FI864946A - Foerfarande vid blekning av cellulosamassa. - Google Patents

Foerfarande vid blekning av cellulosamassa. Download PDF

Info

Publication number
FI864946A
FI864946A FI864946A FI864946A FI864946A FI 864946 A FI864946 A FI 864946A FI 864946 A FI864946 A FI 864946A FI 864946 A FI864946 A FI 864946A FI 864946 A FI864946 A FI 864946A
Authority
FI
Finland
Prior art keywords
cellulosamassa
blekning
foerfarande vid
foerfarande
vid
Prior art date
Application number
FI864946A
Other languages
English (en)
Other versions
FI80733C (fi
FI864946A0 (fi
FI80733B (fi
Inventor
Claes-Goeran Gidlund
Haokan E Oestman
Original Assignee
Mo Och Domsjoe Ab
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 Mo Och Domsjoe Ab filed Critical Mo Och Domsjoe Ab
Publication of FI864946A0 publication Critical patent/FI864946A0/fi
Publication of FI864946A publication Critical patent/FI864946A/fi
Application granted granted Critical
Publication of FI80733B publication Critical patent/FI80733B/fi
Publication of FI80733C publication Critical patent/FI80733C/fi

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/76—Chemiluminescence; Bioluminescence
FI864946A 1985-12-03 1986-12-03 Foerfarande vid blekning av cellulosamassa. FI80733C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8505714A SE455822B (sv) 1985-12-03 1985-12-03 Forfarande for att meta kemikaliehalten i blekvetska inom cellulosamassaindustrin samt apparatur for genomforande av forfarandet
SE8505714 1985-12-03

Publications (4)

Publication Number Publication Date
FI864946A0 FI864946A0 (fi) 1986-12-03
FI864946A true FI864946A (fi) 1987-06-04
FI80733B FI80733B (fi) 1990-03-30
FI80733C FI80733C (fi) 1990-07-10

Family

ID=20362324

Family Applications (1)

Application Number Title Priority Date Filing Date
FI864946A FI80733C (fi) 1985-12-03 1986-12-03 Foerfarande vid blekning av cellulosamassa.

Country Status (11)

Country Link
US (1) US4952276A (fi)
EP (1) EP0226113B1 (fi)
JP (1) JPS62141189A (fi)
AU (1) AU586298B2 (fi)
DE (1) DE3675171D1 (fi)
ES (1) ES2018650B3 (fi)
FI (1) FI80733C (fi)
NO (1) NO166139C (fi)
NZ (1) NZ218357A (fi)
PT (1) PT83860B (fi)
SE (1) SE455822B (fi)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6273994B1 (en) 1998-01-30 2001-08-14 Iogen Corporation Method and device for measuring bleach requirement, bleachability, and effectivenss of hemicellulase enzyme treatment of pulp
US6153050A (en) * 1998-03-24 2000-11-28 Noranda Forest Inc. Method and system for controlling the addition of bleaching reagents to obtain a substantially constant percentage of pulp delignification across the first bleaching/delignifying stage
WO2012166997A2 (en) 2011-05-31 2012-12-06 Clean Chemistry, Llc Electrochemical reactor and process
WO2014039929A1 (en) 2012-09-07 2014-03-13 Clean Chemistry, Llc Systems and methods for generation of reactive oxygen species and applications thereof
AU2015311692B2 (en) 2014-09-04 2020-10-08 Clean Chemistry, Inc. Method of water treatment utilizing a peracetate oxidant solution
CA2981034A1 (en) 2015-03-26 2016-09-29 Clean Chemistry, Inc. Systems and methods of reducing a bacteria population in high hydrogen sulfide water
US10883224B2 (en) 2015-12-07 2021-01-05 Clean Chemistry, Inc. Methods of pulp fiber treatment
WO2017100284A1 (en) 2015-12-07 2017-06-15 Clean Chemistry, Inc. Methods of microbial control
US11136714B2 (en) 2016-07-25 2021-10-05 Clean Chemistry, Inc. Methods of optical brightening agent removal
US11311012B1 (en) 2017-09-07 2022-04-26 Clean Chemistry, Inc. Bacterial control in fermentation systems
US11001864B1 (en) 2017-09-07 2021-05-11 Clean Chemistry, Inc. Bacterial control in fermentation systems

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3797999A (en) * 1970-05-20 1974-03-19 Aerojet General Co Method and apparatus for indicating micro-organic matter by means of chemiluminescence
US3726599A (en) * 1970-11-27 1973-04-10 Beckman Instruments Inc Sample cell for liquid scintillation counters
US3679312A (en) * 1971-06-16 1972-07-25 Technicon Instr Method and apparatus for measuring bioluminescence or chemiluminescence for quantitative analysis of samples
SE399966B (sv) * 1973-10-17 1978-03-06 Mo Och Domsjoe Ab Sett att reglera mengden kemiska emnen i inom cellulosaindustrin och beslektade industrier forekommande vetskor
DK150802C (da) * 1974-09-16 1988-02-01 Bifok Ab Fremgangsmaade og apparat til kontinuerlig hoejhastighedsanalyse af en vaeskeproeve i en baererstroem
JPS5149004A (ja) * 1974-10-25 1976-04-27 Fuji Photo Film Co Ltd Jikishiito
US4013413A (en) * 1975-07-10 1977-03-22 The United States Of America As Represented By The Secretary Of Agriculture Apparatus and method for rapid analyses of plurality of samples
JPS54108693A (en) * 1978-02-14 1979-08-25 Mitsubishi Chem Ind Method and device for optically measuring antigennantibody reaction
US4315754A (en) * 1979-08-28 1982-02-16 Bifok Ab Flow injection analysis with intermittent flow
JPS57149950A (en) * 1981-03-11 1982-09-16 Horiba Ltd Method for determination of hydrogen peroxide
SU1125512A1 (ru) * 1982-04-21 1984-11-23 Московский Ордена Трудового Красного Знамени Институт Химического Машиностроения Способ контрол времени окончани процесса отбелки целлюлозы перекисью водорода в реакторе
JPS58209996A (ja) * 1982-05-28 1983-12-07 Sekisui Chem Co Ltd 固定化酵素を用いた定量法

Also Published As

Publication number Publication date
FI80733C (fi) 1990-07-10
PT83860A (en) 1987-01-01
SE455822B (sv) 1988-08-08
FI864946A0 (fi) 1986-12-03
AU586298B2 (en) 1989-07-06
JPH0380916B2 (fi) 1991-12-26
NZ218357A (en) 1989-03-29
NO166139C (no) 1991-06-05
PT83860B (pt) 1989-07-31
FI80733B (fi) 1990-03-30
NO864840L (no) 1987-06-04
JPS62141189A (ja) 1987-06-24
NO864840D0 (no) 1986-12-02
AU6567186A (en) 1987-06-04
NO166139B (no) 1991-02-25
SE8505714D0 (sv) 1985-12-03
DE3675171D1 (de) 1990-11-29
EP0226113A3 (en) 1988-01-07
EP0226113A2 (en) 1987-06-24
ES2018650B3 (es) 1991-05-01
SE8505714L (sv) 1987-06-04
US4952276A (en) 1990-08-28
EP0226113B1 (en) 1990-10-24

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MM Patent lapsed
MM Patent lapsed

Owner name: MO OCH DOMSJOE AKTIEBOLAG