GB2331742B - Monitoring the addition of a liquid agent to another liquid - Google Patents

Monitoring the addition of a liquid agent to another liquid

Info

Publication number
GB2331742B
GB2331742B GB9725350A GB9725350A GB2331742B GB 2331742 B GB2331742 B GB 2331742B GB 9725350 A GB9725350 A GB 9725350A GB 9725350 A GB9725350 A GB 9725350A GB 2331742 B GB2331742 B GB 2331742B
Authority
GB
United Kingdom
Prior art keywords
liquid
monitoring
addition
another
agent
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.)
Expired - Lifetime
Application number
GB9725350A
Other versions
GB2331742A9 (en
GB2331742A (en
GB9725350D0 (en
Inventor
Peter Aspley
Martin Vickers
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.)
SOUTH STAFFORDSHIRE GROUP PLC
SOUTH STAFFORDSHIRE WATER PLC
Original Assignee
SOUTH STAFFORDSHIRE GROUP PLC
SOUTH STAFFORDSHIRE WATER 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
Publication of GB2331742A9 publication Critical patent/GB2331742A9/en
Application filed by SOUTH STAFFORDSHIRE GROUP PLC, SOUTH STAFFORDSHIRE WATER PLC filed Critical SOUTH STAFFORDSHIRE GROUP PLC
Priority to GB9725350A priority Critical patent/GB2331742B/en
Publication of GB9725350D0 publication Critical patent/GB9725350D0/en
Priority to PCT/GB1998/003554 priority patent/WO1999028242A1/en
Priority to AU12529/99A priority patent/AU1252999A/en
Priority to EP98955805A priority patent/EP1034141A1/en
Publication of GB2331742A publication Critical patent/GB2331742A/en
Application granted granted Critical
Publication of GB2331742B publication Critical patent/GB2331742B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
GB9725350A 1997-11-28 1997-11-28 Monitoring the addition of a liquid agent to another liquid Expired - Lifetime GB2331742B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB9725350A GB2331742B (en) 1997-11-28 1997-11-28 Monitoring the addition of a liquid agent to another liquid
PCT/GB1998/003554 WO1999028242A1 (en) 1997-11-28 1998-11-27 Monitoring of the continuous addition of a liquid agent to water
AU12529/99A AU1252999A (en) 1997-11-28 1998-11-27 Monitoring of the continuous addition of a liquid agent to water
EP98955805A EP1034141A1 (en) 1997-11-28 1998-11-27 Monitoring of the continuous addition of a liquid agent to water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9725350A GB2331742B (en) 1997-11-28 1997-11-28 Monitoring the addition of a liquid agent to another liquid

Publications (4)

Publication Number Publication Date
GB2331742A9 GB2331742A9 (en)
GB9725350D0 GB9725350D0 (en) 1998-01-28
GB2331742A GB2331742A (en) 1999-06-02
GB2331742B true GB2331742B (en) 2002-07-17

Family

ID=10822895

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9725350A Expired - Lifetime GB2331742B (en) 1997-11-28 1997-11-28 Monitoring the addition of a liquid agent to another liquid

Country Status (4)

Country Link
EP (1) EP1034141A1 (en)
AU (1) AU1252999A (en)
GB (1) GB2331742B (en)
WO (1) WO1999028242A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2703360A1 (en) * 2012-09-03 2014-03-05 Siemens Aktiengesellschaft Process and device for the purification of water
GB2521810A (en) * 2013-10-25 2015-07-08 Global Chemical Technologies Ltd Method and apparatus for making stable acidic chlorinated solutions

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0170984A2 (en) * 1984-08-06 1986-02-12 Abbott Laboratories Drop detecting system
GB2199405A (en) * 1986-12-31 1988-07-06 Lin Jin Long Drop rate sensor
WO1992017227A2 (en) * 1991-04-01 1992-10-15 Sherwood Medical Company Drop detection method and apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5850794B2 (en) * 1980-09-12 1983-11-12 株式会社 西原環境衛生研究所 Pressurized injection device for sodium hypochlorite solution
US4594154A (en) * 1984-08-02 1986-06-10 Cfec Self-contained device for sterilizing water
GB9004617D0 (en) * 1990-03-01 1990-04-25 North West Water Ltd Water treatment
JPH078939A (en) * 1993-06-26 1995-01-13 Ii C Techno:Kk Mechanism for confirming addition amount of chemical liquid in waste water treatment apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0170984A2 (en) * 1984-08-06 1986-02-12 Abbott Laboratories Drop detecting system
GB2199405A (en) * 1986-12-31 1988-07-06 Lin Jin Long Drop rate sensor
WO1992017227A2 (en) * 1991-04-01 1992-10-15 Sherwood Medical Company Drop detection method and apparatus

Also Published As

Publication number Publication date
WO1999028242A1 (en) 1999-06-10
GB2331742A9 (en)
GB2331742A (en) 1999-06-02
AU1252999A (en) 1999-06-16
EP1034141A1 (en) 2000-09-13
GB9725350D0 (en) 1998-01-28
WO1999028242A9 (en) 1999-08-19

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20171127