초록 ▼

A filter for removing microorganisms from a fluid is provided by the invention. The filter includes a substrate having a reactive surface, and a polymer covalently bonded to the reactive surface of the substrate. The polymer includes a plurality of cationic groups for attracting microorganisms. Fauc

A filter for removing microorganisms from a fluid is provided by the invention. The filter includes a substrate having a reactive surface, and a polymer covalently bonded to the reactive surface of the substrate. The polymer includes a plurality of cationic groups for attracting microorganisms. Faucet mounted filters and pour through filters containing the polymer coated substrate are provided. Also disclosed are methods for using and manufacturing filters for removing microorganisms from a fluid.

대표청구항 ▼

A filter for removing microorganisms from a fluid is provided by the invention. The filter includes a substrate having a reactive surface, and a polymer covalently bonded to the reactive surface of the substrate. The polymer includes a plurality of cationic groups for attracting microorganisms. Fauc

A filter for removing microorganisms from a fluid is provided by the invention. The filter includes a substrate having a reactive surface, and a polymer covalently bonded to the reactive surface of the substrate. The polymer includes a plurality of cationic groups for attracting microorganisms. Faucet mounted filters and pour through filters containing the polymer coated substrate are provided. Also disclosed are methods for using and manufacturing filters for removing microorganisms from a fluid. peroxide. 10. The process of claim 1 wherein said activated carbons are arranged in a configuration selected from the group consisting of moving-beds, fixed-beds, cyclic fixed-beds, and stirred tanks. 11. The process of claim 1 wherein said activated carbons have a surface area of at least 500 m2/g. 12. The process of claim 1 wherein said activated carbons have a surface area of approximately between 500 to 2000 m2/g. 13. The process of claim 1 wherein said activated carbons have a pore size ranging between 10 to 100 Angstroms. 14. A process for removing sulfur compounds from petroleum compounds comprising: (a) separating said petroleum compounds into a first low-sulfur fraction and a first high-sulfur fraction; (b) reacting said first high-sulfur fraction with oxidizing agents; (c) contacting a product of step (b) with activated carbons capable of adsorbing said sulfur compounds thereby forming a second low-sulfur fraction and a second high-sulfur fraction; (d) eluting said adsorbed sulfur compounds from said activated carbons with solvents; (e) removing said adsorbed sulfur compounds from said solvents (f) applying a gas to said activated carbons; and wherein steps d, e and f constitute an activated carbon regeneration process occurring in a closed loop system. 15. The process of claim 14 further comprising contacting said solvents of step (d) having adsorbed sulfur compounds with said activated carbons.