ES514299A0 - PROCEDURE TO PURIFY FLUORIDE WASTEWATER. - Google Patents

PROCEDURE TO PURIFY FLUORIDE WASTEWATER.

Info

Publication number
ES514299A0
ES514299A0 ES514299A ES514299A ES514299A0 ES 514299 A0 ES514299 A0 ES 514299A0 ES 514299 A ES514299 A ES 514299A ES 514299 A ES514299 A ES 514299A ES 514299 A0 ES514299 A0 ES 514299A0
Authority
ES
Spain
Prior art keywords
purify
procedure
fluoride wastewater
wastewater
fluoride
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
ES514299A
Other languages
Spanish (es)
Other versions
ES8308810A1 (en
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of ES8308810A1 publication Critical patent/ES8308810A1/en
Publication of ES514299A0 publication Critical patent/ES514299A0/en
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/48—Halides, with or without other cations besides aluminium
    • C01F7/50—Fluorides
    • C01F7/54—Double compounds containing both aluminium and alkali metals or alkaline-earth metals
    • 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

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)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Processing Of Solid Wastes (AREA)
ES514299A 1981-07-25 1982-07-23 PROCEDURE TO PURIFY FLUORIDE WASTEWATER. Granted ES514299A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813129473 DE3129473A1 (en) 1981-07-25 1981-07-25 Process for purifying fluoride-containing waste waters

Publications (2)

Publication Number Publication Date
ES8308810A1 ES8308810A1 (en) 1983-10-01
ES514299A0 true ES514299A0 (en) 1983-10-01

Family

ID=6137784

Family Applications (1)

Application Number Title Priority Date Filing Date
ES514299A Granted ES514299A0 (en) 1981-07-25 1982-07-23 PROCEDURE TO PURIFY FLUORIDE WASTEWATER.

Country Status (2)

Country Link
DE (1) DE3129473A1 (en)
ES (1) ES514299A0 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2587021A1 (en) * 1985-09-06 1987-03-13 Pechiney Aluminium PROCESS FOR RECOVERING SODIUM ALUMINATE CONTAINED IN RED SLUDGE
NL1011698C2 (en) * 1999-03-30 2000-10-03 Ind Tech Res Inst Removal of fluoride from waste water comprises using a fluid bed crystallizer with a support, adding a water-soluble sodium and aluminum reagents to form cryolite and removing the treated water
ES2193854B1 (en) * 2001-11-23 2005-03-01 Elcogas, S.A. PROCEDURE FOR THE ELIMINATION OF FLUORIDE IN WASTEWATER.
CN1865173B (en) * 2005-05-20 2010-10-20 廖明辉 Fluorine-containing waste water treatment method and its treating agent
CN105980045A (en) * 2014-02-07 2016-09-28 朗盛德国有限责任公司 Novel aluminum-doped, iminodiacetic acid group-containing chelate resins
AU2016295009B2 (en) 2015-07-20 2019-01-17 Lanxess Deutschland Gmbh Novel aluminum-doped, iminoacetic acid group-containing chelate resins

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2637048A1 (en) * 1975-09-10 1977-03-17 Deguchi Kohei METHOD OF REMOVING FLUORIONS FROM WATER
FR2458513A1 (en) * 1979-06-05 1981-01-02 Degremont Removing fluoride from effluent esp. from aluminium mfr. - by flocculating, decanting and precipitating as cryolite with aluminate

Also Published As

Publication number Publication date
DE3129473A1 (en) 1983-02-10
ES8308810A1 (en) 1983-10-01

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