Results 21 to 30 of about 197,222 (357)

Data on the fabrication of hybrid calix [4]arene-modified natural bentonite clay for efficient selective removal of toxic metals from wastewater at room temperature

open access: yesData in Brief, 2021
Fresh water resources on the earth are less than 0.2%; meanwhile, around 80% of the freshwater is consumed daily in agriculture, industries, and household activities [1–2].
Khouloud Jlassi   +4 more
doaj   +1 more source

3D printing of kaolinite clay with small additions of lime, fly ash and talc ceramic powders [PDF]

open access: yesProcessing and Application of Ceramics, 2019
Direct ink writing technique, an extrusion based additive manufacturing process, has been used to fabricate kaolinite clay based-ceramics with several inexpensive ceramic powders: lime, fly ash and talc.
Carlos F. Revelo, Henry A. Colorado
doaj   +1 more source

RUSSIA'S DEFENSE INDUSTRY: FEET OF CLAY [PDF]

open access: yesSecurity Index: A Russian Journal on International Security, 2010
Experts differ in their assessment of the state of the Russian defense industry. The pessimists point out that the production facilities are obsolete and decrepit, that the Soviet-era R&D edge has ...
Natalia Kalinina, Vadim Kozyulin
openaire   +1 more source

Applying Combined Langmuir–Freundlich Model to the Multi-Component Adsorption of BTEX and Phenol on Smectite Clay

open access: yesAdsorption Science & Technology, 2012
Adsorption using clay is increasingly being applied in the secondary treatment of effluents contaminated with organic compounds discharged from oil industries.
Marilda N. Carvalho   +5 more
doaj   +1 more source

Stress-strain and penetration characteristics of clay modified with crumb rubber

open access: yesRevista Facultad de Ingeniería, 2018
Waste disposal has become a serious issue worldwide due to the huge amount of by-products generated by refineries and smelting industries that threat the environment if they are disposed inefficiently.
Sivapriya Vijayasimhan, Ph. D.
doaj   +1 more source

Limestone Clays for Ceramic Industry

open access: yes, 2021
Limestone clays are used in the ceramic segment in the manufacture of bricks, ceramic tiles, and in the production of cement, among others. Limestone can be present in soils in pure form or as a contaminant, but always from marine environments. The limestone after burning can present a high loss of mass (35–45%), which can cause serious problems with ...
Alves, de Oliveira, Herbet   +1 more
openaire   +3 more sources

Characterization and Evaluation of Ceramic Properties with Spherical and Prismatic Samples of Clay Used in Red Ceramics [PDF]

open access: yesMaterials Research, 2017
The Brazilian red ceramic industry monthly consumes about 10.3 million tons of clay, its main raw material. In most potteries, characterization of the clay is made empirically, which can result in roof tiles and blocks not according to standards. In this
Alessandra Savazzini-Reis   +4 more
doaj   +2 more sources

Treatment of food processing industries wastewater using a novel Fuller's earth clay-based tubular ceramic membrane

open access: yesWater Science and Technology, 2023
This study investigates the feasibility of a robust, low-cost tubular microfiltration ceramic membrane fabricated using a mixture of locally available Fuller's earth clay (FEC) and solid waste material, rice husk ash (RHA), to treat effluents generated ...
S. Sahana Sringari, Vinoth Kumar Raja
doaj   +1 more source

Clay resource estimation using a geostatistical approach in Tam Binh district, Vinh Long province, Viet Nam

open access: yesGeology, Ecology, and Landscapes
Clay is an essential resource for improving the brick and ceramic industries. However, the demand for clay needs to grow. Estimating industrial mineral reserves requires an optimal and unbiased statistical tool.
Vo Quang Minh   +4 more
doaj   +1 more source

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