CA1082425A - Alimentation en chaux pour procede bayer - Google Patents

Alimentation en chaux pour procede bayer

Info

Publication number: CA1082425A
Authority: CA; Canada
Prior art keywords: bauxite; slurry; alumina; caustic; weight
Prior art date: 1978-06-21
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

CA305,922A

Other languages

English (en)

Inventor

Meriwether L. Garing

James R. Wright

Richard H. Featherston

Joseph P. Fischer

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.)

Reynolds Metals Co

Original Assignee

Reynolds Metals Co

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.)

1978-06-21

Filing date

1978-06-21

Publication date

1980-07-29

1978-06-21 Application filed by Reynolds Metals Co filed Critical Reynolds Metals Co

1978-06-21 Priority to CA305,922A priority Critical patent/CA1082425A/fr

1980-07-29 Application granted granted Critical

1980-07-29 Publication of CA1082425A publication Critical patent/CA1082425A/fr

Status Expired legal-status Critical Current

Links

235000008733 Citrus aurantifolia Nutrition 0.000 title abstract description 40
235000011941 Tilia x europaea Nutrition 0.000 title abstract description 40
239000004571 lime Substances 0.000 title abstract description 40
238000004131 Bayer process Methods 0.000 title description 4
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 63
229910001570 bauxite Inorganic materials 0.000 claims abstract description 45
239000002002 slurry Substances 0.000 claims abstract description 45
230000029087 digestion Effects 0.000 claims abstract description 37
238000000034 method Methods 0.000 claims abstract description 31
239000003518 caustics Substances 0.000 claims abstract description 28
229910052598 goethite Inorganic materials 0.000 claims abstract description 20
AEIXRCIKZIZYPM-UHFFFAOYSA-M hydroxy(oxo)iron Chemical compound [O][Fe]O AEIXRCIKZIZYPM-UHFFFAOYSA-M 0.000 claims abstract description 20
238000000605 extraction Methods 0.000 claims abstract description 3
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 21
ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 14
238000011084 recovery Methods 0.000 claims description 10
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 9
229940043430 calcium compound Drugs 0.000 claims description 8
150000001674 calcium compounds Chemical class 0.000 claims description 8
235000012255 calcium oxide Nutrition 0.000 claims description 7
239000000292 calcium oxide Substances 0.000 claims description 7
235000011121 sodium hydroxide Nutrition 0.000 claims description 7
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 6
229910001593 boehmite Inorganic materials 0.000 claims description 5
XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 claims description 5
FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 claims description 5
239000007791 liquid phase Substances 0.000 claims description 5
229910000029 sodium carbonate Inorganic materials 0.000 claims description 5
235000010216 calcium carbonate Nutrition 0.000 claims description 3
229910000019 calcium carbonate Inorganic materials 0.000 claims description 3
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 3
239000000920 calcium hydroxide Substances 0.000 claims description 3
235000011116 calcium hydroxide Nutrition 0.000 claims description 3
229910001861 calcium hydroxide Inorganic materials 0.000 claims description 3
229910052593 corundum Inorganic materials 0.000 claims description 2
229910001845 yogo sapphire Inorganic materials 0.000 claims description 2
235000017550 sodium carbonate Nutrition 0.000 claims 1
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 8
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 7
239000011701 zinc Substances 0.000 description 7
229910052725 zinc Inorganic materials 0.000 description 7
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 6
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 6
150000001875 compounds Chemical class 0.000 description 6
239000012071 phase Substances 0.000 description 6
239000010936 titanium Substances 0.000 description 6
229910052719 titanium Inorganic materials 0.000 description 6
150000004684 trihydrates Chemical class 0.000 description 6
BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 5
230000015572 biosynthetic process Effects 0.000 description 5
229910052742 iron Inorganic materials 0.000 description 5
238000012545 processing Methods 0.000 description 5
239000000243 solution Substances 0.000 description 5
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 4
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 4
239000011575 calcium Substances 0.000 description 4
229910052791 calcium Inorganic materials 0.000 description 4
238000001914 filtration Methods 0.000 description 4
239000012535 impurity Substances 0.000 description 4
239000000203 mixture Substances 0.000 description 4
239000011574 phosphorus Substances 0.000 description 4
229910052698 phosphorus Inorganic materials 0.000 description 4
239000010703 silicon Substances 0.000 description 4
229910052710 silicon Inorganic materials 0.000 description 4
229910001388 sodium aluminate Inorganic materials 0.000 description 4
239000000725 suspension Substances 0.000 description 4
MXRIRQGCELJRSN-UHFFFAOYSA-N O.O.O.[Al] Chemical compound O.O.O.[Al] MXRIRQGCELJRSN-UHFFFAOYSA-N 0.000 description 3
229920002472 Starch Polymers 0.000 description 3
238000004458 analytical method Methods 0.000 description 3
230000008901 benefit Effects 0.000 description 3
238000006243 chemical reaction Methods 0.000 description 3
LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 3
239000002245 particle Substances 0.000 description 3
239000000377 silicon dioxide Substances 0.000 description 3
239000008107 starch Substances 0.000 description 3
235000019698 starch Nutrition 0.000 description 3
UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
230000009286 beneficial effect Effects 0.000 description 2
238000001816 cooling Methods 0.000 description 2
239000013078 crystal Substances 0.000 description 2
229910001648 diaspore Inorganic materials 0.000 description 2
238000001704 evaporation Methods 0.000 description 2
230000008020 evaporation Effects 0.000 description 2
229910052595 hematite Inorganic materials 0.000 description 2
239000011019 hematite Substances 0.000 description 2
150000002506 iron compounds Chemical class 0.000 description 2
SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
238000011282 treatment Methods 0.000 description 2
238000005406 washing Methods 0.000 description 2
208000034809 Product contamination Diseases 0.000 description 1
208000036366 Sensation of pressure Diseases 0.000 description 1
239000004115 Sodium Silicate Substances 0.000 description 1
238000002441 X-ray diffraction Methods 0.000 description 1
239000005083 Zinc sulfide Substances 0.000 description 1
150000004645 aluminates Chemical class 0.000 description 1
238000009835 boiling Methods 0.000 description 1
239000001506 calcium phosphate Substances 0.000 description 1
229910000389 calcium phosphate Inorganic materials 0.000 description 1
235000011010 calcium phosphates Nutrition 0.000 description 1
AOWKSNWVBZGMTJ-UHFFFAOYSA-N calcium titanate Chemical compound [Ca+2].[O-][Ti]([O-])=O AOWKSNWVBZGMTJ-UHFFFAOYSA-N 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
230000015271 coagulation Effects 0.000 description 1
238000005345 coagulation Methods 0.000 description 1
229910052681 coesite Inorganic materials 0.000 description 1
238000011109 contamination Methods 0.000 description 1
238000010924 continuous production Methods 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
229910052906 cristobalite Inorganic materials 0.000 description 1
238000010908 decantation Methods 0.000 description 1
230000002939 deleterious effect Effects 0.000 description 1
238000013461 design Methods 0.000 description 1
238000010790 dilution Methods 0.000 description 1
239000012895 dilution Substances 0.000 description 1
229910001679 gibbsite Inorganic materials 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
229910052500 inorganic mineral Inorganic materials 0.000 description 1
239000000463 material Substances 0.000 description 1
235000010755 mineral Nutrition 0.000 description 1
239000011707 mineral Substances 0.000 description 1
238000002156 mixing Methods 0.000 description 1
238000012544 monitoring process Methods 0.000 description 1
150000004682 monohydrates Chemical class 0.000 description 1
HYWYRSMBCFDLJT-UHFFFAOYSA-N nimesulide Chemical compound CS(=O)(=O)NC1=CC=C([N+]([O-])=O)C=C1OC1=CC=CC=C1 HYWYRSMBCFDLJT-UHFFFAOYSA-N 0.000 description 1
229960000965 nimesulide Drugs 0.000 description 1
150000003018 phosphorus compounds Chemical class 0.000 description 1
238000011160 research Methods 0.000 description 1
235000012239 silicon dioxide Nutrition 0.000 description 1
NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
229910052911 sodium silicate Inorganic materials 0.000 description 1
229910052682 stishovite Inorganic materials 0.000 description 1
239000000126 substance Substances 0.000 description 1
238000006467 substitution reaction Methods 0.000 description 1
239000004408 titanium dioxide Substances 0.000 description 1
QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1
229910052905 tridymite Inorganic materials 0.000 description 1
239000002699 waste material Substances 0.000 description 1
150000003752 zinc compounds Chemical class 0.000 description 1
229910052984 zinc sulfide Inorganic materials 0.000 description 1
DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 1

Landscapes

Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

CA305,922A 1978-06-21 1978-06-21 Alimentation en chaux pour procede bayer Expired CA1082425A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA305,922A CA1082425A (fr)	1978-06-21	1978-06-21	Alimentation en chaux pour procede bayer

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA305,922A CA1082425A (fr)	1978-06-21	1978-06-21	Alimentation en chaux pour procede bayer

Publications (1)

Publication Number	Publication Date
CA1082425A true CA1082425A (fr)	1980-07-29

Family

ID=4111736

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA305,922A Expired CA1082425A (fr)	1978-06-21	1978-06-21	Alimentation en chaux pour procede bayer

Country Status (1)

Country	Link
CA (1)	CA1082425A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN117163986A (zh) *	2023-09-07	2023-12-05	中铝郑州有色金属研究院有限公司	一种溶出铝土矿矿浆的方法

1978
- 1978-06-21 CA CA305,922A patent/CA1082425A/fr not_active Expired

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN117163986A (zh) *	2023-09-07	2023-12-05	中铝郑州有色金属研究院有限公司	一种溶出铝土矿矿浆的方法
CN117163986B (zh) *	2023-09-07	2026-01-13	中铝郑州有色金属研究院有限公司	一种溶出铝土矿矿浆的方法

Legal Events

Date	Code	Title	Description
1997-07-29	MKEX	Expiry

Publication	Publication Date	Title
US4215094A (en)	1980-07-29	Method for the removal of organic substances from alkali metal aluminate solution
US2806766A (en)	1957-09-17	Process of purifying caustic aluminate liquors
US4668485A (en)	1987-05-26	Recovery of sodium aluminate from Bayer process red mud
CA1191698A (fr)	1985-08-13	Traitement des matieres alumineuses
US4101629A (en)	1978-07-18	Purification of solutions circulating in the bayer cycle
AU2024203245B2 (en)	2026-01-22	Method for processing bauxite
EP0024131B1 (fr)	1984-03-21	Procédé pour l'obtention d'alumine à partir d'argile et d'autres silicates d'aluminium et l'alumine obtenue par ce procédé
CA1136379A (fr)	1982-11-30	Methode pour obtenir un oxyde d'aluminium pur a partir de solutions renfermant des ions d'aluminium et de fer dissous
US4483830A (en)	1984-11-20	Production of alumina
CA2272322C (fr)	2005-11-15	Procede pour separer la silice de la bauxite
US4650653A (en)	1987-03-17	Production of alumina from gibbsite-bearing bauxite of low reactive silica content
US4810682A (en)	1989-03-07	Production of useful materials including synthetic nepheline from Bayer red mud
WO2011018799A2 (fr)	2011-02-17	Procédé de préparation doxyde de vanadium à partir de boue de vanadate
US3966874A (en)	1976-06-29	Extraction of alumina from bauxite ores
US3383166A (en)	1968-05-14	Process for producing iron-free aluminum nitrate solutions
US4195070A (en)	1980-03-25	Preparation of a MgCl2 solution for Nalco's MgCl2 process from MgSO4 and other MgSO4 salts
CA1082425A (fr)	1980-07-29	Alimentation en chaux pour procede bayer
US3436176A (en)	1969-04-01	Process of producing high purity alumina from aluminum-bearing,acidic,sulfate solutions
CA1200075A (fr)	1986-02-04	Epuration des liqueurs du procede bayer
US5279645A (en)	1994-01-18	Bauxite processing
WO1991009978A1 (fr)	1991-07-11	Procede de conversion des dechets en produits utiles
US4154802A (en)	1979-05-15	Upgrading of magnesium containing materials
US2947604A (en)	1960-08-02	Production of alumina
NL8006946A (nl)	1982-07-16	Werkwijze voor het winnen van praktisch radiumvrij calciumsulfaat, yttrium en lanthaniden, alsmede calciumsulfaat, yttrium en lanthaniden verkregen volgens deze werkwijze.
US4670231A (en)	1987-06-02	Continuous procedure of obtention of compounds of aluminum from aluminum silicates and other aluminum ores