AU7443791A - Water treatment - Google Patents

Water treatment

Info

Publication number
AU7443791A
AU7443791A AU74437/91A AU7443791A AU7443791A AU 7443791 A AU7443791 A AU 7443791A AU 74437/91 A AU74437/91 A AU 74437/91A AU 7443791 A AU7443791 A AU 7443791A AU 7443791 A AU7443791 A AU 7443791A
Authority
AU
Australia
Prior art keywords
water treatment
treatment
water
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.)
Abandoned
Application number
AU74437/91A
Inventor
Anthony Daley
Thomas Daniel Farrelly
David Gareth Gittins
Philip Thomas Kinsella
Graham Lees
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.)
Sir Frederick Snow & Partners (north West) Ltd
North West Water Ltd
Original Assignee
North West Water Ltd
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 North West Water Ltd filed Critical North West Water Ltd
Publication of AU7443791A publication Critical patent/AU7443791A/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • C02F1/686—Devices for dosing liquid additives
    • 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
    • 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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D21/00—Control of chemical or physico-chemical variables, e.g. pH value
    • G05D21/02—Control of chemical or physico-chemical variables, e.g. pH value characterised by the use of electric means

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Clinical Laboratory Science (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
AU74437/91A 1990-03-01 1991-02-26 Water treatment Abandoned AU7443791A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909004617A GB9004617D0 (en) 1990-03-01 1990-03-01 Water treatment
GB9004617 1990-03-01

Publications (1)

Publication Number Publication Date
AU7443791A true AU7443791A (en) 1991-09-18

Family

ID=10671839

Family Applications (1)

Application Number Title Priority Date Filing Date
AU74437/91A Abandoned AU7443791A (en) 1990-03-01 1991-02-26 Water treatment

Country Status (3)

Country Link
AU (1) AU7443791A (en)
GB (1) GB9004617D0 (en)
WO (1) WO1991013031A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2724240A1 (en) * 1994-09-05 1996-03-08 Moure Alain Pierre Process permitting injection of substance into liquid in interior of circuit, esp. fire protection circuit
GB2331742B (en) * 1997-11-28 2002-07-17 South Staffordshire Water Plc Monitoring the addition of a liquid agent to another liquid
EP2703360A1 (en) * 2012-09-03 2014-03-05 Siemens Aktiengesellschaft Process and device for the purification of water
CN104090597B (en) * 2014-07-22 2016-04-13 长沙思辰仪器科技有限公司 A kind of intelligent pH TT&C system and pH investigating method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2445540A (en) * 1945-06-14 1948-07-20 Smillie George Apparatus for injecting liquid chemicals into a flowing stream
JPS52762B2 (en) * 1973-05-14 1977-01-10
FR2467823A1 (en) * 1979-10-17 1981-04-30 Degremont Sa Packaged unit to disinfect drinking water esp. on trains - using solenoid valve for automatic dosing with chlorine ion soln.
JPS59156946A (en) * 1983-02-22 1984-09-06 三興コロイド化学株式会社 Quick hardening agent for spray concrete
JPS61227960A (en) * 1985-04-03 1986-10-11 電気化学工業株式会社 Method of mending salt-injuried matter
US4818412A (en) * 1986-04-01 1989-04-04 Betz Laboratories, Inc. Apparatus and process for feeding hypochlorite solution
JP2503233B2 (en) * 1987-08-17 1996-06-05 電気化学工業株式会社 Quick-setting material for spraying

Also Published As

Publication number Publication date
GB9004617D0 (en) 1990-04-25
WO1991013031A1 (en) 1991-09-05

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