FI991366L - Method for processing mechanical pulps - Google Patents

Method for processing mechanical pulps Download PDF

Info

Publication number: FI991366L
Authority: FI; Finland
Prior art keywords: mechanical pulps; processing mechanical; processing; pulps; mechanical
Prior art date: 1999-06-15

Application number

FI991366A

Other languages

Finnish (fi)

Swedish (sv)

Other versions

FI991366A0 (en

FI107545B (en

Inventor

Jukka Jaekaerae

Aarto Paren

Original Assignee

Kemira Chemicals Oy

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.)

1999-06-15

Filing date

1999-06-15

Publication date

2000-12-16

1999-06-15 Application filed by Kemira Chemicals Oy filed Critical Kemira Chemicals Oy

1999-06-15 Publication of FI991366A0 publication Critical patent/FI991366A0/en

1999-06-15 Priority to FI991366A priority Critical patent/FI107545B/en

2000-06-14 Priority to ES00936926T priority patent/ES2193085T3/en

2000-06-14 Priority to AT00936926T priority patent/ATE239828T1/en

2000-06-14 Priority to EP00936926A priority patent/EP1244851B1/en

2000-06-14 Priority to AU52245/00A priority patent/AU5224500A/en

2000-06-14 Priority to CA002374673A priority patent/CA2374673A1/en

2000-06-14 Priority to PCT/FI2000/000532 priority patent/WO2000077301A1/en

2000-06-14 Priority to DE60002613T priority patent/DE60002613T2/en

2000-12-16 Publication of FI991366L publication Critical patent/FI991366L/en

2001-08-31 Application granted granted Critical

2001-08-31 Publication of FI107545B publication Critical patent/FI107545B/en

2001-12-13 Priority to NO20016083A priority patent/NO20016083L/en

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
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
- D21C9/166—Bleaching ; Apparatus therefor with per compounds with peracids
- 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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Paper (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)

FI991366A 1999-06-15 1999-06-15 Process for processing mechanical masses FI107545B (en)

Priority Applications (9)

Application Number	Priority Date	Filing Date	Title
FI991366A FI107545B (en)	1999-06-15	1999-06-15	Process for processing mechanical masses
AU52245/00A AU5224500A (en)	1999-06-15	2000-06-14	Method to improve the opacity of mechanical pulp by using aliphatic peroxyacids and use of peroxyacids to improve opacity
AT00936926T ATE239828T1 (en)	1999-06-15	2000-06-14	METHOD FOR IMPROVING THE OPACITY OF MECHANICAL PULP BY USING ALIPHATIC PEROXY ACIDS AND USE OF PEROXY ACIDS TO IMPROVE OPACITY
EP00936926A EP1244851B1 (en)	1999-06-15	2000-06-14	Method to improve the opacity of mechanical pulp by using aliphatic peroxyacids and use of peroxyacids to improve opacity
ES00936926T ES2193085T3 (en)	1999-06-15	2000-06-14	PROCEDURE TO IMPROVE THE OPACITY OF THE MECHANICAL PASTE USING ALIFATIC PEROXIACIDES AND USE OF PEROXIACIDES TO IMPROVE THE OPACITY.
CA002374673A CA2374673A1 (en)	1999-06-15	2000-06-14	Method to improve the opacity of mechanical pulp by using aliphatic peroxyacids and use of peroxyacids to improve opacity
PCT/FI2000/000532 WO2000077301A1 (en)	1999-06-15	2000-06-14	Method to improve the opacity of mechanical pulp by using aliphatic peroxyacids and use of peroxyacids to improve opacity
DE60002613T DE60002613T2 (en)	1999-06-15	2000-06-14	METHOD FOR IMPROVING THE OPACITY OF MECHANICAL PULP BY USING ALIPHATIC PEROXIC ACIDS AND USING PEROXIC ACIDS TO IMPROVE OPACITY
NO20016083A NO20016083L (en)	1999-06-15	2001-12-13	Process for Improving Opacity of Wood Pulp Using Aliphatic Peroxic Acids and Using Peroxic Acids to Improve Opacity

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FI991366		1999-06-15
FI991366A FI107545B (en)	1999-06-15	1999-06-15	Process for processing mechanical masses

Publications (3)

Publication Number	Publication Date
FI991366A0 FI991366A0 (en)	1999-06-15
FI991366L true FI991366L (en)	2000-12-16
FI107545B FI107545B (en)	2001-08-31

Family

ID=8554886

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI991366A FI107545B (en)	1999-06-15	1999-06-15	Process for processing mechanical masses

Country Status (9)

Country	Link
EP (1)	EP1244851B1 (en)
AT (1)	ATE239828T1 (en)
AU (1)	AU5224500A (en)
CA (1)	CA2374673A1 (en)
DE (1)	DE60002613T2 (en)
ES (1)	ES2193085T3 (en)
FI (1)	FI107545B (en)
NO (1)	NO20016083L (en)
WO (1)	WO2000077301A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI111745B (en)	2001-12-19	2003-09-15	Kemira Chemicals Oy	Improved process for making cardboard
GB2391011A (en) *	2002-07-19	2004-01-28	Crosmill Ltd	Bleaching cellulose suspensions
CA2731431C (en)	2008-07-30	2017-06-13	Micro Motion, Inc.	Method and apparatus for pulse width modulation signal processing
FI127444B (en) *	2015-05-27	2018-06-15	Kemira Oyj	Method for reducing pulp viscosity in production of dissolving pulp
FI127996B (en) *	2016-07-01	2019-07-15	Kemira Oyj	Process for treating cellulose
WO2019048698A1 (en) *	2017-09-11	2019-03-14	Kemira Oyj	Process for treating pulp

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1119546A (en) *	1965-03-01	1968-07-10	Paper Chemistry Inst	Improved method of treating fibrous material
US5589032A (en) *	1992-09-21	1996-12-31	North Carolina State University	Process for preparing a bleaching liquor containing percarboxylic acid and caro's acid
WO1997022749A1 (en) *	1995-12-19	1997-06-26	Kvaerner Hymac Inc.	Process for treating refiner pulp

1999
- 1999-06-15 FI FI991366A patent/FI107545B/en active
2000
- 2000-06-14 ES ES00936926T patent/ES2193085T3/en not_active Expired - Lifetime
- 2000-06-14 AT AT00936926T patent/ATE239828T1/en not_active IP Right Cessation
- 2000-06-14 AU AU52245/00A patent/AU5224500A/en not_active Abandoned
- 2000-06-14 CA CA002374673A patent/CA2374673A1/en not_active Abandoned
- 2000-06-14 DE DE60002613T patent/DE60002613T2/en not_active Expired - Fee Related
- 2000-06-14 WO PCT/FI2000/000532 patent/WO2000077301A1/en not_active Ceased
- 2000-06-14 EP EP00936926A patent/EP1244851B1/en not_active Expired - Lifetime
2001
- 2001-12-13 NO NO20016083A patent/NO20016083L/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
EP1244851B1 (en)	2003-05-07
DE60002613T2 (en)	2003-11-27
FI991366A0 (en)	1999-06-15
CA2374673A1 (en)	2000-12-21
ES2193085T3 (en)	2003-11-01
AU5224500A (en)	2001-01-02
FI107545B (en)	2001-08-31
ATE239828T1 (en)	2003-05-15
NO20016083L (en)	2002-02-14
WO2000077301A1 (en)	2000-12-21
DE60002613D1 (en)	2003-06-12
EP1244851A1 (en)	2002-10-02
NO20016083D0 (en)	2001-12-13

Publication	Publication Date	Title
DE60034915D1 (en)	2007-07-05	Synchronous data processing method
DE60039086D1 (en)	2008-07-17	Information processing apparatus
DE60014833D1 (en)	2004-11-18	language processing
DE10084419T1 (en)	2002-05-08	Automated process lines
DE60003902D1 (en)	2003-08-21	SIGNAL PROCESSING
DE60022860D1 (en)	2005-11-03	WAFER PROCESSING SYSTEM
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DE60032324D1 (en)	2007-01-25	Wafer processing apparatus
EE200100237A (en)	2002-08-15	Processing unit
FI20011541L (en)	2003-01-14	Method for preparing pulp
DE60033589D1 (en)	2007-04-12	image processing
DE69905294D1 (en)	2003-03-13	IMAGE PROCESSING
FI20000453L (en)	2001-08-28	Method for preparing pulp
FI991366L (en)	2000-12-16	Method for processing mechanical pulps
FI990127A7 (en)	2000-07-23	Method for processing pulp
FI980519L (en)	1999-09-07	Method for processing pulp
FI19992215A7 (en)	2001-04-14	Calendering method
FI20010854L (en)	2001-11-12	Method for processing cellulosic material
DE60005362D1 (en)	2003-10-23	PROGRAM OVERVIEW PROCESSING
FI20002692A0 (en)	2000-12-08	Procedure for data processing
FI20001096L (en)	2001-11-11	Method for processing pulp
FI20000952L (en)	2000-10-23	Method for processing ash
FI20001095L (en)	2001-11-11	Method for processing pulp