BRPI0718575A2 - Método para uma produção eficiente de energia de polpa de celulose em um digestor contínuo - Google Patents

Método para uma produção eficiente de energia de polpa de celulose em um digestor contínuo

Info

Publication number: BRPI0718575A2
Authority: BR; Brazil
Prior art keywords: energy production; cellulose pulp; efficient energy; continuous digester; digester
Prior art date: 2006-11-07

Application number

BRPI0718575-8A2A

Other languages

English (en)

Inventor

Vidar Snekkenes

Original Assignee

Metso Fiber Karlstad Ab

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.)

2006-11-07

Filing date

2007-11-05

Publication date

2014-12-23

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39327455&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0718575(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

2007-11-05 Application filed by Metso Fiber Karlstad Ab filed Critical Metso Fiber Karlstad Ab

2014-12-23 Publication of BRPI0718575A2 publication Critical patent/BRPI0718575A2/pt

2015-12-01 Publication of BRPI0718575A8 publication Critical patent/BRPI0718575A8/pt

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
- D21C7/00—Digesters
- D21C7/14—Means for circulating the lye
- 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
- D21C7/00—Digesters
- D21C7/06—Feeding devices
- 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
- D21C7/00—Digesters
- D21C7/10—Heating devices
- 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)

BRPI0718575A 2006-11-07 2007-11-05 Método para uma produção eficiente de energia de polpa de celulose em um digestor contínuo BRPI0718575A8 (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
SE0602349A SE0602349L (sv)	2006-11-07	2006-11-07	Förfarande för att energieffektivt producera cellulosamassa i ett kontinuerligt kokeri
PCT/SE2007/050819 WO2008057040A1 (en)	2006-11-07	2007-11-05	Method for an energy efficient production of cellulose pulp in a continuous digester

Publications (2)

Publication Number	Publication Date
BRPI0718575A2 true BRPI0718575A2 (pt)	2014-12-23
BRPI0718575A8 BRPI0718575A8 (pt)	2015-12-01

Family

ID=39327455

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BRPI0718575A BRPI0718575A8 (pt)	2006-11-07	2007-11-05	Método para uma produção eficiente de energia de polpa de celulose em um digestor contínuo

Country Status (7)

Country	Link
US (1)	US8691049B2 (pt)
EP (1)	EP2265759B1 (pt)
JP (1)	JP5130302B2 (pt)
CN (1)	CN101535562B (pt)
BR (1)	BRPI0718575A8 (pt)
SE (1)	SE0602349L (pt)
WO (1)	WO2008057040A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US8444809B2 (en) *	2007-06-25	2013-05-21	Andritz Inc.	Method and system for direct contact of hot liquor with wood chips in transfer circulation
US9644317B2 (en) *	2014-11-26	2017-05-09	International Paper Company	Continuous digester and feeding system
SE539449C2 (en) *	2015-11-16	2017-09-26	Valmet Oy	Method for heating cellulosic material to full cooking temperature in digesters
FI127712B (fi) *	2016-04-22	2018-12-31	Andritz Oy	Menetelmä ja järjestely prosessihöyryn tuottamiseksi
FI131367B1 (fi) *	2016-06-06	2025-03-11	Andritz Oy	Menetelmä kemiallisen massan tuottamiseksi sellutehtaan keittämöllä

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN87103255B (zh) *	1987-04-29	1988-10-05	轻工业部杭州轻工机械设计研究所	连续蒸煮器的进料装置
FI82079C (fi) *	1989-04-27	1993-05-11	Poeyry Jaakko & Co Oy	Foerfarande och anordning foer kontinuerlig kokning av cellulosa
SE502134C2 (sv)	1994-02-10	1995-08-28	Kvaerner Pulping Tech	Optimering av vätske/ved-förhållande i förimpregneringskärl och kontinuerlig kokare vid framställning av kemisk massa
US6306252B1 (en) *	1995-04-10	2001-10-23	Andritz-Ahlstrom Inc.	Heat recovery from spent digester cooking liquor
US5635026A (en) *	1995-11-13	1997-06-03	Ahlstrom Machinery Inc.	Cooking cellulose material with high alkali concentrations and/or high pH
US6203662B1 (en) *	1997-08-07	2001-03-20	Kvaerner Pulping Ab	Method for the continuous cooking of pulp in a digester system having a top separator
US5958181A (en)	1997-08-07	1999-09-28	Ahlstrom Machinery, Inc.	Continuous cooking with a two-stage cool impregnation
US6176971B1 (en)	1998-11-18	2001-01-23	Andritz-Ahlstrom Inc.	Heat economy enhancements for the recovery and use of energy obtained from spent cooking liquors
SE520956C2 (sv) *	2001-12-05	2003-09-16	Kvaerner Pulping Tech	Kontinuerlig kokning med extra uppehållstid för avdragen vätska utanför kokaren
SE0200185L (sv) *	2002-01-24	2002-12-10	Kvaerner Pulping Tech	Förfarande för att öka värmeekonomin i kokarsystemet vid kontinuerlig kokning
SE527058C2 (sv) *	2004-02-09	2005-12-13	Kvaerner Pulping Tech	Kontinuerlig kokprocess med förbättrad värmeekonomi
FI120547B (fi) *	2004-10-04	2009-11-30	Metso Paper Inc	Alkalinen keittomenetelmä ja laitteisto massan valmistamiseksi

2006
- 2006-11-07 SE SE0602349A patent/SE0602349L/xx not_active IP Right Cessation
2007
- 2007-11-05 CN CN200780041440.XA patent/CN101535562B/zh not_active Expired - Fee Related
- 2007-11-05 BR BRPI0718575A patent/BRPI0718575A8/pt not_active IP Right Cessation
- 2007-11-05 US US12/443,925 patent/US8691049B2/en not_active Expired - Fee Related
- 2007-11-05 EP EP07835403.2A patent/EP2265759B1/en not_active Not-in-force
- 2007-11-05 JP JP2009536201A patent/JP5130302B2/ja not_active Expired - Fee Related
- 2007-11-05 WO PCT/SE2007/050819 patent/WO2008057040A1/en not_active Ceased

Also Published As

Publication number	Publication date
SE530332C2 (sv)	2008-05-06
US20100071861A1 (en)	2010-03-25
JP5130302B2 (ja)	2013-01-30
CN101535562B (zh)	2012-09-26
SE0602349L (sv)	2008-05-06
JP2010509515A (ja)	2010-03-25
EP2265759A4 (en)	2013-01-09
US8691049B2 (en)	2014-04-08
EP2265759A1 (en)	2010-12-29
BRPI0718575A8 (pt)	2015-12-01
WO2008057040A1 (en)	2008-05-15
EP2265759B1 (en)	2014-05-21
CN101535562A (zh)	2009-09-16

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Legal Events

Date	Code	Title	Description
2015-11-17	B25A	Requested transfer of rights approved	Owner name: METSO PAPER SWEDEN AKTIEBOLAG (SE)
2015-12-01	B25D	Requested change of name of applicant approved	Owner name: VALMET AKTIEBOLAG (SE)
2017-08-29	B08F	Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
2017-12-19	B08K	Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]