GB1342227A - Process for treating waste water - Google Patents

Process for treating waste water

Info

Publication number
GB1342227A
GB1342227A GB2314972A GB2314972A GB1342227A GB 1342227 A GB1342227 A GB 1342227A GB 2314972 A GB2314972 A GB 2314972A GB 2314972 A GB2314972 A GB 2314972A GB 1342227 A GB1342227 A GB 1342227A
Authority
GB
United Kingdom
Prior art keywords
added
waste water
coagulant
sludge
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
Application number
GB2314972A
Other languages
English (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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries 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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of GB1342227A publication Critical patent/GB1342227A/en
Expired 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic 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
    • 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
    • C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Removal Of Specific Substances (AREA)
GB2314972A 1971-05-17 1972-05-17 Process for treating waste water Expired GB1342227A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3306471 1971-05-17

Publications (1)

Publication Number Publication Date
GB1342227A true GB1342227A (en) 1974-01-03

Family

ID=12376292

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2314972A Expired GB1342227A (en) 1971-05-17 1972-05-17 Process for treating waste water

Country Status (6)

Country Link
CA (1) CA989079A (de)
DE (1) DE2223402C3 (de)
FI (1) FI57093C (de)
GB (1) GB1342227A (de)
NO (1) NO137636C (de)
SE (1) SE396939B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8802295A (nl) * 1987-10-03 1989-05-01 Stadtwerke Wuerzburg Aktienges Werkwijze voor het opruimen van een bij de zuivering van afvalwater gevormd bezonken slib.

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2314897A1 (fr) * 1975-06-18 1977-01-14 Inst Kommunalnogo Vodosnab Procede de traitement des sediments provenant des eaux residuaires
US4118319A (en) * 1976-03-11 1978-10-03 Toyo Soda Manufacturing Co., Ltd. Treatment of sludge
US4215989A (en) * 1978-06-19 1980-08-05 Saco Tanning Division Of Kirstein Leather Co. Process for chrome recovery from industrial waste and the like, as from chrome-ladened tannery waste, including pollution control of the same
FR2432998A1 (fr) * 1978-08-07 1980-03-07 Rhone Poulenc Ind Nouvel agent floculant a base de fer pour le traitement des eaux residuaires et des boues et procede de traitement desdites eaux residuaires et desdites boues
CN109621892A (zh) * 2019-01-23 2019-04-16 云南天朗再生资源有限责任公司 一种amd快速净化处理剂及其制备方法与应用
CN111875231A (zh) * 2020-08-05 2020-11-03 北京首创污泥处置技术有限公司 一种复合污泥深度脱水药剂及其制备方法和使用方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8802295A (nl) * 1987-10-03 1989-05-01 Stadtwerke Wuerzburg Aktienges Werkwijze voor het opruimen van een bij de zuivering van afvalwater gevormd bezonken slib.

Also Published As

Publication number Publication date
FI57093C (fi) 1980-06-10
CA989079A (en) 1976-05-11
DE2223402C3 (de) 1979-07-12
NO137636B (no) 1977-12-19
SE396939B (sv) 1977-10-10
DE2223402A1 (de) 1972-11-30
NO137636C (no) 1978-03-29
FI57093B (fi) 1980-02-29
DE2223402B2 (de) 1978-11-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee