SE396939B - METHOD OF TREATING WASTEWATER BY ADDING A COAGULATOR CONTAINING MAGNESIUM SALT - Google Patents

METHOD OF TREATING WASTEWATER BY ADDING A COAGULATOR CONTAINING MAGNESIUM SALT

Info

Publication number
SE396939B
SE396939B SE7206407A SE640772A SE396939B SE 396939 B SE396939 B SE 396939B SE 7206407 A SE7206407 A SE 7206407A SE 640772 A SE640772 A SE 640772A SE 396939 B SE396939 B SE 396939B
Authority
SE
Sweden
Prior art keywords
magnesium salt
containing magnesium
treating wastewater
coagulator
coagulator containing
Prior art date
Application number
SE7206407A
Other languages
Swedish (sv)
Inventor
T Yoshii
M Aramaki
Y Minamide
Original Assignee
Mitsubishi Heavy Ind 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 Ind Ltd filed Critical Mitsubishi Heavy Ind Ltd
Publication of SE396939B publication Critical patent/SE396939B/en

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)
SE7206407A 1971-05-17 1972-05-05 METHOD OF TREATING WASTEWATER BY ADDING A COAGULATOR CONTAINING MAGNESIUM SALT SE396939B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
SE396939B true SE396939B (en) 1977-10-10

Family

ID=12376292

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7206407A SE396939B (en) 1971-05-17 1972-05-05 METHOD OF TREATING WASTEWATER BY ADDING A COAGULATOR CONTAINING MAGNESIUM SALT

Country Status (6)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2314897A1 (en) * 1975-06-18 1977-01-14 Inst Kommunalnogo Vodosnab Coagulating waste sludge streams by addn. of dried sludge - and smaller amts. of mineral coagulants, giving fertiliser prod.
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 (en) * 1978-08-07 1980-03-07 Rhone Poulenc Ind Iron salt based flocculant for waste waters or sludges - contains soluble salt additive e.g. Gp=II metal salt
DE3733532A1 (en) * 1987-10-03 1989-04-13 Stadtwerke Wuerzburg Ag Process for disposing of a sewage sludge produced in wastewater purification
CN109621892A (en) * 2019-01-23 2019-04-16 云南天朗再生资源有限责任公司 A kind of AMD fast purification inorganic agent and the preparation method and application thereof
CN111875231A (en) * 2020-08-05 2020-11-03 北京首创污泥处置技术有限公司 Composite sludge deep dehydration medicament and preparation method and use method thereof

Also Published As

Publication number Publication date
CA989079A (en) 1976-05-11
GB1342227A (en) 1974-01-03
DE2223402B2 (en) 1978-11-09
DE2223402C3 (en) 1979-07-12
NO137636C (en) 1978-03-29
DE2223402A1 (en) 1972-11-30
FI57093B (en) 1980-02-29
FI57093C (en) 1980-06-10
NO137636B (en) 1977-12-19

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