Results 21 to 30 of about 11,640,128 (328)

Effect of material bed compression on white fused corundum product particle shape and bulk density

open access: yesOpen Ceramics, 2023
Comminution of corundum is a challenging task, as it has outstanding mechanical strength and is highly abrasive and is consequently applied as a blasting and polishing agent in the abrasive industry. Thus, the selection of the best comminution methods to
László Tamás, Ádám Rácz
doaj   +1 more source

Quality of meat from young crossbred bulls frozen after 14 days of modified atmosphere storage

open access: yesAgricultural and Food Science, 2018
The quality of the longissimus lumborum muscle (Holstein-Friesian Black-and-White- HF BW x Belgian Blue - BB bulls) was determined after 14 days of storage under different modified atmospheres (MA) (vacuum; 40% CO2 + 60% N2; 30% CO2 + 70% Ar) and 6 ...
Katarzyna Śmiecińska   +4 more
doaj   +1 more source

A Simulator for Educating the Digital Technologies Skills in Industry. Part One. Dynamic Simulation of Technological Processes

open access: yesApplied Sciences, 2021
Digital technology is being introduced into all areas of human activity. However, there are a number of challenges in implementing these technologies. These include the delayed return on investment, the lack of visibility for decision-makers and, most ...
Natalia Koteleva   +2 more
doaj   +1 more source

Particle Identification by Image Processing

open access: yesKONA Powder and Particle Journal, 2014
This paper reviews techniques for obtaining and processing images of particles and objects (irradiation, response, surveying, storage and analysis). It presents the methodologies by which images can be classified and
Giuseppe Bonifazi, Paolo Massacci
doaj   +1 more source

Recycling of Gallium from End-of-Life Light Emitting Diodes

open access: yesArchives of Metallurgy and Materials, 2017
Nowadays Light Emitting Diodes (LEDs) are widely utilized. They are applied as backlighting in Liquid Crystal Displays (LCD) and TV sets or as lighting equipments in homes, cars, instruments and street-lightning.
Nagy S.   +3 more
doaj   +1 more source

Sluggish raw material markets [PDF]

open access: yes, 2008
During the course of 1986 the prices of most raw materials were under considerable pressure.
Kolbe, Heinz
core   +1 more source

Fly Ash, from Recycling to Potential Raw Material for Mesoporous Silica Synthesis

open access: yesNanomaterials, 2020
In order to meet the increasing energy demand and to decrease the dependency on coal, environmentally friendly methods for fly ash utilization are required. In this respect, the priority is to identify the fly ash properties and to consider its potential
M. Miricioiu, V. Niculescu
semanticscholar   +1 more source

Transfer of Ethanol and Aroma Compounds by Varying Specific Process Parameters in the Thermal Dealcoholisation of Beer

open access: yesFoods, 2021
Dealcoholisation of beer has gained prominence over the last decade. A well-known procedure involves the combination of a rectification column for thermal dealcoholisation and a downstream column for aroma recovery.
Magdalena Müller   +2 more
doaj   +1 more source

Effect of Grinding Fineness of Fly Ash on the Properties of Geopolymer Foam

open access: yesArchives of Metallurgy and Materials, 2017
Present paper deals with the development of geopolymer foam prepared from ground F class power station fly ash. The effect of the fly ash fineness on the rheology of the geopolymer paste and the foam properties have been investigated. The raw fly ash was
Szabó R.   +3 more
doaj   +1 more source

COMPARATIVE INVESTIGATION OF GLASS WASTE GRINDING IN VARIOUS MILLS

open access: yesRudarsko-geološko-naftni Zbornik, 2022
The present work deals with systematic grinding investigation and determination of grindability of container glass bottles. The systematic grinding tests were carried out in three different kinds of ball mills (a drum mill, a vibrating mill, and a ...
Ildikó Fóris, Gábor Mucsi
doaj  

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