FR2056990A1 - - Google Patents

Info

Publication number
FR2056990A1
FR2056990A1 FR7028747A FR7028747A FR2056990A1 FR 2056990 A1 FR2056990 A1 FR 2056990A1 FR 7028747 A FR7028747 A FR 7028747A FR 7028747 A FR7028747 A FR 7028747A FR 2056990 A1 FR2056990 A1 FR 2056990A1
Authority
FR
France
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
FR7028747A
Other languages
French (fr)
Other versions
FR2056990B1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2056990A1 publication Critical patent/FR2056990A1/fr
Application granted granted Critical
Publication of FR2056990B1 publication Critical patent/FR2056990B1/fr
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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S159/00—Concentrating evaporators
    • Y10S159/34—Caustic
FR7028747A 1969-08-05 1970-08-04 Expired FR2056990B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT752169A AT291197B (en) 1969-08-05 1969-08-05 Process for processing the autoclave liquor which is obtained from the continuous digestion of minerals containing aluminum oxide, especially of bauxite, with sodium aluminate liquor

Publications (2)

Publication Number Publication Date
FR2056990A1 true FR2056990A1 (en) 1971-05-07
FR2056990B1 FR2056990B1 (en) 1975-01-10

Family

ID=3596860

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7028747A Expired FR2056990B1 (en) 1969-08-05 1970-08-04

Country Status (8)

Country Link
US (1) US3738411A (en)
AT (1) AT291197B (en)
AU (1) AU458474B2 (en)
DE (1) DE2038706C3 (en)
FR (1) FR2056990B1 (en)
HU (1) HU163357B (en)
RO (1) RO55560A (en)
SE (1) SE360638B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4112047A (en) * 1977-06-08 1978-09-05 Kaiser Aluminum & Chemical Corporation Pretreatment system for goethitic bauxites
IT1210981B (en) * 1981-01-27 1989-09-29 Giampaolo Teucci CONCENTRATION SYSTEM WORKING BY FORCED CIRCULATION OF THE PRODUCT TO BE CONCENTRATED HAVING LOW ENERGY CONSUMPTION.
US5027891A (en) * 1988-03-30 1991-07-02 Alcan International Limited Method for transferring heat between process liquor streams
FR2784673B1 (en) * 1998-10-01 2000-12-29 Niro Kestner IMPROVEMENT IN THE BAUXITE ORE PROCESS AND ATTACK CHAIN ACCORDING TO THE BAYER PROCESS
US7214290B2 (en) 2002-09-04 2007-05-08 Shaw Liquid Solutions Llc. Treatment of spent caustic refinery effluents
ES2307407B2 (en) * 2006-12-18 2009-06-19 Biofuel Systems, S.L. ELECTROMAGNETIC PHOTOBIOR REACTOR.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA780291A (en) * 1968-03-12 J. Tusche Klaus Method and apparatus for the continuous extraction of bauxite
US2459302A (en) * 1942-12-10 1949-01-18 American Viscose Corp Concentration of salts having minimum solubilities at temperatures above those of the initial solutions
DE851900C (en) * 1949-06-28 1952-10-09 Konrad Mattern Process for the evaporation of sulphite waste liquors or other gypsum-containing solutions
US2806766A (en) * 1952-11-28 1957-09-17 Kaiser Aluminium Chem Corp Process of purifying caustic aluminate liquors
FR1026068A (en) * 1953-12-14 1953-04-23 Sterling Drug Inc Process and installation for the destruction by oxidation of organic matter contained in black water such as waste sulphite liquors and for the production of thermal energy
US2852343A (en) * 1954-09-30 1958-09-16 Kaiser Aluminium Chem Corp Process for treating aluminous ores
US3497317A (en) * 1964-12-22 1970-02-24 Vaw Ver Aluminium Werke Ag Method for continuous extraction of bauxite in a tubular reactor
US3332470A (en) * 1966-01-25 1967-07-25 Chicago Bridge & Iron Co Method for concentrating solutions

Also Published As

Publication number Publication date
DE2038706C3 (en) 1979-01-25
AU1827770A (en) 1972-02-03
HU163357B (en) 1973-07-28
DE2038706A1 (en) 1971-02-18
SE360638B (en) 1973-10-01
DE2038706B2 (en) 1973-05-30
US3738411A (en) 1973-06-12
RO55560A (en) 1973-09-20
FR2056990B1 (en) 1975-01-10
AT291197B (en) 1971-07-12
AU458474B2 (en) 1975-02-13

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Legal Events

Date Code Title Description
ST Notification of lapse