Results 11 to 20 of about 11,133,337 (383)

Raw material for biodiesel production. Valorization of used edible oil

open access: yesJournal of Renewable Energies, 2023
Biofuel’s production is a topical domain for researchers due to the relevance that it is winning every day. This, because of the increase in the petroleum price and the environmental advantages.
A. Ahmia   +3 more
semanticscholar   +1 more source

Increasing the Pozzolanic Reactivity of Recovered CDW Cement Stone by Mechanical Activation

open access: yesMaterials Proceedings, 2023
The study focuses on enhancing the reactivity of the fine size fraction of construction and demolition waste (CDW) by mechanical activation in a stirred media mill. Systematic measurements were carried out to monitor the change in cement stone reactivity.
Roland Szabó   +3 more
doaj   +1 more source

New Techniques for Assessing Critical Raw Material Aspects in Energy and Other Technologies

open access: yesEnvironmental Science and Technology, 2022
Transitioning to more sustainable energy technologies is a vital step in the move toward reducing global greenhouse gas emissions. However, several physical constraints could hinder the implementation of these technologies, and many of the raw materials ...
N. Martin   +3 more
semanticscholar   +1 more source

On the recycling and use of microsilica in the oil industry [PDF]

open access: yesE3S Web of Conferences, 2021
Cementing of casing strings is one of the most important processes of well construction for the exploration and exploitation of oil, gas and gas condensate fields. Despite more than half a century of research and development of grouting mortars, they are
Glazev M., Bazhin V.
doaj   +1 more source

Management of Forest Residues as a Raw Material for the Production of Particleboards

open access: yesForests, 2022
Expanding the base of raw materials for use in the production of wood-based materials, researchers and panel manufacturers around the world are increasingly trying to produce panel prototypes from raw materials available in a given area and climate, or ...
Marta Pędzik   +4 more
semanticscholar   +1 more source

The impact of the curing process on the efflorescence and mechanical properties of basalt fibre reinforced fly ash-based geopolymer composites [PDF]

open access: yesMATEC Web of Conferences, 2020
Efflorescence is one of the limitations of the widespread use of geopolymers. This problem is caused by excess unreacted sodium oxide remaining inside materials.
Korniejenko Kinga   +6 more
doaj   +1 more source

Tannin as a renewable raw material for adhesive applications: a review

open access: yesMaterials Advances, 2022
Greener methods for the extraction and isolation of tannin, and it's state of art in adhesive technology.
Pritam V. Dhawale   +6 more
semanticscholar   +1 more source

The Study of Metal Corrosion Resistance near Weld Joints When Erecting Building and Structures Composed of Precast Structures

open access: yesApplied Sciences, 2022
Corrosion processes of the most common steel grades in various environments are the subject of numerous studies. At the same time, the corrosion of welded joints hidden in concrete thickness has not yet been studied.
Pyotr V. Zgonnik   +2 more
doaj   +1 more source

Biomass Waste as Sustainable Raw Material for Energy and Fuels

open access: yesSustainability, 2021
Sustainable development is the common goal of the current concepts of bioeconomy and circular economy. In this sense, the biorefineries platforms are a strategic factor to increase the bioeconomy in the economic balance.
Nicolás M. Clauser   +5 more
semanticscholar   +1 more source

INFLUENCE OF RAW MATERIAL PROPERTIES ON WASTE-BASED GLASS FOAM

open access: yesRudarsko-geološko-naftni Zbornik, 2023
Glass foam tablets were prepared by using mixed glass bottles (green, brown, and white), eggshell waste as a foaming agent, Na-bentonite as binder material, and red mud as an additive, respectively.
Ildikó Fóris, Gábor Mucsi
doaj   +1 more source

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