Synthesis of pure NaA zeolites from coal fly ashes for ammonium removal from aqueous solutions

Z Jiang, J Yang, H Ma, X Ma, J Yuan - Clean Technologies and …, 2016 - Springer
The pure NaA zeolites used as adsorbents for ammonium removal were successfully
synthesized from coal fly ash by means of alkaline fusion followed by hydrothermal …

[PDF][PDF] Removal of ammonium from aqueous solutions using synthetic zeolite obtained from coal fly-ash

Y Niu, Y Zhao, B Xi, X Hu, X Xia, L Wang… - Fresenius …, 2012 - researchgate.net
The purpose of this study was to investigate the removal of ammonium from aqueous
solutions using a novel zeolite obtained from coal fly-ash. The zeolite was characterized by …

NaA zeolite derived from blast furnace slag: Its application for ammonium removal

H Guo, L Tang, B Yan, K Wan, P Li - Water Science and …, 2017 - iwaponline.com
In this paper, high value added NaA zeolite material was prepared from blast furnace (BF)
slag by hydrothermal method and its adsorption behavior on the removal of ammonium ion …

Al‐Waste‐Based Zeolite Adsorbent Used for the Removal of Ammonium from Aqueous Solutions

R Sánchez-Hernández, I Padilla… - … Journal of Chemical …, 2018 - Wiley Online Library
This work evaluates the use of a synthetic NaP1 zeolite obtained from a hazardous Al‐
containing waste for the removal of ammonium (NH4+) from aqueous solutions by batch …

Preparation of highly ordered cubic NaA zeolite from halloysite mineral for adsorption of ammonium ions

Y Zhao, B Zhang, X Zhang, J Wang, J Liu… - Journal of Hazardous …, 2010 - Elsevier
Well-ordered cubic NaA zeolite was first synthesized using natural halloysite mineral with
nanotubular structure as source material by hydro-thermal method. SEM and HRTEM …

Ammonium removal from aqueous solutions by natural Iranian zeolite in the presence of organic acids, cations and anions

F Mazloomi, M Jalali - Journal of Environmental Chemical Engineering, 2016 - Elsevier
The present study was conducted to evaluate the possibility of using natural Iranian zeolite
for ammonium (NH 4+) removal from aqueous solutions. Batch experiments were performed …

Recovery of ammonium by powder synthetic zeolites from wastewater effluents: optimization of the regeneration step

X You, C Valderrama, X Querol, JL Cortina - Water, air, & soil pollution, 2017 - Springer
Nitrogen recovery and valorization is gaining interest due to the current need for nitrogen
removal, so it is of great interest that ammonium-selective sorbents be evaluated. In this …

Revealing the effect of preparation parameters on zeolite adsorption performance for low and medium concentrations of ammonium

W He, H Gong, K Fang, F Peng, K Wang - Journal of Environmental …, 2019 - Elsevier
The effect of preparation parameters on the performance of zeolite for ammonium (20–300
mg N/L) adsorption from simulated wastewater is reported. It was found that the ratios of Na …

Synthesis of zeolite P1 from fly ash under solvent-free conditions for ammonium removal from water

Y Liu, C Yan, J Zhao, Z Zhang, H Wang, S Zhou… - Journal of Cleaner …, 2018 - Elsevier
In this work, zeolite P1 is synthesized from fluidized bed fly ash (FA) via a solvent-free
process. The formation of zeolite P1 is investigated as a function of crystallization reaction …

Ammonium adsorption on natural zeolite (clinoptilolite): adsorption isotherms and kinetics modeling

D Kučić, M Markić, F Briški - The holistic approach to environment, 2012 - hrcak.srce.hr
Sažetak A batch sorption process for removal of ammonium ions from aqueous solution
using natural zeolite was studied. Tree different particle sizes of zeolite (1-2 mm, 2-4 mm …