FI20000167A - Menetelmä hiennonetun selluloosapitoisen kuitumateriaalin keittämiseksi ja menetelmän mukaisesti valmistettu sulfaattimassa - Google Patents
Menetelmä hiennonetun selluloosapitoisen kuitumateriaalin keittämiseksi ja menetelmän mukaisesti valmistettu sulfaattimassa Download PDFInfo
- Publication number
- FI20000167A FI20000167A FI20000167A FI20000167A FI20000167A FI 20000167 A FI20000167 A FI 20000167A FI 20000167 A FI20000167 A FI 20000167A FI 20000167 A FI20000167 A FI 20000167A FI 20000167 A FI20000167 A FI 20000167A
- Authority
- FI
- Finland
- Prior art keywords
- boiling
- prepared according
- finely divided
- fibrous material
- cellulosic fibrous
- Prior art date
Links
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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- D21C3/24—Continuous 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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
-
- 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US91136697 | 1997-08-07 | ||
US08/911,366 US5958181A (en) | 1997-08-07 | 1997-08-07 | Continuous cooking with a two-stage cool impregnation |
PCT/US1998/016038 WO1999007936A1 (en) | 1997-08-07 | 1998-08-03 | Continuous cooking with cool impregnation and dom control |
US9816038 | 1998-08-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
FI20000167A true FI20000167A (fi) | 2000-04-03 |
FI123040B FI123040B (fi) | 2012-10-15 |
Family
ID=25430133
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20000167A FI123040B (fi) | 1997-08-07 | 2000-01-26 | Menetelmä hiennonetun selluloosapitoisen kuitumateriaalin keittämiseksi ja menetelmän mukaisesti valmistettu sulfaattimassa |
Country Status (9)
Country | Link |
---|---|
US (1) | US5958181A (fi) |
JP (1) | JP3447264B2 (fi) |
AU (1) | AU8682298A (fi) |
BR (1) | BR9812273B1 (fi) |
CA (1) | CA2297980C (fi) |
FI (1) | FI123040B (fi) |
SE (1) | SE530719C2 (fi) |
WO (1) | WO1999007936A1 (fi) |
ZA (1) | ZA987128B (fi) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20010032711A1 (en) * | 1998-10-26 | 2001-10-25 | C. Bertil Stromberg | Pulp cooking with particular alkali profiles |
US6451172B1 (en) | 2000-05-18 | 2002-09-17 | Andritz Inc. | In-line drainer enhancements |
US6436233B1 (en) | 2000-05-18 | 2002-08-20 | Andritz Inc. | Feeding cellulose material to a treatment vessel |
US20030131956A1 (en) * | 2002-01-16 | 2003-07-17 | Stromberg C. Bertil | Continuous pulping processes and systems |
US7452444B2 (en) * | 2004-05-26 | 2008-11-18 | International Paper Company | Digester wash extraction by individual screen flow control |
SE530332C2 (sv) * | 2006-11-07 | 2008-05-06 | Metso Fiber Karlstad Ab | Förfarande för att energieffektivt producera cellulosamassa i ett kontinuerligt kokeri |
JP5360546B2 (ja) * | 2007-01-15 | 2013-12-04 | 日本セルロース株式会社 | パルプの製造方法 |
US8986504B1 (en) | 2013-10-25 | 2015-03-24 | International Paper Company | Digester apparatus |
JP6773658B2 (ja) * | 2014-10-15 | 2020-10-21 | キャンフォー パルプ リミティド | 統合されたクラフトパルプ工場および熱化学変換システム |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1922262A (en) * | 1930-10-31 | 1933-08-15 | Jr James H Ross | Process of making chemical pulp |
US1949669A (en) * | 1932-06-20 | 1934-03-06 | Sldney D Wells | Apparatus for treating fibrous material |
US2671727A (en) * | 1948-05-05 | 1954-03-09 | West Virginia Pulp & Paper Co | Manufacture of pulp by the alkaline process |
US2789051A (en) * | 1951-12-06 | 1957-04-16 | West Virginia Pulp & Paper Co | Method for continuous cooking of chips in the manufacture of pulp |
SE452482B (sv) * | 1982-04-28 | 1987-11-30 | Sunds Defibrator | Forfarande for satsvis framstellning av sulfatmassa med hog delignifieringsgrad |
FI66215C (fi) * | 1982-12-14 | 1984-09-10 | Ekono Oy | Saett vid kontinuerlig uppslutning av finfoerdelat cellulosahaltigt material |
US5489363A (en) * | 1993-05-04 | 1996-02-06 | Kamyr, Inc. | Pulping with low dissolved solids for improved pulp strength |
WO1996007786A1 (en) * | 1994-09-02 | 1996-03-14 | Kamyr, Inc. | Continuous kraft cooking with black liquor pretreatment |
US5674359A (en) * | 1995-02-08 | 1997-10-07 | Ahlstrom Machinery Inc. | Continuous cooking of cellulosic fibrous material with cold alkali impregnation |
US6248208B1 (en) * | 1995-06-02 | 2001-06-19 | Andritz-Ahlstrom Inc. | Pretreatment of chips before cooking |
US5635026A (en) * | 1995-11-13 | 1997-06-03 | Ahlstrom Machinery Inc. | Cooking cellulose material with high alkali concentrations and/or high pH |
-
1997
- 1997-08-07 US US08/911,366 patent/US5958181A/en not_active Expired - Lifetime
-
1998
- 1998-08-03 BR BRPI9812273-8A patent/BR9812273B1/pt not_active IP Right Cessation
- 1998-08-03 JP JP2000506411A patent/JP3447264B2/ja not_active Expired - Fee Related
- 1998-08-03 CA CA002297980A patent/CA2297980C/en not_active Expired - Fee Related
- 1998-08-03 AU AU86822/98A patent/AU8682298A/en not_active Abandoned
- 1998-08-03 WO PCT/US1998/016038 patent/WO1999007936A1/en active Application Filing
- 1998-08-07 ZA ZA987128A patent/ZA987128B/xx unknown
-
2000
- 2000-01-26 FI FI20000167A patent/FI123040B/fi not_active IP Right Cessation
- 2000-02-03 SE SE0000342A patent/SE530719C2/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA2297980A1 (en) | 1999-02-18 |
JP2001512795A (ja) | 2001-08-28 |
FI123040B (fi) | 2012-10-15 |
BR9812273B1 (pt) | 2010-03-09 |
WO1999007936A1 (en) | 1999-02-18 |
BR9812273A (pt) | 2000-07-18 |
SE0000342L (sv) | 2000-04-07 |
CA2297980C (en) | 2004-10-12 |
ZA987128B (en) | 1999-02-08 |
US5958181A (en) | 1999-09-28 |
SE0000342D0 (sv) | 2000-02-03 |
AU8682298A (en) | 1999-03-01 |
JP3447264B2 (ja) | 2003-09-16 |
SE530719C2 (sv) | 2008-08-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI896074A0 (fi) | Menetelmä selluloosapitoisen kuituaineksen yhtäjaksoisessa hajotuskeitossa | |
FI103418B (fi) | Menetelmä ja laite selluloosamassan valmistamiseen käytettävän kuituai neksen esikäsittelemiseksi | |
PL347325A1 (en) | Composites containing cellulosic pulp fibers and methods of making and using the same | |
NO174900C (no) | Fremgangsmåte for fremstilling av bleket lignocellulosemateriale | |
SE0500751L (sv) | Matning av finfördelat fibermaterial | |
ZA905455B (en) | Absorbent fibrous web containing cellulose-containing recycled material | |
FI943541A0 (fi) | Kuitupitoisen kasvimateriaalin kuidutus ja syntyvien sivutuotteiden talteenotto | |
FI973649A0 (fi) | Selluloosamassan valmistuksessa käytettävän kuitumateriaalin käsittely | |
FI20000167A (fi) | Menetelmä hiennonetun selluloosapitoisen kuitumateriaalin keittämiseksi ja menetelmän mukaisesti valmistettu sulfaattimassa | |
KR930702565A (ko) | 폴리벤즈아졸 중합체를 포함하는 펄프 및 단섬유의 합성법 | |
BR9104774A (pt) | Metodo de deslignificacao de material fibroso celulosico triturado acidificado e aparelho para deslignificar polpa de papel | |
FI964499A (fi) | Menetelmä delignifioitujen ja valkaistujen kemiallisten paperimassojen valmistamiseksi | |
NO176061C (no) | Fremgangsmåte ved bleking av masse av celluloseinneholdende fibermateriale | |
GB2287258B (en) | Processing of cellulosic pulp | |
FI20002647A0 (fi) | Menetelmä hienonnetun selluloosapitoisen kuitumateriaalin käsittelemiseksi | |
FI913806A0 (fi) | Menetelmä ja laitteisto lastulevyjen ja vastaavien levyrakenneaineiden valmistamiseksi | |
BR9104366A (pt) | Metodo de deslignificacao de material fibroso celulosico triturado e aparelho para deslignificar polpa | |
ZA955827B (en) | Bleaching of high consistency lignocellulosic pulp | |
NO176060C (no) | Fremgangsmåte ved bleking av masse av celluloseholdig fibermateriale | |
FI19992216A (fi) | Menetelmä hienonnetun selluloosapitoisen kuitumateriaalin suspension käsittelemiseksi ja käsittelyastia | |
BR9103651A (pt) | Processo para retirar tinta de polpa celulosica fibrosa de papel reciclado,processo para producao de papel reciclado e aparelho para separar particulas de tinta de polpa de papel reciclado | |
NO951190D0 (no) | Forbedret bleking av höykonsistens-lignocellulosemasse | |
FI980811A (fi) | Selluloosan kaltainen "Frost-Fibre"-kuitumassa ja menetelmä selluloosan kaltaisen kuitumassan valmistamiseksi | |
FI98225B (fi) | Menetelmä haitallisten epäpuhtauksien poistamiseksi selluloosapitoisen materiaalin alkalisen delignifioinnin yhteydessä | |
BR9201075A (pt) | Metodo de producao de polpa e metodo de tratamento de material fibroso celulosico triturado |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Patent granted |
Ref document number: 123040 Country of ref document: FI Kind code of ref document: B |
|
MD | Opposition filed |
Opponent name: KVAERNER PULPING AB Opponent name: METSO PAPER SWEDEN AB |
|
FG | Patent granted |
Ref document number: 123040 Country of ref document: FI Kind code of ref document: B Effective date: 20121015 |
|
MM | Patent lapsed |