SE513460C2 - Behandling av filtrat vid peroxidblekning av massa - Google Patents
Behandling av filtrat vid peroxidblekning av massaInfo
- Publication number
- SE513460C2 SE513460C2 SE9801232A SE9801232A SE513460C2 SE 513460 C2 SE513460 C2 SE 513460C2 SE 9801232 A SE9801232 A SE 9801232A SE 9801232 A SE9801232 A SE 9801232A SE 513460 C2 SE513460 C2 SE 513460C2
- Authority
- SE
- Sweden
- Prior art keywords
- filtrate
- pulp
- aluminum
- aluminum compound
- peroxide
- Prior art date
Links
- 239000000706 filtrate Substances 0.000 title claims abstract description 80
- 238000004061 bleaching Methods 0.000 title claims abstract description 69
- 150000002978 peroxides Chemical class 0.000 title claims abstract description 56
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 61
- 238000000034 method Methods 0.000 claims abstract description 33
- 239000000126 substance Substances 0.000 claims abstract description 24
- 238000005406 washing Methods 0.000 claims abstract description 20
- 230000002452 interceptive effect Effects 0.000 claims abstract description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000001556 precipitation Methods 0.000 claims abstract description 14
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims abstract description 5
- -1 aluminum compound Chemical class 0.000 claims description 47
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 12
- 150000001875 compounds Chemical class 0.000 claims description 6
- 229910021645 metal ion Inorganic materials 0.000 claims description 5
- 229910002651 NO3 Inorganic materials 0.000 claims description 4
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 4
- 239000011777 magnesium Substances 0.000 claims description 4
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 3
- 239000008139 complexing agent Substances 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- IJJPOUUNTYKRHG-UHFFFAOYSA-N dialuminum hexanitrate Chemical compound [Al+3].[Al+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O IJJPOUUNTYKRHG-UHFFFAOYSA-N 0.000 claims 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract description 59
- 229910021653 sulphate ion Inorganic materials 0.000 abstract description 8
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 abstract description 5
- 239000011368 organic material Substances 0.000 abstract description 5
- 239000004411 aluminium Substances 0.000 abstract 1
- 150000001399 aluminium compounds Chemical class 0.000 abstract 1
- 235000011128 aluminium sulphate Nutrition 0.000 abstract 1
- 239000001164 aluminium sulphate Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- 238000002474 experimental method Methods 0.000 description 15
- 238000005189 flocculation Methods 0.000 description 10
- 230000016615 flocculation Effects 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 229910001868 water Inorganic materials 0.000 description 7
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 6
- 229910001385 heavy metal Inorganic materials 0.000 description 6
- 150000002500 ions Chemical class 0.000 description 5
- 239000008367 deionised water Substances 0.000 description 4
- 229910021641 deionized water Inorganic materials 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 229920002401 polyacrylamide Polymers 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 4
- 229920001131 Pulp (paper) Polymers 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 239000003085 diluting agent Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000000536 complexating effect Effects 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000009897 hydrogen peroxide bleaching Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000011122 softwood Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 240000008791 Antiaris toxicaria Species 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 241001676573 Minium Species 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000009918 complex formation Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- GDVKFRBCXAPAQJ-UHFFFAOYSA-A dialuminum;hexamagnesium;carbonate;hexadecahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Al+3].[Al+3].[O-]C([O-])=O GDVKFRBCXAPAQJ-UHFFFAOYSA-A 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 229960001545 hydrotalcite Drugs 0.000 description 1
- 229910001701 hydrotalcite Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002655 kraft paper Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/1026—Other features in bleaching processes
- D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
- D21C11/0028—Effluents derived from the washing or bleaching plants
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0085—Introduction of auxiliary substances into the regenerating system in order to improve the performance of certain steps of the latter, the presence of these substances being confined to the regeneration cycle
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
- D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Priority Applications (15)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9801232A SE513460C2 (sv) | 1998-04-08 | 1998-04-08 | Behandling av filtrat vid peroxidblekning av massa |
| RU2000128044/12A RU2220246C2 (ru) | 1998-04-08 | 1999-04-07 | Обработка фильтрата после отбеливания целлюлозы пероксидом водорода |
| JP2000543672A JP2002511535A (ja) | 1998-04-08 | 1999-04-07 | パルプの過酸化物漂白による濾液の処理 |
| KR1020007011137A KR20010052238A (ko) | 1998-04-08 | 1999-04-07 | 펄프의 과산화물 표백으로부터 여과물을 처리하는 방법 |
| EP99924073A EP1084292A1 (en) | 1998-04-08 | 1999-04-07 | Treatment of filtrates from peroxide bleaching of pulp |
| NZ506950A NZ506950A (en) | 1998-04-08 | 1999-04-07 | Treatment of filtrates from peroxide bleaching of pulp using an aluminium compound to precipitate interfering substance |
| PL99343437A PL343437A1 (en) | 1998-04-08 | 1999-04-07 | Treatment of filtrates from peroxide bleaching of pulp |
| BR9909493-2A BR9909493A (pt) | 1998-04-08 | 1999-04-07 | Tratamento de filtrados do alvejamento de polpa com peróxido |
| CA002325738A CA2325738A1 (en) | 1998-04-08 | 1999-04-07 | Treatment of filtrates from peroxide bleaching of pulp |
| AU40660/99A AU733159B2 (en) | 1998-04-08 | 1999-04-07 | Treatment of filtrates from peroxide bleaching of pulp |
| PCT/SE1999/000568 WO1999053133A1 (en) | 1998-04-08 | 1999-04-07 | Treatment of filtrates from peroxide bleaching of pulp |
| CNB998046329A CN1136357C (zh) | 1998-04-08 | 1999-04-07 | 木浆漂白方法 |
| IDW20002014A ID26294A (id) | 1998-04-08 | 1999-04-07 | Pengolahan filtrat dari pemutihan peroksida pulp |
| US09/662,801 US6746568B1 (en) | 1998-04-08 | 2000-09-15 | Treatment of filtrates from peroxide bleaching of pulp |
| NO20005046A NO20005046L (no) | 1998-04-08 | 2000-10-06 | Behandling av filtrater fra peroksidbleking av tremasse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9801232A SE513460C2 (sv) | 1998-04-08 | 1998-04-08 | Behandling av filtrat vid peroxidblekning av massa |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE9801232D0 SE9801232D0 (sv) | 1998-04-08 |
| SE9801232L SE9801232L (sv) | 1999-10-09 |
| SE513460C2 true SE513460C2 (sv) | 2000-09-18 |
Family
ID=20410896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE9801232A SE513460C2 (sv) | 1998-04-08 | 1998-04-08 | Behandling av filtrat vid peroxidblekning av massa |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US6746568B1 (id) |
| EP (1) | EP1084292A1 (id) |
| JP (1) | JP2002511535A (id) |
| KR (1) | KR20010052238A (id) |
| CN (1) | CN1136357C (id) |
| AU (1) | AU733159B2 (id) |
| BR (1) | BR9909493A (id) |
| CA (1) | CA2325738A1 (id) |
| ID (1) | ID26294A (id) |
| NO (1) | NO20005046L (id) |
| NZ (1) | NZ506950A (id) |
| PL (1) | PL343437A1 (id) |
| RU (1) | RU2220246C2 (id) |
| SE (1) | SE513460C2 (id) |
| WO (1) | WO1999053133A1 (id) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE514687C2 (sv) * | 1999-07-09 | 2001-04-02 | Sca Graphic Res Ab | Metod för eliminering av skadliga substanser i en processvätska |
| SE516037C2 (sv) * | 2000-03-24 | 2001-11-12 | Kemira Kemi Ab | Rening av blekningsfiltrat före återföring till blekningsförfarandet |
| US20040038618A1 (en) * | 2002-08-23 | 2004-02-26 | Atkins Daniel Dean | Printing process for plush fabric |
| US7297225B2 (en) * | 2004-06-22 | 2007-11-20 | Georgia-Pacific Consumer Products Lp | Process for high temperature peroxide bleaching of pulp with cool discharge |
| FI117507B (fi) | 2004-07-09 | 2006-11-15 | Kemira Oyj | Menetelmä ligniinin poistamiseksi vedestä |
| AU2008313142B2 (en) * | 2007-10-17 | 2013-05-23 | Nippon Steel & Sumikin Chemical Co., Ltd. | Production methods for solubilized lignin, saccharide raw material and monosaccharide raw material, and solubilized lignin |
| SE542676C2 (en) * | 2017-11-29 | 2020-06-23 | Axolot Solutions Ab | Method for washer pulp where the wash filter is purified and re-circulated |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2159560A5 (id) * | 1971-11-03 | 1973-06-22 | Degremont | |
| US4019952A (en) * | 1973-04-25 | 1977-04-26 | Feldmuhle Anlagen- Und Produktionsgesellschaft Mit Beschrankter Haftung | Method of purifying the waste water of paper mills |
| SE417114B (sv) * | 1977-07-25 | 1981-02-23 | Mo Och Domsjoe Ab | Forfarande for forebyggande av inkrustbildning i cellulosafabriker |
| US4661205A (en) * | 1981-08-28 | 1987-04-28 | Scott Paper Company | Method of bleaching lignocellulosic material with peroxide catalyzed with a salt of a metal |
| EP0564443A1 (en) * | 1992-03-15 | 1993-10-06 | Kamyr, Inc. | Treatment of bleach plant filtrates |
| RU2019612C1 (ru) * | 1992-08-18 | 1994-09-15 | Валерий Анатольевич Демин | Способ отбелки хвойной сульфатной целлюлозы |
| ZA955290B (en) * | 1994-07-11 | 1996-12-27 | Ingersoll Rand Co | Peroxide bleaching process for cellulosic and lignocellulosic material |
| DE102004006793A1 (de) | 2004-02-12 | 2005-09-08 | Contitech Antriebssysteme Gmbh | Ausrückbarer Reibradspanner |
-
1998
- 1998-04-08 SE SE9801232A patent/SE513460C2/sv not_active IP Right Cessation
-
1999
- 1999-04-07 PL PL99343437A patent/PL343437A1/xx not_active Application Discontinuation
- 1999-04-07 RU RU2000128044/12A patent/RU2220246C2/ru not_active IP Right Cessation
- 1999-04-07 EP EP99924073A patent/EP1084292A1/en not_active Withdrawn
- 1999-04-07 NZ NZ506950A patent/NZ506950A/en unknown
- 1999-04-07 KR KR1020007011137A patent/KR20010052238A/ko not_active Withdrawn
- 1999-04-07 WO PCT/SE1999/000568 patent/WO1999053133A1/en not_active Ceased
- 1999-04-07 CA CA002325738A patent/CA2325738A1/en not_active Abandoned
- 1999-04-07 AU AU40660/99A patent/AU733159B2/en not_active Ceased
- 1999-04-07 BR BR9909493-2A patent/BR9909493A/pt not_active IP Right Cessation
- 1999-04-07 ID IDW20002014A patent/ID26294A/id unknown
- 1999-04-07 CN CNB998046329A patent/CN1136357C/zh not_active Expired - Fee Related
- 1999-04-07 JP JP2000543672A patent/JP2002511535A/ja active Pending
-
2000
- 2000-09-15 US US09/662,801 patent/US6746568B1/en not_active Expired - Fee Related
- 2000-10-06 NO NO20005046A patent/NO20005046L/no not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| CA2325738A1 (en) | 1999-10-21 |
| KR20010052238A (ko) | 2001-06-25 |
| AU733159B2 (en) | 2001-05-10 |
| NZ506950A (en) | 2002-03-28 |
| US6746568B1 (en) | 2004-06-08 |
| CN1136357C (zh) | 2004-01-28 |
| SE9801232L (sv) | 1999-10-09 |
| CN1295636A (zh) | 2001-05-16 |
| NO20005046L (no) | 2000-11-06 |
| PL343437A1 (en) | 2001-08-13 |
| BR9909493A (pt) | 2000-12-12 |
| ID26294A (id) | 2000-12-14 |
| SE9801232D0 (sv) | 1998-04-08 |
| NO20005046D0 (no) | 2000-10-06 |
| RU2220246C2 (ru) | 2003-12-27 |
| AU4066099A (en) | 1999-11-01 |
| EP1084292A1 (en) | 2001-03-21 |
| JP2002511535A (ja) | 2002-04-16 |
| WO1999053133A1 (en) | 1999-10-21 |
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