Water nano-filtration device

Details Water nano-filtration device Water nano-filtration device

2006-03-23

2009-02-03

Fortuna, Ana M (Department: 1797)

Liquid purification or separation

Filter

Supported, shaped or superimposed formed mediums

C210S323200, C210S321600, C210S777000, C210S650000

Reexamination Certificate

active

07484626

ABSTRACT:
A water filter includes a porous support characterized by a mean porosity in the range of 20 to 50% and a mean pore size of 2 to 5 μm; and a carbon filter medium membrane disposed thereon which is characterized by a mean particle size of no more than 50 μm and a mean pore size of no more than 7.2 μm.

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T. D. Burchell et al., “A Novel Process and Material for the Separation of Carbon Dioxide and Hydrogen Sulfide Gas Mixtures”, Carbon, 1997, pp. 1279-1294 vol. 35 No. 9.
U.S. Appl. No. 10/467,952 (Under Secrecy Order), Applicant Bruce B. Marshall, Filed Jul. 24, 2003.

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