GR20090100008A - Μεθοδος αποκτησης εκμεταλλευσιμων προϊοντων απο το στερεο αποβλητο της ερυθρας ιλυος - Google Patents
Μεθοδος αποκτησης εκμεταλλευσιμων προϊοντων απο το στερεο αποβλητο της ερυθρας ιλυοςInfo
- Publication number
- GR20090100008A GR20090100008A GR20090100008A GR20090100008A GR20090100008A GR 20090100008 A GR20090100008 A GR 20090100008A GR 20090100008 A GR20090100008 A GR 20090100008A GR 20090100008 A GR20090100008 A GR 20090100008A GR 20090100008 A GR20090100008 A GR 20090100008A
- Authority
- GR
- Greece
- Prior art keywords
- red mud
- oxides
- recycled
- products
- exloitable
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 7
- 239000002910 solid waste Substances 0.000 title 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 abstract 2
- 239000003153 chemical reaction reagent Substances 0.000 abstract 2
- 239000007858 starting material Substances 0.000 abstract 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical class [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract 1
- 229940037003 alum Drugs 0.000 abstract 1
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 239000004568 cement Substances 0.000 abstract 1
- 239000012467 final product Substances 0.000 abstract 1
- 239000013067 intermediate product Substances 0.000 abstract 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 abstract 1
- 235000013980 iron oxide Nutrition 0.000 abstract 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 abstract 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 229910044991 metal oxide Inorganic materials 0.000 abstract 1
- 150000004706 metal oxides Chemical class 0.000 abstract 1
- 239000000049 pigment Substances 0.000 abstract 1
- 239000000047 product Substances 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 238000001577 simple distillation Methods 0.000 abstract 1
- 229910001388 sodium aluminate Inorganic materials 0.000 abstract 1
- 239000010936 titanium Substances 0.000 abstract 1
- 229910052719 titanium Inorganic materials 0.000 abstract 1
- 239000004408 titanium dioxide Substances 0.000 abstract 1
- 229910000859 α-Fe Inorganic materials 0.000 abstract 1
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
- C01F7/066—Treatment of the separated residue
-
- 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
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
-
- 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
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/46—Sulfates
-
- 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
- C01F7/68—Aluminium compounds containing sulfur
- C01F7/74—Sulfates
- C01F7/76—Double salts, i.e. compounds containing, besides aluminium and sulfate ions, only other cations, e.g. alums
-
- 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
- C01F7/68—Aluminium compounds containing sulfur
- C01F7/74—Sulfates
- C01F7/76—Double salts, i.e. compounds containing, besides aluminium and sulfate ions, only other cations, e.g. alums
- C01F7/762—Ammonium or alkali metal aluminium sulfates
- C01F7/765—Ammonium aluminium sulfates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/04—Oxides; Hydroxides
- C01G23/047—Titanium dioxide
- C01G23/053—Producing by wet processes, e.g. hydrolysing titanium salts
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/04—Oxides; Hydroxides
- C01G23/047—Titanium dioxide
- C01G23/053—Producing by wet processes, e.g. hydrolysing titanium salts
- C01G23/0532—Producing by wet processes, e.g. hydrolysing titanium salts by hydrolysing sulfate-containing salts
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/08—Ferroso-ferric oxide [Fe3O4]
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Compounds Of Iron (AREA)
Abstract
Μέθοδος ολικής ανάκτησης των οξειδίων των μετάλλων ευρισκόμενων στην ερυθρά ιλύ, η οποία περιέχει πολύτιμα οξείδια σε μεγάλες συγκεντρώσεις, όπως οξείδια του τιτανίου και αλουμινίου, καθώς και οξείδια του σιδήρου που μπορούν να χρησιμοποιηθούν ως πρώτη ύλη για την παραγωγή φερριτών. Η προτεινόμενη διεργασία αποδίδει υπερκαθαρά προϊόντα, ειδικότερα, διοξείδιο του πυριτίου και θειικό ασβέστιο (πρώτες ύλες στη βιομηχανία τσιμέντου), διοξείδιο του τιτανίου (7ΐγμέντα), στυπτηρίες (φαρμακευτικές χρήσεις) και μαγνητίτη (ηλεκτρικές -ηλεκτρονικές εφαρμογές). Το` τελικό προϊόν της διεργασίας είναι διάλυμα αποτελούμενο από αργιλικό νάτριο, κατάλληλο ώστε να ανακυκλωθεί στη μέθοδο Bayer Ολα τα χρησιμοποιούμενα αντιδραστήρια, δηλ. , υδροχλωρικό οξύ, θειικό οξύ, καυστικό νάτριο ή αμμωνία, ανακυκλώνονται πλήρως με απλή απόσταξη. Ανακυκλώσιμα είναι και πολύπλοκα αντιδραστήρια ή χηλικοί παράγοντες, ενώ τα ενδιάμεσα προϊόντα χρησιμοποιούνται σε μεταγενέστερα στάδια της διεργασίας. Οι ενεργειακές απαιτήσεις περιορίζονται, καθώς σε ορισμένα στάδια εκλύεται θερμότητα. Τέλος, με την ολοκλήρωση της διεργασίας δεν υφίστανται κατάλοιπα της ερυθράς ιλύος (πλήρης αξιοποίηση).
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GR20090100008A GR20090100008A (el) | 2009-01-12 | 2009-01-12 | Μεθοδος αποκτησης εκμεταλλευσιμων προϊοντων απο το στερεο αποβλητο της ερυθρας ιλυος |
PCT/GR2010/000003 WO2010079369A1 (en) | 2009-01-12 | 2010-01-12 | Valuable products obtained from red mud |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GR20090100008A GR20090100008A (el) | 2009-01-12 | 2009-01-12 | Μεθοδος αποκτησης εκμεταλλευσιμων προϊοντων απο το στερεο αποβλητο της ερυθρας ιλυος |
Publications (2)
Publication Number | Publication Date |
---|---|
GR1007098B GR1007098B (en) | 2010-07-12 |
GR20090100008A true GR20090100008A (el) | 2010-09-09 |
Family
ID=41323612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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GR20090100008A GR20090100008A (el) | 2009-01-12 | 2009-01-12 | Μεθοδος αποκτησης εκμεταλλευσιμων προϊοντων απο το στερεο αποβλητο της ερυθρας ιλυος |
Country Status (2)
Country | Link |
---|---|
GR (1) | GR20090100008A (el) |
WO (1) | WO2010079369A1 (el) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
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RU2471010C2 (ru) | 2007-05-21 | 2012-12-27 | Орбит Элюминэ Инк. | Способ извлечения алюминия и железа из глиноземистых руд |
EP2588633B1 (en) * | 2010-06-30 | 2021-03-03 | Keki Hormusji Gharda | Process for extracting metals from aluminoferrous titanoferrous ores and residues |
WO2012100004A1 (en) * | 2011-01-18 | 2012-07-26 | Mohsen Amiran | Methods for recovering magnetite bauxite residue |
EP2686458A4 (en) * | 2011-03-18 | 2015-04-15 | Orbite Aluminae Inc | METHODS FOR RECOVERING RARE EARTH ELEMENTS FROM ALUMINUM-CONTAINING MATERIALS |
CN103857810A (zh) | 2011-05-04 | 2014-06-11 | 奥贝特铝业有限公司 | 用于从各种矿石中回收稀土元素的方法 |
US9150428B2 (en) | 2011-06-03 | 2015-10-06 | Orbite Aluminae Inc. | Methods for separating iron ions from aluminum ions |
CN102432074A (zh) * | 2011-08-30 | 2012-05-02 | 刘明诗 | 一种拜耳法、拜耳烧结法氧化铝赤泥零污染、零残留处理方法 |
RU2014114938A (ru) | 2011-09-16 | 2015-10-27 | Орбит Элюминэ Инк. | Способы получения оксида алюминия и разнообразных других продуктов |
CN102491346A (zh) * | 2011-12-02 | 2012-06-13 | 太原理工大学 | 一种用氧化铝赤泥制备白炭黑的方法 |
RU2579843C2 (ru) * | 2012-01-10 | 2016-04-10 | Орбит Текнолоджис Инк. | Способы обработки красного шлама |
KR101840058B1 (ko) * | 2012-02-24 | 2018-03-20 | 에스케이이노베이션 주식회사 | 염산 및 인산을 이용하여 개질된 레드 머드를 제조하는 방법 |
CA2903512C (en) | 2012-03-29 | 2017-12-05 | Orbite Technologies Inc. | Processes for treating fly ashes |
MY175471A (en) | 2012-07-12 | 2020-06-29 | Orbite Tech Inc | Processes for preparing titanium oxide and various other products |
CN102757078B (zh) * | 2012-07-18 | 2014-03-05 | 潘爱芳 | 一种从拜耳法赤泥中分离有用组分的方法 |
CN102745733B (zh) * | 2012-07-18 | 2014-03-12 | 潘爱芳 | 一种从烧结法赤泥中分离有用组分的方法 |
JP2015535886A (ja) | 2012-09-26 | 2015-12-17 | オーバイト アルミナ インコーポレイテッドOrbite Aluminae Inc. | 種々の材料のHCl浸出によるアルミナおよび塩化マグネシウムを調製するためのプロセス |
AU2013344721A1 (en) | 2012-11-14 | 2015-07-02 | Orbite Aluminae Inc. | Methods for purifying aluminium ions |
BR112016008867B1 (pt) | 2013-10-21 | 2020-05-05 | Peloton Resources Pty Ltd | processo para a recuperação de metais valiosos |
CN103588235B (zh) * | 2013-11-18 | 2015-02-25 | 中国铝业股份有限公司 | 用赤泥炉渣生产聚合硫酸铝的方法 |
CN104973745A (zh) * | 2014-04-11 | 2015-10-14 | 河北建支铸造集团有限公司 | 冷镀锌后期处理液中红泥的无害化处理方法 |
CN104071995B (zh) * | 2014-07-18 | 2016-03-30 | 河南理工大学 | 一种赤泥在线综合处理方法 |
CN105067755A (zh) * | 2015-08-03 | 2015-11-18 | 上海电气电站设备有限公司 | 一种测定镍基高温合金中铁含量的方法 |
CN105776296B (zh) * | 2016-04-01 | 2017-06-23 | 辽宁石化职业技术学院 | 一种工业硫酸铝生产工艺改进方法 |
CN110156029A (zh) * | 2019-04-28 | 2019-08-23 | 于拴全 | 赤泥化学物理综合处理方法 |
CN110172538B (zh) * | 2019-06-27 | 2021-01-29 | 深圳前海中能再生资源有限公司 | 一种赤泥高效资源化利用***及工艺 |
CN111410212A (zh) * | 2020-03-09 | 2020-07-14 | 安徽海德化工科技有限公司 | 一种硫酸生产废水回收利用的方法 |
CN112011691A (zh) * | 2020-08-28 | 2020-12-01 | 何耀 | 一种赤泥高效资源化利用方法 |
CN112441614B (zh) * | 2020-11-06 | 2023-03-17 | 陕西省地质调查实验中心 | 一种从酸性溶液中分离回收二氧化钛的方法 |
CN112441815B (zh) * | 2020-12-04 | 2022-08-30 | 太原科技大学 | 一种利用赤泥与煤矸石制备微波吸收材料的方法及其应用 |
CN113912127B (zh) * | 2021-11-26 | 2023-09-08 | 中伟新材料股份有限公司 | 一种硫酸锰溶液除硅的方法 |
CN114368789B (zh) * | 2021-12-16 | 2022-07-05 | 北部湾大学 | 一种用赤泥和钛白废酸制备硫酸亚铁晶体的方法 |
CN114655972B (zh) * | 2022-04-27 | 2023-10-27 | 云南省生态环境科学研究院 | 拜耳法氧化铝溶液有机物高效脱除的方法 |
CN115465932A (zh) * | 2022-10-24 | 2022-12-13 | 中化学朗正环保科技有限公司 | 一种去除钙盐浓缩液中硫酸根离子的方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3295924A (en) * | 1961-10-24 | 1967-01-03 | Montedison Spa | Process for recovering iron, titanium and aluminum from the red slurries obtained in processing bauxite by the bayer process |
US4119698A (en) * | 1976-11-26 | 1978-10-10 | Kernforschungsanlage Julich, Gesellschaft Mit Beschrankter Haftung | Reclamation treatment of red mud |
GB2083450A (en) * | 1980-08-26 | 1982-03-24 | Tatabanyai Szenbanyak | Reducing Iron Content of Raw Materials |
JPH02111627A (ja) * | 1988-10-19 | 1990-04-24 | Mitsubishi Heavy Ind Ltd | 赤泥の処理方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3311449A (en) | 1962-02-12 | 1967-03-28 | Mitsubishi Shipbuilding & Eng | Process of recovering valuable components from red mud |
DE1592406B2 (de) | 1967-09-25 | 1978-12-14 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Titandioxydpigmenten mit hohem Weißgrad |
US3776717A (en) | 1970-12-04 | 1973-12-04 | Tatabanyai Szenbanyak | Method for processing of red mud |
DE3215727A1 (de) | 1982-04-28 | 1983-11-03 | Rheinische Braunkohlenwerke AG, 5000 Köln | Verfahren zum behandeln von rotschlamm |
RO91333B1 (ro) * | 1985-03-06 | 1987-03-31 | Institutul Politehnic | Procedeu de recuperare a principalelor componente din slamul rosu rezultat la fabricarea aluminei |
US5043077A (en) | 1989-12-11 | 1991-08-27 | Alcan International Limited | Treatment of bayer process red mud slurries |
AUPN808196A0 (en) | 1996-02-15 | 1996-03-07 | Queensland Alumina Limited | Red mud processing |
GB0313886D0 (en) * | 2003-06-16 | 2003-07-23 | Jha Animesh | Extraction route for Ti02 and alumina from bauxite and bauxitic residues,and titaniferrous deposits and wastes |
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2009
- 2009-01-12 GR GR20090100008A patent/GR20090100008A/el active IP Right Grant
-
2010
- 2010-01-12 WO PCT/GR2010/000003 patent/WO2010079369A1/en active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3295924A (en) * | 1961-10-24 | 1967-01-03 | Montedison Spa | Process for recovering iron, titanium and aluminum from the red slurries obtained in processing bauxite by the bayer process |
US4119698A (en) * | 1976-11-26 | 1978-10-10 | Kernforschungsanlage Julich, Gesellschaft Mit Beschrankter Haftung | Reclamation treatment of red mud |
GB2083450A (en) * | 1980-08-26 | 1982-03-24 | Tatabanyai Szenbanyak | Reducing Iron Content of Raw Materials |
JPH02111627A (ja) * | 1988-10-19 | 1990-04-24 | Mitsubishi Heavy Ind Ltd | 赤泥の処理方法 |
Non-Patent Citations (2)
Title |
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DATABASE WPI Week 199022, Derwent World Patents Index; AN 1990-169013, XP002557251 * |
THAKUR R S ET AL: "Utilization of red mud: Part II", JOURNAL OF SCIENTIFIC & INDUSTRIAL RESEARCH, XX, XX, vol. 42, 1 August 1983 (1983-08-01), pages 456 - 469, XP002097275 * |
Also Published As
Publication number | Publication date |
---|---|
WO2010079369A1 (en) | 2010-07-15 |
GR1007098B (en) | 2010-07-12 |
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