BE806813A - PROCESS FOR THE TREATMENT OF WASTE WATER CONTAINING COMPLEX LIGNOSULPHONATES - Google Patents

PROCESS FOR THE TREATMENT OF WASTE WATER CONTAINING COMPLEX LIGNOSULPHONATES

Info

Publication number
BE806813A
BE806813A BE137320A BE137320A BE806813A BE 806813 A BE806813 A BE 806813A BE 137320 A BE137320 A BE 137320A BE 137320 A BE137320 A BE 137320A BE 806813 A BE806813 A BE 806813A
Authority
BE
Belgium
Prior art keywords
lignosulphonates
treatment
waste water
water containing
containing complex
Prior art date
Application number
BE137320A
Other languages
French (fr)
Inventor
C Ferrand
R Wey
A Vaussard
Original Assignee
Erap
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 Erap filed Critical Erap
Publication of BE806813A publication Critical patent/BE806813A/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (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)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
BE137320A 1972-11-08 1973-10-31 PROCESS FOR THE TREATMENT OF WASTE WATER CONTAINING COMPLEX LIGNOSULPHONATES BE806813A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7239524A FR2205485A1 (en) 1972-11-08 1972-11-08 Purifying waste water contg complex lignosulphonates - by co-pptg with silicate, hydroxide or oxide of di- or trivalent metal

Publications (1)

Publication Number Publication Date
BE806813A true BE806813A (en) 1974-02-15

Family

ID=9106825

Family Applications (1)

Application Number Title Priority Date Filing Date
BE137320A BE806813A (en) 1972-11-08 1973-10-31 PROCESS FOR THE TREATMENT OF WASTE WATER CONTAINING COMPLEX LIGNOSULPHONATES

Country Status (7)

Country Link
BE (1) BE806813A (en)
CA (1) CA1012265A (en)
DE (1) DE2355530A1 (en)
FR (1) FR2205485A1 (en)
IT (1) IT1000142B (en)
NL (1) NL7315356A (en)
RO (1) RO67822A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2612916B1 (en) * 1987-03-27 1991-02-15 Elf Aquitaine TREATMENT OF BOURBIER WATER RELEASE CONTAINING LIGNOSULFONATES
US5120449A (en) * 1987-03-27 1992-06-09 Societe Nationale Elf Aquitaine (Production) Treatment of aqueous drilling mud effluents containing lignosulfonates
ES2159229B1 (en) * 1999-03-05 2002-04-16 Transformacion Agraria S A Tra METHOD FOR THE TREATMENT OF WATERS CONTAINING ORGANIC AND / OR INORGANIC MATTER SUSPENDED AND / OR DISSOLVED BY IN SITU PRECIPITATION OF TITANIUM OXYGEN COMPOUNDS.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR14007E (en) * 1911-09-05 Auguste Nicolle Process of agglomeration of pulverulent materials, ores, coals, etc.
FR642270A (en) * 1927-01-21 1928-08-25 Barbou Et Cie Soc Process for the recovery, by chemical means, of the active elements of the residual liquors after cooking of the cellulosic materials
GB1214532A (en) * 1967-02-16 1970-12-02 Simonacco Ltd Improvements in or relating to the treatment of aqueous materials

Also Published As

Publication number Publication date
FR2205485B1 (en) 1975-11-07
CA1012265A (en) 1977-06-14
IT1000142B (en) 1976-03-30
RO67822A2 (en) 1980-12-30
NL7315356A (en) 1975-05-13
FR2205485A1 (en) 1974-05-31
DE2355530A1 (en) 1974-05-30

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