GB2275468B - Water treatment - Google Patents

Water treatment

Info

Publication number
GB2275468B
GB2275468B GB9403578A GB9403578A GB2275468B GB 2275468 B GB2275468 B GB 2275468B GB 9403578 A GB9403578 A GB 9403578A GB 9403578 A GB9403578 A GB 9403578A GB 2275468 B GB2275468 B GB 2275468B
Authority
GB
United Kingdom
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.)
Expired - Fee Related
Application number
GB9403578A
Other versions
GB2275468A (en
GB9403578D0 (en
Inventor
Stephen Forbes Pearson
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.)
Star Refrigeration Ltd
Original Assignee
Star Refrigeration 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 Star Refrigeration Ltd filed Critical Star Refrigeration Ltd
Publication of GB9403578D0 publication Critical patent/GB9403578D0/en
Publication of GB2275468A publication Critical patent/GB2275468A/en
Application granted granted Critical
Publication of GB2275468B publication Critical patent/GB2275468B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/18—Treatment of sludge; Devices therefor by thermal conditioning
    • C02F11/20—Treatment of sludge; Devices therefor by thermal conditioning by freezing
    • 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
    • C02F1/22—Treatment of water, waste water, or sewage by freezing

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Treatment Of Sludge (AREA)
GB9403578A 1993-02-25 1994-02-24 Water treatment Expired - Fee Related GB2275468B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB939303803A GB9303803D0 (en) 1993-02-25 1993-02-25 Water treatment

Publications (3)

Publication Number Publication Date
GB9403578D0 GB9403578D0 (en) 1994-04-13
GB2275468A GB2275468A (en) 1994-08-31
GB2275468B true GB2275468B (en) 1996-05-08

Family

ID=10731023

Family Applications (2)

Application Number Title Priority Date Filing Date
GB939303803A Pending GB9303803D0 (en) 1993-02-25 1993-02-25 Water treatment
GB9403578A Expired - Fee Related GB2275468B (en) 1993-02-25 1994-02-24 Water treatment

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB939303803A Pending GB9303803D0 (en) 1993-02-25 1993-02-25 Water treatment

Country Status (1)

Country Link
GB (2) GB9303803D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5974821A (en) * 1997-05-12 1999-11-02 Scherer; J. Stirling System and method for channeled freeze processing of non-solid materials
SE535069C2 (en) * 2010-04-30 2012-04-03 Frigeo Ab Process and apparatus for sludge handling
NO345467B1 (en) * 2019-06-13 2021-02-15 Mmc First Process As Rotating plate freezer and a method for freezing a substance by means of a rotating plate freezer

Also Published As

Publication number Publication date
GB2275468A (en) 1994-08-31
GB9303803D0 (en) 1993-04-14
GB9403578D0 (en) 1994-04-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090224