FR2446260A1 - Procede et appareil de traitement d'eaux contenant de la chaux - Google Patents

Procede et appareil de traitement d'eaux contenant de la chaux

Info

Publication number
FR2446260A1
FR2446260A1 FR7900838A FR7900838A FR2446260A1 FR 2446260 A1 FR2446260 A1 FR 2446260A1 FR 7900838 A FR7900838 A FR 7900838A FR 7900838 A FR7900838 A FR 7900838A FR 2446260 A1 FR2446260 A1 FR 2446260A1
Authority
FR
France
Prior art keywords
gas
pptd
lime
recycling
water
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.)
Granted
Application number
FR7900838A
Other languages
English (en)
French (fr)
Other versions
FR2446260B1 (it
Inventor
Francois Berne
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.)
Suez International SAS
Original Assignee
Degremont 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 Degremont SA filed Critical Degremont SA
Priority to FR7900838A priority Critical patent/FR2446260A1/fr
Publication of FR2446260A1 publication Critical patent/FR2446260A1/fr
Application granted granted Critical
Publication of FR2446260B1 publication Critical patent/FR2446260B1/fr
Granted 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
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/02—Softening water by precipitation of the hardness
    • 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
    • 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
    • C02F1/5281—Installations for water purification using chemical agents

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)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Treatment Of Sludge (AREA)
FR7900838A 1979-01-15 1979-01-15 Procede et appareil de traitement d'eaux contenant de la chaux Granted FR2446260A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7900838A FR2446260A1 (fr) 1979-01-15 1979-01-15 Procede et appareil de traitement d'eaux contenant de la chaux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7900838A FR2446260A1 (fr) 1979-01-15 1979-01-15 Procede et appareil de traitement d'eaux contenant de la chaux

Publications (2)

Publication Number Publication Date
FR2446260A1 true FR2446260A1 (fr) 1980-08-08
FR2446260B1 FR2446260B1 (it) 1982-08-13

Family

ID=9220729

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7900838A Granted FR2446260A1 (fr) 1979-01-15 1979-01-15 Procede et appareil de traitement d'eaux contenant de la chaux

Country Status (1)

Country Link
FR (1) FR2446260A1 (it)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988009832A1 (fr) * 1987-06-12 1988-12-15 Luc Legrand Procede et installation pour proteger les canalisations d'eau contre la corrosion
DE3917415A1 (de) * 1989-05-29 1990-12-06 Linde Ag Verfahren zur reinigung von abwasser
NL1002364C2 (nl) * 1996-02-16 1997-08-19 Dhv Water Bv Werkwijze voor het reinigen van een fluïdum.

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE359883A (it) *
US2678916A (en) * 1949-12-07 1954-05-18 Infilco Inc Apparatus for treating a liquid with a gas
GB1090822A (en) * 1963-11-29 1967-11-15 Kimberly Clark Co A water treatment process

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE359883A (it) *
US2678916A (en) * 1949-12-07 1954-05-18 Infilco Inc Apparatus for treating a liquid with a gas
GB1090822A (en) * 1963-11-29 1967-11-15 Kimberly Clark Co A water treatment process

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988009832A1 (fr) * 1987-06-12 1988-12-15 Luc Legrand Procede et installation pour proteger les canalisations d'eau contre la corrosion
FR2616451A1 (fr) * 1987-06-12 1988-12-16 Legrand Luc Procede et installation pour proteger les canalisations d'eau contre la corrosion
US5051281A (en) * 1987-06-12 1991-09-24 Luc Legrand Process and plant for protecting water pipeworks from corrosion
DE3917415A1 (de) * 1989-05-29 1990-12-06 Linde Ag Verfahren zur reinigung von abwasser
DE3917415C2 (de) * 1989-05-29 1999-01-14 Linde Ag Verfahren zur Reinigung von Abwasser
NL1002364C2 (nl) * 1996-02-16 1997-08-19 Dhv Water Bv Werkwijze voor het reinigen van een fluïdum.

Also Published As

Publication number Publication date
FR2446260B1 (it) 1982-08-13

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