ZA200103123B - Lanthanide halide water treatment compositions and methods. - Google Patents
Lanthanide halide water treatment compositions and methods. Download PDFInfo
- Publication number
- ZA200103123B ZA200103123B ZA200103123A ZA200103123A ZA200103123B ZA 200103123 B ZA200103123 B ZA 200103123B ZA 200103123 A ZA200103123 A ZA 200103123A ZA 200103123 A ZA200103123 A ZA 200103123A ZA 200103123 B ZA200103123 B ZA 200103123B
- Authority
- ZA
- South Africa
- Prior art keywords
- composition
- water
- chloride
- lanthanide
- lanthanum
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 95
- 239000000203 mixture Substances 0.000 title claims description 82
- -1 Lanthanide halide Chemical class 0.000 title claims description 40
- 238000000034 method Methods 0.000 title claims description 34
- 229910052747 lanthanoid Inorganic materials 0.000 title claims description 32
- 238000011282 treatment Methods 0.000 title claims description 17
- 229910019142 PO4 Inorganic materials 0.000 claims description 41
- 235000021317 phosphate Nutrition 0.000 claims description 38
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 21
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims description 14
- 229920006158 high molecular weight polymer Polymers 0.000 claims description 13
- 239000011230 binding agent Substances 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 12
- 239000005909 Kieselgur Substances 0.000 claims description 9
- ICAKDTKJOYSXGC-UHFFFAOYSA-K lanthanum(iii) chloride Chemical group Cl[La](Cl)Cl ICAKDTKJOYSXGC-UHFFFAOYSA-K 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 7
- 239000002002 slurry Substances 0.000 claims description 7
- 229910052746 lanthanum Inorganic materials 0.000 claims description 5
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical class [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- LQFNMFDUAPEJRY-UHFFFAOYSA-K lanthanum(3+);phosphate Chemical class [La+3].[O-]P([O-])([O-])=O LQFNMFDUAPEJRY-UHFFFAOYSA-K 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 239000002244 precipitate Substances 0.000 claims description 4
- 229910052684 Cerium Inorganic materials 0.000 claims description 3
- 229910052779 Neodymium Inorganic materials 0.000 claims description 3
- 229910052777 Praseodymium Chemical class 0.000 claims description 3
- 150000003841 chloride salts Chemical class 0.000 claims description 3
- 229910021644 lanthanide ion Inorganic materials 0.000 claims description 3
- ATINCSYRHURBSP-UHFFFAOYSA-K neodymium(iii) chloride Chemical compound Cl[Nd](Cl)Cl ATINCSYRHURBSP-UHFFFAOYSA-K 0.000 claims description 3
- 239000008188 pellet Substances 0.000 claims description 3
- LHBNLZDGIPPZLL-UHFFFAOYSA-K praseodymium(iii) chloride Chemical compound Cl[Pr](Cl)Cl LHBNLZDGIPPZLL-UHFFFAOYSA-K 0.000 claims description 3
- 239000010457 zeolite Substances 0.000 claims description 3
- 229920001661 Chitosan Polymers 0.000 claims description 2
- 229920002125 Sokalan® Polymers 0.000 claims description 2
- 229910021536 Zeolite Inorganic materials 0.000 claims description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- VYLVYHXQOHJDJL-UHFFFAOYSA-K cerium trichloride Chemical compound Cl[Ce](Cl)Cl VYLVYHXQOHJDJL-UHFFFAOYSA-K 0.000 claims description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 2
- 150000002602 lanthanoids Chemical group 0.000 claims description 2
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical class [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 claims description 2
- 229920002401 polyacrylamide Polymers 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical class [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 claims description 2
- 150000004760 silicates Chemical class 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 claims 1
- ZMIGMASIKSOYAM-UHFFFAOYSA-N cerium Chemical class [Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce] ZMIGMASIKSOYAM-UHFFFAOYSA-N 0.000 claims 1
- 239000006072 paste Substances 0.000 claims 1
- 229920002451 polyvinyl alcohol Polymers 0.000 claims 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 29
- 239000010452 phosphate Substances 0.000 description 25
- 241000195493 Cryptophyta Species 0.000 description 16
- 244000005700 microbiome Species 0.000 description 10
- 239000000243 solution Substances 0.000 description 10
- 239000000047 product Substances 0.000 description 9
- 230000012010 growth Effects 0.000 description 7
- 235000015097 nutrients Nutrition 0.000 description 7
- 229910052698 phosphorus Inorganic materials 0.000 description 6
- 230000005791 algae growth Effects 0.000 description 5
- 239000003139 biocide Substances 0.000 description 5
- 238000011161 development Methods 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910017569 La2(CO3)3 Inorganic materials 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 4
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- NZPIUJUFIFZSPW-UHFFFAOYSA-H lanthanum carbonate Chemical compound [La+3].[La+3].[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O NZPIUJUFIFZSPW-UHFFFAOYSA-H 0.000 description 4
- 229960001633 lanthanum carbonate Drugs 0.000 description 4
- CZMAIROVPAYCMU-UHFFFAOYSA-N lanthanum(3+) Chemical compound [La+3] CZMAIROVPAYCMU-UHFFFAOYSA-N 0.000 description 4
- 239000011574 phosphorus Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- QDHHCQZDFGDHMP-UHFFFAOYSA-N Chloramine Chemical class ClN QDHHCQZDFGDHMP-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 229920000388 Polyphosphate Polymers 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 2
- 238000005660 chlorination reaction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000001205 polyphosphate Substances 0.000 description 2
- 235000011176 polyphosphates Nutrition 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 230000009182 swimming Effects 0.000 description 2
- 239000003053 toxin Substances 0.000 description 2
- 231100000765 toxin Toxicity 0.000 description 2
- 108700012359 toxins Proteins 0.000 description 2
- UZGKAASZIMOAMU-UHFFFAOYSA-N 124177-85-1 Chemical class NP(=O)=O UZGKAASZIMOAMU-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 241000192700 Cyanobacteria Species 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- JYIBXUUINYLWLR-UHFFFAOYSA-N aluminum;calcium;potassium;silicon;sodium;trihydrate Chemical compound O.O.O.[Na].[Al].[Si].[K].[Ca] JYIBXUUINYLWLR-UHFFFAOYSA-N 0.000 description 1
- 239000010828 animal waste Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000010796 biological waste Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 229910001603 clinoptilolite Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000008139 complexing agent Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- AZSFNUJOCKMOGB-UHFFFAOYSA-K cyclotriphosphate(3-) Chemical compound [O-]P1(=O)OP([O-])(=O)OP([O-])(=O)O1 AZSFNUJOCKMOGB-UHFFFAOYSA-K 0.000 description 1
- 210000000805 cytoplasm Anatomy 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- XPPKVPWEQAFLFU-UHFFFAOYSA-J diphosphate(4-) Chemical compound [O-]P([O-])(=O)OP([O-])([O-])=O XPPKVPWEQAFLFU-UHFFFAOYSA-J 0.000 description 1
- 235000011180 diphosphates Nutrition 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 230000002063 effect on algae Effects 0.000 description 1
- 230000002289 effect on microbe Effects 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910052588 hydroxylapatite Inorganic materials 0.000 description 1
- 239000002198 insoluble material Substances 0.000 description 1
- 229910000311 lanthanide oxide Inorganic materials 0.000 description 1
- 150000002603 lanthanum Chemical class 0.000 description 1
- FYDKNKUEBJQCCN-UHFFFAOYSA-N lanthanum(3+);trinitrate Chemical compound [La+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O FYDKNKUEBJQCCN-UHFFFAOYSA-N 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 239000002773 nucleotide Substances 0.000 description 1
- 125000003729 nucleotide group Chemical group 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- XYJRXVWERLGGKC-UHFFFAOYSA-D pentacalcium;hydroxide;triphosphate Chemical compound [OH-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XYJRXVWERLGGKC-UHFFFAOYSA-D 0.000 description 1
- 150000003904 phospholipids Chemical class 0.000 description 1
- 150000003018 phosphorus compounds Chemical class 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 235000019832 sodium triphosphate Nutrition 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000008247 solid mixture Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- UNXRWKVEANCORM-UHFFFAOYSA-I triphosphate(5-) Chemical compound [O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O UNXRWKVEANCORM-UHFFFAOYSA-I 0.000 description 1
- 230000004222 uncontrolled growth Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/178,220 US6312604B1 (en) | 1998-10-23 | 1998-10-23 | Lanthanide halide water treatment compositions and methods |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200103123B true ZA200103123B (en) | 2002-07-17 |
Family
ID=22651700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200103123A ZA200103123B (en) | 1998-10-23 | 2001-04-17 | Lanthanide halide water treatment compositions and methods. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6312604B1 (es) |
| EP (1) | EP1124761B1 (es) |
| AU (1) | AU765275B2 (es) |
| CA (1) | CA2346922A1 (es) |
| DE (1) | DE69916875T2 (es) |
| ES (1) | ES2220120T3 (es) |
| WO (1) | WO2000024680A1 (es) |
| ZA (1) | ZA200103123B (es) |
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| AU2002300062B8 (en) | 2001-07-16 | 2010-04-15 | Dudley Mills Pty Ltd | Removal of Phosphate from Water |
| JP2003155467A (ja) * | 2001-11-26 | 2003-05-30 | Fujino Kinzoku Kk | イオン発生体およびその製造方法 |
| AUPS057002A0 (en) * | 2002-02-18 | 2002-03-07 | Dudley Mills Pty Ltd | Tablets and granules for treating swimming pool water |
| US20040161474A1 (en) * | 2002-05-24 | 2004-08-19 | Moerck Rudi E. | Rare earth metal compounds methods of making, and methods of using the same |
| US20060083791A1 (en) * | 2002-05-24 | 2006-04-20 | Moerck Rudi E | Rare earth metal compounds methods of making, and methods of using the same |
| US6962660B2 (en) * | 2002-09-25 | 2005-11-08 | Master Spas, Inc. | Fluid filter system with secondary flow path for augmented filtration |
| US6863825B2 (en) | 2003-01-29 | 2005-03-08 | Union Oil Company Of California | Process for removing arsenic from aqueous streams |
| US7591952B2 (en) | 2003-12-23 | 2009-09-22 | Wing Yip Young | Water treatment mixture and methods and system for use |
| US7438828B2 (en) * | 2003-12-23 | 2008-10-21 | Wing Yip Young | Water treatment mixture |
| WO2006044657A2 (en) * | 2004-10-15 | 2006-04-27 | Altairnano, Inc. | Phosphate binder with reduced pill burden |
| US7384573B2 (en) * | 2005-04-18 | 2008-06-10 | Ken Brummett | Compositions for wastewater treatment |
| CN100469715C (zh) * | 2005-06-17 | 2009-03-18 | 王炜 | 工业循环冷却水复合水处理剂 |
| CN100469714C (zh) * | 2005-06-17 | 2009-03-18 | 王炜 | 中央空调冷冻水复合水处理剂 |
| US7338603B1 (en) * | 2005-07-27 | 2008-03-04 | Molycorp, Inc. | Process using rare earths to remove oxyanions from aqueous streams |
| WO2007022445A2 (en) * | 2005-08-17 | 2007-02-22 | Altairnano, Inc. | Treatment of chronic renal failure and other conditions in domestic animals: compositions and methods |
| US8066874B2 (en) | 2006-12-28 | 2011-11-29 | Molycorp Minerals, Llc | Apparatus for treating a flow of an aqueous solution containing arsenic |
| CN101139113B (zh) * | 2007-08-01 | 2011-01-19 | 李贵生 | 一种清除兰藻还原清水的方法 |
| CA2700969A1 (en) * | 2007-09-27 | 2009-04-02 | Zodiac Pool Care, Inc. | Methods and apparatuses for controlling conditions in water |
| US8252087B2 (en) | 2007-10-31 | 2012-08-28 | Molycorp Minerals, Llc | Process and apparatus for treating a gas containing a contaminant |
| US8349764B2 (en) | 2007-10-31 | 2013-01-08 | Molycorp Minerals, Llc | Composition for treating a fluid |
| US7600309B2 (en) * | 2007-11-09 | 2009-10-13 | Jimmie Frank Meadows | Swimming pool terrazzo process |
| WO2010122509A2 (en) * | 2009-04-21 | 2010-10-28 | Ecolab Usa Inc. | Methods and apparatus for controlling water hardness |
| TWI446916B (zh) | 2010-05-12 | 2014-08-01 | Spectrum Pharmaceuticals Inc | 鹼式碳酸鑭、碳酸氧鑭及其製備方法及用途 |
| US8722579B2 (en) | 2011-02-10 | 2014-05-13 | Waterco Limited | Biocidal composition for treating water |
| US9233863B2 (en) | 2011-04-13 | 2016-01-12 | Molycorp Minerals, Llc | Rare earth removal of hydrated and hydroxyl species |
| US9193610B2 (en) | 2011-08-10 | 2015-11-24 | Ecolab USA, Inc. | Synergistic interaction of weak cation exchange resin and magnesium oxide |
| AU2013337387B2 (en) * | 2012-11-01 | 2018-01-18 | Nc Brands L.P. | Water treatment composition and method of using same |
| CN103170314B (zh) * | 2013-04-15 | 2014-12-24 | 北京中地泓科环境科技有限公司 | 以硅质岩/壳聚糖为原料制备颗粒的方法 |
| CN103288192B (zh) * | 2013-06-09 | 2014-07-09 | 吉林市英达水务科技有限责任公司 | 一种利用硅藻土废液合成复合硅藻土混凝剂的方法 |
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| WO2017163199A1 (en) | 2016-03-22 | 2017-09-28 | Brand Pack (Pty) Ltd | Compositions of particulate materials |
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| CN108435148A (zh) * | 2018-06-21 | 2018-08-24 | 黄益良 | 一种环糊精改性聚丙烯酰胺污水处理剂及其制备方法 |
| CN109081416A (zh) * | 2018-08-29 | 2018-12-25 | 西安建筑科技大学 | 一种控制湖泊富营养化的镧负载型涂层材料，固磷材料及制备方法，固磷方法和固磷栅板 |
| US10988395B2 (en) | 2018-09-25 | 2021-04-27 | Neo Chemicals & Oxides, LLC | Cerium-lanthanum treatment method for reduction of contaminants in wastewater membrane bioreactors |
| CN109569552B (zh) * | 2018-12-13 | 2021-10-26 | 北京林业大学 | 一种磁性/非磁性碳酸镧钠除磷吸附剂及其合成方法 |
| KR20220151702A (ko) | 2020-03-23 | 2022-11-15 | 네오 워터 트리트먼트 엘엘씨 | 오염물질을 제거하기 위한 멤브레인의 희토류 처리 |
| WO2022217152A1 (en) * | 2021-04-09 | 2022-10-13 | Neo Water Treatment Llc | Organic soil amendments with ions bound thereto for removing contaminants from aqueous streams |
| CN113817781B (zh) * | 2021-09-30 | 2024-03-26 | 内蒙古科技大学 | 一种稀土助剂及其制备方法 |
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| US3956118A (en) * | 1968-05-23 | 1976-05-11 | Rockwell International Corporation | Removal of phosphate from waste water |
| US3617569A (en) * | 1970-07-31 | 1971-11-02 | Dow Chemical Co | Removal of phosphate from waste water |
| DE2526053C2 (de) * | 1975-06-11 | 1983-03-03 | Chemische Fabrik Uetikon, 8707 Uetikon | Verfahren zur selektiven Entfernung von Phosphaten |
| US4756993A (en) * | 1986-01-27 | 1988-07-12 | Fuji Photo Film Co., Ltd. | Electrophotographic photoreceptor with light scattering layer or light absorbing layer on support backside |
| US5041487A (en) * | 1989-06-30 | 1991-08-20 | Union Oil Company Of California | Sol/gel polymer surface coatings and tannin block enhancement |
| US5248438A (en) * | 1992-01-28 | 1993-09-28 | Betz Laboratories, Inc. | Methods of controlling scale formation in aqueous systems |
| WO1994019286A1 (en) * | 1993-02-24 | 1994-09-01 | Dudley John Mills | Treatment of swimming pool water |
| USD391338S (en) * | 1996-12-20 | 1998-02-24 | King Joseph A | Canister for inline feeder |
| USD391624S (en) * | 1996-12-23 | 1998-03-03 | King Joseph A | Canister for inline feeder |
| AUPO589697A0 (en) | 1997-03-26 | 1997-04-24 | Commonwealth Scientific And Industrial Research Organisation | Sediment remediation process |
| DE19753108A1 (de) * | 1997-11-29 | 1999-08-05 | Wella Ag | Mittel zur Erhöhung der Formbarkeit und des Glanzes von Haaren |
-
1998
- 1998-10-23 US US09/178,220 patent/US6312604B1/en not_active Expired - Fee Related
-
1999
- 1999-09-30 WO PCT/US1999/022697 patent/WO2000024680A1/en active IP Right Grant
- 1999-09-30 DE DE69916875T patent/DE69916875T2/de not_active Expired - Lifetime
- 1999-09-30 CA CA002346922A patent/CA2346922A1/en not_active Abandoned
- 1999-09-30 EP EP99951668A patent/EP1124761B1/en not_active Expired - Lifetime
- 1999-09-30 ES ES99951668T patent/ES2220120T3/es not_active Expired - Lifetime
- 1999-09-30 AU AU64061/99A patent/AU765275B2/en not_active Ceased
-
2001
- 2001-04-17 ZA ZA200103123A patent/ZA200103123B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP1124761B1 (en) | 2004-04-28 |
| US6312604B1 (en) | 2001-11-06 |
| WO2000024680A1 (en) | 2000-05-04 |
| AU6406199A (en) | 2000-05-15 |
| DE69916875T2 (de) | 2005-01-05 |
| CA2346922A1 (en) | 2000-05-04 |
| DE69916875D1 (de) | 2004-06-03 |
| EP1124761A1 (en) | 2001-08-22 |
| AU765275B2 (en) | 2003-09-11 |
| ES2220120T3 (es) | 2004-12-01 |
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