After proper dilution of the MFT from 30 wt% to 10 wt% solids, Al-PAM was found to be an effective filtration aid.
With its potential to produce stackable solids for backfill (land reclamation) and the highest quality and quantity of water (filtrate) for recycle, filtration for treating mature fine tailings (MFT) using an in-house synthesized, organic inorganic hybrid polymer (flocculant), Al-PAM, as a filtration aid was developed and tested on a MFT from oil sands operations.
It is used as a filtration aid, mild abrasive, mechanical insecticide, absorbent for liquids, cat litter, activator in blood clotting studies, and heterogeneous catalyst [52, 53, 54, 55].
Since the phenolic polymers are less soluble than their precursors, they precipitate out of solution and can be physically removed by either gravity settling or filtration, aided in some cases by the use of coagulants (Wright 1995).
Silica gels are often dosed into cold, fermented beer to clarify it and aid filtration.
Compounds that are used to clarify beer and aid filtration can be used early as well as late in the brewing process.
This form is favoured by brewers because the hull debris aids wort filtration, whereas the free-threshing 'naked' varieties are preferred when barley is grown for direct human consumption [ 25].
After cooling, solids were removed by filtration through Hyflo filter-aid, and solvents were removed from the filtrate to yield a deep blue solid (145 mg, 95%).
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Several attempts to separate the fine, gelatinous In(OH 3 by filtration (with and without filter aids) turned out to be troublesome even at small scale.
