GB266225A - A process for the treatment and digestion of natural aluminium hydroxides - Google Patents

A process for the treatment and digestion of natural aluminium hydroxides

Info

Publication number
GB266225A
GB266225A GB21315/25A GB2131525A GB266225A GB 266225 A GB266225 A GB 266225A GB 21315/25 A GB21315/25 A GB 21315/25A GB 2131525 A GB2131525 A GB 2131525A GB 266225 A GB266225 A GB 266225A
Authority
GB
United Kingdom
Prior art keywords
digestion
treatment
mill
aluminium hydroxides
natural aluminium
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.)
Expired
Application number
GB21315/25A
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.)
FRIEDRICH KLEINMANN
Buettner Werke AG
Original Assignee
FRIEDRICH KLEINMANN
Buettner Werke 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 FRIEDRICH KLEINMANN, Buettner Werke AG filed Critical FRIEDRICH KLEINMANN
Priority to GB21315/25A priority Critical patent/GB266225A/en
Publication of GB266225A publication Critical patent/GB266225A/en
Expired 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
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
    • 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
    • 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
    • C01F7/473—Removal of organic compounds, e.g. sodium oxalate
    • C01F7/476—Removal of organic compounds, e.g. sodium oxalate by oxidation

Abstract

266,225. Kleinmann, F., and B³ttner- Werke Akt.-Ges. Aug. 25, 1925. Ball and like mills; wet grinding.-A trituration apparatus such as a ball-mill, for wet,grinding bauxite, comprises a long tube a one end of which. is formed with perforations b to which is applied a filtering layer c enclosed in a perforated sleeve d. Alternatively the filtering-device may constitute the end of the mill, Fig. 2, or the end of a separate chamber k connected with the mill, Fig. 3.
GB21315/25A 1925-08-25 1925-08-25 A process for the treatment and digestion of natural aluminium hydroxides Expired GB266225A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB21315/25A GB266225A (en) 1925-08-25 1925-08-25 A process for the treatment and digestion of natural aluminium hydroxides

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB21315/25A GB266225A (en) 1925-08-25 1925-08-25 A process for the treatment and digestion of natural aluminium hydroxides

Publications (1)

Publication Number Publication Date
GB266225A true GB266225A (en) 1927-02-25

Family

ID=10160787

Family Applications (1)

Application Number Title Priority Date Filing Date
GB21315/25A Expired GB266225A (en) 1925-08-25 1925-08-25 A process for the treatment and digestion of natural aluminium hydroxides

Country Status (1)

Country Link
GB (1) GB266225A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985005095A1 (en) * 1984-05-03 1985-11-21 The Broken Hill Proprietary Company Limited Removal of organics from bayer process streams

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985005095A1 (en) * 1984-05-03 1985-11-21 The Broken Hill Proprietary Company Limited Removal of organics from bayer process streams
US4836990A (en) * 1984-05-03 1989-06-06 The Broken Hill Proprietary Company Ltd. Removal of organics from Bayer process streams

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