Granular filtration media mixture and uses in water purification
AssigneeHalosource, Inc.
InventorsYongjun Chen, Hiroyuki Kawai, Patricia Q. Bottari, Christopher R. Ashley, Andrew F. Mason
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Abstract
Provided is a granular filtration media comprising a mixture of granular filtration media and less than 5% of nanofibers based on the dry weight, method of making the same and uses of the same for removing contaminants from water, including metals, heavy metals, synthetic or natural organic matters, colloidal or suspended particles to improve the chemical safety and purity of water for the purpose of water purification, specifically, one embodiment of the present invention disclosed is use of the granular filtration media to remove particulate lead from high pH water.
Claims22
Granular filtration media mixture, comprising:
- a mixture comprising granular particles and nanofibers.
A method of making granular filtration media mixture, comprising:
- dispersing nanofibers in a solvent;
- adding granular particles to the solvent;
- mixing the solvent with the nanofibers and the granular particles;
- and
- separating the solvent to make a granular filtration media mixture.
A method of removing impurities from a fluid, comprising:
- passing a fluid comprising an impurity through a filter comprising granular filtration media mixture, wherein the granular filtration media mixture comprising granular particles and nanofibers.
(canceled)
15-16. (canceled)
A filter, comprising:
- a filter chamber having a mixture comprising a granular filtration media and nanofibers.
Dependencies are inferred from the claim text.