JPS61502054A - バイヤ−法の流れからの有機物の除去 - Google Patents
バイヤ−法の流れからの有機物の除去Info
- Publication number
- JPS61502054A JPS61502054A JP60502034A JP50203485A JPS61502054A JP S61502054 A JPS61502054 A JP S61502054A JP 60502034 A JP60502034 A JP 60502034A JP 50203485 A JP50203485 A JP 50203485A JP S61502054 A JPS61502054 A JP S61502054A
- Authority
- JP
- Japan
- Prior art keywords
- liquid
- solution
- manganese dioxide
- oxalate
- bayer
- Prior art date
- 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.)
- Pending
Links
- 238000004131 Bayer process Methods 0.000 title claims description 10
- 239000005416 organic matter Substances 0.000 title description 9
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims description 127
- 238000000034 method Methods 0.000 claims description 63
- 239000007788 liquid Substances 0.000 claims description 60
- 239000000126 substance Substances 0.000 claims description 53
- 230000003647 oxidation Effects 0.000 claims description 47
- 238000007254 oxidation reaction Methods 0.000 claims description 47
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 38
- 238000005406 washing Methods 0.000 claims description 28
- 238000010411 cooking Methods 0.000 claims description 27
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 24
- 229910001570 bauxite Inorganic materials 0.000 claims description 17
- 150000003891 oxalate salts Chemical class 0.000 claims description 10
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 claims description 9
- -1 oxalate ions Chemical class 0.000 claims description 9
- 229910001388 sodium aluminate Inorganic materials 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 6
- 229910001437 manganese ion Inorganic materials 0.000 claims description 2
- 235000005078 Chaenomeles speciosa Nutrition 0.000 claims 1
- 240000000425 Chaenomeles speciosa Species 0.000 claims 1
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 66
- 229940039748 oxalate Drugs 0.000 description 54
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 30
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 20
- 238000002474 experimental method Methods 0.000 description 19
- 229910052799 carbon Inorganic materials 0.000 description 18
- 239000012530 fluid Substances 0.000 description 17
- ZNCPFRVNHGOPAG-UHFFFAOYSA-L sodium oxalate Chemical compound [Na+].[Na+].[O-]C(=O)C([O-])=O ZNCPFRVNHGOPAG-UHFFFAOYSA-L 0.000 description 16
- 229940039790 sodium oxalate Drugs 0.000 description 16
- 239000002245 particle Substances 0.000 description 15
- 239000000706 filtrate Substances 0.000 description 13
- 238000001556 precipitation Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 11
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 10
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 239000011572 manganese Substances 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 239000002244 precipitate Substances 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 7
- 229910052748 manganese Inorganic materials 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 239000003513 alkali Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 239000013078 crystal Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 4
- 239000000920 calcium hydroxide Substances 0.000 description 4
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 239000010419 fine particle Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000011368 organic material Substances 0.000 description 4
- 235000006408 oxalic acid Nutrition 0.000 description 4
- 230000001376 precipitating effect Effects 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 239000011378 shotcrete Substances 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- 229910000029 sodium carbonate Inorganic materials 0.000 description 4
- 235000017550 sodium carbonate Nutrition 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 238000001354 calcination Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 230000029087 digestion Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 150000002681 magnesium compounds Chemical class 0.000 description 3
- AMWRITDGCCNYAT-UHFFFAOYSA-L manganese oxide Inorganic materials [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 239000007800 oxidant agent Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 229910052788 barium Inorganic materials 0.000 description 2
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 2
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 201000011510 cancer Diseases 0.000 description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000011362 coarse particle Substances 0.000 description 2
- 229910052593 corundum Inorganic materials 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000002845 discoloration Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000006193 liquid solution Substances 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000006911 nucleation Effects 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 150000004684 trihydrates Chemical class 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910001845 yogo sapphire Inorganic materials 0.000 description 2
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 description 1
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- 241000257465 Echinoidea Species 0.000 description 1
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 1
- 241000963037 Moneta Species 0.000 description 1
- MXRIRQGCELJRSN-UHFFFAOYSA-N O.O.O.[Al] Chemical compound O.O.O.[Al] MXRIRQGCELJRSN-UHFFFAOYSA-N 0.000 description 1
- 229910052776 Thorium Inorganic materials 0.000 description 1
- 241000079902 Tralia Species 0.000 description 1
- PFUQSACCWFVIBW-UHFFFAOYSA-N [C].C1=CC=CC=C1 Chemical compound [C].C1=CC=CC=C1 PFUQSACCWFVIBW-UHFFFAOYSA-N 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- GXUARMXARIJAFV-UHFFFAOYSA-L barium oxalate Chemical compound [Ba+2].[O-]C(=O)C([O-])=O GXUARMXARIJAFV-UHFFFAOYSA-L 0.000 description 1
- 229940094800 barium oxalate Drugs 0.000 description 1
- 159000000009 barium salts Chemical class 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- QXDMQSPYEZFLGF-UHFFFAOYSA-L calcium oxalate Chemical compound [Ca+2].[O-]C(=O)C([O-])=O QXDMQSPYEZFLGF-UHFFFAOYSA-L 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- VDNBDUGCNUZGGR-UHFFFAOYSA-J cerium(4+);tetraperchlorate Chemical compound [Ce+4].[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O VDNBDUGCNUZGGR-UHFFFAOYSA-J 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910001431 copper ion Inorganic materials 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 150000004675 formic acid derivatives Chemical class 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004021 humic acid Substances 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 150000001261 hydroxy acids Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000000415 inactivating effect Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 229910052928 kieserite Inorganic materials 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 150000002697 manganese compounds Chemical class 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 150000007965 phenolic acids Chemical class 0.000 description 1
- 235000009048 phenolic acids Nutrition 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 238000005185 salting out Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000003352 sequestering agent Substances 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- PFUVRDFDKPNGAV-UHFFFAOYSA-N sodium peroxide Chemical compound [Na+].[Na+].[O-][O-] PFUVRDFDKPNGAV-UHFFFAOYSA-N 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000013519 translation Methods 0.000 description 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
- C01F7/46—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
- C01F7/473—Removal of organic compounds, e.g. sodium oxalate
- C01F7/476—Removal of organic compounds, e.g. sodium oxalate by oxidation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Removal Of Specific Substances (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AUPG481784 | 1984-05-03 | ||
| AU4817/84 | 1984-05-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61502054A true JPS61502054A (ja) | 1986-09-18 |
Family
ID=3770602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60502034A Pending JPS61502054A (ja) | 1984-05-03 | 1985-05-01 | バイヤ−法の流れからの有機物の除去 |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4836990A (en]) |
| EP (1) | EP0180604B1 (en]) |
| JP (1) | JPS61502054A (en]) |
| AU (1) | AU585510B2 (en]) |
| BR (1) | BR8506715A (en]) |
| CA (1) | CA1270621A (en]) |
| DE (1) | DE3586413D1 (en]) |
| ES (1) | ES542742A0 (en]) |
| GR (1) | GR851064B (en]) |
| IE (1) | IE851086L (en]) |
| IN (1) | IN169232B (en]) |
| NO (1) | NO855359L (en]) |
| OA (1) | OA08151A (en]) |
| WO (1) | WO1985005095A1 (en]) |
| YU (1) | YU45255B (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007523815A (ja) * | 2003-06-30 | 2007-08-23 | ナルコ カンパニー | バイヤー法によって製造される低有機炭素量の水酸化アルミニウム |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5385586A (en) * | 1993-03-24 | 1995-01-31 | Nalco Chemical Company | Liquor oxalate stabilizers |
| JP3839932B2 (ja) * | 1996-09-26 | 2006-11-01 | キヤノン株式会社 | プロセスカートリッジ及び電子写真画像形成装置及び電子写真感光体ドラム及びカップリング |
| FR2736908B1 (fr) * | 1995-07-20 | 1997-08-29 | Pechiney Aluminium | Procede d'epuration des solutions d'aluminate de sodium contenant de l'oxalate de sodium |
| AUPP536598A0 (en) * | 1998-08-20 | 1998-09-10 | Worsley Alumina Pty Ltd | Organic impurity removal process for bayer liquors |
| EP1440938A1 (en) * | 2003-01-14 | 2004-07-28 | Ozonia AG | Process to remove organic impurities from Bayer process liquor using ozone |
| WO2010105305A1 (en) * | 2009-03-20 | 2010-09-23 | Very Small Particle Company Pty Ltd | Removing organic impurities from bayer process liquors |
| US9718697B2 (en) * | 2014-12-09 | 2017-08-01 | iGen Technologies LLC | Systems and methods for sustainable regeneration of caustic solutions |
| WO2022174005A1 (en) | 2021-02-12 | 2022-08-18 | Ecolab Usa Inc. | Purification of bauxite ores using boronic acid-functional compounds |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB266225A (en) * | 1925-08-25 | 1927-02-25 | Friedrich Kleinmann | A process for the treatment and digestion of natural aluminium hydroxides |
| GB1043230A (en) * | 1964-03-12 | 1966-09-21 | Giulini Gmbh Geb | Purification of sodium aluminate solutions |
| GB1070659A (en) * | 1964-06-22 | 1967-06-01 | Alusuisse | Process for the purification of solutions containing soluble aluminates |
| FR1489775A (fr) * | 1966-06-01 | 1967-07-28 | Pechiney Prod Chimiques Sa | Procédé d'épuration des liqueurs d'aluminate de sodium |
| SU481543A1 (ru) * | 1973-03-14 | 1975-08-25 | Уральский ордена Трудового Красного Знамени политехнический институт им.С.М.Кирова | Способ очистки алюминатных растворов |
| HU169643B (en]) * | 1974-12-24 | 1977-02-28 | ||
| FR2317226A1 (fr) * | 1975-07-07 | 1977-02-04 | Alcan Res & Dev | Perfectionnements a la production d'alumine |
-
1985
- 1985-04-29 IE IE851086A patent/IE851086L/xx unknown
- 1985-04-30 IN IN371/DEL/85A patent/IN169232B/en unknown
- 1985-04-30 ES ES542742A patent/ES542742A0/es active Granted
- 1985-04-30 YU YU731/85A patent/YU45255B/xx unknown
- 1985-05-01 WO PCT/AU1985/000098 patent/WO1985005095A1/en active IP Right Grant
- 1985-05-01 JP JP60502034A patent/JPS61502054A/ja active Pending
- 1985-05-01 AU AU42972/85A patent/AU585510B2/en not_active Ceased
- 1985-05-01 EP EP85901938A patent/EP0180604B1/en not_active Expired - Lifetime
- 1985-05-01 DE DE8585901938T patent/DE3586413D1/de not_active Expired - Lifetime
- 1985-05-01 BR BR8506715A patent/BR8506715A/pt unknown
- 1985-05-02 GR GR851064A patent/GR851064B/el unknown
- 1985-05-02 CA CA000480569A patent/CA1270621A/en not_active Expired - Lifetime
- 1985-12-23 OA OA58752A patent/OA08151A/xx unknown
- 1985-12-30 NO NO855359A patent/NO855359L/no unknown
-
1987
- 1987-08-13 US US07/088,493 patent/US4836990A/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007523815A (ja) * | 2003-06-30 | 2007-08-23 | ナルコ カンパニー | バイヤー法によって製造される低有機炭素量の水酸化アルミニウム |
Also Published As
| Publication number | Publication date |
|---|---|
| ES8603349A1 (es) | 1985-12-16 |
| EP0180604A4 (en) | 1988-03-30 |
| EP0180604A1 (en) | 1986-05-14 |
| CA1270621A (en) | 1990-06-26 |
| NO855359L (no) | 1986-03-03 |
| YU73185A (en) | 1988-02-29 |
| EP0180604B1 (en) | 1992-07-29 |
| ES542742A0 (es) | 1985-12-16 |
| WO1985005095A1 (en) | 1985-11-21 |
| YU45255B (en) | 1992-05-28 |
| GR851064B (en]) | 1985-11-25 |
| IN169232B (en]) | 1991-09-14 |
| OA08151A (en) | 1987-03-31 |
| AU585510B2 (en) | 1989-06-22 |
| US4836990A (en) | 1989-06-06 |
| BR8506715A (pt) | 1986-09-23 |
| DE3586413D1 (de) | 1992-09-03 |
| AU4297285A (en) | 1985-11-28 |
| IE851086L (en) | 1985-11-03 |
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