CA1012265A - Method of purification of waste waters containing complex lignosulphonates - Google Patents

Method of purification of waste waters containing complex lignosulphonates

Info

Publication number
CA1012265A
CA1012265A CA185,244A CA185244A CA1012265A CA 1012265 A CA1012265 A CA 1012265A CA 185244 A CA185244 A CA 185244A CA 1012265 A CA1012265 A CA 1012265A
Authority
CA
Canada
Prior art keywords
lignosulphonates
purification
containing complex
waste waters
waters containing
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
CA185,244A
Other versions
CA185244S (en
Inventor
Claude Ferrand
Raymond Wey
Alain Vaussard
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.)
Entreprise de Recherches et dActivites Petrolieres SA
Original Assignee
Entreprise de Recherches et dActivites Petrolieres SA
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 Entreprise de Recherches et dActivites Petrolieres SA filed Critical Entreprise de Recherches et dActivites Petrolieres SA
Application granted granted Critical
Publication of CA1012265A publication Critical patent/CA1012265A/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

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)
CA185,244A 1972-11-08 1973-11-07 Method of purification of waste waters containing complex lignosulphonates Expired CA1012265A (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
CA1012265A true CA1012265A (en) 1977-06-14

Family

ID=9106825

Family Applications (1)

Application Number Title Priority Date Filing Date
CA185,244A Expired CA1012265A (en) 1972-11-08 1973-11-07 Method of purification of waste waters 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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5120449A (en) * 1987-03-27 1992-06-09 Societe Nationale Elf Aquitaine (Production) Treatment of aqueous drilling mud effluents containing lignosulfonates

Families Citing this family (2)

* 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
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5120449A (en) * 1987-03-27 1992-06-09 Societe Nationale Elf Aquitaine (Production) Treatment of aqueous drilling mud effluents containing lignosulfonates

Also Published As

Publication number Publication date
FR2205485B1 (en) 1975-11-07
NL7315356A (en) 1975-05-13
FR2205485A1 (en) 1974-05-31
IT1000142B (en) 1976-03-30
RO67822A2 (en) 1980-12-30
DE2355530A1 (en) 1974-05-30
BE806813A (en) 1974-02-15

Similar Documents

Publication Publication Date Title
CA1007770A (en) Aeration of liquid waste effluent
CA982284A (en) Contaminated water purifying apparatus
AU6759474A (en) Purification of sewage waste & gasees
CA1007771A (en) Process for the purification of industrial effluents
CA1015473A (en) Means and method for disposal of effluents
CA999086A (en) Process for purifying water
CA1025801A (en) Process for the purification of waste waters
AU468494B2 (en) Combined apparatus forthe biological purification of waste waters
CA1004782A (en) Method for purifying waste water
CA1011471A (en) Clarifying apparatus and methods for influent waters
CA990869A (en) Novel process for biologically purifying water waste
CA1012265A (en) Method of purification of waste waters containing complex lignosulphonates
CA1028278A (en) Process for the purification of the waste waters
CA1023693A (en) Sewage purification method
CA1005933A (en) Method and apparatus for purification of industrial waste water
CA1001781A (en) Method of purifying sewage
CA975876A (en) Purification of metal polluted waters
CA986028A (en) Process for purification of water
SU570557A1 (en) Method of mechanical purification of waste water
CA975253A (en) Cleaning of sewage sludge systems
AU467021B2 (en) Purification method for trh
AU485783B2 (en) Desalination of water
CA973830A (en) Method and apparatus for purifying waste waters and separating sludge
AU481252B2 (en) Method and arrangement for purification of industrial wastewater
CA907542A (en) Method of water purification