IT1025033B - Procedimento per filtrare fanghi di liquame contenenti solidi bio logigi - Google Patents

Procedimento per filtrare fanghi di liquame contenenti solidi bio logigi

Info

Publication number
IT1025033B
IT1025033B IT25871/74A IT2587174A IT1025033B IT 1025033 B IT1025033 B IT 1025033B IT 25871/74 A IT25871/74 A IT 25871/74A IT 2587174 A IT2587174 A IT 2587174A IT 1025033 B IT1025033 B IT 1025033B
Authority
IT
Italy
Prior art keywords
logigi
solids
procedure
sewage sludge
sludge containing
Prior art date
Application number
IT25871/74A
Other languages
English (en)
Original Assignee
Hercules Inc
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 Hercules Inc filed Critical Hercules Inc
Application granted granted Critical
Publication of IT1025033B publication Critical patent/IT1025033B/it

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
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • 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
    • C02F11/147—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using organic substances

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)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Treatment Of Sludge (AREA)
IT25871/74A 1973-08-02 1974-08-01 Procedimento per filtrare fanghi di liquame contenenti solidi bio logigi IT1025033B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US38488073A 1973-08-02 1973-08-02
US40269673A 1973-10-02 1973-10-02

Publications (1)

Publication Number Publication Date
IT1025033B true IT1025033B (it) 1978-08-10

Family

ID=27010799

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25871/74A IT1025033B (it) 1973-08-02 1974-08-01 Procedimento per filtrare fanghi di liquame contenenti solidi bio logigi

Country Status (7)

Country Link
JP (1) JPS5050270A (it)
BE (1) BE818436A (it)
FI (1) FI200074A (it)
FR (1) FR2239428A1 (it)
GB (1) GB1445218A (it)
IT (1) IT1025033B (it)
SE (1) SE7409774L (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4382864A (en) * 1980-08-08 1983-05-10 Kurita Water Industries Ltd. Process for dewatering sludges
SU994444A1 (ru) * 1980-10-15 1983-02-07 Управление Водопроводно-Канализационного Хозяйства "Водоканал" Исполнительного Комитета Ленинградского Городского Совета Народных Депутатов Способ кондиционировани осадков сточных вод
US4396513A (en) * 1981-09-08 1983-08-02 Betz Laboratories, Inc. Use of very high charge cationic polymers in biological sludge dewatering

Also Published As

Publication number Publication date
GB1445218A (en) 1976-08-04
JPS5050270A (it) 1975-05-06
SE7409774L (it) 1975-02-03
FI200074A (it) 1975-02-13
FR2239428A1 (it) 1975-02-28
BE818436A (fr) 1974-12-02
AU7187574A (en) 1976-02-05

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