FI981396A - Menetelmä flokkisuuden optimoimiseksi - Google Patents

Menetelmä flokkisuuden optimoimiseksi

Info

Publication number
FI981396A
FI981396A FI981396A FI981396A FI981396A FI 981396 A FI981396 A FI 981396A FI 981396 A FI981396 A FI 981396A FI 981396 A FI981396 A FI 981396A FI 981396 A FI981396 A FI 981396A
Authority
FI
Finland
Prior art keywords
optimizing
procedure
flocking
rate
flocking rate
Prior art date
Application number
FI981396A
Other languages
English (en)
Swedish (sv)
Other versions
FI103822B1 (fi
FI981396A0 (fi
FI103822B (fi
Inventor
Jyrki Huovila
Juha S Kinnunen
Hannu Korhonen
Original Assignee
Valmet Corp
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.)
Filing date
Publication date
Application filed by Valmet Corp filed Critical Valmet Corp
Priority to FI981396A priority Critical patent/FI103822B/fi
Publication of FI981396A0 publication Critical patent/FI981396A0/fi
Priority to US09/719,914 priority patent/US6562196B1/en
Priority to AU46185/99A priority patent/AU4618599A/en
Priority to PCT/FI1999/000467 priority patent/WO1999066129A1/en
Priority to CA002335297A priority patent/CA2335297C/en
Priority to EP99929348A priority patent/EP1092061A1/en
Application granted granted Critical
Publication of FI103822B1 publication Critical patent/FI103822B1/fi
Publication of FI981396A publication Critical patent/FI981396A/fi
Publication of FI103822B publication Critical patent/FI103822B/fi

Links

Classifications

    • 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
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
    • D21H23/06—Controlling the addition
    • D21H23/08—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH
    • 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
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/06—Paper forming aids
    • D21H21/10—Retention agents or drainage improvers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S162/00—Paper making and fiber liberation
    • Y10S162/09—Uses for paper making sludge
    • Y10S162/10—Computer control of paper making variables
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S162/00—Paper making and fiber liberation
    • Y10S162/09—Uses for paper making sludge
    • Y10S162/10—Computer control of paper making variables
    • Y10S162/11—Wet end paper making variables
FI981396A 1998-06-16 1998-06-16 Menetelmä flokkisuuden optimoimiseksi FI103822B (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI981396A FI103822B (fi) 1998-06-16 1998-06-16 Menetelmä flokkisuuden optimoimiseksi
US09/719,914 US6562196B1 (en) 1998-06-16 1999-05-28 Method for optimizing the degree of flocculation
AU46185/99A AU4618599A (en) 1998-06-16 1999-05-28 Method for optimizing the degree of flocculation
PCT/FI1999/000467 WO1999066129A1 (en) 1998-06-16 1999-05-28 Method for optimizing the degree of flocculation
CA002335297A CA2335297C (en) 1998-06-16 1999-05-28 Method for optimizing the degree of flocculation
EP99929348A EP1092061A1 (en) 1998-06-16 1999-05-28 Method for optimizing the degree of flocculation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI981396A FI103822B (fi) 1998-06-16 1998-06-16 Menetelmä flokkisuuden optimoimiseksi
FI981396 1998-06-16

Publications (4)

Publication Number Publication Date
FI981396A0 FI981396A0 (fi) 1998-06-16
FI103822B1 FI103822B1 (fi) 1999-09-30
FI981396A true FI981396A (fi) 1999-09-30
FI103822B FI103822B (fi) 1999-09-30

Family

ID=8552011

Family Applications (1)

Application Number Title Priority Date Filing Date
FI981396A FI103822B (fi) 1998-06-16 1998-06-16 Menetelmä flokkisuuden optimoimiseksi

Country Status (6)

Country Link
US (1) US6562196B1 (fi)
EP (1) EP1092061A1 (fi)
AU (1) AU4618599A (fi)
CA (1) CA2335297C (fi)
FI (1) FI103822B (fi)
WO (1) WO1999066129A1 (fi)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI111284B (fi) * 2000-09-22 2003-06-30 Wetend Technologies Oy Menetelmä ja laitteisto kemikaalin syöttämiseksi nestevirtaan
FI116147B (fi) * 2001-02-21 2005-09-30 Metso Paper Inc Järjestely paperinvalmistusprosessin virtausten sekoittamiseksi
DE10118508A1 (de) * 2001-04-12 2002-10-17 Voith Paper Patent Gmbh Verfahren und Anlage zur Herstellung einer Faserstoffbahn
DE10122047A1 (de) * 2001-05-07 2002-11-14 Voith Paper Patent Gmbh Blattbildungsvorrichtung und -verfahren
FI111397B (fi) * 2001-12-12 2003-07-15 Metso Paper Inc Menetelmä ja laite kemikaalin syöttämiseksi kuitususpensioon
US20100000693A1 (en) * 2006-10-31 2010-01-07 Basf Se Method for producing a multi layer fiber web from cellulose fibers
US8088250B2 (en) 2008-11-26 2012-01-03 Nalco Company Method of increasing filler content in papermaking
US8382950B2 (en) 2007-09-12 2013-02-26 Nalco Company Recycling of waste coating color
US9752283B2 (en) 2007-09-12 2017-09-05 Ecolab Usa Inc. Anionic preflocculation of fillers used in papermaking
US8647472B2 (en) * 2007-09-12 2014-02-11 Nalco Company Method of increasing filler content in papermaking
US8871059B2 (en) * 2012-02-16 2014-10-28 International Paper Company Methods and apparatus for forming fluff pulp sheets
EP2784214B1 (en) * 2013-03-28 2015-09-16 Valmet Technologies, Inc. Feed water supply for a multi-layer headbox
DE102016121039A1 (de) * 2016-11-04 2018-05-09 Voith Patent Gmbh Vorrichtung und Verfahren zur Herstellung einer Faserstoffbahn

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4752356A (en) * 1985-10-18 1988-06-21 Miami University Papermaking process
DE3822783A1 (de) 1988-07-06 1990-01-11 Basf Ag Verfahren zur steuerung der retentionsmittelzugabe bei der papierherstellung
DE19509522C2 (de) * 1995-03-20 1999-03-11 Voith Sulzer Papiermasch Gmbh Naßpartie einer Papiermaschine
US5560807A (en) * 1995-03-29 1996-10-01 Beloit Technologies, Inc. Headbox additive injection system

Also Published As

Publication number Publication date
CA2335297C (en) 2007-01-09
FI103822B1 (fi) 1999-09-30
FI981396A0 (fi) 1998-06-16
AU4618599A (en) 2000-01-05
EP1092061A1 (en) 2001-04-18
CA2335297A1 (en) 1999-12-23
US6562196B1 (en) 2003-05-13
FI103822B (fi) 1999-09-30
WO1999066129A1 (en) 1999-12-23

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