GB0621587D0 - Sludge treatment - Google Patents

Sludge treatment

Info

Publication number
GB0621587D0
GB0621587D0 GBGB0621587.5A GB0621587A GB0621587D0 GB 0621587 D0 GB0621587 D0 GB 0621587D0 GB 0621587 A GB0621587 A GB 0621587A GB 0621587 D0 GB0621587 D0 GB 0621587D0
Authority
GB
United Kingdom
Prior art keywords
sludge treatment
sludge
treatment
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.)
Withdrawn
Application number
GBGB0621587.5A
Other versions
GB2431924A (en
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.)
Thames Water Utilities Ltd
Original Assignee
Thames Water Utilities 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 Thames Water Utilities Ltd filed Critical Thames Water Utilities Ltd
Publication of GB0621587D0 publication Critical patent/GB0621587D0/en
Publication of GB2431924A publication Critical patent/GB2431924A/en
Withdrawn legal-status Critical Current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
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • 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
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • 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
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/143—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
    • C02F11/145—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances using calcium compounds
    • 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
    • C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
    • 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
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/16—Nitrogen compounds, e.g. ammonia
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00—General aspects of water treatment
    • C02F2301/04—Flow arrangements
    • C02F2301/046—Recirculation with an external loop

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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Treatment Of Sludge (AREA)
GB0621587A 2005-10-28 2006-10-30 Sludge treatment Withdrawn GB2431924A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0522039.7A GB0522039D0 (en) 2005-10-28 2005-10-28 Sludge treatment

Publications (2)

Publication Number Publication Date
GB0621587D0 true GB0621587D0 (en) 2006-12-06
GB2431924A GB2431924A (en) 2007-05-09

Family

ID=35515936

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0522039.7A Ceased GB0522039D0 (en) 2005-10-28 2005-10-28 Sludge treatment
GB0621587A Withdrawn GB2431924A (en) 2005-10-28 2006-10-30 Sludge treatment

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB0522039.7A Ceased GB0522039D0 (en) 2005-10-28 2005-10-28 Sludge treatment

Country Status (1)

Country Link
GB (2) GB0522039D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2454507A (en) * 2007-11-09 2009-05-13 Eco Solids Internat Ltd Biological waste treatment
CN101811816B (en) * 2010-04-19 2012-02-22 清华大学 Sludge and lime mixing stabilization equipment
CN102303944B (en) 2011-08-22 2014-08-27 广州新致晟环保科技机械设备有限公司 Method for re-treating dewatered sludge
FI123886B (en) * 2012-04-24 2013-11-29 Jk Corp Oy Method for disinfecting sludge

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4160731A (en) * 1978-04-18 1979-07-10 American Cyanamid Company Process for dewatering sewage sludges disinfected with lime
JPS54149256A (en) * 1978-05-15 1979-11-22 Fuji Satsushi Kogyo Kk Dehydrating solidifying agent of sewage sludge and dehydrating solidifying method
JPS54164344A (en) * 1978-06-16 1979-12-27 Nishihara Kankiyou Eisei Kenki Sludge disposal method
DE3119891A1 (en) * 1981-05-19 1982-12-16 Roediger Anlagenbau-GmbH + Co Abwassertechnik, 6450 Hanau Process for disposing of faecal sludge
JP3225372B2 (en) * 1992-07-02 2001-11-05 太平洋セメント株式会社 Sludge dehydration drying incineration system
CA2349252C (en) * 2000-10-13 2007-05-22 Fkc Co., Ltd. Sludge dewatering and pasteurization system and method
US6635178B2 (en) * 2000-12-19 2003-10-21 Dwight D. Bowman Pathogen inactivation in biosolids with cavitation
AU2003279602A1 (en) * 2003-11-28 2005-06-17 Universidad Nacional Autonoma De Mexico Alkaline stabilisation of residual sludge in closed systems with optional ammonia recycling

Also Published As

Publication number Publication date
GB0522039D0 (en) 2005-12-07
GB2431924A (en) 2007-05-09

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)