NL8000466A - Werkwijze voor het opruimen van afvalwater met fluorverbindingen. - Google Patents

Werkwijze voor het opruimen van afvalwater met fluorverbindingen. Download PDF

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Publication number
NL8000466A
NL8000466A NL8000466A NL8000466A NL8000466A NL 8000466 A NL8000466 A NL 8000466A NL 8000466 A NL8000466 A NL 8000466A NL 8000466 A NL8000466 A NL 8000466A NL 8000466 A NL8000466 A NL 8000466A
Authority
NL
Netherlands
Prior art keywords
waste water
calcium
fluorine compounds
process according
solution
Prior art date
Application number
NL8000466A
Other languages
English (en)
Dutch (nl)
Original Assignee
Uhde Gmbh
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 Uhde Gmbh filed Critical Uhde Gmbh
Publication of NL8000466A publication Critical patent/NL8000466A/nl

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
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C02F1/583—Treatment of water, waste water, or sewage by removing specified dissolved compounds by removing fluoride or fluorine compounds
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05C—NITROGENOUS FERTILISERS
    • C05C1/00—Ammonium nitrate fertilisers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Fertilizers (AREA)
  • Removal Of Specific Substances (AREA)
NL8000466A 1979-02-03 1980-01-24 Werkwijze voor het opruimen van afvalwater met fluorverbindingen. NL8000466A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19792904138 DE2904138C2 (de) 1979-02-03 1979-02-03 Verfahren zur Beseitigung von Abwasser, das Fluorverbindungen enthält
DE2904138 1979-02-03

Publications (1)

Publication Number Publication Date
NL8000466A true NL8000466A (nl) 1980-08-05

Family

ID=6062104

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8000466A NL8000466A (nl) 1979-02-03 1980-01-24 Werkwijze voor het opruimen van afvalwater met fluorverbindingen.

Country Status (3)

Country Link
DE (1) DE2904138C2 (US07122603-20061017-C00294.png)
FR (1) FR2447888A1 (US07122603-20061017-C00294.png)
NL (1) NL8000466A (US07122603-20061017-C00294.png)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1555556A (US07122603-20061017-C00294.png) * 1967-07-06 1969-01-31
BE723362A (US07122603-20061017-C00294.png) * 1967-11-06 1969-05-05
NL6818164A (US07122603-20061017-C00294.png) * 1968-12-18 1970-06-22
US3551332A (en) * 1969-06-16 1970-12-29 Int Minerals & Chem Corp Purification of fluorine-containing industrial waste waters
FI50964C (fi) * 1974-11-29 1976-09-10 Kemira Oy Menetelmä typpeä sekä fosforia ja mahdollisesti kaliumia sisältävän se oslannoitteen valmistukseen soveltuvan lietteen valmistamiseksi.

Also Published As

Publication number Publication date
DE2904138C2 (de) 1985-07-18
FR2447888A1 (fr) 1980-08-29
FR2447888B1 (US07122603-20061017-C00294.png) 1983-07-01
DE2904138A1 (de) 1980-08-07

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed