GB0229297D0 - Filtration media - Google Patents

Filtration media

Info

Publication number
GB0229297D0
GB0229297D0 GB0229297A GB0229297A GB0229297D0 GB 0229297 D0 GB0229297 D0 GB 0229297D0 GB 0229297 A GB0229297 A GB 0229297A GB 0229297 A GB0229297 A GB 0229297A GB 0229297 D0 GB0229297 D0 GB 0229297D0
Authority
GB
United Kingdom
Prior art keywords
filtration media
filtration
media
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
GB0229297A
Other versions
GB2390987A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Unilever PLC
Original Assignee
Unilever PLC
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 Unilever PLC filed Critical Unilever PLC
Priority to GB0229297A priority Critical patent/GB2390987A/en
Publication of GB0229297D0 publication Critical patent/GB0229297D0/en
Publication of GB2390987A publication Critical patent/GB2390987A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2055—Carbonaceous material
    • B01D39/2058—Carbonaceous material the material being particulate
    • B01D39/2062—Bonded, e.g. activated carbon blocks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
    • B01D2239/0421—Rendering the filter material hydrophilic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0618—Non-woven
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/08—Special characteristics of binders
    • B01D2239/086—Binders between particles or fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1241—Particle diameter

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Treatment By Sorption (AREA)
  • Filtering Materials (AREA)
GB0229297A 2002-12-17 2002-12-17 A carbon containing filtration medium Withdrawn GB2390987A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0229297A GB2390987A (en) 2002-12-17 2002-12-17 A carbon containing filtration medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0229297A GB2390987A (en) 2002-12-17 2002-12-17 A carbon containing filtration medium

Publications (2)

Publication Number Publication Date
GB0229297D0 true GB0229297D0 (en) 2003-01-22
GB2390987A GB2390987A (en) 2004-01-28

Family

ID=9949776

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0229297A Withdrawn GB2390987A (en) 2002-12-17 2002-12-17 A carbon containing filtration medium

Country Status (1)

Country Link
GB (1) GB2390987A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0508689A (en) * 2004-03-16 2007-09-11 Unilever Nv carbon block filter media for use in gravity fed filters, water filter for use in gravity fed water filtration equipment, and process for preparing a carbon block filter media and for purification of water
US8167141B2 (en) 2004-06-30 2012-05-01 Brita Lp Gravity flow filter
WO2007003383A1 (en) * 2005-07-06 2007-01-11 Unilever N.V. A filter assembly and a method of filtering liquids
WO2007003259A1 (en) * 2005-07-06 2007-01-11 Unilever N.V. Filter cartridge
ZA200803892B (en) * 2005-11-22 2009-08-26 Unilever Plc Filter cartridge for water purification
DE602006004620D1 (en) * 2005-11-22 2009-02-12 Unilever Nv FILTER CARTRIDGE FOR WATER CLEANING
US7673757B2 (en) 2006-02-17 2010-03-09 Millipore Corporation Adsorbent filter media for removal of biological contaminants in process liquids
USD615150S1 (en) 2007-09-20 2010-05-04 Omnipure Filter Co., Inc. Filter block for liquid filtration
EA017592B1 (en) * 2008-08-22 2013-01-30 Юнилевер Н.В. Particulate filter
EP2298702B1 (en) 2009-09-17 2014-01-08 Unilever N.V. Water purification device and process for purification of water by this device
PE20131023A1 (en) 2010-05-31 2013-09-12 Unilever Nv A WATER PURIFICATION DEVICE
PL2635362T3 (en) 2010-11-01 2015-02-27 Unilever Nv A process for making a filter block cum sediment filter
WO2020067999A1 (en) * 2018-09-25 2020-04-02 Agency For Science, Technology And Research A membrane, related methods and system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4664683A (en) * 1984-04-25 1987-05-12 Pall Corporation Self-supporting structures containing immobilized carbon particles and method for forming same
US5443735A (en) * 1991-09-12 1995-08-22 Pall Corporation Method and device for inhibiting bacterial growth on sorbent media
US20020195407A1 (en) * 1997-03-18 2002-12-26 Ehud Levy Purfication media
US6290848B1 (en) * 1997-04-16 2001-09-18 Pur Water Purification Products, Inc. Filter cartridge for gravity-fed water treatment devices

Also Published As

Publication number Publication date
GB2390987A (en) 2004-01-28

Similar Documents

Publication Publication Date Title
EP1611935A4 (en) Filter medium
EP1677898A4 (en) Backwash
GB0203524D0 (en) Filtration device
HK1097602A1 (en) Electrophoretic media
GB0221379D0 (en) Filtration apparatus
GB0229696D0 (en) Separation medium
GB0229297D0 (en) Filtration media
IL176323A0 (en) Self-remediating filter
EP1671172A4 (en) Electrophoretic media
GB0202810D0 (en) Filtered mopbucket
GB0104748D0 (en) Improved filter media
EP1569734A4 (en) High capacity solid filtration media
ZA200501585B (en) Filter
AU2003248781A8 (en) Visual media
AU2002364700A1 (en) Filter medium
GB0307415D0 (en) Matched filtering
AU152537S (en) Element for filtration
GB2387836B (en) Media folding
GB2432130B (en) Filtration apparatus
GB0215501D0 (en) Floating media filter
GB0314683D0 (en) Filter
GB0223734D0 (en) Filtrating filter
TW539250U (en) Micro-band pass filter
GB2399962B (en) Data filtering
GB2389258B (en) Filter arrangement

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)