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Monolith filter apparatus and membrane apparatus, and method using same

Patent ·
OSTI ID:1041183

A filtration apparatus that separates a liquid feedstock mixed with a gas into filtrate and retentate, the apparatus including at least one filtration device comprised of at least one monolith segment of porous material that defines a plurality of passageways extending longitudinally from a feed face of the structure to a retentate end face. The filtration device contains at least one filtrate conduit within it for carrying filtrate toward a filtrate collection zone, the filtrate conduit providing a path of lower flow resistance than that of alternative flow paths through the porous material of the device. The filtration device can also be utilized as a membrane support for a device for microfiltration, ultrafiltration, nanofiltration, reverse osmosis, or pervaporation. Also disclosed is a method for using such a filtration apparatus.

Research Organization:
Ceramem Corp
Sponsoring Organization:
USDOE
DOE Contract Number:
FG02-03ER83621
Assignee:
HPD, LLC (Plainfield, IL)
Patent Number(s):
8,147,699
Application Number:
10/853,976
OSTI ID:
1041183
Country of Publication:
United States
Language:
English

References (12)

Influence of the flow regime on the efficiency of a gas-liquid two-phase medium filtration journal December 1995
Influence of a gas/liquid two-phase flow on the ultrafiltration and microfiltration performances: case of a ceramic flat sheet membrane journal December 2000
Ultrafiltration of activated sludge with ceramic membranes in a cross-flow membrane bioreactor process journal May 2000
Hydrodynamics of slug flow applied to cross-flow filtration in narrow tubes journal March 2000
The use of gas bubbling to enhance membrane processes journal August 2003
Membrane bioreactors: design & operational options journal June 2002
Hydrodynamic aspects of the monolith loop reactor journal February 2001
Monolithic catalysts as efficient three-phase reactors journal February 2001
How slug flow can enhance the ultrafiltration flux in mineral tubular membranes journal May 1997
Novel Membrane Bioreactor with Gas/Liquid Two-Phase Flow for High-Performance Degradation of Phenol journal October 1998
Air sparging of a submerged MBR for municipal wastewater treatment journal March 2002
Critical flux determination by the flux-step method in a submerged membrane bioreactor journal December 2003

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