AU2001280361B2 - A process for the production of paper - Google Patents
A process for the production of paper Download PDFInfo
- Publication number
- AU2001280361B2 AU2001280361B2 AU2001280361A AU2001280361A AU2001280361B2 AU 2001280361 B2 AU2001280361 B2 AU 2001280361B2 AU 2001280361 A AU2001280361 A AU 2001280361A AU 2001280361 A AU2001280361 A AU 2001280361A AU 2001280361 B2 AU2001280361 B2 AU 2001280361B2
- Authority
- AU
- Australia
- Prior art keywords
- polymer
- anionic
- cationic
- process according
- polymers
- 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.)
- Ceased
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
- 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
- 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
- D21H21/14—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 characterised by function or properties in or on the paper
- D21H21/16—Sizing or water-repelling agents
-
- 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
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/47—Condensation polymers of aldehydes or ketones
Landscapes
- Paper (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Applications Claiming Priority (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00850136 | 2000-08-07 | ||
EP00850136.3 | 2000-08-07 | ||
EP00850137.1 | 2000-08-07 | ||
EP00850137 | 2000-08-07 | ||
EP00850135 | 2000-08-07 | ||
EP00850135.5 | 2000-08-07 | ||
EP00850195 | 2000-11-16 | ||
EP00850195.9 | 2000-11-16 | ||
PCT/SE2001/001701 WO2002012626A1 (en) | 2000-08-07 | 2001-08-02 | A process for the production of paper |
Publications (2)
Publication Number | Publication Date |
---|---|
AU2001280361A1 AU2001280361A1 (en) | 2002-05-16 |
AU2001280361B2 true AU2001280361B2 (en) | 2004-07-22 |
Family
ID=27440066
Family Applications (6)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001282751A Abandoned AU2001282751A1 (en) | 2000-08-07 | 2001-08-02 | Sizing dispersion |
AU2001280360A Abandoned AU2001280360A1 (en) | 2000-08-07 | 2001-08-02 | Process for sizing paper |
AU2001280361A Ceased AU2001280361B2 (en) | 2000-08-07 | 2001-08-02 | A process for the production of paper |
AU8036101A Pending AU8036101A (en) | 2000-08-07 | 2001-08-02 | A process for the production of paper |
AU8035901A Pending AU8035901A (en) | 2000-08-07 | 2001-08-02 | Process for sizing paper |
AU2001280359A Ceased AU2001280359B2 (en) | 2000-08-07 | 2001-08-02 | Process for sizing paper |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001282751A Abandoned AU2001282751A1 (en) | 2000-08-07 | 2001-08-02 | Sizing dispersion |
AU2001280360A Abandoned AU2001280360A1 (en) | 2000-08-07 | 2001-08-02 | Process for sizing paper |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU8036101A Pending AU8036101A (en) | 2000-08-07 | 2001-08-02 | A process for the production of paper |
AU8035901A Pending AU8035901A (en) | 2000-08-07 | 2001-08-02 | Process for sizing paper |
AU2001280359A Ceased AU2001280359B2 (en) | 2000-08-07 | 2001-08-02 | Process for sizing paper |
Country Status (17)
Country | Link |
---|---|
EP (4) | EP1309755B2 (cs) |
JP (4) | JP2004506105A (cs) |
KR (4) | KR20030074587A (cs) |
CN (4) | CN1215221C (cs) |
AR (4) | AR031982A1 (cs) |
AT (2) | ATE547562T2 (cs) |
AU (6) | AU2001282751A1 (cs) |
BR (4) | BR0112905B1 (cs) |
CA (4) | CA2418424C (cs) |
CZ (1) | CZ304877B6 (cs) |
ES (3) | ES2384994T3 (cs) |
MX (5) | MX255774B (cs) |
NO (1) | NO332614B1 (cs) |
NZ (1) | NZ523956A (cs) |
PT (3) | PT1309755E (cs) |
TR (1) | TR200300157T2 (cs) |
WO (4) | WO2002012623A1 (cs) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MX255774B (es) * | 2000-08-07 | 2008-03-31 | Akzo Nobel Nv | Un proceso para la produccion de papel. |
CZ304557B6 (cs) * | 2000-08-07 | 2014-07-09 | Akzo Nobel N. V. | Způsob výroby papíru |
CA2424377C (en) | 2000-10-04 | 2013-07-09 | Donald J. Merkley | Fiber cement composite materials using sized cellulose fibers |
JP2004511675A (ja) | 2000-10-17 | 2004-04-15 | ジェイムズ ハーディー リサーチ ピーティーワイ.リミテッド | 繊維強化セメント複合材料製造用のセルロース繊維中の不純物を減少させるための方法および装置 |
ES2284820T3 (es) * | 2001-03-09 | 2007-11-16 | James Hardie International Finance B.V. | Materiales compuestos de cemento reforzado por fibras que utilizan fibras tratadas quimicamente con dispersabilidad mejorada. |
CA2500545A1 (en) * | 2002-10-01 | 2004-04-15 | Akzo Nobel N.V. | Cationised polysaccharide product |
MXPA05003691A (es) | 2002-10-07 | 2005-11-17 | James Hardie Int Finance Bv | Material mixto de fibrocemento de densidad media durable. |
US7303654B2 (en) | 2002-11-19 | 2007-12-04 | Akzo Nobel N.V. | Cellulosic product and process for its production |
NZ541250A (en) | 2003-01-09 | 2008-09-26 | James Hardie Int Finance Bv | Fibre cement composite materials using bleached cellulose fibres |
FI20030490A (fi) * | 2003-04-01 | 2004-10-02 | M Real Oyj | Menetelmä kuitukoostumuksen valmistamiseksi |
US20050022956A1 (en) * | 2003-07-29 | 2005-02-03 | Georgia-Pacific Resins Corporation | Anionic-cationic polymer blend for surface size |
JP4574271B2 (ja) * | 2003-07-31 | 2010-11-04 | 花王株式会社 | 粉末状抄紙用組成物 |
US7658819B2 (en) | 2004-12-30 | 2010-02-09 | Akzo Nobel N.V. | Composition |
US7604715B2 (en) | 2005-11-17 | 2009-10-20 | Akzo Nobel N.V. | Papermaking process |
EP1960601B2 (en) | 2005-12-14 | 2015-05-06 | BASF Performance Products plc | Papermaking process |
US7682485B2 (en) | 2005-12-14 | 2010-03-23 | Akzo Nobel N.V. | Papermaking process |
US8993462B2 (en) | 2006-04-12 | 2015-03-31 | James Hardie Technology Limited | Surface sealed reinforced building element |
US8013041B2 (en) | 2006-12-01 | 2011-09-06 | Akzo Nobel N.V. | Cellulosic product |
RU2422573C2 (ru) * | 2006-12-01 | 2011-06-27 | Акцо Нобель Н.В. | Целлюлозный продукт |
BRPI0809172A2 (pt) | 2007-04-05 | 2014-09-16 | Akzo Nobel Nv | "método de fabricação de papel a partir de polpa refinada" |
EP2239370B1 (en) | 2009-04-09 | 2012-06-20 | Kompetenzzentrum Holz GmbH | Dry and wet strength improvement of paper products with cationic tannin |
KR101753436B1 (ko) * | 2009-12-18 | 2017-07-03 | 솔레니스 테크놀러지스 케이맨, 엘.피. | 종이 사이징 조성물 |
CN102803609A (zh) | 2010-03-29 | 2012-11-28 | 阿克佐诺贝尔化学国际公司 | 生产纤维素纤维幅的方法 |
KR20130020766A (ko) | 2010-03-29 | 2013-02-28 | 아크조 노벨 케미칼즈 인터내셔널 비.브이. | 셀롤로스 섬유 웹의 제조 방법 |
EP2402503A1 (en) | 2010-06-30 | 2012-01-04 | Akzo Nobel Chemicals International B.V. | Process for the production of a cellulosic product |
US8852400B2 (en) | 2010-11-02 | 2014-10-07 | Ecolab Usa Inc. | Emulsification of alkenyl succinic anhydride with an amine-containing homopolymer or copolymer |
CN103168131A (zh) * | 2010-12-28 | 2013-06-19 | 星光Pmc株式会社 | 水分散性施胶剂、纸制造方法和板纸制造方法 |
CN102493275A (zh) * | 2011-12-08 | 2012-06-13 | 山东轻工业学院 | 一种稳定的asa造纸施胶乳液及其制备方法 |
DE102011088201B4 (de) * | 2011-12-10 | 2017-02-02 | Friedrich-Schiller-Universität Jena | Verfahren zur Prozesswasserreinigung in der Papierindustrie |
CN102864686A (zh) * | 2012-09-29 | 2013-01-09 | 上海东升新材料有限公司 | 施胶剂乳液及其制备方法 |
BR112015010135B1 (pt) * | 2012-11-08 | 2021-11-09 | Solenis Technologies Cayman, L.P. | Composição de dispersantes latentes, processo de fabricação de papel ou papelão, papel ou papelão assim obtido, bem como revestido e processo para aumentar capacidade de nova formação de polpa de papel ou papelão |
EP2934759A1 (en) | 2012-12-20 | 2015-10-28 | Akzo Nobel Chemicals International B.V. | Polyquaternary polymer as a depressant in a method for froth flotation of potash ores |
NL2011609C2 (en) | 2013-10-14 | 2015-04-16 | Univ Delft Tech | Extracellular polymers from granular sludge as sizing agents. |
CN106917324B (zh) * | 2015-12-25 | 2019-11-08 | 艺康美国股份有限公司 | 一种造纸施胶方法及其制备的纸张 |
FR3059345B1 (fr) * | 2016-11-29 | 2020-06-12 | Centre Technique De L'industrie, Des Papiers, Cartons Et Celluloses | Composition liante a base de fibres vegetales et de charges minerales, sa preparation et son utilisation |
CN107164993A (zh) * | 2017-04-14 | 2017-09-15 | 南通强生石墨烯科技有限公司 | 石墨烯施胶剂组合物及其制备方法 |
CN107574721B (zh) * | 2017-10-27 | 2020-05-26 | 齐鲁工业大学 | 一种具有吸脱附硼酸功能的滤纸及其制备方法 |
CN110485199A (zh) * | 2018-05-15 | 2019-11-22 | 上海东升新材料有限公司 | 脱氢枞酸基木质素乳化剂及用该乳化剂制备的akd乳液 |
CN110685187A (zh) * | 2019-09-10 | 2020-01-14 | 佛山市顺德区文达创盈包装材料科技有限公司 | 一种纸浆内部施胶组合物及其使用方法和应用 |
CN114573755B (zh) * | 2022-05-05 | 2022-07-29 | 山东奥赛新材料有限公司 | 一种松香胶用阳离子乳化剂的制备方法 |
KR102658058B1 (ko) * | 2022-05-25 | 2024-04-15 | 주식회사 써모랩코리아 | 펄프몰드 패키징 |
WO2024105160A1 (en) * | 2022-11-17 | 2024-05-23 | Sca Forest Products Ab | Production of hydrophobic paper |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1177512A (en) * | 1966-04-15 | 1970-01-14 | Nalco Chemical Co | Improved Papermaking Process |
US3409500A (en) † | 1966-10-28 | 1968-11-05 | American Cyanamid Co | Method of sizing paper with cationic polyamine and carboxylic anhydride |
US3499824A (en) † | 1967-02-27 | 1970-03-10 | American Cyanamid Co | Aqueous cationic emulsions of papersizing isocyanates and manufacture of paper therewith |
CA1044859A (en) † | 1974-07-31 | 1978-12-26 | Emil D. Mazzarella | Method of sizing paper |
GB1588416A (en) * | 1976-09-08 | 1981-04-23 | Laporte Industries Ltd | Process and compositions for the treatment of cellulosic materials |
US4374673A (en) * | 1980-12-31 | 1983-02-22 | Hercules Incorporated | Stable dispersions of fortified rosin |
JPS57161197A (en) * | 1981-03-27 | 1982-10-04 | Arakawa Rinsan Kagaku Kogyo Kk | Ketene dimer type size agent |
DE3203189A1 (de) † | 1982-01-30 | 1983-08-04 | Bayer Ag, 5090 Leverkusen | Leimungsmittel und seine verwendung |
US4687519A (en) * | 1985-12-20 | 1987-08-18 | National Starch And Chemical Corporation | Paper size compositions |
JPS6414397A (en) * | 1987-02-02 | 1989-01-18 | Nissan Chemical Ind Ltd | Papermaking method |
KR0159921B1 (ko) * | 1988-10-03 | 1999-01-15 | 마이클 비. 키한 | 양이온성 및 음이온성 중합체의 혼합물, 그 제법 및 종이용 건조강도 개선 첨가제로서의 용도 |
GB8920456D0 (en) * | 1989-09-11 | 1989-10-25 | Albright & Wilson | Active sizing compositions |
US5595629A (en) * | 1995-09-22 | 1997-01-21 | Nalco Chemical Company | Papermaking process |
DE19540998A1 (de) * | 1995-11-03 | 1997-05-07 | Basf Ag | Wäßrige Alkyldiketen-Dispersionen und ihre Verwendung als Leimungsmittel für Papier |
JP3496906B2 (ja) * | 1996-04-09 | 2004-02-16 | ハイモ株式会社 | 板紙の濾水性向上方法 |
GB9610955D0 (en) | 1996-05-24 | 1996-07-31 | Hercules Inc | Sizing composition |
TW577875B (en) * | 1997-01-31 | 2004-03-01 | Shionogi & Co | Pyrrolidine derivatives with inhibitory activity for phospholipase A2 |
SE9704931D0 (sv) | 1997-02-05 | 1997-12-30 | Akzo Nobel Nv | Sizing of paper |
US6033524A (en) * | 1997-11-24 | 2000-03-07 | Nalco Chemical Company | Selective retention of filling components and improved control of sheet properties by enhancing additive pretreatment |
EP0953680A1 (en) * | 1998-04-27 | 1999-11-03 | Akzo Nobel N.V. | A process for the production of paper |
JPH11315491A (ja) * | 1998-04-30 | 1999-11-16 | Japan Pmc Corp | 製紙用樹脂組成物及び製紙方法 |
BR9911453A (pt) * | 1998-06-24 | 2001-03-20 | Akzo Nobel Nv | Poliuretanas iÈnicas |
FI109218B (fi) | 1998-09-04 | 2002-06-14 | Kemira Chemicals Oy | Paperin tai kartongin neutraaliliimaukseen käytettävä liimausseos ja menetelmä paperin tai kartongin valmistamiseksi |
AU6333599A (en) | 1998-10-16 | 2000-05-08 | Basf Aktiengesellschaft | Aqueous sizing agent dispersions adjusted to be anionic or cationic and designedfor paper sizing |
CA2315676C (en) * | 1999-05-28 | 2009-10-13 | Nalco Chemical Company | Selective retention of filling components and improved control of sheet properties by enhancing additive pretreatment |
MX255774B (es) * | 2000-08-07 | 2008-03-31 | Akzo Nobel Nv | Un proceso para la produccion de papel. |
-
2001
- 2001-08-02 MX MXPA03000790 patent/MX255774B/es active IP Right Grant
- 2001-08-02 KR KR20037000894A patent/KR20030074587A/ko active IP Right Grant
- 2001-08-02 TR TR2003/00157T patent/TR200300157T2/xx unknown
- 2001-08-02 AU AU2001282751A patent/AU2001282751A1/en not_active Abandoned
- 2001-08-02 WO PCT/SE2001/001699 patent/WO2002012623A1/en not_active Application Discontinuation
- 2001-08-02 CN CNB018146902A patent/CN1215221C/zh not_active Expired - Fee Related
- 2001-08-02 CA CA002418424A patent/CA2418424C/en not_active Expired - Fee Related
- 2001-08-02 BR BRPI0112905-8A patent/BR0112905B1/pt not_active IP Right Cessation
- 2001-08-02 KR KR20037001382A patent/KR100520230B1/ko not_active IP Right Cessation
- 2001-08-02 AU AU2001280360A patent/AU2001280360A1/en not_active Abandoned
- 2001-08-02 EP EP01958738.5A patent/EP1309755B2/en not_active Expired - Lifetime
- 2001-08-02 CN CNB018137164A patent/CN1237228C/zh not_active Expired - Fee Related
- 2001-08-02 PT PT01958738T patent/PT1309755E/pt unknown
- 2001-08-02 AT AT01958738T patent/ATE547562T2/de active
- 2001-08-02 WO PCT/SE2001/001698 patent/WO2002012622A1/en active IP Right Grant
- 2001-08-02 CN CNB018146910A patent/CN1302176C/zh not_active Expired - Fee Related
- 2001-08-02 CN CN01814583A patent/CN1449464A/zh active Pending
- 2001-08-02 WO PCT/SE2001/001700 patent/WO2002012624A1/en active IP Right Grant
- 2001-08-02 EP EP01958740A patent/EP1309758B1/en not_active Expired - Lifetime
- 2001-08-02 ES ES01958740T patent/ES2384994T3/es not_active Expired - Lifetime
- 2001-08-02 AU AU2001280361A patent/AU2001280361B2/en not_active Ceased
- 2001-08-02 NZ NZ523956A patent/NZ523956A/en not_active IP Right Cessation
- 2001-08-02 KR KR20037001171A patent/KR20030042445A/ko not_active Application Discontinuation
- 2001-08-02 BR BRPI0112907-4A patent/BR0112907B1/pt not_active IP Right Cessation
- 2001-08-02 JP JP2002517897A patent/JP2004506105A/ja active Pending
- 2001-08-02 CA CA002418416A patent/CA2418416A1/en not_active Abandoned
- 2001-08-02 WO PCT/SE2001/001701 patent/WO2002012626A1/en active IP Right Grant
- 2001-08-02 CA CA002418413A patent/CA2418413C/en not_active Expired - Fee Related
- 2001-08-02 MX MXPA03001056 patent/MX259234B/es active IP Right Grant
- 2001-08-02 AU AU8036101A patent/AU8036101A/xx active Pending
- 2001-08-02 CZ CZ2003-371A patent/CZ304877B6/cs not_active IP Right Cessation
- 2001-08-02 JP JP2002517895A patent/JP2004506104A/ja active Pending
- 2001-08-02 EP EP01961489A patent/EP1309757A1/en not_active Withdrawn
- 2001-08-02 BR BR0112904-0A patent/BR0112904A/pt not_active IP Right Cessation
- 2001-08-02 AT AT01958740T patent/ATE553259T1/de active
- 2001-08-02 AU AU8035901A patent/AU8035901A/xx active Pending
- 2001-08-02 AU AU2001280359A patent/AU2001280359B2/en not_active Ceased
- 2001-08-02 MX MXPA03000869 patent/MX252220B/es active IP Right Grant
- 2001-08-02 JP JP2002517893A patent/JP2004506103A/ja active Pending
- 2001-08-02 PT PT01958740T patent/PT1309758E/pt unknown
- 2001-08-02 CA CA2418400A patent/CA2418400C/en not_active Expired - Fee Related
- 2001-08-02 KR KR1020037001170A patent/KR100560239B1/ko not_active IP Right Cessation
- 2001-08-02 BR BRPI0112906-6A patent/BR0112906B1/pt not_active IP Right Cessation
- 2001-08-02 PT PT01958739T patent/PT1309756E/pt unknown
- 2001-08-02 ES ES01958738.5T patent/ES2382790T5/es not_active Expired - Lifetime
- 2001-08-02 EP EP01958739A patent/EP1309756B1/en not_active Expired - Lifetime
- 2001-08-02 JP JP2002517894A patent/JP2004514796A/ja active Pending
- 2001-08-02 ES ES01958739T patent/ES2388659T3/es not_active Expired - Lifetime
- 2001-08-03 AR ARP010103724A patent/AR031982A1/es not_active Application Discontinuation
- 2001-08-03 AR ARP010103721A patent/AR030313A1/es not_active Application Discontinuation
- 2001-08-03 AR ARP010103722A patent/AR030314A1/es not_active Application Discontinuation
- 2001-08-03 AR ARP010103723A patent/AR030438A1/es not_active Application Discontinuation
-
2003
- 2003-01-23 MX MXPA03000677A patent/MXPA03000677A/es unknown
- 2003-01-27 MX MX2007016467A patent/MX275177B/es unknown
- 2003-02-04 NO NO20030559A patent/NO332614B1/no not_active IP Right Cessation
Also Published As
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AU2001280361B2 (en) | A process for the production of paper | |
US7488402B2 (en) | Process for production of paper | |
AU2001280361A1 (en) | A process for the production of paper | |
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AU2003238688B2 (en) | Process for manufacturing paper | |
AU2003238688A1 (en) | Process for manufacturing paper | |
EP1546455A1 (en) | Cationised polysaccharide product | |
ZA200301792B (en) | A process for the production of paper. | |
US20040138438A1 (en) | Cationised polysaccharide product | |
US20040104004A1 (en) | Cationised polysaccharide product | |
CZ304557B6 (cs) | Způsob výroby papíru |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FGA | Letters patent sealed or granted (standard patent) | ||
PC | Assignment registered |
Owner name: KEMIRA OYJ Free format text: FORMER OWNER WAS: AKZO NOBEL N.V. |
|
MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |