FI971922L - Menetelmä selluloosan talteenottamiseksi - Google Patents

Menetelmä selluloosan talteenottamiseksi Download PDF

Info

Publication number: FI971922L
Authority: FI; Finland
Prior art keywords: recovering cellulose; recovering; cellulose
Prior art date: 1994-11-10

Application number

FI971922A

Other languages

English (en)

Swedish (sv)

Other versions

FI971922A0 (fi

FI118570B (fi

Inventor

Willibald Burger

Outi Neubig

Kimmo Lappalainen

Hannu Wahlberg

Original Assignee

Wacker Chemie Gmbh

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.)

1994-11-10

Filing date

1997-05-06

Publication date

1997-05-06

1997-05-06 Application filed by Wacker Chemie Gmbh filed Critical Wacker Chemie Gmbh

1997-05-06 Publication of FI971922L publication Critical patent/FI971922L/fi

1997-05-06 Publication of FI971922A0 publication Critical patent/FI971922A0/fi

2007-12-31 Application granted granted Critical

2007-12-31 Publication of FI118570B publication Critical patent/FI118570B/fi

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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- D21C3/222—Use of compounds accelerating the pulping processes

FI971922A 1994-11-10 1997-05-06 Menetelmä selluloosan talteenottamiseksi FI118570B (fi)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
DE4440186		1994-11-10
DE4440186A DE4440186A1 (de)	1994-11-10	1994-11-10	Verfahren zur Gewinnung von Zellstoff
EP9504411		1995-11-09
PCT/EP1995/004411 WO1996015312A1 (de)	1994-11-10	1995-11-09	Verfahren zur gewinnung von zellstoff

Publications (3)

Publication Number	Publication Date
FI971922L true FI971922L (fi)	1997-05-06
FI971922A0 FI971922A0 (fi)	1997-05-06
FI118570B FI118570B (fi)	2007-12-31

Family

ID=6532990

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI971922A FI118570B (fi)	1994-11-10	1997-05-06	Menetelmä selluloosan talteenottamiseksi

Country Status (10)

Country	Link
US (1)	US6521084B1 (fi)
EP (1)	EP0791099B1 (fi)
JP (1)	JP2895240B2 (fi)
AT (1)	ATE177800T1 (fi)
BR (1)	BR9509642A (fi)
CA (1)	CA2205043C (fi)
DE (2)	DE4440186A1 (fi)
ES (1)	ES2131346T3 (fi)
FI (1)	FI118570B (fi)
WO (1)	WO1996015312A1 (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NO992021L (no) *	1998-05-12	1999-11-15	Dow Corning	FramgangsmÕte for pulpbehandling av tremasse
DE19939866A1 (de) *	1999-08-23	2001-03-01	Wacker Chemie Gmbh	Zusammensetzung zur Erhöhung der Massenaufnahme von polaren Systemen in hydrophob-hydrophilen Hybridmaterialien
US7390415B2 (en) *	2002-07-22	2008-06-24	Cytec Technology Corp.	Method and compositions for preventing or reducing aluminosilicate scale in alkaline industrial processes
WO2006127883A2 (en) *	2005-05-23	2006-11-30	Dow Corning Corporation	Personal care compositions comprising saccharide-siloxane copolymers
US7964552B2 (en) *	2006-12-15	2011-06-21	E. I. Du Pont De Nemours And Company	Fluorosurfactant with disproportionate effect
DE102008043944A1 (de) *	2008-11-20	2010-05-27	Wacker Chemie Ag	Entschäumerzusammensetzungen
JP5997155B2 (ja)	2010-08-23	2016-09-28	ダウコーニングコーポレーションＤｏｗＣｏｒｎｉｎｇＣｏｒｐｏｒａｔｉｏｎ	水性環境で安定している糖シロキサン並びにそのような糖シロキサンの調製及び使用方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3147179A (en)	1959-06-26	1964-09-01	St Joe Paper Company	Pulping processes
US3909345A (en)	1972-12-14	1975-09-30	Basf Wyandotte Corp	Method of treatment of wood pulp for greater efficiency in wood utilization
DE3235256A1 (de)	1982-09-23	1984-03-29	Wacker Chemie Gmbh	In wasser leicht verteilbare antischaummittel
US5250152A (en)	1991-02-20	1993-10-05	Betz Paperchem, Inc.	Ethoxylated alcohol and dialkylphenol surfactants as Kraft pulping additives for reject reduction and yield increase
DE4306041A1 (de)	1993-02-26	1994-09-01	Wacker Chemie Gmbh	Glycosidreste aufweisende Organosiliciumverbindungen und Verfahren zu deren Herstellung

1994
- 1994-11-10 DE DE4440186A patent/DE4440186A1/de not_active Withdrawn
1995
- 1995-11-09 WO PCT/EP1995/004411 patent/WO1996015312A1/de not_active Ceased
- 1995-11-09 AT AT95939246T patent/ATE177800T1/de not_active IP Right Cessation
- 1995-11-09 ES ES95939246T patent/ES2131346T3/es not_active Expired - Lifetime
- 1995-11-09 JP JP8515715A patent/JP2895240B2/ja not_active Expired - Lifetime
- 1995-11-09 BR BR9509642A patent/BR9509642A/pt not_active Application Discontinuation
- 1995-11-09 EP EP95939246A patent/EP0791099B1/de not_active Expired - Lifetime
- 1995-11-09 CA CA002205043A patent/CA2205043C/en not_active Expired - Fee Related
- 1995-11-09 US US08/836,009 patent/US6521084B1/en not_active Expired - Fee Related
- 1995-11-09 DE DE59505393T patent/DE59505393D1/de not_active Expired - Fee Related
1997
- 1997-05-06 FI FI971922A patent/FI118570B/fi not_active IP Right Cessation

Also Published As

Publication number	Publication date
EP0791099A1 (de)	1997-08-27
JPH09511800A (ja)	1997-11-25
CA2205043A1 (en)	1996-05-23
ATE177800T1 (de)	1999-04-15
BR9509642A (pt)	1997-09-16
US6521084B1 (en)	2003-02-18
DE59505393D1 (de)	1999-04-22
WO1996015312A1 (de)	1996-05-23
DE4440186A1 (de)	1996-05-15
JP2895240B2 (ja)	1999-05-24
CA2205043C (en)	2001-06-05
EP0791099B1 (de)	1999-03-17
ES2131346T3 (es)	1999-07-16
FI971922A0 (fi)	1997-05-06
FI118570B (fi)	2007-12-31

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Legal Events

Date	Code	Title	Description
2006-01-19	PC	Transfer of assignment of patent	Owner name: WACKER CHEMIE AG Free format text: WACKER CHEMIE AG
2007-12-31	FG	Patent granted	Ref document number: 118570 Country of ref document: FI
2015-06-22	MM	Patent lapsed

Date

Code

Title

Description

2006-01-19

Transfer of assignment of patent

Owner name: WACKER CHEMIE AG

Free format text: WACKER CHEMIE AG

2007-12-31

Patent granted

Ref document number: 118570

Country of ref document: FI

2015-06-22

Patent lapsed