MY130646A - Water purification system - Google Patents

Water purification system

Info

Publication number
MY130646A
MY130646A MYPI20032249A MYPI20032249A MY130646A MY 130646 A MY130646 A MY 130646A MY PI20032249 A MYPI20032249 A MY PI20032249A MY PI20032249 A MYPI20032249 A MY PI20032249A MY 130646 A MY130646 A MY 130646A
Authority
MY
Malaysia
Prior art keywords
chemical purifying
unit
gravity fed
water
filtration
Prior art date
Application number
MYPI20032249A
Inventor
Mukherjee Nikhileshwar
Maganlal Mistry Mahendrakumar
Janardhan Nair Pradeep
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
Publication of MY130646A publication Critical patent/MY130646A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • C02F9/20—Portable or detachable small-scale multistage treatment devices, e.g. point of use or laboratory water purification systems
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/685—Devices for dosing the additives
    • C02F1/688—Devices in which the water progressively dissolves a solid compound
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
    • C02F1/766—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens by means of halogens other than chlorine or of halogenated compounds containing halogen other than chlorine
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/04—Disinfection
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/18—Removal of treatment agents after treatment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/18—Removal of treatment agents after treatment
    • C02F2303/185—The treatment agent being halogen or a halogenated compound

Landscapes

  • Water Supply & Treatment (AREA)
  • Clinical Laboratory Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Water Treatment By Sorption (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Filtration Of Liquid (AREA)
  • Treatment Of Water By Ion Exchange (AREA)

Abstract

THE INVENTION PROVIDES A GRAVITY FED WATER PURIFICATION SYSTEM COMPRISING A FILTRATION UNIT ADAPTED TO FILTER PARTICULATE MATERIAL, AND A CHEMICAL PURIFYING UNIT CONTAINING A CHEMICAL PURIFYING AGENT, IN WHICH THE CHEMICAL PURIFYING UNIT IS HOUSED IN A SEALED CHAMBER AND IS IN FLUID COMMUNICATION WITH THE FILTRATION UNIT SUCH THAT WATER TREATED BY THE FILTRATION UNIT IS THEN GRAVITY FED INTO THE CHEMICAL PURIFYING UNIT AND RETAINED THEREIN FOR A PREDETERMINED PERIOD, AFTER WHICH THE WATER EXITS THE SYSTEM VIA A SCAVENGER MEANS WHICH IS ADAPTED TO RECOVER LEACHED CHEMICAL PURIFYING AGENT.THE SYSTEM ENSURES THE DELIVERY OF MICROBIOLOGICALLY PURE WATER OF HIGH QUALITY WHILST MAINTAINING THE SIMPLICITY AND ADVANTAGES OF GRAVITY FED FILTRATION SYSTEMS.(FIG 1)
MYPI20032249A 2002-06-19 2003-06-17 Water purification system MY130646A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN539MU2002 2002-06-19
EP02255472 2002-08-05

Publications (1)

Publication Number Publication Date
MY130646A true MY130646A (en) 2007-07-31

Family

ID=30001873

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI20032249A MY130646A (en) 2002-06-19 2003-06-17 Water purification system

Country Status (9)

Country Link
CN (1) CN1331762C (en)
AR (1) AR039681A1 (en)
AU (1) AU2003240707A1 (en)
BR (1) BR0311779A (en)
MX (1) MXPA04012523A (en)
MY (1) MY130646A (en)
PL (1) PL212324B1 (en)
RU (1) RU2344085C2 (en)
WO (1) WO2004000732A1 (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69322005T2 (en) * 1992-07-09 1999-04-01 Varian Associates, Inc., Palo Alto, Calif. Single crystal field emission device
US7441665B2 (en) 2003-10-01 2008-10-28 Halosource, Inc. Water purification cartridge
BRPI0508282B1 (en) * 2004-03-19 2015-08-18 Unilever Nv Gravity fed water purification system and device.
US8167141B2 (en) 2004-06-30 2012-05-01 Brita Lp Gravity flow filter
BRPI0520295B1 (en) 2005-06-13 2019-05-28 Nokia Technologies Oy METHOD AND APPARATUS FOR SUPPORTING THE SATELLITE-BASED POSITIONING OF A MOBILE DEVICE USING THE ASSISTANCE DATA
KR100984369B1 (en) 2005-06-13 2010-09-30 노키아 코포레이션 Supporting an assisted satellite based positioning
WO2007000238A1 (en) * 2005-06-29 2007-01-04 Unilever N.V. Device for dispensing a unit-dose of disinfecting agent
EP1870381B1 (en) * 2006-06-12 2009-06-24 Unilever N.V. A biocide cartridge
USD615150S1 (en) 2007-09-20 2010-05-04 Omnipure Filter Co., Inc. Filter block for liquid filtration
ATE490948T1 (en) * 2007-04-18 2010-12-15 Unilever Nv DEVICE AND METHOD FOR DISINFECTING
BRPI0918963A2 (en) * 2008-09-23 2016-08-23 Unilever Nv gravity powered water purifier device
EP2184263A1 (en) 2008-11-06 2010-05-12 Unilever N.V. Water purification device
WO2010057809A1 (en) * 2008-11-24 2010-05-27 Unilever Nv A total mass flow meter and a water purification device
MX2011007901A (en) 2009-01-30 2011-08-12 Unilever Nv A filter.
EP2609037B1 (en) 2010-08-24 2014-06-04 Unilever N.V. Water purification device comprising a gravity-fed filter
EP2635530B1 (en) 2010-11-01 2014-10-01 Unilever N.V. A residence time chamber
WO2013053627A1 (en) 2011-10-10 2013-04-18 Unilever N.V. A faucet mounted liquid fortificant dosing device and dispension method
BR112014012563A2 (en) 2011-11-24 2017-06-13 Indian Inst Of Tech method for preparing an adsorbent composition
CN104520706B (en) 2012-04-17 2017-03-01 印度理工学院 Usage amount submanifold detects discharge
CN104870376B (en) 2012-12-20 2016-11-23 荷兰联合利华有限公司 Tablet composition for automatic-closing mechanism

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4714546A (en) * 1986-02-10 1987-12-22 Newport Filters, Inc. Potable water filter
GB2215325B (en) * 1988-02-29 1991-10-16 Pre Mac Portable water-purifying devices
US5061367A (en) * 1989-10-13 1991-10-29 Ametek, Inc. Water purifying filter device
US5562824A (en) * 1994-10-12 1996-10-08 Wtc/Ecomaster Corporation Gravity water purifier
US5897770A (en) * 1997-10-23 1999-04-27 Plymouth Products, Inc. Center core cartridge feeder insert

Also Published As

Publication number Publication date
WO2004000732A1 (en) 2003-12-31
RU2005101082A (en) 2005-07-10
BR0311779A (en) 2005-03-08
RU2344085C2 (en) 2009-01-20
PL375198A1 (en) 2005-11-28
AU2003240707A1 (en) 2004-01-06
CN1662449A (en) 2005-08-31
MXPA04012523A (en) 2005-02-17
AR039681A1 (en) 2005-03-09
PL212324B1 (en) 2012-09-28
CN1331762C (en) 2007-08-15

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