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Now showing items 271-280 of 308
Pertraction of Solutes in Double Hollow-Fiber Membrane Pertractors, In book: Chemical and Process Engineering-IcheaP-2
(AIDIC Associazione Italiana di Ingegneria Chimica, 1995)
Oxygen reduction on iron-V. Processes in boric acid-borate buffer solutions in the 7.4-9.8 pH range
(Pergamon-Elsevier Science Ltd, Oxford, 1991)
O2 and H2O2 reduction was studied on Puratronic iron (99.995%) in borate buffer solutions of various pH ranging from 7.4 to 9.8. In solutions of pH < 9.3 the E-j curves are of quite irregular shapes and the limiting ...
Dobijanje biološki-aktivnog kompleksa jonoizmenjivačko vlakno-insulin / Obtaining of biologically-activated complex ion-exchanged fiber-insulin
(Loznica : Viskoza, 1993)
Jonoizmenjivačka vlakna, posebno na bazi poliakrilonitrila (PAN) i polivinilalkohola (PVA), zbog istovremenog prisustva različitih funkcionalnih grupa imaju sposobnost selektivne hemisorpcije krupnih organskih jona. Stoga ...
Comparative study of arsenic removal from drinking water (precipitation, sorption and membrane extraction treatments)
(Nauka Publishing House, St. Petersburg, 1994)
Kristalisanje koncentrovanih rastvora celuloze u N-metilmorfolin-N-oksidu / Crystallization of concentrated cellulose solutions in N-methylmorpholine-N-oxide
(Loznica : Viskoza, 1992)
U istraživanju mogućnosti dobijanja hemijskih celuloznih vlakana bez upotrebe ugljen disulfida posebna pažnja je posvećena takvim direktnim rastvaračima celuloze kao što su tercijerni amini. U ovom radu proučavane su pojave ...
Uticaj različitih primesa na kinetiku redukcije nikl-hlorida vodonikom
(Beograd : Srpsko hemijsko društvo, 1994)
Copper Separation from Aqueous Effluents by Liquid Membrane Pertraction
(International Ecological Congress, Voronezh, Russia, September 22-28, 1996)
In this paper the feasibility of applying liquid membrane pertraction to the copper
recovery from aqueous effluents has been examined. A continuos laboratory-scale
hollow fiber-in-fiber type membrane pertractor was ...
Recovery of Indium in a Hollow Fiber Membrane Pertractor
(International Ecological Congress, Voronezh, Russia, September 22-28, 1996)
In the present work, the recovery of indium from sulfate media using a continuos-type membrane
pertractor with hollow fiber geometry was investigated as a study of the feasibility of the industrial
application of this ...
Reološka i druga svojstva N-metilmorfolin-N-oksidnog rastvora celuloze za vlakna / Rheological and other properties of cellulose solution in N-methylmorpholine-N-oxide
(Loznica : Viskoza, 1992)
Između različitih rastvarača za direktno rastvaranje celuloze i primene ovih rastvora za proizvodnju hemijskih celuloznih vIakana najperspektivniji je N-metilmorfolin-N-oksid (NMMO). Teižište ovog rada je na istraživanju ...
Hydrogen peroxide oxidation on passive iron in alkaline solutions
(Pergamon-Elsevier Science Ltd, Oxford, 1992)
The kinetics of hydrogen peroxide oxidation were studied on passive iron in alkaline solutions of pH ranging from 9.8 to 13.8, using the rotating disk electrode. Measurements were taken using the linear sweep technique. ...