1
Huw Alexander Lazaredes: Aeration method. Siemens Water Technologies, April 22, 2008: US07361274 (40 worldwide citation)

A method and filtration module (5) for providing gas bubbles within an array of vertically disposed porous hollow membranes (6) to clean the outer surfaces of said membranes (6) when the array is immersed in a liquid by feeding (10) the gas bubbles into the array transversely of the vertical axis of ...


2
Peter Rogers, Stephen Bowmer, Bruce Gregory Biltoft, James W Polson, Robert James McMahon, Huw Alexander Lazaredes, Michael Collignon: Frame system for membrane filtration modules. Siemens, February 26, 2013: US08382981 (4 worldwide citation)

A module arrangement (5) according to an embodiment of the invention consists of a plurality of membrane modules (6) arranged in a two dimensional array (7) and extending between upper and lower block-type manifolds (8) and (9), respectively. The array of modules is further divided into sub-groups o ...


3
Peter Rogers, Stephen Bowmer, Bruce Gregory Biltoft, James W Polson, Robert James McMahon, Huw Alexander Lazaredes, Michael Collignon: Frame system for membrane filtration modules. Evoqua Water Technologies, May 5, 2015: US09023206

A module arrangement (5) according to an embodiment of the invention consists of a plurality of membrane modules (6) arranged in a two dimensional array (7) and extending between upper and lower block-type manifolds (8) and (9), respectively. The array of modules is further divided into sub-groups o ...


4
Warren Thomas Johnson, Thomas William Beck, Fufang Zha, Huw Alexander Lazaredes, Zhiyi Cao: Backwash. Siemens, September 18, 2012: US08268176

A method of backwashing a membrane filtration module (4), said module (4) including one or more membranes (5) located in a feed-containing vessel (3), the membranes (5) having a permeable wall which is subjected to a filtration operation wherein feed containing contaminant matter is applied to one s ...


5

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Fufang Zha, Huw Alexander Lazaredes, Zhiyi Cao: Methods of cleaning membrane modules. Siemens Corporation, November 23, 2006: US20060261007-A1

A method and apparatus for backwashing a membrane filtration system wherein permeate remaining present in the filtration system wherein permeate remaining present in the filtration system when the filtration process is stopped or suspended is used to provide liquid for backwashing the membrane pores ...


7
Warren Thomas Johnson, Thomas William Beck, Fufang Zha, Huw Alexander Lazaredes, Zhiyi Cao: Backwash. Siemens Corporation, January 11, 2007: US20070007205-A1

A method of backwashing a membrane filtration module (4), said module (4) including one or more membranes (5) located in a feed-containing vessel (3), the membranes (5) having a permeable wall which is subjected to a filtration operation wherein feed containing contaminant matter is applied to one s ...


8
Huw Alexander Lazaredes: Aeration method. Knobbe Martens Olson & Bear, June 30, 2005: US20050139538-A1

A method and filtration module (5) for providing gas bubbles within an array of vertically disposed porous hollow membranes (6) to clean the outer surfaces of said membranes (6) when the array is immersed in a liquid by feeding (10) the gas bubbles into the array transversely of the vertical axis of ...


9
Peter Rogers, Stephen Bowmer, Bruce Gregory Biltoft, James W Polson, Robert James McMahon, Huw Alexander Lazaredes, Michael Collingnon: Frame System for Membrane Filtration Modules. Siemens Water Technologies, June 2, 2011: US20110127209-A1

A module arrangement (5) according to an embodiment of the invention consists of a plurality of membrane modules (6) arranged in a two dimensional array (7) and extending between upper and lower block-type manifolds (8) and (9), respectively. The array of modules is further divided into sub-groups o ...


10
Bruce Gregory Biltoft, Zhiyi Cao, Huw Alexander Lazaredes, Fufang Zha, Lyvonne Ly: Low pressure backwash. Siemens Corporation, October 15, 2009: US20090255873-A1

A method of backwashing a membrane filtration system comprising at least one permeable hollow membrane, the method comprising the step of applying a low-pressure gas to the permeate remaining present in the system when the filtration process is stopped or suspended to provide liquid for backwashing ...



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