PL377188A1 - Improved control device - Google Patents

Improved control device

Info

Publication number
PL377188A1
PL377188A1 PL377188A PL37718804A PL377188A1 PL 377188 A1 PL377188 A1 PL 377188A1 PL 377188 A PL377188 A PL 377188A PL 37718804 A PL37718804 A PL 37718804A PL 377188 A1 PL377188 A1 PL 377188A1
Authority
PL
Poland
Prior art keywords
control device
improved control
improved
control
Prior art date
Application number
PL377188A
Other languages
Polish (pl)
Other versions
PL213012B1 (en
Inventor
Parthiv Ripudaman Dave
Mahendrakumar Maganlal Mistry
Nikhileshwar Mukherjee
Jayashree Anantharam Vadhyar
Original Assignee
Unilever N.V.
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 N.V. filed Critical Unilever N.V.
Publication of PL377188A1 publication Critical patent/PL377188A1/en
Publication of PL213012B1 publication Critical patent/PL213012B1/en

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/01—Control of flow without auxiliary power
    • G05D7/0186—Control of flow without auxiliary power without moving parts
    • 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
    • C02F1/003—Processes for the treatment of water whereby the filtration technique is of importance using household-type filters for producing potable water, e.g. pitchers, bottles, faucet mounted devices
    • 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
    • C02F1/006—Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks
    • 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
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • 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
    • 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

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Physics & Mathematics (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Water Treatment By Sorption (AREA)
  • Flow Control (AREA)
  • Biological Treatment Of Waste Water (AREA)
PL377188A 2003-02-18 2004-02-06 Improved control device PL213012B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IN204MU2003 2003-02-18

Publications (2)

Publication Number Publication Date
PL377188A1 true PL377188A1 (en) 2006-01-23
PL213012B1 PL213012B1 (en) 2012-12-31

Family

ID=32894031

Family Applications (1)

Application Number Title Priority Date Filing Date
PL377188A PL213012B1 (en) 2003-02-18 2004-02-06 Improved control device

Country Status (7)

Country Link
CN (2) CN1751279A (en)
BR (1) BRPI0407345B1 (en)
MX (1) MXPA05008735A (en)
PL (1) PL213012B1 (en)
RU (1) RU2364912C2 (en)
WO (1) WO2004074182A2 (en)
ZA (1) ZA200505778B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA200606790B (en) * 2004-03-19 2007-11-28 Unilever Plc Water purification system
PL1870381T3 (en) * 2006-06-12 2009-12-31 Unilever Nv A biocide cartridge
EA016676B1 (en) * 2007-01-12 2012-06-29 Юнилевер Н.В. Gravity-fed water purification method
CN102224111A (en) * 2008-09-23 2011-10-19 荷兰联合利华有限公司 Water purification device
EP2184263A1 (en) * 2008-11-06 2010-05-12 Unilever N.V. Water purification device
AP2011005805A0 (en) 2009-01-13 2011-08-31 Access Business Group Int Llc Gravity feed water treatment system.
PE20131023A1 (en) 2010-05-31 2013-09-12 Unilever Nv A WATER PURIFICATION DEVICE
WO2012025343A1 (en) * 2010-08-24 2012-03-01 Unilever Nv Water purification device comprising a gravity- fed filter
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 (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3999945A (en) * 1974-08-30 1976-12-28 Delta Scientific Corporation Liquid analysis system
FR2639934B1 (en) * 1988-12-05 1991-03-22 Prod Indls Charbons Actifs BIOLOGICAL WATER PURIFICATION CONTACTOR FOR THE PRODUCTION OF DRINKING WATER AND ASSOCIATED PILOTAGE METHOD
CN2076385U (en) * 1990-02-26 1991-05-08 蔡晓明 Speed and flow auto-controller for flowing off liquid condiment
CH689593A5 (en) * 1995-03-16 1999-06-30 Paul Schudel Waste water treatment plant with sand filter suited for smaller flows
CN2277403Y (en) * 1996-11-13 1998-04-01 刘飞 Siphone chlorine dioxide sterilizer
KR100560983B1 (en) * 1997-04-24 2006-03-15 유니서치 리미티드 Oil from water separator
US6051140A (en) * 1997-12-04 2000-04-18 Perry; Cliff Water decontaminating system and method
CN2461921Y (en) * 2001-02-16 2001-11-28 徐国文 Automatic sewage purifier
GB2374297B (en) * 2001-04-11 2003-03-12 Michael John Leigh Chapman Dynamic sedimentation system

Also Published As

Publication number Publication date
CN102757116A (en) 2012-10-31
RU2364912C2 (en) 2009-08-20
MXPA05008735A (en) 2005-09-20
BRPI0407345A (en) 2006-01-10
CN1751279A (en) 2006-03-22
ZA200505778B (en) 2006-09-27
BRPI0407345B1 (en) 2015-08-18
WO2004074182A3 (en) 2004-10-21
RU2005129120A (en) 2006-02-10
WO2004074182A2 (en) 2004-09-02
PL213012B1 (en) 2012-12-31

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