Results 71 to 80 of about 436,366 (197)

Remediation and monitoring of abandoned mines

International Journal of Mining Science and Technology, 2017
This paper describes a recent study on using fly ash for backfilling abandoned room and pillar mines. Detailed investigations on fly ash properties such as the strength and stiffness of settled fly ash, flowability of fly ash grout, as well as chemistry ...
Baotang Shen, Brett Poulsen, Xun Luo, Johnny Qin, Ramesh Thiruvenkatachari, Yi Duan   +5 more
doaj   +1 more source

Evaluation of Pelletized Artificial Geopolymer Aggregate Manufactured From Volcano Ash [PDF]

, 2013
This paper introduced the new pelletized artificial geopolymer aggregate made from volcano ash. This is one of the effort to diminish the high quantity of volcano mud from East Java, Indonesia, that become a major issue since May 29, 2006 when it ...
Nizar, I. Khairul, Bakri, A. M. Mustafa Al, I Khairul Nizar, Y Zarina, Rafiza, A. R., A R Rafiza, A M Mustafa Al Bakri, Hardjito, Djwantoro, H Kamarudin, D Hardjito, Kamarudin, H., Zarina, Y.   +11 more
core  

Subbase stabilization with fly ash

Facta universitatis - series: Architecture and Civil Engineering
Due to increased activities in civil engineering, and especially in the transport infrastructure, and thus an increase in the use of additional construction materials, innovative solutions are needed in finding alternative materials for the preservation of natural resources.
Zlatko Zafirovski, Mite Markovski, Slobodan Ognjenovic, Vasko Gacevski, Ivona Nedevska, Riste Ristov   +5 more
openaire   +2 more sources

Investigation of Fly ash Polymer Composite of Fly ash Polymer Composite

International Journal for Research in Applied Science and Engineering Technology, 2022
Abstract: Industrial waste like fly-ash which is creating environmental problems, is mainly used as a buildingmaterial due to its low cost and easy availability. But the main disadvantage of these bricks is its low strength. So, a lot of research is going on to increase the strength of these bricks.
openaire   +1 more source

Environmental consequences associated with ash-stabilisation of organic sludges from the synthol process [PDF]

, 2002
Includes bibliographical references.Worldwide increases in environmental awareness have led to the development of new innovative technologies aimed at site remediation and hazardous waste treatment.
Makhathini, S. C.
core   +1 more source

Investigation of Fresh Properties of Self-Leveling Cement-Based Pastes with CFB Fly Ash as an SCM

Buildings
The incorporation of circulating fluidized bed (CFB) fly ash into self-leveling cement-based (SLC) paste production presents significant environmental advantages. However, its addition deteriorates the fresh properties of the paste, posing challenges for
Chun-Ran Wu, Wei Tang, Yan-Lin Huo, Bao-Jian Zhan, Shi-Cong Kou   +4 more
doaj   +1 more source

CONSISTENCY OF FLY ASH AND METAKAOLIN CONCRETE

JOURNAL OF CIVIL ENGINEERING AND MANAGEMENT, 2009
As high‐performance Portland cement (PC), fly ash (FA) and metakaolin (MK) concrete have been developed in wide applications, it has growing interest in optimizing and predicting consistency of fresh PC‐FA‐MK concrete for efficient and practical design and construction.
Bai, Jiping, Gailius, Albinas
openaire   +3 more sources

An investigation of the effect of fly ash to the porosity of concretes using image analysis technique

, 2005
Although air void or the porosity is one of the most important factors that affect the performance of hardened concretes, it is generally not considered in the design and analysis because of the difficulties of its quantification; for example, the air ...
Dhanasekar, Remadevi., D Spilsbury (9875468), Spilsbury, D., Remadevi Dhanasekar (9792026)   +3 more
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Ultrasound-assisted leaching of calcium ions from fly ash to mineralize CO2 and fire extinguishing characteristics of products

Meitan xuebao
The use of fly ash slurry for mineralization to capture CO2, along with utilizing the mineralized slurry to prevent spontaneous combustion in goaf area, can achieve the dual benefits of pollution reduction and carbon reduction, as well as disaster ...
Quanlin SHI, Botao QIN, Yongjiang SUN
doaj   +1 more source

Effect of class F fly ash on the durability properties of concrete

Sustainable Environment Research, 2018
The present study evaluates the application of class F fly ash as a partial replacement of binder in concrete. The compressive strength of the fly ash samples showed low early compressive strength comparing to the control samples.
Ashish Kumer Saha
doaj   +1 more source