Torrefaction is a thermochemical pretreatment process at 200–300° C in an inert condition
which transforms biomass into a relatively superior handling, milling, co-firing and clean …

This review traces current applications of the residence time theory in various solid unit
operations. Besides reviewing recent experimental and simulation studies in the literature …

The depletion of fossil fuel reserves and greenhouse gas emissions led to limit the use of
fossil fuels, including natural gas, coal, or petroleum, and demand a clean and sustainable …

In the modern world, the major problems humanity faces, such as exploitation of depleting
natural resources, rising population, combined with other environmental and economic …

Mass transfer plays a critical role in the efficiency of photocatalytic oxidation (PCO)
technology for air purification applications. There has been limited work on the exploration of …

Rotating screw conveyors can be utilized in the application of heat to granular materials: the
mechanical motion of the rotating screw provides a controlled means of transferring the …

A numerical study of the effects of the shape of an enclosed screw conveyor on the mixing
and heat transfer in a horizontal gas–solid fluidized bed was conducted using computational …

Optimization of photocatalytic degradation of phenazopyridine (PhP) under UV light
irradiation using immobilized TiO 2 nanoparticles was studied. The effect of operational …

Screw reactors are largely used devices in the industry. Very few studies focus on the
powder hydrodynamics in screw reactors. The overflow point, a filling degree value when …

Hot-melt extrusion allows for the continuous production of amorphous solid dispersions,
which are used to enhance bioavailability of poorly soluble drugs in pharmaceutical drug …