MY146749A - Reduction of backwash liquid waste - Google Patents

Reduction of backwash liquid waste

Info

Publication number
MY146749A
MY146749A MYPI20070328A MYPI20070328A MY146749A MY 146749 A MY146749 A MY 146749A MY PI20070328 A MYPI20070328 A MY PI20070328A MY PI20070328 A MYPI20070328 A MY PI20070328A MY 146749 A MY146749 A MY 146749A
Authority
MY
Malaysia
Prior art keywords
membranes
liquid suspension
solids
vessel
liquid
Prior art date
Application number
MYPI20070328A
Inventor
Fufang Zha
Zhiyi Cao
Original Assignee
Siemens Industry Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens Industry Inc filed Critical Siemens Industry Inc
Priority to MYPI20070328A priority Critical patent/MY146749A/en
Publication of MY146749A publication Critical patent/MY146749A/en

Links

Abstract

A METHOD OF FILTERING SOLIDS FROM A LIQUID SUSPENSION COMPRISING PROVIDING A PRESSURE DIFFERENTIAL ACROSS THE WALLS OF PERMEABLE, HOLLOW MEMBRANES (5) IMMERSED IN THE LIQUID SUSPENSION CONTAINED IN A VESSEL (8), THE LIQUID SUSPENSION BEING APPLIED TO THE OUTER SURFACE OF THE POROUS HOLLOW MEMBRANES (5) TO INDUCE AND SUSTAIN FILTRATION THROUGH THE MEMBRANE WALLS. SOME OF THE LIQUID SUSPENSION PASSES THROUGH THE WALLS OF THE MEMBRANES (5) TO BE DRAWN OFF AS PERMEATE FROM THE HOLLOW MEMBRANE LUMENS, AND AT LEAST SOME OF THE SOLIDS ARE RETAINED ON OR IN THE HOLLOW MEMBRANES OR OTHERWISE AS SUSPENDED SOLIDS WITHIN THE LIQUID SURROUNDING THE MEMBRANES (5). THE METHOD INCLUDES THE STEPS OF SUSPENDING THE FLOW OF THE LIQUID SUSPENSION TO THE VESSEL (8); REDUCING THE VOLUME OF LIQUID SUSPENSION WITHIN THE VESSEL (8); SUSPENDING THE FILTRATION PROCESS; CLEANING THE MEMBRANES (5) BY DISLODGING AT LEAST SOME OF THE SOLIDS RETAINED ON OR IN THE MEMBRANES (5); AND REMOVING THE LIQUID CONTAINING DISLODGED SOLIDS FROM THE VESSEL (8).
MYPI20070328A 2007-03-02 2007-03-02 Reduction of backwash liquid waste MY146749A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MYPI20070328A MY146749A (en) 2007-03-02 2007-03-02 Reduction of backwash liquid waste

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MYPI20070328A MY146749A (en) 2007-03-02 2007-03-02 Reduction of backwash liquid waste

Publications (1)

Publication Number Publication Date
MY146749A true MY146749A (en) 2012-09-14

Family

ID=48041026

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI20070328A MY146749A (en) 2007-03-02 2007-03-02 Reduction of backwash liquid waste

Country Status (1)

Country Link
MY (1) MY146749A (en)

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