SE0000342L - Kontinuerlig kokning med kallimpregnering och kontroll av upplöst organiskt material (dom) - Google Patents

Kontinuerlig kokning med kallimpregnering och kontroll av upplöst organiskt material (dom)

Info

Publication number: SE0000342L
Authority: SE; Sweden
Prior art keywords: zone; chips; dom; control; organic matter
Prior art date: 1997-08-07

Application number

SE0000342A

Other languages

English (en)

Other versions

SE530719C2 (sv

SE0000342D0 (sv

Inventor

Bertil C Stromberg

Robert J Prough

Kaj O Henricson

Bruno S Marcoccia

Original Assignee

Ahlstrom Machinery Inc

Priority date (The priority date 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 date listed.)

1997-08-07

Filing date

2000-02-03

Publication date

2000-04-07

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25430133&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE0000342(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

2000-02-03 Application filed by Ahlstrom Machinery Inc filed Critical Ahlstrom Machinery Inc

2000-02-03 Publication of SE0000342D0 publication Critical patent/SE0000342D0/sv

2000-04-07 Publication of SE0000342L publication Critical patent/SE0000342L/sv

2008-08-19 Publication of SE530719C2 publication Critical patent/SE530719C2/sv

Links

238000009835 boiling Methods 0.000 title 1
239000005446 dissolved organic matter Substances 0.000 title 1
238000005470 impregnation Methods 0.000 title 1
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
239000003513 alkali Substances 0.000 abstract 3
239000007788 liquid Substances 0.000 abstract 3
229920001131 Pulp (paper) Polymers 0.000 abstract 1
238000000605 extraction Methods 0.000 abstract 1
239000000835 fiber Substances 0.000 abstract 1
239000002655 kraft paper Substances 0.000 abstract 1
238000000034 method Methods 0.000 abstract 1
239000002023 wood Substances 0.000 abstract 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
- 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
- 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

Landscapes

Chemical & Material Sciences (AREA)
Inorganic Chemistry (AREA)
Paper (AREA)

SE0000342A 1997-08-07 2000-02-03 Kontinuerlig kokning av cellulosahaltigt material med förbehandling med alkaliska vätskor i två steg SE530719C2 (sv)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
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

Publications (3)

Publication Number	Publication Date
SE0000342D0 SE0000342D0 (sv)	2000-02-03
SE0000342L true SE0000342L (sv)	2000-04-07
SE530719C2 SE530719C2 (sv)	2008-08-19

Family

ID=25430133

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE0000342A SE530719C2 (sv)	1997-08-07	2000-02-03	Kontinuerlig kokning av cellulosahaltigt material med förbehandling med alkaliska vätskor i två steg

Country Status (9)

Country	Link
US (1)	US5958181A (sv)
JP (1)	JP3447264B2 (sv)
AU (1)	AU8682298A (sv)
BR (1)	BR9812273B1 (sv)
CA (1)	CA2297980C (sv)
FI (1)	FI123040B (sv)
SE (1)	SE530719C2 (sv)
WO (1)	WO1999007936A1 (sv)
ZA (1)	ZA987128B (sv)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
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
US6436233B1 (en)	2000-05-18	2002-08-20	Andritz Inc.	Feeding cellulose material to a treatment vessel
US6451172B1 (en)	2000-05-18	2002-09-17	Andritz Inc.	In-line drainer enhancements
US20030131956A1 (en) *	2002-01-16	2003-07-17	Stromberg C. Bertil	Continuous pulping processes and systems
RU2233927C1 (ru) *	2003-07-29	2004-08-10	Закрытое акционерное общество "Картонтара"	Способ получения волокнистого полуфабриката высокого выхода
US7452444B2 (en) *	2004-05-26	2008-11-18	International Paper Company	Digester wash extraction by individual screen flow control
RU2281353C1 (ru) *	2004-12-23	2006-08-10	Открытое акционерное общество "Центральный научно-исследовательский институт бумаги" (ОАО "ЦНИИБ")	Способ получения волокнистого полуфабриката высокого выхода
RU2287034C1 (ru) *	2005-04-15	2006-11-10	Государственное образовательное учреждение высшего профессионального образования "Пермский государственный технический университет"	Способ получения химико-термомеханической массы
SE530332C2 (sv) *	2006-11-07	2008-05-06	Metso Fiber Karlstad Ab	Förfarande för att energieffektivt producera cellulosamassa i ett kontinuerligt kokeri
WO2008088077A1 (ja) *	2007-01-15	2008-07-24	Nihon Cellulose Co., Ltd.	パルプの製造方法
US8986504B1 (en)	2013-10-25	2015-03-24	International Paper Company	Digester apparatus
MY191386A (en) *	2014-10-15	2022-06-22	Canfor Pulp Ltd	Integrated kraft pulp mill and thermochemical conversion system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
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
AU2697295A (en) *	1994-09-02	1996-03-27	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 JP JP2000506411A patent/JP3447264B2/ja not_active Expired - Fee Related
- 1998-08-03 AU AU86822/98A patent/AU8682298A/en not_active Abandoned
- 1998-08-03 CA CA002297980A patent/CA2297980C/en not_active Expired - Fee Related
- 1998-08-03 BR BRPI9812273-8A patent/BR9812273B1/pt not_active IP Right Cessation
- 1998-08-03 WO PCT/US1998/016038 patent/WO1999007936A1/en not_active Ceased
- 1998-08-07 ZA ZA987128A patent/ZA987128B/xx unknown
2000
- 2000-01-26 FI FI20000167A patent/FI123040B/sv 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
FI20000167L (sv)	2000-04-03
JP3447264B2 (ja)	2003-09-16
CA2297980A1 (en)	1999-02-18
FI123040B (sv)	2012-10-15
US5958181A (en)	1999-09-28
JP2001512795A (ja)	2001-08-28
AU8682298A (en)	1999-03-01
WO1999007936A1 (en)	1999-02-18
SE530719C2 (sv)	2008-08-19
BR9812273B1 (pt)	2010-03-09
CA2297980C (en)	2004-10-12
ZA987128B (en)	1999-02-08
SE0000342D0 (sv)	2000-02-03
BR9812273A (pt)	2000-07-18

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Legal Events

Date	Code	Title	Description
2017-03-28	NUG	Patent has lapsed