Enzymatic network for production of ether amines from alcohols

CM Palacio, CG Crismaru, S Bartsch… - Biotechnology and …, 2016 - Wiley Online Library
We constructed an enzymatic network composed of three different enzymes for the synthesis
of valuable ether amines. The enzymatic reactions are interconnected to catalyze the …

Iron removal from Turkish quartz sand by chemical leaching and bioleaching

V Arslan, O Bayat - Mining, Metallurgy & Exploration, 2009 - Springer
The primary advantage of using oxalic acid is in the formation during leaching of soluble
complexes that are both photochemically and microbiologically degradable. In this study …

The Effect of Operating Variables on the Performance of Column Flotation of Silica Sand

I Sobota, G Bedeković - Minerals, 2024 - mdpi.com
This paper presents the results of a study performed on silica sand samples to determine the
effect of operating parameters (collector type and dosage, solids content in the pulp, pulp pH …

Electrokinetic dewatering of Turkish glass sand plant tailings

O Bayat, O Kilic, B Bayat, M Anil, H Akarsu, C Poole - Water research, 2006 - Elsevier
In this study, the dewatering of glass sand plant tailings from Mersin, Turkey was
investigated using an electrokinetic technique. The particle size (d80) of the solid waste …

[PDF][PDF] Assessment of chemical and mineralogical features on silica sand and its potential industrial applications at Elwadi Elgedid, Western Desert, Egypt

RA Osman - Int. J. Innov. Sci. Eng. Tech, 2021 - ijiset.com
The granulemetric, mineralogical and chemical investigations are performed on Elwadi
Elgedid silica sand to evaluate these deposits in industrial applications. Silica sand revealed …

[PDF][PDF] Upgrading silica/glass sand concentrate applying cationic flotation

O Bayat, H Vapur, VI Arslan - Asian Journal of Chemistry, 2007 - researchgate.net
In this study, upgrading of flotation silica/glass sand concentrate (clear flat glass quality),
sized 0.600±0.106 mm, from Camis Mining Company (Mersin, Turkey) was investigated …

Emphasis on the economical aspects of the glass sand deposits, Elzafrana, Eastern Desert, Egypt

RA Osman - Arabian Journal of Geosciences, 2021 - Springer
The glass (silica) sand located in Elzafrana, Eastern Desert, Egypt, is currently mined as raw
materials for the glass industry and other utilities because it contains a relatively high …

Omega transaminases: discovery, characterization and engineering

CM Palacio - 2019 - research.rug.nl
The work described in this thesis is aimed at exploring the properties of known and new
transaminases and establishing the possibilities and limitations of their use in biocatalysis …

[PDF][PDF] Glass sand flotation for iron impurity removal

A Valchev, M Marinov, I Grigorova… - Proc. of XIVthBalkan …, 2011 - researchgate.net
The deposits of quartz-kaolin raw materials are localized in the NE Bulgaria and are mine in
open pits. After wet separation the quartz-kaolin sand yields two products of different grades …

[PDF][PDF] LOW IRON SILICASANDFOR GLASSMAKING

A Valchev, M Marinov, I Grigorova, I Nishkov - researchgate.net
The Bulgarian deposits of quartz-kaolin raw materials are localized in the eastern part of the
Danube plain. This raw material is a mixture of quartz sand and kaolin in a ratio …