in batch operation mode. Chromium(VI) transport was in
Externí odkaz:
https://doaj.org/article/6520c0a06aaf4cd3b4979d2a31f467be
Autor:
Yarivith C. González, Lorena Alcaraz, Francisco J. Alguacil, Jorge González, Lucía Barbosa, Félix A. López
Publikováno v:
Batteries, Vol 9, Iss 1, p 12 (2022)
The abundant use of lithium-ion batteries (LIBs) in a wide variety of electric devices and vehicles will generate a large number of depleted batteries, which contain several valuable metals, such as Li, Co, Mn, and Ni, present in the structure of the
Externí odkaz:
https://doaj.org/article/322424e75ca54efaa379e6af7c8cbde3
Autor:
Lorena Alcaraz, Olga Rodríguez Largo, Francisco J. Alguacil, Margarita Álvarez Montes, Carmen Baudín, Félix A. López
Publikováno v:
Metals, Vol 12, Iss 3, p 378 (2022)
A laboratory-scale procedure was developed to obtain lanthanum oxide from spent fluid catalytic cracking catalyst, commonly used in the heavy crude oil cracking process. Two different solids, consisting mainly of silica, alumina, and a certain amount
Externí odkaz:
https://doaj.org/article/5c24814cbbb4406391f84dc3402eed38
Autor:
Francisco J. Alguacil, Félix A. Lopez
Publikováno v:
Membranes, Vol 11, Iss 12, p 991 (2021)
In this paper, the transport of iron(III) from iron(III)-manganese(II)-hydrochloric acid mixed solutions, coming from the treatment of spent alkaline batteries through a flat-sheet supported liquid membrane, is investigated (the carrier phase being o
Externí odkaz:
https://doaj.org/article/66f6a8be21c14df0b5da20a19518144d
Publikováno v:
Minerals, Vol 11, Iss 10, p 1123 (2021)
Demand for niobium and tantalum is increasing exponentially as these are essential ingredients for the manufacture of, among others, capacitors in technological devices and ferroniobium. Mine tailings rich in such elements could constitute an importa
Externí odkaz:
https://doaj.org/article/a1584295976a499b82f85332f7e91ba7
Autor:
Francisco J. Alguacil, Félix A. López
Publikováno v:
Molecules, Vol 26, Iss 18, p 5440 (2021)
Even in the first quarter of the XXI century, the presence of organic dyes in wastewaters was a normal occurrence in a series of countries. As these compounds are toxic, their removal from these waters is a necessity. Among the separation technologie
Externí odkaz:
https://doaj.org/article/8575ce095d9f42c7a15d1f048401e8bf
Autor:
Lorena Alcaraz, Belén Sotillo, José F. Marco, Francisco J. Alguacil, Paloma Fernández, Félix A. López
Publikováno v:
Materials, Vol 14, Iss 17, p 4840 (2021)
As a hazardous waste, water pickling liquors must be properly treated. An alternative consists of promoting the formation of ferrous salts from this residue due to their higher ferrous content. Since FeCl2·4H2O is widely used in several applications
Externí odkaz:
https://doaj.org/article/40f28ba89ca64af2b9ff256846b849a3
Autor:
Lorena Alcaraz, Dayana Nathaly Saquinga, Francisco J. Alguacil, Esther Escudero, Félix A. López
Publikováno v:
Metals, Vol 11, Iss 4, p 630 (2021)
A process aimed at the recovery of terbium from liquid solutions using activated carbon (AC) derived from spent coffee grounds (SCG) was assessed. AC was obtained using the hydro-alcoholic treatment of SCG, followed by the physical activation of the
Externí odkaz:
https://doaj.org/article/648a83db495f4f2fbf99f768eff9b194
Autor:
Lorena Alcaraz, Dayana Nathaly Saquinga, Floralba López, Lola De Lima, Francisco J. Alguacil, Esther Escudero, Félix A. López
Publikováno v:
Metals, Vol 10, Iss 12, p 1641 (2020)
The preparation of a low-cost cellulose-based bioadsorbent from cellulosic material extracted from rose stems (CRS) was carried out; rose stems are considered agricultural waste. After the required pretreatment of this waste and further treatment wit
Externí odkaz:
https://doaj.org/article/53c7971100874b63b11558c1f6b27395