SE8205448L - Styrning av vitlutens egenskaper - Google Patents

Styrning av vitlutens egenskaper

Info

Publication number: SE8205448L
Authority: SE; Sweden
Prior art keywords: liquor; white liquor; properties; control; white
Prior art date: 1981-09-25

Application number

SE8205448A

Other languages

Unknown language ( )

English (en)

Other versions

SE462105B (sv

SE8205448D0 (sv

Inventor

P M Bertelsen

Original Assignee

Kemotron As

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.)

1981-09-25

Filing date

1982-09-23

Publication date

1983-03-26

1982-09-23 Application filed by Kemotron As filed Critical Kemotron As

1982-09-23 Publication of SE8205448D0 publication Critical patent/SE8205448D0/sv

1983-03-26 Publication of SE8205448L publication Critical patent/SE8205448L/sv

1990-05-07 Publication of SE462105B publication Critical patent/SE462105B/sv

Links

238000000034 method Methods 0.000 abstract 5
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 3
229910021653 sulphate ion Inorganic materials 0.000 abstract 3
ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract 2
230000002308 calcification Effects 0.000 abstract 2
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract 1
229910052791 calcium Inorganic materials 0.000 abstract 1
239000011575 calcium Substances 0.000 abstract 1
235000012255 calcium oxide Nutrition 0.000 abstract 1
239000000292 calcium oxide Substances 0.000 abstract 1
230000005484 gravity Effects 0.000 abstract 1
239000003265 pulping liquor Substances 0.000 abstract 1
239000002994 raw material 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor

Landscapes

Paper (AREA)

SE8205448A 1981-09-25 1982-09-23 Styrning av kausticeringsprocessen varvid groenlutens och vitlutens elektriska ledningsfoermaaga maetes SE462105B (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DK424281A DK424281A (da)	1981-09-25	1981-09-25	Fremgangsmaade til styring af hvidluds egenskaber

Publications (3)

Publication Number	Publication Date
SE8205448D0 SE8205448D0 (sv)	1982-09-23
SE8205448L true SE8205448L (sv)	1983-03-26
SE462105B SE462105B (sv)	1990-05-07

Family

ID=8131671

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE8205448A SE462105B (sv)	1981-09-25	1982-09-23	Styrning av kausticeringsprocessen varvid groenlutens och vitlutens elektriska ledningsfoermaaga maetes

Country Status (5)

Country	Link
US (1)	US4536253A (sv)
CA (1)	CA1198558A (sv)
DK (1)	DK424281A (sv)
FI (1)	FI76137C (sv)
SE (1)	SE462105B (sv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE449112B (sv) *	1986-02-11	1987-04-06	Svenska Traeforskningsinst	Forfarande for reglering vid kalkbrenning, kalksleckning och kausticering genom anvendning av en av kalkens mekaniska egenskaper
FI80526C (sv) *	1986-09-08	1990-06-11	Savcor Consulting Oy	Förfarande för styrning av cellulosakok
US4770742A (en) *	1987-08-07	1988-09-13	Domtar Inc.	Method for increasing the efficiency of a causticizing process
CA2081907A1 (en) *	1990-05-01	1991-11-02	Auburn University, Auburn Research Foundation	Liquid composition analyzer and method
US5213663A (en) *	1991-07-22	1993-05-25	The Foxboro Company	Method for controlling the sodium carbonate concentration of green liquor in the dissolving tank
US5284550A (en) *	1992-06-18	1994-02-08	Combustion Engineering, Inc.	Black liquier gasification process operating at low pressures using a circulating fluidized bed
US5738758A (en) *	1995-12-22	1998-04-14	The University Of New Brunswick	Process for the conversion of calcium sulfide
US5624470A (en) *	1995-12-22	1997-04-29	Combustion Engineering, Inc.	Black liquor gasification with integrated warm-up and purge
US5822220A (en) *	1996-09-03	1998-10-13	Fisher-Rosemount Systems, Inc.	Process for controlling the efficiency of the causticizing process
DE19814385C1 (de) *	1998-03-31	1999-10-07	Siemens Ag	Verfahren und Vorrichtung zur Prozeßführung und zur Prozeßoptimierung der Chemikalienrückgewinnung bei der Herstellung von Zellstoff
FI114813B (sv)	1999-05-31	2004-12-31	Metso Automation Oy	Förfarande och anordningar för reglering av kaustiseringsprocessen
EP2449329B1 (en) *	2009-07-03	2014-12-03	Abb Ab	Method for controlling a process for burning a lime containing mixture to burnt lime
FI127910B (sv) *	2016-09-16	2019-05-15	Valmet Automation Oy	Förfarande och system för optimering av kvalitet hos grönlut

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3553075A (en) *	1968-04-01	1971-01-05	Calgon Corp	Method for controlling the hydroxide ion concentration in pulp digestion liquor
US3607083A (en) *	1969-11-18	1971-09-21	Westvaco Corp	Analysis of kraft liquors
US4042328A (en) *	1976-04-06	1977-08-16	Seymour George W	On-line analyzer
SE432000B (sv) *	1978-07-18	1984-03-12	Mo Och Domsjoe Ab	Forfarande for reglering av kausticeringsgraden vid framstellning av vitlut jemte anordning for utforande av forfarandet

1981
- 1981-09-25 DK DK424281A patent/DK424281A/da not_active Application Discontinuation
1982
- 1982-09-22 FI FI823255A patent/FI76137C/sv not_active IP Right Cessation
- 1982-09-23 SE SE8205448A patent/SE462105B/sv not_active IP Right Cessation
- 1982-09-24 CA CA000412133A patent/CA1198558A/en not_active Expired
- 1982-09-24 US US06/423,254 patent/US4536253A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
SE462105B (sv)	1990-05-07
FI76137C (sv)	1988-09-09
FI823255A0 (fi)	1982-09-22
SE8205448D0 (sv)	1982-09-23
FI823255L (fi)	1983-03-26
FI76137B (fi)	1988-05-31
CA1198558A (en)	1985-12-31
US4536253A (en)	1985-08-20
DK424281A (da)	1983-03-26

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GB1110053A (en)	1968-04-18	Improvements in or relating to methods of preparing cellulose pulp, notably paper pulp, and products thus obtained and materials deriving therefrom
PL208012A1 (pl)	1979-03-12	Sposob wytwarzania pulpy do przerobki chemicznej o bardzo wysokiej zawartosci alfa-celulozy metoda siarczanowa
GB693490A (en)	1953-07-01	A method of producing porous fibre boards or plates

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