FI44746C - Method and device for oxidizing sulphate liquor - Google Patents

Method and device for oxidizing sulphate liquor

Info

Publication number
FI44746C
FI44746C FI640035A FI3564A FI44746C FI 44746 C FI44746 C FI 44746C FI 640035 A FI640035 A FI 640035A FI 3564 A FI3564 A FI 3564A FI 44746 C FI44746 C FI 44746C
Authority
FI
Finland
Prior art keywords
oxidizing
sulphate liquor
sulphate
liquor
oxidizing sulphate
Prior art date
Application number
FI640035A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI44746B (en
Inventor
Backlund Ernst Aake
Original Assignee
Kamyr 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 Kamyr Ab filed Critical Kamyr Ab
Application granted granted Critical
Publication of FI44746B publication Critical patent/FI44746B/fi
Publication of FI44746C publication Critical patent/FI44746C/en

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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black liquor
    • 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
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/03—Papermaking liquor
FI640035A 1963-01-11 1964-01-09 Method and device for oxidizing sulphate liquor FI44746C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE28963 1963-01-11

Publications (2)

Publication Number Publication Date
FI44746B FI44746B (en) 1971-08-31
FI44746C true FI44746C (en) 1971-12-10

Family

ID=20256313

Family Applications (1)

Application Number Title Priority Date Filing Date
FI640035A FI44746C (en) 1963-01-11 1964-01-09 Method and device for oxidizing sulphate liquor

Country Status (4)

Country Link
US (1) US3362868A (en)
DE (1) DE1517145A1 (en)
FI (1) FI44746C (en)
FR (1) FR1379396A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3467573A (en) * 1965-12-13 1969-09-16 Improved Machinery Inc Upflow digester containing means for separate removal of wash liquor and pulping liquor and method of pulping in said digester
US3549314A (en) * 1968-05-20 1970-12-22 Chemical Construction Corp Oxidation of black liquor
US3696929A (en) * 1970-11-27 1972-10-10 Chemical Construction Corp Apparatus for the oxidation of liquids
US3969184A (en) * 1971-06-04 1976-07-13 Defibrator Ab Digestion odor control
US4058433A (en) * 1975-03-06 1977-11-15 Gulf States Paper Corporation Conversion of sulfur in blank liquor to eliminate odorous emissions and facilitate the collection of sulfate soaps
JPS52121501A (en) * 1976-04-07 1977-10-13 Mitsubishi Heavy Ind Ltd Process and apparatus for removing badly smelling constituents from kraft digesting liquid
US4212705A (en) * 1978-05-22 1980-07-15 Babington William M Jr Apparatus for recovering high pressure steam from a blow tank
US4239589A (en) * 1978-10-02 1980-12-16 Air Products And Chemicals, Inc. Process for oxidation of black liquor
US4551198A (en) * 1982-03-30 1985-11-05 Kamyr, Inc. Method of flashing black liquor
US6036355A (en) * 1997-07-14 2000-03-14 Quantum Technologies, Inc. Reactor mixing assembly
US9127403B2 (en) 2013-05-28 2015-09-08 Andritz Inc. Flash tank with flared inlet insert and method for introducing flow into a flash tank
RS62200B1 (en) * 2015-05-13 2021-08-31 Aqua Metals Inc Closed loop systems and methods for recycling lead acid batteries
SE542043C2 (en) * 2018-05-03 2020-02-18 Valmet Oy System and method for treatment of a biomass material, a transporting pipe, and a gas separation system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2726927A (en) * 1939-08-28 1955-12-13 Bt Metoder Ab Process of treating waste sulfate liquor
DE1034968B (en) * 1956-01-11 1958-07-24 Hans Werner Meyer Continuous process for the chemical breakdown of cellulosic fibers into cellulose or semi-cellulose and device for its implementation
US3200032A (en) * 1961-12-23 1965-08-10 Kamyr Ab Continuous process for digesting cellulosic material

Also Published As

Publication number Publication date
US3362868A (en) 1968-01-09
FR1379396A (en) 1964-11-20
DE1517145A1 (en) 1969-08-28
FI44746B (en) 1971-08-31

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