Results 31 to 40 of about 82 (54)

Christ's poverty in antimendicant debate: book VIII of De Pauperie Salvatoris by Richard Fitzralph, andD William Woodford's Defensorium [PDF]

open access: yes, 2019
This thesis comprises a study of two fourteenth-century texts, written as part of the mendicant controversy, book VIII of De pauperie Salvatoris by Richard FitzRalph, Archbishop of Armagh, (c. 1300-1360) and its response, Defensorium Fratrum Mendicantium
Riley, Bridget
core   +1 more source

Экстракция ванадия из сернокислых растворов N-(2-гидрокси-5-нонилбензил)-β,β-дигидроксиэтиламином. [PDF]

open access: yes, 2009
N-(2-hydroxy-5-nonylbenzyl)-ββ-dihydroxyethylamin is shown to appear the efficient extractant for the extraction of vanadium from the weak acidic solutions. Basic regularities the extraction of vanadium has been investigated.
A. Smirnova G.   +7 more
core   +1 more source

Recovery of zinc from metal-plating industrial wastewaters by liquid-liquid extraction [PDF]

open access: yes, 2019
The extraction of zinc(II) from zinc-plating wastewater by liquid-liquid extraction was studied using the commercial extractants di-(2-ethylhexyl)phosphoric acid (D2EHPA) and bis(2,4,4-trimethylpentyl)phosphinic acid (Cyanex® 272), as well as the ionic
Sathityatiwat, Suthapat
core  

Oxidative Leaching Kinetics of Vanadium from Egyptian Boiler Ash under Acidic Oxidizing Conditions [PDF]

open access: yes, 2014
Processing of Egyptian boiler ash in sulphuric acid solution using hydrogen peroxide as oxidant has been investigated. The results showed that leaching temperature, hydrogen peroxide, sulphuric acid concentration, leaching time, liquid-to-solid ratio and
Guirguis, L. A.   +3 more
core   +1 more source

Evaluación de una metodología alternativa a la cianuración para la disolución de oro utilizando solventes orgánicos [PDF]

open access: yes, 2016
En este trabajo de investigación se evaluó la lixiviación de oro con solventes orgánicos. Para esto se utilizó como solventes orgánicos la glicina y el glutamato monósodico en presencia de peróxido de hidrógeno y permanganato de potasio a pH alcalino ...
Perea Solano, Carlos Guillermo
core  

Recovery of metals from highly concentrated acid mine drainage by liquid-liquid extraction [PDF]

open access: yes, 2019
The growing consciousness and anxiety about the environment have motivated in the recent years extensive research aiming to develop new efficient technologies for the acid mine drainage (AMD) remediation.
Melka, Alemu Bejiga
core  

Separação de metais, em meio sulfúrico, por extração líquido-líquido, a partir de mistura multicomponente [PDF]

open access: yes, 2011
In this work, a study of purification of a multicomponent pregnant solution rich in nickel was developed by the use of liquid-liquid extraction technique.
Marina Vasconcelos Lara
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Analyses of expression, activity and localization of the new type of aspartic proteinase (FeAPL1) from buckwheat (Fagopyrum esculentum Moench) [PDF]

open access: yes, 2009
Iz biblioteke cDNK semena heljde u srednjoj fazi sazrevanja prethodno je izolovana cDNK koja kodira atipičnu aspartičnu proteinazu (FeAPL1), a zatim i odgovarajući genomski fragment koji, osim kodirajuće sekvence, sadrži i 5’-regulatorni region u kome su
Milisavljević, Mira
core   +1 more source

Investigation of solvent-extraction options for zinc recovery from high chloride solutions for the Anglo Research Zinc process [PDF]

open access: yes, 2010
Includes bibliographical references (leaves 63-65).Anglo Research (AR), a division of Anglo Operations Limited, is developing a chloride-based processing route for the recovery of zinc from sulfide ores.
Gangazhe, Takalani
core  

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