WO1997030222A1 - Production of filled paper and compositions for use in this - Google Patents
Production of filled paper and compositions for use in this Download PDFInfo
- Publication number
- WO1997030222A1 WO1997030222A1 PCT/GB1997/000391 GB9700391W WO9730222A1 WO 1997030222 A1 WO1997030222 A1 WO 1997030222A1 GB 9700391 W GB9700391 W GB 9700391W WO 9730222 A1 WO9730222 A1 WO 9730222A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- process according
- thin stock
- cationic polymer
- filler
- slurry
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/47—Condensation polymers of aldehydes or ketones
- D21H17/48—Condensation polymers of aldehydes or ketones with phenols
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/53—Polyethers; Polyesters
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/06—Paper forming aids
- D21H21/10—Retention agents or drainage improvers
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/76—Processes or apparatus for adding material to the pulp or to the paper characterised by choice of auxiliary compounds which are added separately from at least one other compound, e.g. to improve the incorporation of the latter or to obtain an enhanced combined effect
- D21H23/765—Addition of all compounds to the pulp
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
- D21H17/28—Starch
- D21H17/29—Starch cationic
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
- D21H17/375—Poly(meth)acrylamide
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
- D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
- D21H17/45—Nitrogen-containing groups
- D21H17/455—Nitrogen-containing groups comprising tertiary amine or being at least partially quaternised
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
- D21H17/55—Polyamides; Polyaminoamides; Polyester-amides
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
- D21H17/56—Polyamines; Polyimines; Polyester-imides
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/675—Oxides, hydroxides or carbonates
Abstract
Description
Claims
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE69714968T DE69714968T2 (en) | 1996-02-13 | 1997-02-12 | METHOD FOR PRODUCING FILLED PAPER |
NZ330457A NZ330457A (en) | 1996-02-13 | 1997-02-12 | Production of filler paper with a cellulosic suspension, formaldehyde resin and polyethylene oxide |
AU17997/97A AU716756B2 (en) | 1996-02-13 | 1997-02-12 | Production of filled paper and compositions for use in this |
DK97903443T DK0880620T3 (en) | 1996-02-13 | 1997-02-12 | Method of making filled paper |
JP9529089A JP2000504794A (en) | 1996-02-13 | 1997-02-12 | Manufacture of filled paper and compositions for use therein |
AT97903443T ATE222974T1 (en) | 1996-02-13 | 1997-02-12 | METHOD FOR PRODUCING FILLED PAPER |
EP97903443A EP0880620B1 (en) | 1996-02-13 | 1997-02-12 | Process for making filled paper |
BR9706816A BR9706816A (en) | 1996-02-13 | 1997-02-12 | Process for producing loaded paper |
NO982266A NO982266L (en) | 1996-02-13 | 1998-05-18 | Process for making paper containing filler and composition for use therein |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/600,579 | 1996-02-13 | ||
US08/600,579 US5755930A (en) | 1994-02-04 | 1996-02-13 | Production of filled paper and compositions for use in this |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1997030222A1 true WO1997030222A1 (en) | 1997-08-21 |
Family
ID=24404164
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/GB1997/000391 WO1997030222A1 (en) | 1996-02-13 | 1997-02-12 | Production of filled paper and compositions for use in this |
Country Status (16)
Country | Link |
---|---|
US (1) | US5755930A (en) |
EP (1) | EP0880620B1 (en) |
JP (1) | JP2000504794A (en) |
CN (1) | CN1088777C (en) |
AT (1) | ATE222974T1 (en) |
AU (1) | AU716756B2 (en) |
BR (1) | BR9706816A (en) |
CA (1) | CA2180372C (en) |
DE (1) | DE69714968T2 (en) |
DK (1) | DK0880620T3 (en) |
ES (1) | ES2180927T3 (en) |
NO (1) | NO982266L (en) |
NZ (1) | NZ330457A (en) |
PT (1) | PT880620E (en) |
WO (1) | WO1997030222A1 (en) |
ZA (1) | ZA971225B (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0994216A1 (en) * | 1998-10-16 | 2000-04-19 | Grain Processing Corporation | Process for preparing a paper web |
WO2000060169A1 (en) * | 1999-03-31 | 2000-10-12 | Pulp And Paper Research Institute Of Canada | Retention agent comprising peo |
US6835282B2 (en) | 1998-10-16 | 2004-12-28 | Grain Processing Corporation | Paper web with pre-flocculated filler incorporated therein |
EP1950345A1 (en) * | 2005-10-25 | 2008-07-30 | Sumitomo Seika Chemicals Co., Ltd. | Papermaking method and papermaking system |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19719899A1 (en) * | 1997-05-12 | 1998-11-19 | Clariant Gmbh | Largely water-insoluble cationized solids as well as their production and use |
FI104502B (en) * | 1997-09-16 | 2000-02-15 | Metsae Serla Oyj | A method of making a paper web |
KR100403838B1 (en) * | 1998-04-27 | 2003-11-01 | 악조 노벨 엔.브이. | A process for the production of paper |
ATE274616T1 (en) * | 1998-05-27 | 2004-09-15 | J M Huber Denmark Aps | USE OF COLLOIDAL PRECIPITATED CALCIUM CARBONATE AS A FILLER IN THE PRODUCTION OF PAPER |
US6514384B1 (en) * | 1999-03-19 | 2003-02-04 | Weyerhaeuser Company | Method for increasing filler retention of cellulosic fiber sheets |
US20020166648A1 (en) * | 2000-08-07 | 2002-11-14 | Sten Frolich | Process for manufacturing paper |
US6918995B2 (en) * | 2000-08-07 | 2005-07-19 | Akzo Nobel N.V. | Process for the production of paper |
US20020096275A1 (en) * | 2000-08-07 | 2002-07-25 | Erik Lindgren | Sizing dispersion |
US6616808B2 (en) * | 2000-10-06 | 2003-09-09 | Seiko Epson Corporation | Inkjet printing paper |
US20040133439A1 (en) * | 2002-08-21 | 2004-07-08 | Dirk Noetzold | Method and system for valuation of complex systems, in particular for corporate rating and valuation |
CA2405649C (en) * | 2002-09-27 | 2006-05-16 | E.Qu.I.P. International Inc. | Papermaking furnish comprising solventless cationic polymer retention aid combined with phenolic resin and polyethylene oxide |
US20040104004A1 (en) * | 2002-10-01 | 2004-06-03 | Fredrik Solhage | Cationised polysaccharide product |
US20040138438A1 (en) * | 2002-10-01 | 2004-07-15 | Fredrik Solhage | Cationised polysaccharide product |
US7303654B2 (en) * | 2002-11-19 | 2007-12-04 | Akzo Nobel N.V. | Cellulosic product and process for its production |
JP4063104B2 (en) * | 2003-02-21 | 2008-03-19 | 日本製紙株式会社 | Newspaper printing paper |
JP4370300B2 (en) * | 2003-03-25 | 2009-11-25 | 日本製紙株式会社 | Newsprint paper for offset printing |
FI121119B (en) * | 2003-04-15 | 2010-07-15 | Kemira Oyj | Procedure for making paper |
US7897010B2 (en) | 2006-01-09 | 2011-03-01 | Kemira Chemicals, Inc. | Method for deinking pulp using premixed hydrophobically modified calcium carbonate particles |
US7862685B2 (en) | 2006-01-09 | 2011-01-04 | Kemira Chemicals, Inc. | Method for deinking pulp using premixed hydrophobically modified calcium carbonate particles |
JP2007239130A (en) * | 2006-03-07 | 2007-09-20 | Nippon Paper Industries Co Ltd | Clear-coated printing paper |
JP4865374B2 (en) * | 2006-03-23 | 2012-02-01 | 日本製紙株式会社 | Coated paper for printing and method for producing the same |
US8157962B2 (en) * | 2006-12-21 | 2012-04-17 | Akzo Nobel N.V. | Process for the production of cellulosic product |
GB0702248D0 (en) * | 2007-02-05 | 2007-03-14 | Ciba Sc Holding Ag | Manufacture of Filled Paper |
KR20100016267A (en) * | 2007-04-05 | 2010-02-12 | 아크조 노벨 엔.브이. | Process for improving optical properties of paper |
MX349867B (en) * | 2008-09-22 | 2017-08-17 | Solenis Technologies Cayman Lp | Copolymer blend compositions for use to increase paper filler content. |
US8317973B2 (en) | 2009-11-11 | 2012-11-27 | Kemira Chemical, Inc. | Polyester surfactants for deinking |
EP2402503A1 (en) | 2010-06-30 | 2012-01-04 | Akzo Nobel Chemicals International B.V. | Process for the production of a cellulosic product |
CA2918468A1 (en) * | 2013-08-09 | 2015-05-07 | Solenis Technologies Cayman, L.P. | Polyethylene oxide treatment for drainage agents and dry strength agents |
SE538770C2 (en) | 2014-05-08 | 2016-11-15 | Stora Enso Oyj | Process for making a thermoplastic fiber composite material and a fabric |
SE539437C2 (en) * | 2015-03-31 | 2017-09-19 | Stora Enso Oyj | A method of producing filler from fractionated fly ash |
US10961662B1 (en) | 2019-12-23 | 2021-03-30 | Polymer Ventures, Inc. | Ash retention additive and methods of using the same |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0608986A1 (en) * | 1993-01-26 | 1994-08-03 | Ciba Specialty Chemicals Water Treatments Limited | Production of filled paper |
WO1995021296A1 (en) * | 1994-02-04 | 1995-08-10 | Allied Colloids Limited | Process of making paper |
US5516405A (en) * | 1993-09-20 | 1996-05-14 | Macmillan Bloedel Limited | Retention aids |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2549089C3 (en) * | 1974-11-15 | 1978-12-14 | Sandoz-Patent-Gmbh, 7850 Loerrach | Process for improving the retention and drainage effect in paper manufacture |
EP0017353B2 (en) * | 1979-03-28 | 1992-04-29 | Ciba Specialty Chemicals Water Treatments Limited | Production of paper and paper board |
DE3500408A1 (en) * | 1985-01-08 | 1986-07-10 | Skw Trostberg Ag, 8223 Trostberg | METHOD FOR THE PRODUCTION OF PAPER, CARDBOARD, PAPERBOARDS AND OTHER MATERIALS CONTAINING CELLULOSE UNDER NEUTRAL TO LOW BASIC PH CONDITIONS |
US4913775A (en) * | 1986-01-29 | 1990-04-03 | Allied Colloids Ltd. | Production of paper and paper board |
EP0242496B1 (en) * | 1986-03-06 | 1991-12-27 | Monsanto Company | Stain-resistant nylon fibers |
US4874466A (en) * | 1986-10-17 | 1989-10-17 | Nalco Chemical Company | Paper making filler composition and method |
US5244542A (en) * | 1987-01-23 | 1993-09-14 | Ecc International Limited | Aqueous suspensions of calcium-containing fillers |
DE3707221A1 (en) * | 1987-03-06 | 1988-09-15 | Nicolaus Md Papier | CATIONICALLY SET PIGMENT DISPERSION AND COLOR |
GB2211866B (en) * | 1987-11-05 | 1992-04-15 | Oji Paper Co | Ink-jet recording sheet |
US5006574A (en) * | 1989-02-10 | 1991-04-09 | Engelhard Corporation | Cationcally dispersed slurries of calcined kaolin clay |
US5147507A (en) * | 1990-03-08 | 1992-09-15 | Pfizer Inc. | Cationic polymer-modified filler material, process for its prepartion and method of its use in papermaking |
GB2251254B (en) * | 1990-12-04 | 1994-06-29 | Ecc Int Ltd | Calcium carbonate slurry |
US5216014A (en) * | 1991-09-10 | 1993-06-01 | Sphinx Pharmaceuticals Corporation | Furo-coumarinsulfonamides as protein kinase C inhibitors |
-
1996
- 1996-02-13 US US08/600,579 patent/US5755930A/en not_active Expired - Fee Related
- 1996-07-02 CA CA002180372A patent/CA2180372C/en not_active Expired - Fee Related
-
1997
- 1997-02-12 AT AT97903443T patent/ATE222974T1/en not_active IP Right Cessation
- 1997-02-12 JP JP9529089A patent/JP2000504794A/en not_active Withdrawn
- 1997-02-12 WO PCT/GB1997/000391 patent/WO1997030222A1/en active IP Right Grant
- 1997-02-12 PT PT97903443T patent/PT880620E/en unknown
- 1997-02-12 NZ NZ330457A patent/NZ330457A/en unknown
- 1997-02-12 BR BR9706816A patent/BR9706816A/en not_active IP Right Cessation
- 1997-02-12 DE DE69714968T patent/DE69714968T2/en not_active Expired - Fee Related
- 1997-02-12 CN CN97191700A patent/CN1088777C/en not_active Expired - Fee Related
- 1997-02-12 AU AU17997/97A patent/AU716756B2/en not_active Ceased
- 1997-02-12 EP EP97903443A patent/EP0880620B1/en not_active Expired - Lifetime
- 1997-02-12 ES ES97903443T patent/ES2180927T3/en not_active Expired - Lifetime
- 1997-02-12 DK DK97903443T patent/DK0880620T3/en active
- 1997-02-13 ZA ZA9701225A patent/ZA971225B/en unknown
-
1998
- 1998-05-18 NO NO982266A patent/NO982266L/en not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0608986A1 (en) * | 1993-01-26 | 1994-08-03 | Ciba Specialty Chemicals Water Treatments Limited | Production of filled paper |
US5516405A (en) * | 1993-09-20 | 1996-05-14 | Macmillan Bloedel Limited | Retention aids |
WO1995021296A1 (en) * | 1994-02-04 | 1995-08-10 | Allied Colloids Limited | Process of making paper |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0994216A1 (en) * | 1998-10-16 | 2000-04-19 | Grain Processing Corporation | Process for preparing a paper web |
US6602389B2 (en) | 1998-10-16 | 2003-08-05 | Grain Processing Corporation | Process for treating a fibrous slurry of coated broke |
US6835282B2 (en) | 1998-10-16 | 2004-12-28 | Grain Processing Corporation | Paper web with pre-flocculated filler incorporated therein |
WO2000060169A1 (en) * | 1999-03-31 | 2000-10-12 | Pulp And Paper Research Institute Of Canada | Retention agent comprising peo |
US6372088B1 (en) | 1999-03-31 | 2002-04-16 | Pulp And Paper Reserch Institute Of Canada | Enhancer performance for PEO |
AU760487B2 (en) * | 1999-03-31 | 2003-05-15 | Fpinnovations | Retention agent comprising PEO |
EP1950345A1 (en) * | 2005-10-25 | 2008-07-30 | Sumitomo Seika Chemicals Co., Ltd. | Papermaking method and papermaking system |
EP1950345A4 (en) * | 2005-10-25 | 2012-03-07 | Sumitomo Seika Chemicals | Papermaking method and papermaking system |
Also Published As
Publication number | Publication date |
---|---|
NZ330457A (en) | 2000-02-28 |
PT880620E (en) | 2003-01-31 |
EP0880620A1 (en) | 1998-12-02 |
AU716756B2 (en) | 2000-03-09 |
CN1208447A (en) | 1999-02-17 |
NO982266D0 (en) | 1998-05-18 |
CA2180372A1 (en) | 1997-08-14 |
ES2180927T3 (en) | 2003-02-16 |
DE69714968D1 (en) | 2002-10-02 |
CA2180372C (en) | 2001-10-02 |
US5755930A (en) | 1998-05-26 |
ATE222974T1 (en) | 2002-09-15 |
ZA971225B (en) | 1998-02-16 |
JP2000504794A (en) | 2000-04-18 |
DK0880620T3 (en) | 2002-12-16 |
CN1088777C (en) | 2002-08-07 |
EP0880620B1 (en) | 2002-08-28 |
BR9706816A (en) | 1999-03-23 |
NO982266L (en) | 1998-08-12 |
DE69714968T2 (en) | 2003-04-24 |
AU1799797A (en) | 1997-09-02 |
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