FR2281897A1 - Procede et installation de neutralisation d'eaux usees acides et basiques - Google Patents

Procede et installation de neutralisation d'eaux usees acides et basiques

Info

Publication number
FR2281897A1
FR2281897A1 FR7525132A FR7525132A FR2281897A1 FR 2281897 A1 FR2281897 A1 FR 2281897A1 FR 7525132 A FR7525132 A FR 7525132A FR 7525132 A FR7525132 A FR 7525132A FR 2281897 A1 FR2281897 A1 FR 2281897A1
Authority
FR
France
Prior art keywords
plant
neutralizing acidic
basic wastewater
wastewater
basic
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
FR7525132A
Other languages
English (en)
French (fr)
Other versions
FR2281897B1 (US07736425-20100615-C00009.png
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.)
Sulzer AG
Original Assignee
Sulzer AG
Sulzer Freres 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 Sulzer AG, Sulzer Freres SA filed Critical Sulzer AG
Publication of FR2281897A1 publication Critical patent/FR2281897A1/fr
Application granted granted Critical
Publication of FR2281897B1 publication Critical patent/FR2281897B1/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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/685—Devices for dosing the additives
    • C02F1/686—Devices for dosing liquid additives
    • 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
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Accessories For Mixers (AREA)
  • Treating Waste Gases (AREA)
  • Removal Of Specific Substances (AREA)
  • Paper (AREA)
FR7525132A 1974-08-13 1975-08-12 Procede et installation de neutralisation d'eaux usees acides et basiques Granted FR2281897A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1106274A CH581077A5 (US07736425-20100615-C00009.png) 1974-08-13 1974-08-13

Publications (2)

Publication Number Publication Date
FR2281897A1 true FR2281897A1 (fr) 1976-03-12
FR2281897B1 FR2281897B1 (US07736425-20100615-C00009.png) 1979-05-18

Family

ID=4369682

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7525132A Granted FR2281897A1 (fr) 1974-08-13 1975-08-12 Procede et installation de neutralisation d'eaux usees acides et basiques

Country Status (6)

Country Link
CH (1) CH581077A5 (US07736425-20100615-C00009.png)
DE (1) DE2530490A1 (US07736425-20100615-C00009.png)
FR (1) FR2281897A1 (US07736425-20100615-C00009.png)
GB (1) GB1499165A (US07736425-20100615-C00009.png)
IT (1) IT1041812B (US07736425-20100615-C00009.png)
NL (1) NL7508638A (US07736425-20100615-C00009.png)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB220849A (en) * 1923-10-26 1924-08-28 Albert Louis Benoit A process for treating or purifying waste liquids, especially waste water of chemical factories
DE1280164B (de) * 1962-05-18 1968-10-10 Siemens Ag Verfahren zum Entgiften und Neutralisieren von verduennten und konzentrierten Industrieabwaessern

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB220849A (en) * 1923-10-26 1924-08-28 Albert Louis Benoit A process for treating or purifying waste liquids, especially waste water of chemical factories
DE1280164B (de) * 1962-05-18 1968-10-10 Siemens Ag Verfahren zum Entgiften und Neutralisieren von verduennten und konzentrierten Industrieabwaessern

Also Published As

Publication number Publication date
IT1041812B (it) 1980-01-10
FR2281897B1 (US07736425-20100615-C00009.png) 1979-05-18
GB1499165A (en) 1978-01-25
CH581077A5 (US07736425-20100615-C00009.png) 1976-10-29
NL7508638A (nl) 1976-02-17
DE2530490A1 (de) 1976-02-26

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Legal Events

Date Code Title Description
ST Notification of lapse