UA74543C2 - A process for purifying bayer process streams of iron - Google Patents
A process for purifying bayer process streams of iron Download PDFInfo
- Publication number
- UA74543C2 UA74543C2 UA2001107225A UA2001107225A UA74543C2 UA 74543 C2 UA74543 C2 UA 74543C2 UA 2001107225 A UA2001107225 A UA 2001107225A UA 2001107225 A UA2001107225 A UA 2001107225A UA 74543 C2 UA74543 C2 UA 74543C2
- Authority
- UA
- Ukraine
- Prior art keywords
- polymer
- specified
- iron
- amidoxime
- bayer process
- Prior art date
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 189
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 93
- 238000004131 Bayer process Methods 0.000 title claims abstract description 79
- 238000000034 method Methods 0.000 title claims abstract description 59
- 230000008569 process Effects 0.000 title claims abstract description 27
- 229920000642 polymer Polymers 0.000 claims abstract description 145
- SFZULDYEOVSIKM-UHFFFAOYSA-N chembl321317 Chemical compound C1=CC(C(=N)NO)=CC=C1C1=CC=C(C=2C=CC(=CC=2)C(=N)NO)O1 SFZULDYEOVSIKM-UHFFFAOYSA-N 0.000 claims abstract description 63
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 claims abstract description 34
- 229910001388 sodium aluminate Inorganic materials 0.000 claims abstract description 34
- 239000000243 solution Substances 0.000 claims description 48
- 238000001914 filtration Methods 0.000 claims description 24
- 239000002245 particle Substances 0.000 claims description 23
- 238000002156 mixing Methods 0.000 claims description 21
- 238000000926 separation method Methods 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 14
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical group C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 12
- 239000010802 sludge Substances 0.000 claims description 9
- 239000006185 dispersion Substances 0.000 claims description 7
- 229920002554 vinyl polymer Polymers 0.000 claims description 6
- HOOWDPSAHIOHCC-UHFFFAOYSA-N dialuminum tricalcium oxygen(2-) Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[Al+3].[Al+3].[Ca++].[Ca++].[Ca++] HOOWDPSAHIOHCC-UHFFFAOYSA-N 0.000 claims description 3
- 150000004676 glycans Chemical class 0.000 claims description 3
- 229920001282 polysaccharide Polymers 0.000 claims description 3
- 239000005017 polysaccharide Substances 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 2
- FJYACARVIOXIAK-UHFFFAOYSA-N n'-hydroxyprop-2-enimidamide Chemical group C=CC(N)=NO FJYACARVIOXIAK-UHFFFAOYSA-N 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims 2
- 239000000725 suspension Substances 0.000 description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 18
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical compound ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 description 16
- 239000002243 precursor Substances 0.000 description 13
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 11
- 229910000378 hydroxylammonium sulfate Inorganic materials 0.000 description 9
- ZNBNBTIDJSKEAM-UHFFFAOYSA-N 4-[7-hydroxy-2-[5-[5-[6-hydroxy-6-(hydroxymethyl)-3,5-dimethyloxan-2-yl]-3-methyloxolan-2-yl]-5-methyloxolan-2-yl]-2,8-dimethyl-1,10-dioxaspiro[4.5]decan-9-yl]-2-methyl-3-propanoyloxypentanoic acid Chemical compound C1C(O)C(C)C(C(C)C(OC(=O)CC)C(C)C(O)=O)OC11OC(C)(C2OC(C)(CC2)C2C(CC(O2)C2C(CC(C)C(O)(CO)O2)C)C)CC1 ZNBNBTIDJSKEAM-UHFFFAOYSA-N 0.000 description 8
- 125000002560 nitrile group Chemical group 0.000 description 8
- 230000003993 interaction Effects 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000011148 porous material Substances 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 229920002401 polyacrylamide Polymers 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 238000005481 NMR spectroscopy Methods 0.000 description 4
- WMWXXXSCZVGQAR-UHFFFAOYSA-N dialuminum;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3] WMWXXXSCZVGQAR-UHFFFAOYSA-N 0.000 description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 4
- 229920002239 polyacrylonitrile Polymers 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 239000003513 alkali Substances 0.000 description 3
- -1 alkali metal aluminate Chemical class 0.000 description 3
- 125000000129 anionic group Chemical group 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000012467 final product Substances 0.000 description 3
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 3
- 235000019345 sodium thiosulphate Nutrition 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- WTDHULULXKLSOZ-UHFFFAOYSA-N Hydroxylamine hydrochloride Chemical compound Cl.ON WTDHULULXKLSOZ-UHFFFAOYSA-N 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 229910001570 bauxite Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 125000002091 cationic group Chemical group 0.000 description 2
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 125000004985 dialkyl amino alkyl group Chemical class 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229960004887 ferric hydroxide Drugs 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 2
- 150000002825 nitriles Chemical class 0.000 description 2
- 239000012429 reaction media Substances 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 150000004684 trihydrates Chemical class 0.000 description 2
- 229920000536 2-Acrylamido-2-methylpropane sulfonic acid Polymers 0.000 description 1
- XHZPRMZZQOIPDS-UHFFFAOYSA-N 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(C)(C)NC(=O)C=C XHZPRMZZQOIPDS-UHFFFAOYSA-N 0.000 description 1
- AGBXYHCHUYARJY-UHFFFAOYSA-N 2-phenylethenesulfonic acid Chemical compound OS(=O)(=O)C=CC1=CC=CC=C1 AGBXYHCHUYARJY-UHFFFAOYSA-N 0.000 description 1
- ZAWQXWZJKKICSZ-UHFFFAOYSA-N 3,3-dimethyl-2-methylidenebutanamide Chemical compound CC(C)(C)C(=C)C(N)=O ZAWQXWZJKKICSZ-UHFFFAOYSA-N 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- NJSSICCENMLTKO-HRCBOCMUSA-N [(1r,2s,4r,5r)-3-hydroxy-4-(4-methylphenyl)sulfonyloxy-6,8-dioxabicyclo[3.2.1]octan-2-yl] 4-methylbenzenesulfonate Chemical compound C1=CC(C)=CC=C1S(=O)(=O)O[C@H]1C(O)[C@@H](OS(=O)(=O)C=2C=CC(C)=CC=2)[C@@H]2OC[C@H]1O2 NJSSICCENMLTKO-HRCBOCMUSA-N 0.000 description 1
- MZVQCMJNVPIDEA-UHFFFAOYSA-N [CH2]CN(CC)CC Chemical group [CH2]CN(CC)CC MZVQCMJNVPIDEA-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000012986 chain transfer agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004737 colorimetric analysis Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- VAYGXNSJCAHWJZ-UHFFFAOYSA-N dimethyl sulfate Chemical compound COS(=O)(=O)OC VAYGXNSJCAHWJZ-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 238000000921 elemental analysis Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 229920000578 graft copolymer Polymers 0.000 description 1
- 238000010559 graft polymerization reaction Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 150000002506 iron compounds Chemical class 0.000 description 1
- 235000014413 iron hydroxide Nutrition 0.000 description 1
- IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 description 1
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 description 1
- 229940050176 methyl chloride Drugs 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 150000004682 monohydrates Chemical group 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 238000001542 size-exclusion chromatography Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- SETMGIIITGNLAS-UHFFFAOYSA-N spizofurone Chemical compound O=C1C2=CC(C(=O)C)=CC=C2OC21CC2 SETMGIIITGNLAS-UHFFFAOYSA-N 0.000 description 1
- 229950001870 spizofurone Drugs 0.000 description 1
- 229920006163 vinyl copolymer Polymers 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Compounds Of Iron (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/276,357 US6077486A (en) | 1999-03-25 | 1999-03-25 | Process for purifying alumina by mixing a Bayer process stream containing sodium aluminate with amidoxime polymer to reduce the level of iron |
| PCT/US2000/005042 WO2000058216A1 (en) | 1999-03-25 | 2000-02-25 | Process for purifying bayer process streams |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| UA74543C2 true UA74543C2 (en) | 2006-01-16 |
Family
ID=23056328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| UA2001107225A UA74543C2 (en) | 1999-03-25 | 2000-02-25 | A process for purifying bayer process streams of iron |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US6077486A (ru) |
| EP (1) | EP1171386B1 (ru) |
| CN (1) | CN1191992C (ru) |
| AT (1) | ATE293087T1 (ru) |
| AU (1) | AU767905B2 (ru) |
| BR (1) | BR0009301B1 (ru) |
| CA (1) | CA2366450C (ru) |
| DE (1) | DE60019407D1 (ru) |
| ES (1) | ES2241586T3 (ru) |
| OA (1) | OA11851A (ru) |
| RU (1) | RU2239600C2 (ru) |
| UA (1) | UA74543C2 (ru) |
| WO (1) | WO2000058216A1 (ru) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPQ889100A0 (en) * | 2000-07-20 | 2000-08-10 | Worsley Alumina Pty Ltd | Improved process for filter aid production in alumina refineries |
| AU2001272227B2 (en) * | 2000-07-20 | 2004-03-04 | South32 Worsley Alumina Pty Ltd | Improved process for filter aid production in alumina refineries |
| CA2347552C (en) * | 2001-05-14 | 2005-04-19 | Process Research Management Inc. | Recovery of zinc from galvanized coatings |
| FR2875495B1 (fr) * | 2004-09-21 | 2006-10-27 | Aluminium Pechiney Soc Par Act | Perfectionnement au procede bayer de fabrication de trihydrate d'alumine, ledit perfectionnement portant sur la separation de la liqueur d'aluminate et des residus insolubles |
| AU2008253545B2 (en) * | 2007-05-21 | 2012-04-12 | Orbite Aluminae Inc. | Processes for extracting aluminum and iron from aluminous ores |
| EP2686458A4 (en) | 2011-03-18 | 2015-04-15 | Orbite Aluminae Inc | METHODS FOR RECOVERING RARE EARTH ELEMENTS FROM ALUMINUM-CONTAINING MATERIALS |
| EP3141621A1 (en) | 2011-05-04 | 2017-03-15 | Orbite Aluminae Inc. | Processes for recovering rare earth elements from various ores |
| RU2013157943A (ru) | 2011-06-03 | 2015-07-20 | Орбит Элюминэ Инк. | Способ получения гематита |
| CA2848751C (en) | 2011-09-16 | 2020-04-21 | Orbite Aluminae Inc. | Processes for preparing alumina and various other products |
| BR112014016732A8 (pt) | 2012-01-10 | 2017-07-04 | Orbite Aluminae Inc | processos para tratar lama vermelha |
| WO2013142957A1 (en) | 2012-03-29 | 2013-10-03 | Orbite Aluminae 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 |
| 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 |
| CN105189357A (zh) | 2012-11-14 | 2015-12-23 | 奥佰特氧化铝有限公司 | 纯化铝离子的方法 |
| CN108978187A (zh) * | 2018-07-13 | 2018-12-11 | 中国科学院上海应用物理研究所 | 一种在低耐热性材料表面原位生长Fe3O4纳米线阵列的方法 |
| CN113735151B (zh) * | 2021-09-24 | 2023-06-23 | 中铝郑州有色金属研究院有限公司 | 一种低铁勃姆石及其制备方法和应用 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3088799A (en) * | 1959-05-25 | 1963-05-07 | Nopco Chem Co | Metal extraction process |
| US3088798A (en) * | 1959-05-25 | 1963-05-07 | Nopco Chem Co | Extraction of a metal from solutions containing same |
| FR1498542A (fr) * | 1966-08-18 | 1967-10-20 | Electro Chimie Soc D | Perfectionnements à l'épuration des solutions d'aluminate de sodium |
| US3607140A (en) * | 1968-11-19 | 1971-09-21 | Aluminum Co Of America | Preparation of alumina of improved purity by iron removal |
| US3729542A (en) * | 1971-08-27 | 1973-04-24 | Aluminum Co Of America | Purification of sodium aluminate liquor |
| US3796789A (en) * | 1972-04-07 | 1974-03-12 | Aluminum Co Of America | Removal of iron from sodium aluminate liquor |
| AU560201B2 (en) * | 1981-09-17 | 1987-04-02 | Sumitomo Chemical Company, Limited | Gallium recovery |
| GB8519107D0 (en) * | 1985-07-29 | 1985-09-04 | Allied Colloids Ltd | Flocculation process |
| JPH0617227B2 (ja) * | 1986-07-25 | 1994-03-09 | 宇部興産株式会社 | ガリウムの選択的分離回収法 |
| US4713222A (en) * | 1986-07-28 | 1987-12-15 | Nalco Chemical Company | Iron removal from bayer process liquor |
| US4717550A (en) * | 1986-10-09 | 1988-01-05 | American Cyanamid Company | Process for purifying alumina |
| JPH0661465B2 (ja) * | 1986-12-27 | 1994-08-17 | 住友化学工業株式会社 | 金属捕集剤の製造方法 |
| US4767540A (en) * | 1987-02-11 | 1988-08-30 | American Cyanamid Company | Polymers containing hydroxamic acid groups for reduction of suspended solids in bayer process streams |
| WO1991018026A2 (de) * | 1990-05-18 | 1991-11-28 | Institut Für Polymerenchemie 'erich Correns' | Neue acrylamidoxim-acrylhydroxamsäure-copolymere, verfahren zu ihrer herstellung und ihre verwendung |
-
1999
- 1999-03-25 US US09/276,357 patent/US6077486A/en not_active Expired - Lifetime
-
2000
- 2000-02-25 UA UA2001107225A patent/UA74543C2/uk unknown
- 2000-02-25 CA CA002366450A patent/CA2366450C/en not_active Expired - Fee Related
- 2000-02-25 DE DE60019407T patent/DE60019407D1/de not_active Expired - Lifetime
- 2000-02-25 AT AT00913642T patent/ATE293087T1/de not_active IP Right Cessation
- 2000-02-25 AU AU35049/00A patent/AU767905B2/en not_active Expired
- 2000-02-25 EP EP00913642A patent/EP1171386B1/en not_active Expired - Lifetime
- 2000-02-25 RU RU2001128740/15A patent/RU2239600C2/ru not_active IP Right Cessation
- 2000-02-25 ES ES00913642T patent/ES2241586T3/es not_active Expired - Lifetime
- 2000-02-25 BR BRPI0009301-7A patent/BR0009301B1/pt not_active IP Right Cessation
- 2000-02-25 OA OA1200100239A patent/OA11851A/en unknown
- 2000-02-25 WO PCT/US2000/005042 patent/WO2000058216A1/en active IP Right Grant
- 2000-02-25 CN CNB008054770A patent/CN1191992C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| WO2000058216A1 (en) | 2000-10-05 |
| ATE293087T1 (de) | 2005-04-15 |
| AU767905B2 (en) | 2003-11-27 |
| CA2366450C (en) | 2007-12-04 |
| ES2241586T3 (es) | 2005-11-01 |
| CA2366450A1 (en) | 2000-10-05 |
| US6077486A (en) | 2000-06-20 |
| AU3504900A (en) | 2000-10-16 |
| BR0009301A (pt) | 2001-12-18 |
| DE60019407D1 (de) | 2005-05-19 |
| CN1345292A (zh) | 2002-04-17 |
| EP1171386B1 (en) | 2005-04-13 |
| EP1171386A1 (en) | 2002-01-16 |
| OA11851A (en) | 2006-03-01 |
| RU2239600C2 (ru) | 2004-11-10 |
| BR0009301B1 (pt) | 2009-01-13 |
| CN1191992C (zh) | 2005-03-09 |
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