FI93866B - Menetelmä sulfaattimassan valmistamiseksi - Google Patents

Menetelmä sulfaattimassan valmistamiseksi

Info

Publication number
FI93866B
FI93866B FI900663A FI900663A FI93866B FI 93866 B FI93866 B FI 93866B FI 900663 A FI900663 A FI 900663A FI 900663 A FI900663 A FI 900663A FI 93866 B FI93866 B FI 93866B
Authority
FI
Finland
Prior art keywords
sulphate pulp
preparing
followed
temperature
chips
Prior art date
Application number
FI900663A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI900663A (fi
FI900663A0 (fi
Inventor
Panu Olavi Tikka
Original Assignee
Sunds Defibrator Rauma Oy
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8529860&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI93866(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sunds Defibrator Rauma Oy filed Critical Sunds Defibrator Rauma Oy
Priority to FI900663A priority Critical patent/FI93866B/fi
Publication of FI900663A0 publication Critical patent/FI900663A0/fi
Priority to NZ236941A priority patent/NZ236941A/en
Priority to PT96713A priority patent/PT96713B/pt
Priority to ZA91958A priority patent/ZA91958B/xx
Priority to ES91903366T priority patent/ES2091319T3/es
Priority to DE69121332T priority patent/DE69121332T2/de
Priority to BR919104333A priority patent/BR9104333A/pt
Priority to CA002049322A priority patent/CA2049322C/en
Priority to EP91903366A priority patent/EP0468016B1/en
Priority to PCT/FI1991/000043 priority patent/WO1991012368A1/en
Priority to AU72189/91A priority patent/AU639304B2/en
Priority to JP3503756A priority patent/JP2900091B2/ja
Priority to AT91903366T priority patent/ATE141351T1/de
Publication of FI900663A publication Critical patent/FI900663A/fi
Priority to NO913873A priority patent/NO178935C/no
Priority to US07794795 priority patent/US5183535B1/en
Publication of FI93866B publication Critical patent/FI93866B/fi
Application granted granted Critical

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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • 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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)

Landscapes

  • Inorganic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Paper (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nonmetallic Welding Materials (AREA)
  • Holo Graphy (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Inorganic Insulating Materials (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Noodles (AREA)
FI900663A 1990-02-09 1990-02-09 Menetelmä sulfaattimassan valmistamiseksi FI93866B (fi)

Priority Applications (15)

Application Number Priority Date Filing Date Title
FI900663A FI93866B (fi) 1990-02-09 1990-02-09 Menetelmä sulfaattimassan valmistamiseksi
NZ236941A NZ236941A (en) 1990-02-09 1991-01-30 Preparation of kraft pulp: impregnation with spent alkaline cooking liquor, heating, and subsequent delignification with fresh alkaline cooking liquor
PT96713A PT96713B (pt) 1990-02-09 1991-02-08 Processo de preparacao de pasta kraft
ZA91958A ZA91958B (en) 1990-02-09 1991-02-08 Process for preparing kraft pulp
AT91903366T ATE141351T1 (de) 1990-02-09 1991-02-11 Verfahren zur herstellung von kraftpulpe
CA002049322A CA2049322C (en) 1990-02-09 1991-02-11 Process for preparing kraft pulp
JP3503756A JP2900091B2 (ja) 1990-02-09 1991-02-11 クラフトパルプの製造方法
BR919104333A BR9104333A (pt) 1990-02-09 1991-02-11 Processo para a preparacao de polpa kraft
ES91903366T ES2091319T3 (es) 1990-02-09 1991-02-11 Proceso para preparar pasta kraft.
EP91903366A EP0468016B1 (en) 1990-02-09 1991-02-11 Process for preparing kraft pulp
PCT/FI1991/000043 WO1991012368A1 (en) 1990-02-09 1991-02-11 Process for preparing kraft pulp
AU72189/91A AU639304B2 (en) 1990-02-09 1991-02-11 Process for preparing kraft pulp
DE69121332T DE69121332T2 (de) 1990-02-09 1991-02-11 Verfahren zur herstellung von kraftpulpe
NO913873A NO178935C (no) 1990-02-09 1991-10-02 FremgangsmÕte for fremstilling av kraftmasse
US07794795 US5183535B1 (en) 1990-02-09 1991-11-19 Process for preparing kraft pulp using black liquor pretreatment reaction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI900663A FI93866B (fi) 1990-02-09 1990-02-09 Menetelmä sulfaattimassan valmistamiseksi

Publications (3)

Publication Number Publication Date
FI900663A0 FI900663A0 (fi) 1990-02-09
FI900663A FI900663A (fi) 1991-08-10
FI93866B true FI93866B (fi) 1995-02-28

Family

ID=8529860

Family Applications (1)

Application Number Title Priority Date Filing Date
FI900663A FI93866B (fi) 1990-02-09 1990-02-09 Menetelmä sulfaattimassan valmistamiseksi

Country Status (14)

Country Link
EP (1) EP0468016B1 (es)
JP (1) JP2900091B2 (es)
AT (1) ATE141351T1 (es)
AU (1) AU639304B2 (es)
BR (1) BR9104333A (es)
CA (1) CA2049322C (es)
DE (1) DE69121332T2 (es)
ES (1) ES2091319T3 (es)
FI (1) FI93866B (es)
NO (1) NO178935C (es)
NZ (1) NZ236941A (es)
PT (1) PT96713B (es)
WO (1) WO1991012368A1 (es)
ZA (1) ZA91958B (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE469842C (sv) * 1992-01-21 1996-01-15 Sunds Defibrator Ind Ab Blekning av kemisk massa med peroxid
NZ247276A (en) * 1992-04-06 1994-12-22 Westvaco Corp Production of papermaking fibre of low lignin content from recycled high lignin waste paper; mixtures with fresh pulp and products produced therefrom
FI970254A (fi) 1997-01-22 1998-07-23 Ahlstrom Machinery Oy Menetelmä ja laitteisto massan keittämiseksi
FI20002587A (fi) * 2000-11-24 2002-05-25 Metso Paper Inc Alkalinen keittomenetelmä kuitumateriaalille
FI20002586A (fi) * 2000-11-24 2002-05-25 Metso Paper Inc Alkalinen eräkeittomenetelmä kuitumateriaalille
KR20110123184A (ko) 2010-05-06 2011-11-14 바히아 스페셜티 셀룰로스 에스에이 높은 알파 용해 펄프 제조를 위한 방법 및 시스템
AR091998A1 (es) 2012-05-03 2015-03-18 Annikki Gmbh Procedimiento de preparacion de celulosa con baja concentracion de lignina
KR102143773B1 (ko) * 2018-10-25 2020-08-12 한국세라믹기술원 리그노셀룰로오스 바이오매스를 이용한 부분결정성 활성탄의 제조방법 및 상기 부분결정성 활성탄을 이용한 슈퍼커패시터의 제조방법
KR102157512B1 (ko) * 2018-11-16 2020-09-18 한국세라믹기술원 리그노셀룰로오스 바이오매스를 이용한 구형의 다공성 활성탄 제조방법 및 이를 이용한 슈퍼커패시터의 제조방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE101369C1 (es) *
US1687076A (en) * 1927-10-12 1928-10-09 Venning D Simons Process for cooking wood chips by the alkaline process of pulp manufacture
US2639987A (en) * 1947-07-09 1953-05-26 Ass Pulp & Paper Mills Two-stage pulping process
US4578149A (en) * 1981-03-05 1986-03-25 Fagerlund Bertil K E Process for digesting cellulosic material with heat recovery

Also Published As

Publication number Publication date
NZ236941A (en) 1993-10-26
FI900663A (fi) 1991-08-10
ES2091319T3 (es) 1996-11-01
WO1991012368A1 (en) 1991-08-22
JPH04505485A (ja) 1992-09-24
DE69121332T2 (de) 1997-03-13
EP0468016A1 (en) 1992-01-29
JP2900091B2 (ja) 1999-06-02
ATE141351T1 (de) 1996-08-15
NO178935C (no) 2000-06-26
NO913873D0 (no) 1991-10-02
BR9104333A (pt) 1992-04-21
PT96713B (pt) 2001-05-31
FI900663A0 (fi) 1990-02-09
NO178935B (no) 1996-03-25
PT96713A (pt) 1991-10-31
CA2049322A1 (en) 1991-08-10
EP0468016B1 (en) 1996-08-14
NO913873L (no) 1991-10-02
ZA91958B (en) 1991-11-27
CA2049322C (en) 2002-08-20
AU639304B2 (en) 1993-07-22
AU7218991A (en) 1991-09-03
DE69121332D1 (de) 1996-09-19

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Legal Events

Date Code Title Description
BB Publication of examined application
MFD Revocation of patent following opposition

Owner name: METSO CHEMICAL PULPING OY