IT1000142B - PROCEDURE FOR THE PURIFICATION OF RESIDUAL WATER CONTAINING COMPLEX LIGNO SULPHONATES - Google Patents

PROCEDURE FOR THE PURIFICATION OF RESIDUAL WATER CONTAINING COMPLEX LIGNO SULPHONATES

Info

Publication number
IT1000142B
IT1000142B IT5356573A IT5356573A IT1000142B IT 1000142 B IT1000142 B IT 1000142B IT 5356573 A IT5356573 A IT 5356573A IT 5356573 A IT5356573 A IT 5356573A IT 1000142 B IT1000142 B IT 1000142B
Authority
IT
Italy
Prior art keywords
purification
procedure
water containing
residual water
containing complex
Prior art date
Application number
IT5356573A
Other languages
Italian (it)
Inventor
Wey E Raymond
A Vaussard
C Ferrand
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
Application granted granted Critical
Publication of IT1000142B publication Critical patent/IT1000142B/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
IT5356573A 1972-11-08 1973-11-08 PROCEDURE FOR THE PURIFICATION OF RESIDUAL WATER CONTAINING COMPLEX LIGNO SULPHONATES IT1000142B (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
IT1000142B true IT1000142B (en) 1976-03-30

Family

ID=9106825

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5356573A IT1000142B (en) 1972-11-08 1973-11-08 PROCEDURE FOR THE PURIFICATION OF RESIDUAL WATER CONTAINING COMPLEX LIGNO SULPHONATES

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
BE806813A (en) 1974-02-15
RO67822A2 (en) 1980-12-30
NL7315356A (en) 1975-05-13
FR2205485A1 (en) 1974-05-31
DE2355530A1 (en) 1974-05-30

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