FI911410A - Menetelmä mekaanisen massan pihkavaikeuksien vähentämiseksi - Google Patents

Menetelmä mekaanisen massan pihkavaikeuksien vähentämiseksi Download PDF

Info

Publication number: FI911410A
Authority: FI; Finland
Prior art keywords: mechanical pulp; reducing resin; pulp; difficulties; resin difficulties
Prior art date: 1991-03-22

Application number

FI911410A

Other languages

English (en)

Swedish (sv)

Other versions

FI93230B (fi

FI93230C (fi

FI911410A0 (fi

Inventor

Olli Jokinen

Christine Hagstroem-Naesi

Original Assignee

Genencor Int Europ

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.)

1991-03-22

Filing date

1991-03-22

Publication date

1992-10-05

1991-03-22 Application filed by Genencor Int Europ filed Critical Genencor Int Europ

1991-03-22 Publication of FI911410A0 publication Critical patent/FI911410A0/fi

1991-03-22 Priority to FI911410A priority Critical patent/FI93230C/fi

1992-03-16 Priority to NZ241976A priority patent/NZ241976A/en

1992-03-19 Priority to PCT/FI1992/000076 priority patent/WO1992016687A1/en

1992-03-19 Priority to EP92906287A priority patent/EP0576470B1/en

1992-03-19 Priority to ES92906287T priority patent/ES2086732T3/es

1992-03-19 Priority to AU14104/92A priority patent/AU660966B2/en

1992-03-19 Priority to DE69210811T priority patent/DE69210811T2/de

1992-03-19 Priority to AT92906287T priority patent/ATE138130T1/de

1992-03-19 Priority to CA002105159A priority patent/CA2105159A1/en

1992-03-19 Priority to DK92906287.5T priority patent/DK0576470T3/da

1992-03-19 Priority to JP4505526A priority patent/JP2588465B2/ja

1992-10-05 Publication of FI911410A publication Critical patent/FI911410A/fi

1994-11-30 Publication of FI93230B publication Critical patent/FI93230B/fi

1995-03-10 Application granted granted Critical

1995-03-10 Publication of FI93230C publication Critical patent/FI93230C/fi

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
- 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
- D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
- 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
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
- D21C5/005—Treatment of cellulose-containing material with microorganisms or enzymes

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Chemical & Material Sciences (AREA)
Biochemistry (AREA)
Microbiology (AREA)
Paper (AREA)
Processes Of Treating Macromolecular Substances (AREA)
Working-Up Tar And Pitch (AREA)

FI911410A 1991-03-22 1991-03-22 Menetelmä mekaanisen massan pihkavaikeuksien vähentämiseksi FI93230C (fi)

Priority Applications (11)

Application Number	Priority Date	Filing Date	Title
FI911410A FI93230C (fi)	1991-03-22	1991-03-22	Menetelmä mekaanisen massan pihkavaikeuksien vähentämiseksi
NZ241976A NZ241976A (en)	1991-03-22	1992-03-16	Use of (hemi)cellulase enzymes for reducing pitch trouble in mechanical
DE69210811T DE69210811T2 (de)	1991-03-22	1992-03-19	Verfahren zur verminderung der harzprobleme im mechanischen holzstoff
EP92906287A EP0576470B1 (en)	1991-03-22	1992-03-19	A method for reducing pitch trouble in mechanical pulp
ES92906287T ES2086732T3 (es)	1991-03-22	1992-03-19	Un metodo para reducir el problema de la brea en la pasta mecanica.
AU14104/92A AU660966B2 (en)	1991-03-22	1992-03-19	A method for reducing pitch trouble in mechanical pulp
PCT/FI1992/000076 WO1992016687A1 (en)	1991-03-22	1992-03-19	A method for reducing pitch trouble in mechanical pulp
AT92906287T ATE138130T1 (de)	1991-03-22	1992-03-19	Verfahren zur verminderung der harzprobleme im mechanischen holzstoff
CA002105159A CA2105159A1 (en)	1991-03-22	1992-03-19	A method for reducing pitch trouble in mechanical pulp
DK92906287.5T DK0576470T3 (da)	1991-03-22	1992-03-19	Fremgangsmåde til reduktion af begproblemer i mekanisk træmasse
JP4505526A JP2588465B2 (ja)	1991-03-22	1992-03-19	メカニカルパルプにおけるピッチ障害を低減させる方法

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FI911410		1991-03-22
FI911410A FI93230C (fi)	1991-03-22	1991-03-22	Menetelmä mekaanisen massan pihkavaikeuksien vähentämiseksi

Publications (4)

Publication Number	Publication Date
FI911410A0 FI911410A0 (fi)	1991-03-22
FI911410A true FI911410A (fi)	1992-10-05
FI93230B FI93230B (fi)	1994-11-30
FI93230C FI93230C (fi)	1995-03-10

Family

ID=8532172

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI911410A FI93230C (fi)	1991-03-22	1991-03-22	Menetelmä mekaanisen massan pihkavaikeuksien vähentämiseksi

Country Status (11)

Country	Link
EP (1)	EP0576470B1 (fi)
JP (1)	JP2588465B2 (fi)
AT (1)	ATE138130T1 (fi)
AU (1)	AU660966B2 (fi)
CA (1)	CA2105159A1 (fi)
DE (1)	DE69210811T2 (fi)
DK (1)	DK0576470T3 (fi)
ES (1)	ES2086732T3 (fi)
FI (1)	FI93230C (fi)
NZ (1)	NZ241976A (fi)
WO (1)	WO1992016687A1 (fi)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ATE477323T1 (de) *	1993-12-24	2010-08-15	Dsm Ip Assets Bv	Alkalitoleranter xylanase
US5961735A (en) *	1995-06-21	1999-10-05	North Carolina State University	Method of cleaning papermaking felts with enzymes
FI105833B (fi) *	1998-07-13	2000-10-13	Valtion Teknillinen	Menetelmä prosessivesien LK-aineiden konsentroimiseksi
US6579841B1 (en)	1998-12-18	2003-06-17	Genencor International, Inc.	Variant EGIII-like cellulase compositions
US6268328B1 (en)	1998-12-18	2001-07-31	Genencor International, Inc.	Variant EGIII-like cellulase compositions
US7977051B2 (en)	1999-04-10	2011-07-12	Danisco Us Inc.	EGIII-like enzymes, DNA encoding such enzymes and methods for producing such enzymes
ES2282020B1 (es) *	2005-07-06	2008-10-01	Consejo Superior Investigaciones Cientificas	Sistema enzima-mediador para el control de los depositos de pitch en la fabricacion de pasta y papel.
JP6531604B2 (ja) *	2015-10-06	2019-06-19	王子ホールディングス株式会社	木質繊維を含む組成物

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2604198B1 (fr) *	1986-09-22	1989-07-07	Du Pin Cellulose	Procede de traitement d'une pate papetiere par une solution enzymatique.
DE3636208A1 (de) *	1986-10-24	1988-05-05	Call Hans Peter	Verfahren zur delignifizierung und bleichung von lignicellulosehaltigem bzw. ligninhaltigem material bzw. lignin durch enzymatische behandlung
JPH02160997A (ja) *	1988-12-13	1990-06-20	Jujo Paper Co Ltd	ピッチトラブル防止法
FI85041C (fi) *	1989-01-16	1992-02-25	Enso Gutzeit Oy	Foerfarande foer att bringa pappersmassa pao en pappersmaskins vira.
FI92414B (fi) *	1989-11-27	1994-07-29	Enso Gutzeit Oy	Menetelmä massan valmistamiseksi

1991
- 1991-03-22 FI FI911410A patent/FI93230C/fi not_active IP Right Cessation
1992
- 1992-03-16 NZ NZ241976A patent/NZ241976A/en unknown
- 1992-03-19 WO PCT/FI1992/000076 patent/WO1992016687A1/en active IP Right Grant
- 1992-03-19 AU AU14104/92A patent/AU660966B2/en not_active Ceased
- 1992-03-19 DE DE69210811T patent/DE69210811T2/de not_active Expired - Fee Related
- 1992-03-19 EP EP92906287A patent/EP0576470B1/en not_active Expired - Lifetime
- 1992-03-19 DK DK92906287.5T patent/DK0576470T3/da active
- 1992-03-19 ES ES92906287T patent/ES2086732T3/es not_active Expired - Lifetime
- 1992-03-19 AT AT92906287T patent/ATE138130T1/de not_active IP Right Cessation
- 1992-03-19 JP JP4505526A patent/JP2588465B2/ja not_active Expired - Fee Related
- 1992-03-19 CA CA002105159A patent/CA2105159A1/en not_active Abandoned

Also Published As

Publication number	Publication date
DK0576470T3 (da)	1996-06-03
EP0576470B1 (en)	1996-05-15
AU660966B2 (en)	1995-07-13
DE69210811D1 (de)	1996-06-20
FI93230B (fi)	1994-11-30
NZ241976A (en)	1994-02-25
AU1410492A (en)	1992-10-21
JP2588465B2 (ja)	1997-03-05
WO1992016687A1 (en)	1992-10-01
JPH06506021A (ja)	1994-07-07
FI93230C (fi)	1995-03-10
ATE138130T1 (de)	1996-06-15
CA2105159A1 (en)	1992-09-23
FI911410A0 (fi)	1991-03-22
EP0576470A1 (en)	1994-01-05
DE69210811T2 (de)	1996-11-28
ES2086732T3 (es)	1996-07-01

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Legal Events

Date	Code	Title	Description
1994-11-01	BB	Publication of examined application
2004-09-30	MA	Patent expired