1
Robert James McMahon, David John Cox, Fufang Zha, Roger William Phelps, Warren Thomas Johnson, Sargon Barkho: Square membrane manifold system. Siemens Water Technologies, Lando & Anastasi, January 4, 2011: US07862719 (43 worldwide citation)

A membrane module (3) comprising a plurality of porous hollow membranes (8). The membranes (8) extend between and are fixed at each end in a header (5, 6). One header (6) has one or more of openings (12) formed therein. The openings (12) are in fluid communication with a source of gas and/or liquid ...


2
Fufang Zha, Gerin James, Joseph Edward Zuback, Peter Zauner, Roger William Phelps: Membrane cleaning with pulsed airlift pump. Siemens, February 12, 2013: US08372276 (5 worldwide citation)

A method of cleaning a membrane surface immersed in a liquid medium with a fluid flow, including the steps of providing a randomly generated intermittent or pulsed fluid flow along the membrane surface to dislodge fouling materials therefrom. A membrane module is also disclosed comprising a pluralit ...


3
Fufang Zha, Gerin James, Joseph Edward Zuback, Peter Zauner, Roger William Phelps: Membrane cleaning with pulsed airlift pump. Siemens Water Technologies, January 7, 2014: US08622222 (4 worldwide citation)

A method of cleaning a membrane surface immersed in a liquid medium with a fluid flow, including the steps of providing a randomly generated intermittent or pulsed fluid flow along the membrane surface to dislodge fouling materials therefrom. A membrane module is also disclosed comprising a pluralit ...


4
Fufang Zha, Roger William Phelps, Etienne Ulysse Brois: Mixing chamber. Siemens, February 12, 2013: US08372282 (2 worldwide citation)

A membrane module (5) including a plurality of porous membranes (6) extending in an array and mounted, at least at one end, in a header (8). The header (8) has a number of distribution apertures (11) for distributing a fluid into the module (5) and along a surface or surfaces of the membranes (6). A ...


5
Fufang Zha, Gerin James, Joseph Edward Zuback, Peter Zauner, Roger William Phelps: Membrane cleaning with pulsed airlift pump. Evoqua Water Technologies, December 8, 2015: US09206057

A method of cleaning a membrane surface immersed in a liquid medium with a fluid flow, including the steps of providing a randomly generated intermittent or pulsed fluid flow along the membrane surface to dislodge fouling materials therefrom. A membrane module is also disclosed comprising a pluralit ...


6
Fufang Zha, Gerin James, Joseph Edward Zuback, Peter Zauner, Roger William Phelps: Water treatment membrane cleaning with pulsed airlift pump. Evoqua Water Technologies, September 23, 2014: US08840783

A method of cleaning a membrane surface immersed in a liquid medium with a fluid flow, including the steps of providing a randomly generated intermittent or pulsed fluid flow along the membrane surface to dislodge fouling materials therefrom. A membrane module is also disclosed comprising a pluralit ...


7
Fufang Zha, Warren Thomas Johnson, Thomas William Beck, Roger William Phelps, Etienne Ulysse Brois: Continuously variable aeration. Siemens, February 19, 2013: US08377305

A method of controlling fouling in a membrane filtration system (5) of the type where gas is used to clean or scour the membranes (6) wherein the method includes supplying the gas to the system with a continuously variable flow rate. A continuously variable valve arrangement (17) is also disclosed.


8

9
Fufang Zha, Roger William Phelps, Etienne Ulysse Brois: Mixing chamber. Siemens Corporation, January 11, 2007: US20070007214-A1

A membrane module (5) including a plurality of porous membranes (6) extending in an array and mounted, at least at one end, in a header (8). The header (8) has a number of distribution apertures (11) for distributing a fluid into the module (5) and along a surface or surfaces of the membranes (6). A ...


10
Robert James McMahon, David John Cox, Fufang Zha, Roger William Phelps, Warren Thomas Johnson, Sargon Barkho: Square Mbr Manifold System. Lowrie Lando & Anastasi, September 4, 2008: US20080210623-A1

A membrane module (3) comprising a plurality of porous hollow membranes (8). The membranes (8) extend between and are fixed at each end in a header (5, 6). One header (6) has one or more of openings (12) formed therein. The openings (12) are in fluid communication with a source of gas and/or liquid ...