FI44743B - - Google Patents

Info

Publication number
FI44743B
FI44743B FI1771/63A FI177163A FI44743B FI 44743 B FI44743 B FI 44743B FI 1771/63 A FI1771/63 A FI 1771/63A FI 177163 A FI177163 A FI 177163A FI 44743 B FI44743 B FI 44743B
Authority
FI
Finland
Application number
FI1771/63A
Other languages
Finnish (fi)
Other versions
FI44743C (fi
Inventor
G Tomlinson
Original Assignee
Dominion Tar & Chem Co Ltd
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 Dominion Tar & Chem Co Ltd filed Critical Dominion Tar & Chem Co Ltd
Publication of FI44743B publication Critical patent/FI44743B/fi
Application granted granted Critical
Publication of FI44743C publication Critical patent/FI44743C/fi

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
    • D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
    • D21C11/0078—Treatment of green or white liquors with other means or other compounds than gases, e.g. in order to separate solid compounds such as sodium chloride and carbonate from these liquors; Further treatment of these compounds
    • 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
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D21C3/022—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of S-containing compounds
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
FI631771A 1962-09-15 1963-09-13 Syklinen menetelmä selluloosan valmistamiseksi FI44743C (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA858073 1962-09-15

Publications (2)

Publication Number Publication Date
FI44743B true FI44743B (fr) 1971-08-31
FI44743C FI44743C (fi) 1971-12-10

Family

ID=4141554

Family Applications (1)

Application Number Title Priority Date Filing Date
FI631771A FI44743C (fi) 1962-09-15 1963-09-13 Syklinen menetelmä selluloosan valmistamiseksi

Country Status (6)

Country Link
US (1) US3347739A (fr)
DE (1) DE1290037B (fr)
FI (1) FI44743C (fr)
FR (1) FR1375278A (fr)
GB (1) GB1064715A (fr)
SE (1) SE303424B (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1692878C3 (de) * 1966-05-25 1974-04-04 Oy Tampella Ab, Heinola (Finnland) Verfahren/um Auskristallisieren von Alkali als Karbonat aus der bei der Zellstoffablaugen-Aufarbeitung anfallenden Schmelz lösung
CA928007A (en) * 1969-12-30 1973-06-12 H. Rapson William Chemical recovery process
US3969184A (en) * 1971-06-04 1976-07-13 Defibrator Ab Digestion odor control
US4131508A (en) * 1973-03-12 1978-12-26 Kamyr Inc. Recovery system for oxygen bleaching of pulp
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
SE407244B (sv) * 1976-02-05 1979-03-19 Mo Och Domsjoe Ab Forfarande for framstellning av cellulosamassa av lovved i tva steg
ZA762995B (en) * 1976-05-19 1977-07-27 Sappi Ltd Improvements relating to recovery of chemicals
FI85515C (fi) * 1990-07-09 1996-04-10 Ahlstroem Oy Foerfarande foer reglering av en sulfatcellulosafabriks sulfiditet
EP0584161B1 (fr) * 1991-05-13 1997-07-16 H.A. Simons Ltd. Preparation de liqueur blanche et procede de reduction en pate
NO920692L (no) * 1991-05-24 1992-11-25 Kamyr Inc Behandling av organiske svovelgasser, spesielt i kraftmasse systemer og prosesser
US5246542A (en) * 1991-09-18 1993-09-21 Fosberg Theodore M Evaporation and recovery process for bleached chemical thermo-mechanical pulp (BCTMP) effluent
US8317975B2 (en) 2004-04-20 2012-11-27 The Research Foundation Of The State University Of New York Product and processes from an integrated forest biorefinery
FI20135105L (fi) 2013-02-04 2014-08-05 Andritz Oy Menetelmä kemikaalien ja sivutuotteiden talteenottamiseksi korkean sulfiditeetin keittolipeistä
US8709204B1 (en) * 2013-03-14 2014-04-29 Veolia Water Solutions & Technologies North America Inc. System and process for recovering heat from weak black liquor in a wood pulping process
CN106032655B (zh) * 2015-03-20 2020-07-21 山东泉林纸业有限责任公司 一种禾草类原料连续蒸煮方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1771598A (en) * 1925-07-11 1930-07-29 Sidney D Wells Process for digesting fibrous material
US1867626A (en) * 1927-04-02 1932-07-19 Kress Otto Manufacture of wood pulp
US1902106A (en) * 1928-12-11 1933-03-21 Alfred M Thomsen Method of manufacturing paper pulp
US2031239A (en) * 1934-09-04 1936-02-18 Alfred M Thomsen Process for the utilization of sugarcane bagasse
FR997965A (fr) * 1945-09-15 1952-01-14 Du Pin Cellulose Procédé et dispositif pour le défibrage des matières cellulosiques ou analogues
US2858213A (en) * 1956-04-20 1958-10-28 Condi Engineering Corp Wood chip digestion

Also Published As

Publication number Publication date
US3347739A (en) 1967-10-17
DE1290037B (de) 1969-02-27
FR1375278A (fr) 1964-10-16
GB1064715A (en) 1967-04-05
FI44743C (fi) 1971-12-10
SE303424B (fr) 1968-08-26

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