BR8203213A - Aplicacao de alfa-a1203 altamente calcinado - Google Patents

Aplicacao de alfa-a1203 altamente calcinado

Info

Publication number
BR8203213A
BR8203213A BR8203213A BR8203213A BR8203213A BR 8203213 A BR8203213 A BR 8203213A BR 8203213 A BR8203213 A BR 8203213A BR 8203213 A BR8203213 A BR 8203213A BR 8203213 A BR8203213 A BR 8203213A
Authority
BR
Brazil
Prior art keywords
calcinated
alfa
highly
application
alumina
Prior art date
Application number
BR8203213A
Other languages
English (en)
Inventor
Friedrich Wilhelm Diekotter
Original Assignee
Henkel Kgaa
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 Henkel Kgaa filed Critical Henkel Kgaa
Publication of BR8203213A publication Critical patent/BR8203213A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
    • 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
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • 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
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
    • C01F7/47—Purification of aluminium oxide, aluminium hydroxide or aluminates of aluminates, e.g. removal of compounds of Si, Fe, Ga or of organic compounds from Bayer process liquors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Filtering Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Filtration Of Liquid (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
BR8203213A 1981-06-03 1982-06-02 Aplicacao de alfa-a1203 altamente calcinado BR8203213A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813121953 DE3121953A1 (de) 1981-06-03 1981-06-03 Verwendung von hochgegluehtem (alpha)-al(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)3(pfeil abwaerts) als filtehilfsmittel zur reinigung von alkalischen loesungen

Publications (1)

Publication Number Publication Date
BR8203213A true BR8203213A (pt) 1983-05-17

Family

ID=6133781

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8203213A BR8203213A (pt) 1981-06-03 1982-06-02 Aplicacao de alfa-a1203 altamente calcinado

Country Status (8)

Country Link
US (1) US4422946A (pt)
EP (1) EP0066256B1 (pt)
JP (1) JPS57209636A (pt)
AT (1) ATE21629T1 (pt)
BR (1) BR8203213A (pt)
CA (1) CA1186635A (pt)
DE (2) DE3121953A1 (pt)
ES (1) ES8304444A1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3626378A1 (de) * 1986-08-04 1988-02-11 Steinecker Maschf Anton Verfahren und filtermaterial zur anschwemmfiltration von getraenken
US6555014B1 (en) * 1997-12-04 2003-04-29 Filterwerk Mann & Hummel Gmbh Method for filtering a liquid by the addition of a filtering aid

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3259471A (en) * 1963-03-25 1966-07-05 Stauffer Chemical Co Producing sodium sesquicarbonate using diatomaceous earth as a filter aid
US3244407A (en) * 1964-01-09 1966-04-05 Piazza Engineering Corp Apparatus for feeding and mixing powdered filter aid
US3832442A (en) * 1970-10-20 1974-08-27 Kaiser Aluminium Chem Corp Method for producing alumina hydrates
JPS5618534B2 (pt) * 1971-12-03 1981-04-30
FR2220490B1 (pt) * 1973-03-07 1976-04-30 Comp Generale Electricite
JPS51140900A (en) * 1975-05-29 1976-12-04 Agency Of Ind Science & Technol Process for production of aluminum carbonate hydroxide:ammonium
JPS556592A (en) * 1979-06-25 1980-01-18 Toray Industries Production of surface improved crimped yarn

Also Published As

Publication number Publication date
DE3272864D1 (en) 1986-10-02
US4422946A (en) 1983-12-27
JPS57209636A (en) 1982-12-23
EP0066256A2 (de) 1982-12-08
EP0066256A3 (en) 1984-10-03
ATE21629T1 (de) 1986-09-15
ES512789A0 (es) 1983-03-01
DE3121953A1 (de) 1982-12-23
EP0066256B1 (de) 1986-08-27
ES8304444A1 (es) 1983-03-01
CA1186635A (en) 1985-05-07

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