Results 11 to 20 of about 41,818 (235)

Bentonite processing

open access: yesRudarsko-geološko-naftni zbornik, 2012
Bentonite has vide variety of uses. Sepecial use of bentonite, where its absorbing properties are employed to provide water-tight sealing is for an underground repository in granites. In this paper, bentonite processing and beneficiation are described.
Grbeš Babić, Anamarija   +2 more
openaire   +3 more sources

Radiometric Constraints on the Timing, Tempo, and Effects of Large Igneous Province Emplacement

open access: yesGeophysical Monograph Series, Page 27-82., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Jennifer Kasbohm   +2 more
wiley  

+4 more sources

Homogenization of unsaturated bentonite during hydration [PDF]

open access: yes, 2023
Bentonite barriers are a key component in may designs of deep geological repositories for high level nuclear waste. During the hydration stage, the bentonite undergoes non-uniform changes in dry density that may persist even after reaching a fully ...
María Victoria Villar   +9 more
core   +1 more source

Surface Modification, Characterization and Photocatlytic Performance of Nano-Sized Titania modified with Silver and Bentonite clay [PDF]

open access: yes, 2009
In many textile industries dyes are used as coloring agents. Advanced oxidation processes are used for degrading or removing color from dye baths. Catalysts play a key role in these industries for the treatment of water.
Jana, Asim K   +5 more
core   +1 more source

Studies on Hydration Swelling and Bound Water Type of Sodium- and Polymer-Modified Calcium Bentonite

open access: yesAdvances in Polymer Technology, 2020
Modified calcium bentonite (Ca-bentonite) is extensively used in engineered barrier systems (EBSs) for municipal and industrial disposal sites due to its high swelling potential and low hydraulic conductivity.
Yong Wan   +4 more
doaj   +1 more source

Enhanced Compressive Strength of the Bentonite-Amended Cement via Bio-Mineralization

open access: yesAdvances in Materials Science and Engineering, 2022
Bentonite, a supplementary cementitious material for Portland cement, has greatly contributed to environmental sustainability. However, few studies have investigated mortar samples produced by substituting bentonite for cement, and cement strength may be
Yongshuai Sun, Anping Lei
doaj   +1 more source

Beacon: bentonite mechanical evolution [PDF]

open access: yes, 2020
The aim of Beacon is to develop the understanding of fundamental processes that lead to material homogenisation, as well as to improve capabilities for numerical modelling.
Antonio Gens   +15 more
core   +1 more source

Study of the interaction between polysaccharides and bentonite [PDF]

open access: yes, 2022
openLa bentonite è uno dei principali e più utilizzati coadiuvanti nel settore enologico, noto per la sua azione chiarificante e stabilizzante nel vino.
ROMA, NICOLA
core  

Sorption of 2,4-Dichlorophenol onto Organobentonites: Influence of Organic Cation Structure and Bentonite Layer Charge

open access: yesAdsorption Science & Technology, 2011
The influence of both the molecular structure of the organic cation and the layer charge on the bentonite on the sorption characteristics of organobentonites has been examined.
Mei Huang, Runliang Zhu
doaj   +1 more source

Effect of a Cationic Polymer on the Rheology of Cement Pastes Containing Na-Bentonite

open access: yes, 2023
This paper studies how a cationic polymer affects the rheological properties of cement pastes containing Na-bentonite in the presence of a polycarboxylate superplasticizer (PCE), and the fluidity was also investigated.
Pengpeng Wen   +5 more
core   +1 more source

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