NO981794L - Oksygendelignifisering av lignocelluloseholdig masse i to trinn - Google Patents

Oksygendelignifisering av lignocelluloseholdig masse i to trinn

Info

Publication number: NO981794L
Authority: NO; Norway
Prior art keywords: oxygen; delignification; pulp; ligation; steps
Prior art date: 1995-10-23

Application number

NO981794A

Other languages

English (en)

Other versions

NO981794D0 (no

NO324111B1 (no

Inventor

Monica Bokstraem

Solveig Nordun

Pia Mellander

Original Assignee

Sunds Defibrator Ind 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.)

1995-10-23

Filing date

1998-04-22

Publication date

1998-04-22

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20399927&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO981794(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1998-04-22 Application filed by Sunds Defibrator Ind Ab filed Critical Sunds Defibrator Ind Ab

1998-04-22 Publication of NO981794L publication Critical patent/NO981794L/no

1998-04-22 Publication of NO981794D0 publication Critical patent/NO981794D0/no

2007-08-27 Publication of NO324111B1 publication Critical patent/NO324111B1/no

Links

QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title abstract 4
229910052760 oxygen Inorganic materials 0.000 title abstract 4
239000001301 oxygen Substances 0.000 title abstract 4
239000003513 alkali 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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Paper (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)
Detergent Compositions (AREA)

NO19981794A 1995-10-23 1998-04-22 Fremgangsmate for forlenget oksygendelignifisering av lignocelluloseholdig masse i to trinn NO324111B1 (no)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
SE9503720A SE505141C2 (sv)	1995-10-23	1995-10-23	Syrgasdelignifiering av massa i två steg med hög satsning av alkali och syrgas och temperatur under 90 C i första steget
PCT/SE1996/001154 WO1997015715A1 (en)	1995-10-23	1996-09-18	Oxygen delignification of lignocellulosic pulp in two steps

Publications (3)

Publication Number	Publication Date
NO981794L true NO981794L (no)	1998-04-22
NO981794D0 NO981794D0 (no)	1998-04-22
NO324111B1 NO324111B1 (no)	2007-08-27

Family

ID=20399927

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO19981794A NO324111B1 (no)	1995-10-23	1998-04-22	Fremgangsmate for forlenget oksygendelignifisering av lignocelluloseholdig masse i to trinn

Country Status (18)

Country	Link
US (1)	US6221206B1 (no)
EP (1)	EP0857231B1 (no)
JP (1)	JP3459072B2 (no)
CN (1)	CN1072743C (no)
AT (1)	ATE254687T1 (no)
AU (1)	AU691132B2 (no)
BR (1)	BR9611243A (no)
CA (1)	CA2231048C (no)
DE (1)	DE69630803T2 (no)
ES (1)	ES2206598T3 (no)
MY (1)	MY117900A (no)
NO (1)	NO324111B1 (no)
NZ (1)	NZ320687A (no)
PT (1)	PT857231E (no)
RU (1)	RU2148118C1 (no)
SE (1)	SE505141C2 (no)
WO (1)	WO1997015715A1 (no)
ZA (1)	ZA967932B (no)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE510740C2 (sv) *	1996-11-26	1999-06-21	Sunds Defibrator Ind Ab	Styrning av syrgasdelignifiering
SE9803474L (sv) *	1998-10-08	2000-04-09	Valmet Fibertech Ab	Syrgasblekning av massa
FI113187B (fi)	1999-05-28	2007-09-25	Metso Paper Pori Oy	Menetelmä massan käsittelemiseksi
SE522593C2 (sv)	1999-07-06	2004-02-24	Kvaerner Pulping Tech	System och förfarande för syragasdelignifiering av massa av lignocellulosahaltigt material
FI117391B (fi)	2000-05-16	2006-09-29	Andritz Oy	Menetelmä ja laitteisto massan käsittelemiseksi
US20050087315A1 (en) *	2003-10-28	2005-04-28	Donovan Joseph R.	Low consistency oxygen delignification process
SE0403222L (sv) *	2004-12-30	2005-11-08	Kvaerner Pulping Tech	Metod för syrgasdelignifiering av cellulosamassa vid högt tryck i flera steg
SE526707C2 (sv) *	2004-12-30	2005-10-25	Kvaerner Pulping Tech	Metod för syrgasdelignifiering av cellulosamassa med inmixning av kemikalier vid högt tryck
CN100400744C (zh) *	2006-05-26	2008-07-09	华南理工大学	中浓纸浆稳压双升流塔氧气漂白方法
US9469548B2 (en)	2015-02-20	2016-10-18	Hydro Dynamics, Inc.	Continuous hydrodynamic cavitation crystallization
US10220365B2 (en)	2015-03-31	2019-03-05	Hydro Dynamics, Inc.	Method and apparatus for hydrogenating substances using controlled mechanically induced cavitation
SG10202107085TA (en) *	2015-04-10	2021-08-30	Comet Biorefining Inc	Methods and compositions for the treatment of cellulosic biomass and products produced thereby
US10011804B2 (en)	2015-08-21	2018-07-03	Ecoxtraction, Llc	Method of extracting CBD, THC, and other compounds from cannabis using controlled cavitation
KR102656393B1 (ko) *	2017-09-11	2024-04-12	솔레니스 테크놀러지스, 엘.피.	화학 목재 펄프의 향상된 산소 탈리그닌화 방법
US11660581B2 (en)	2020-04-30	2023-05-30	Hydro Dynamics, Inc.	System and method for treatment of plants for synthesis of compounds therefrom

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI71178C (fi) *	1984-11-08	1988-05-18	Rauma Repola Oy	Foerfarande foer reglering av syreblekningsprocess.
AU595842B2 (en) *	1985-11-15	1990-04-12	Canadian Liquid Air Ltd.	Pulp bleaching
US5217575A (en) *	1988-10-18	1993-06-08	Kamyr Ab	Process for oxygen bleaching using two vertical reactors
US4946556A (en) *	1989-04-25	1990-08-07	Kamyr, Inc.	Method of oxygen delignifying wood pulp with between stage washing
US5034095A (en) *	1989-06-01	1991-07-23	Oji Paper Co., Ltd.	Apparatus and process for the delignification of cellulose pulp

1995
- 1995-10-23 SE SE9503720A patent/SE505141C2/sv not_active IP Right Cessation
1996
- 1996-09-18 NZ NZ320687A patent/NZ320687A/en unknown
- 1996-09-18 DE DE69630803T patent/DE69630803T2/de not_active Revoked
- 1996-09-18 EP EP96935649A patent/EP0857231B1/en not_active Revoked
- 1996-09-18 JP JP51652197A patent/JP3459072B2/ja not_active Expired - Fee Related
- 1996-09-18 CA CA002231048A patent/CA2231048C/en not_active Expired - Fee Related
- 1996-09-18 AU AU73483/96A patent/AU691132B2/en not_active Ceased
- 1996-09-18 BR BR9611243A patent/BR9611243A/pt not_active IP Right Cessation
- 1996-09-18 ES ES96935649T patent/ES2206598T3/es not_active Expired - Lifetime
- 1996-09-18 PT PT96935649T patent/PT857231E/pt unknown
- 1996-09-18 AT AT96935649T patent/ATE254687T1/de not_active IP Right Cessation
- 1996-09-18 CN CN96197756A patent/CN1072743C/zh not_active Expired - Lifetime
- 1996-09-18 RU RU98109942A patent/RU2148118C1/ru active
- 1996-09-18 WO PCT/SE1996/001154 patent/WO1997015715A1/en not_active Ceased
- 1996-09-19 ZA ZA967932A patent/ZA967932B/xx unknown
- 1996-09-24 MY MYPI96003947A patent/MY117900A/en unknown
1997
- 1997-09-11 US US08/927,925 patent/US6221206B1/en not_active Expired - Fee Related
1998
- 1998-04-22 NO NO19981794A patent/NO324111B1/no not_active IP Right Cessation

Also Published As

Publication number	Publication date
PT857231E (pt)	2004-04-30
AU691132B2 (en)	1998-05-07
NZ320687A (en)	1998-11-25
SE9503720D0 (sv)	1995-10-23
CA2231048A1 (en)	1997-05-01
SE9503720L (sv)	1997-04-24
JPH11514410A (ja)	1999-12-07
NO981794D0 (no)	1998-04-22
MY117900A (en)	2004-08-30
EP0857231A1 (en)	1998-08-12
EP0857231B1 (en)	2003-11-19
US6221206B1 (en)	2001-04-24
JP3459072B2 (ja)	2003-10-20
SE505141C2 (sv)	1997-06-30
CN1072743C (zh)	2001-10-10
CN1200154A (zh)	1998-11-25
BR9611243A (pt)	1999-03-30
CA2231048C (en)	2007-11-20
NO324111B1 (no)	2007-08-27
ATE254687T1 (de)	2003-12-15
AU7348396A (en)	1997-05-15
ZA967932B (en)	1997-04-07
RU2148118C1 (ru)	2000-04-27
DE69630803T2 (de)	2004-09-30
ES2206598T3 (es)	2004-05-16
WO1997015715A1 (en)	1997-05-01
DE69630803D1 (de)	2003-12-24

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Legal Events

Date	Code	Title	Description
2010-04-26	MM1K	Lapsed by not paying the annual fees