Natural zeolites as effective adsorbents in water and wastewater treatment

S Wang, Y Peng - Chemical engineering journal, 2010 - Elsevier
Natural zeolites are abundant and low cost resources, which are crystalline hydrated
aluminosilicates with a framework structure containing pores occupied by water, alkali and …

Review of the natural, modified, and synthetic zeolites for heavy metals removal from wastewater

Z Yuna - Environmental Engineering Science, 2016 - liebertpub.com
Low-cost zeolite sorbents, which have unique ion exchange and sorption properties, have
been investigated as candidates for cost-effective removal of heavy metals from waste …

Equilibrium, kinetic, and thermodynamic studies of lead ion adsorption from mine wastewater onto MoS2-clinoptilolite composite

S Pandey, E Fosso-Kankeu, MJ Spiro… - Materials Today …, 2020 - Elsevier
This work explored the potential of clinoptilolite, molybdenum sulphide (MoS 2), and MoS 2-
clinoptilolite composite in lead (Pb) removal from aqueous medium and industrial mining …

Application of natural zeolites in anaerobic digestion processes: A review

S Montalvo, L Guerrero, R Borja, E Sánchez, Z Milán… - Applied Clay …, 2012 - Elsevier
This paper reviews the most relevant uses and applications of zeolites in anaerobic
digestion processes. The feasibility of using natural zeolites as support media for the …

Effects of modified zeolite on the removal and stabilization of heavy metals in contaminated lake sediment using BCR sequential extraction

J Wen, Y Yi, G Zeng - Journal of environmental management, 2016 - Elsevier
Sediment can be applied on land as a soil conditioner. However, toxic substances such as
heavy metals within the sediment often lead to soil contamination if no proper management …

[HTML][HTML] Possibilities of using silicate rock powder: An overview

CG Ramos, JC Hower, E Blanco, MLS Oliveira… - Geoscience …, 2022 - Elsevier
This study evaluates the on use of crushed rocks (remineralizers) to increase soil fertility
levels and which contributed to increase agricultural productivity, recovery of degraded …

The structural and surface properties of natural and modified coal gangue

B Jabłońska, AV Kityk, M Busch, P Huber - Journal of Environmental …, 2017 - Elsevier
A novel application of coal gangue as inexpensive adsorbents is considered in this study.
The structural and surface properties of natural and modified gangue were studied via …

Preparation and application of modified zeolites as adsorbents in wastewater treatment

J Shi, Z Yang, H Dai, X Lu, L Peng, X Tan… - Water Science and …, 2018 - iwaponline.com
Natural zeolite has been recognized as a useful adsorbent for wastewater treatment for
removing cations. Natural zeolite is a kind of porous material with large specific surface area …

Step-wise dealumination of natural clinoptilolite: Structural and physicochemical characterization

Y Garcia-Basabe, I Rodriguez-Iznaga… - Microporous and …, 2010 - Elsevier
The step-wise dealumination of a natural clinoptilolite has been achieved through a new
milder treatment, comprising cycles of aqueous solutions of hydrochloric acid with washing …

Monitoring the effect of hydrothermal treatments on the structure of a natural zeolite through a combined XRD, FTIR, XRF, SEM and N2-porosimetry analysis

K Elaiopoulos, T Perraki, E Grigoropoulou - Microporous and Mesoporous …, 2010 - Elsevier
A natural zeolite specimen, consisting mainly of heulandite type-II and mordenite, was
succumbed to NH4+ and/or H+-exchange followed by one or two calcination steps and …