FR1184744A - Procédé perfectionné de purification de l'alumine - Google Patents

Procédé perfectionné de purification de l'alumine

Info

Publication number: FR1184744A
Authority: FR; France
Prior art keywords: advanced process; purifying; alumina; purifying alumina; advanced
Prior art date: 1956-10-24
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

Other languages

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.)

Alcan Research and Development Ltd

Original Assignee

Aluminium Laboratories Ltd

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.)

1956-10-24

Filing date

1957-10-07

Publication date

1959-07-24

1957-10-07 Application filed by Aluminium Laboratories Ltd filed Critical Aluminium Laboratories Ltd

1959-07-24 Application granted granted Critical

1959-07-24 Publication of FR1184744A publication Critical patent/FR1184744A/fr

Status Expired legal-status Critical Current

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
- C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/60—Compounds characterised by their crystallite size
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/20—Particle morphology extending in two dimensions, e.g. plate-like
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Inorganic Chemistry (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Treating Waste Gases (AREA)

FR1184744D 1956-10-24 1957-10-07 Procédé perfectionné de purification de l'alumine Expired FR1184744A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US617946A US2887361A (en)	1956-10-24	1956-10-24	Purification of alumina

Publications (1)

Publication Number	Publication Date
FR1184744A true FR1184744A (fr)	1959-07-24

Family

ID=24475709

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1184744D Expired FR1184744A (fr)	1956-10-24	1957-10-07	Procédé perfectionné de purification de l'alumine

Country Status (6)

Country	Link
US (1)	US2887361A (fr)
CH (1)	CH372647A (fr)
DE (1)	DE1112055B (fr)
FR (1)	FR1184744A (fr)
GB (1)	GB864009A (fr)
NL (2)	NL221774A (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL112432C (fr) *	1956-10-24
US3092453A (en) *	1959-08-18	1963-06-04	Aluminum Co Of America	Production of low-soda alumina
US3106452A (en) *	1960-05-18	1963-10-08	Reynolds Metals Co	Method for reducing the soda content of alumina
US3402024A (en) *	1963-11-22	1968-09-17	Army Usa	Method of treating alumina
GB1046582A (en) *	1964-03-04	1966-10-26	Gen Motors Ltd	Improved method of producing alumina
US3262754A (en) *	1964-12-07	1966-07-26	Aluminium Lab Ltd	Method of making low soda alumina of small crystal size
US3443894A (en) *	1966-08-30	1969-05-13	Aluminum Co Of America	Process for producing kappa alumina
US3950507A (en) *	1974-03-19	1976-04-13	Boreskov Georgy Konstantinovic	Method for producing granulated porous corundum
DE2419277C3 (de) *	1974-04-22	1982-10-21	Institut Kataliza Sibirskogo Otdelenija Akademii Nauk Sssr	Verfahren zur Herstellung von granuliertem porigen Korund
CH654819A5 (de) *	1980-09-23	1986-03-14	Alusuisse	Verfahren zur herstellung von grobkristallinem alpha-aluminiumoxid und dessen verwendung.
DE3212297C2 (de) *	1982-03-29	1984-12-13	Schweizerische Aluminium Ag, Chippis	Verfahren zur Herstellung grobkristalliner Tonerde
DE3371194D1 (en) *	1982-08-24	1987-06-04	Alusuisse	Process for the preparation of crystalline aluminium oxide
JP3875952B2 (ja) *	2000-10-20	2007-01-31	昭和電工株式会社	低ソーダアルミナの製造装置及び製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA462193A (fr) *		1950-01-03	Henry Riesmeyer August	Methode de traitement d'alumine
DE165612C (fr) *
US1036454A (en) *	1912-06-04	1912-08-20	David H Childs	Process of producing alumina.
US2069060A (en) *	1935-12-14	1937-01-26	Gen Motors Corp	Alkali-free ceramic materials and method of making same
CH217476A (de) *	1939-11-25	1941-10-31	Aluminium Ind Ag	Verfahren zur Gewinnung von Natriumaluminat aus Alkalialuminiumsilikaten.
US2752301A (en) *	1951-03-07	1956-06-26	Walter M Weil	Recovery of chromium and iron values from chromium-iron ores

0
- NL NL112899D patent/NL112899C/xx active
- NL NL221774D patent/NL221774A/xx unknown
1956
- 1956-10-24 US US617946A patent/US2887361A/en not_active Expired - Lifetime
1957
- 1957-10-04 GB GB31127/57A patent/GB864009A/en not_active Expired
- 1957-10-07 FR FR1184744D patent/FR1184744A/fr not_active Expired
- 1957-10-10 DE DEA28077A patent/DE1112055B/de active Pending
- 1957-10-17 CH CH5168957A patent/CH372647A/fr unknown

Also Published As

Publication number	Publication date
CH372647A (fr)	1963-10-31
NL112899C (fr)
GB864009A (en)	1961-03-29
NL221774A (fr)
DE1112055B (de)	1961-08-03
US2887361A (en)	1959-05-19

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