Results 21 to 30 of about 11,456,586 (404)

Control of Natural Zeolite Properties by Mechanical Activation in Stirred Media Mill

open access: yesArchives of Metallurgy and Materials, 2017
Due to the special characteristics of zeolites, they can be applied in a very wide range of industries, i.e. agricultural, environmental or water treatment purposes. Generally, high added value zeolite products are manufactured by micro- or nanogrinding.
Bohács K.   +3 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

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

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

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

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

Raw material optimization and stone tool engineering in the Early Stone Age of Olduvai Gorge (Tanzania)

open access: yesJournal of the Royal Society Interface, 2020
For more than 1.8 million years hominins at Olduvai Gorge were faced with a choice: whether to use lavas, quartzite or chert to produce stone tools. All are available locally and all are suitable for stone tool production.
Alastair J. M. Key   +2 more
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

Production RAW Material Inventory Control Information System at PT. SIIX EMS Indonesia [PDF]

open access: yes, 2020
Application of web-based raw material inventory control information system with a bill of materials (BOM) using the PHP and MySQL programming language as a database, and using the SDLC livestock device engineering method with stages of planning, design ...
Hilabi, S. S. (Shofa)   +2 more
core  

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