Results 101 to 110 of about 351,160 (199)

Influence of microwave, the combined microwave/hot air and only hot air roasting on the formation of heat-induced contaminants of carob powders

open access: yes, 2018
This study aims to investigate the effects of microwave, combined microwave/hot air treatment and hot air-only roasting on the formation of heat-induced contaminants of carob powders.
Sahin-Nadeem, Hilal   +4 more
core   +1 more source

Microwave roasting of pyrite tailings and pyrite ash for sponge iron production [PDF]

open access: yes, 2016
Iron ores containing ferrous minerals and sulphide minerals are specifically as several times active in microwave. Pyrolysis of the coal usually requires iron minerals for activation step to both absorption microwave from the matrix of the sulphides and ...
Tosun, Yıldırım İsmail
core   +1 more source

An investigation of minerals using microwave measurement of complex permittivity [PDF]

open access: yes, 1990
Includes bibliography.Microwave measurement techniques have found many industrial and commercial applications. This measurement potential of microwaves, together with observations that different minerals show different microwave heating characteristics ...
Pendock, Graeme
core   +1 more source

Study on optimization of microwave roasting process and fracture force relationship of Arabica coffee

open access: yes, 2019
With the power density, roasting time, spinning speed of roller and wind speed of microwave as the experimental factors, and the bulk density and roasting color value of coffee beans as the indexes for evaluation, the single factor test and the four ...
Lu, WANG   +6 more
core   +1 more source

Efficient selective extraction of lithium from high‑silicon electrolytic aluminum slag using microwave roasting method.

open access: yes
Lithium has become a strategically important metal due to its critical role in lithium-ion batteries for the transportation industry. Waste residues generated during aluminum smelting contain significant amounts of lithium; therefore, the recovery of ...
Ren, Fuzhong   +6 more
core   +1 more source

Effect of microwave roasting on the color, functional and antioxidant properties of fenugreek (Trigonella foenum‑graecum L.) seeds

open access: yes
The present study investigated the effects of microwave roasting at different power levels (300, 450, and 600 W) and roasting times (3–12 min) on the color attributes, functional properties, and antioxidant characteristics of fenugreek seeds.
Pushpanjali Purohit   +2 more
core   +1 more source

Microwave assisted roasting of sulphidic tailings

open access: yes, 2019
Mijnbouw produceert grote hoeveelheden afval. Bijvoorbeeld sulfidische tailings, deze bevatten nog steeds waardevolle metalen zoals koper (Cu). Sulfidische tailings zijn een probleem voor het milieu omdat ze zure mijneffluenten afgeven die uitloging van metalen veroorzaken.
openaire   +1 more source

Microwave-Assisted Sulfation Method for Lithium Recovery from Spent LiNixCoyMnzO2 Cathode Material: Process Intensification and Conversion Mechanism

open access: yes
The recovery rate of lithium from spent lithium-ion batteries (LIBs) is only about 50% by the conventional hydrometallurgical process in industry, which results in huge waste of lithium resources.
Wei Xu (28953)   +6 more
core   +1 more source

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