NL7315356A - - Google Patents

Info

Publication number
NL7315356A
NL7315356A NL7315356A NL7315356A NL7315356A NL 7315356 A NL7315356 A NL 7315356A NL 7315356 A NL7315356 A NL 7315356A NL 7315356 A NL7315356 A NL 7315356A NL 7315356 A NL7315356 A NL 7315356A
Authority
NL
Netherlands
Application number
NL7315356A
Original Assignee
Rech Activites Petrolieres E L
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 Rech Activites Petrolieres E L filed Critical Rech Activites Petrolieres E L
Publication of NL7315356A publication Critical patent/NL7315356A/xx

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)
NL7315356A 1972-11-08 1973-11-09 NL7315356A (xx)

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
NL7315356A true NL7315356A (xx) 1975-05-13

Family

ID=9106825

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7315356A NL7315356A (xx) 1972-11-08 1973-11-09

Country Status (7)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2612916B1 (fr) * 1987-03-27 1991-02-15 Elf Aquitaine Traitement des rejets d'eaux de bourbiers contenant des lignosulfonates
US5120449A (en) * 1987-03-27 1992-06-09 Societe Nationale Elf Aquitaine (Production) Treatment of aqueous drilling mud effluents containing lignosulfonates
ES2159229B1 (es) * 1999-03-05 2002-04-16 Transformacion Agraria S A Tra Metodo para el tratamiento de aguas que contienen materia organica y/o inorganica suspendida y/o disuelta por precipitacion in situ de compuestos oxigenados de titanio.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR14007E (fr) * 1911-09-05 Auguste Nicolle Procédé d'agglomération des matières pulvérulentes, minerais, charbons, etc.
FR642270A (fr) * 1927-01-21 1928-08-25 Barbou Et Cie Soc Procédé pour la récupération, par voie chimique, des éléments actifs des lessives résiduaires après cuisson des matières cellulosiques
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
CA1012265A (en) 1977-06-14
BE806813A (fr) 1974-02-15
IT1000142B (it) 1976-03-30
FR2205485B1 (xx) 1975-11-07
RO67822A2 (ro) 1980-12-30
DE2355530A1 (de) 1974-05-30
FR2205485A1 (en) 1974-05-31

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Legal Events

Date Code Title Description
BV The patent application has lapsed