IT1209352B - Processo per la produzione di cellulose chimiche e/o paste per carte, nonche'impianto e relativi componenti per l'attuazione del processo indicato - Google Patents

Processo per la produzione di cellulose chimiche e/o paste per carte, nonche'impianto e relativi componenti per l'attuazione del processo indicato

Info

Publication number
IT1209352B
IT1209352B IT8024818A IT2481880A IT1209352B IT 1209352 B IT1209352 B IT 1209352B IT 8024818 A IT8024818 A IT 8024818A IT 2481880 A IT2481880 A IT 2481880A IT 1209352 B IT1209352 B IT 1209352B
Authority
IT
Italy
Prior art keywords
plant
implementation
production
components
well
Prior art date
Application number
IT8024818A
Other languages
English (en)
Other versions
IT8024818A0 (it
Inventor
Nardi Franco
Original Assignee
Nardi Franco
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 Nardi Franco filed Critical Nardi Franco
Priority to IT8024818A priority Critical patent/IT1209352B/it
Publication of IT8024818A0 publication Critical patent/IT8024818A0/it
Priority to BR8108805A priority patent/BR8108805A/pt
Priority to PCT/SE1981/000273 priority patent/WO1982001019A1/en
Priority to AU75879/81A priority patent/AU7587981A/en
Priority to DE8181902585T priority patent/DE3174191D1/de
Priority to EP81902585A priority patent/EP0060277B1/en
Priority to AT81902585T priority patent/ATE18782T1/de
Priority to DK231182A priority patent/DK155192C/da
Application granted granted Critical
Publication of IT1209352B publication Critical patent/IT1209352B/it

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
    • D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye
    • 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
    • D21C3/026—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of O2, e.g. air
    • 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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1073—Bleaching ; Apparatus therefor with O3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
IT8024818A 1980-09-22 1980-09-22 Processo per la produzione di cellulose chimiche e/o paste per carte, nonche'impianto e relativi componenti per l'attuazione del processo indicato IT1209352B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT8024818A IT1209352B (it) 1980-09-22 1980-09-22 Processo per la produzione di cellulose chimiche e/o paste per carte, nonche'impianto e relativi componenti per l'attuazione del processo indicato
BR8108805A BR8108805A (pt) 1980-09-22 1981-09-21 Processo para produzir polpas
PCT/SE1981/000273 WO1982001019A1 (en) 1980-09-22 1981-09-21 Process to produce pulps
AU75879/81A AU7587981A (en) 1980-09-22 1981-09-21 Process to produce pulps
DE8181902585T DE3174191D1 (en) 1980-09-22 1981-09-21 Process to produce pulps
EP81902585A EP0060277B1 (en) 1980-09-22 1981-09-21 Process to produce pulps
AT81902585T ATE18782T1 (de) 1980-09-22 1981-09-21 Verfahren zur herstellung von papierbrei.
DK231182A DK155192C (da) 1980-09-22 1982-05-21 Fremgangsmaade til fremstilling af cellulosemasser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8024818A IT1209352B (it) 1980-09-22 1980-09-22 Processo per la produzione di cellulose chimiche e/o paste per carte, nonche'impianto e relativi componenti per l'attuazione del processo indicato

Publications (2)

Publication Number Publication Date
IT8024818A0 IT8024818A0 (it) 1980-09-22
IT1209352B true IT1209352B (it) 1989-07-16

Family

ID=11214834

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8024818A IT1209352B (it) 1980-09-22 1980-09-22 Processo per la produzione di cellulose chimiche e/o paste per carte, nonche'impianto e relativi componenti per l'attuazione del processo indicato

Country Status (5)

Country Link
EP (1) EP0060277B1 (it)
BR (1) BR8108805A (it)
DK (1) DK155192C (it)
IT (1) IT1209352B (it)
WO (1) WO1982001019A1 (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1269806A (en) * 1985-06-17 1990-06-05 Betzdearborn Inc. Method of enhancing the cooking of wood chips for pulp production
FR2684697B1 (fr) * 1991-12-09 1996-05-03 Toulouse Inst Nat Polytech Procede de fabrication de pate a papier blanchie.
IN177634B (it) * 1992-04-06 1997-02-15 Process Improvement Systems Pbc
KR20010077423A (ko) * 2000-02-01 2001-08-20 방윤혁 볏짚을 이용한 재생 셀룰로오스 섬유의 제조 방법
CA2731073C (en) * 2007-12-05 2014-05-20 Shandong Fuyin Paper & Environmental Protection Technology Co., Ltd Grass type unbleached paper product and preparation method thereof
EP2374930B1 (en) * 2008-12-09 2016-05-18 Shandong Fuyin Paper & Environmental Protection Technology Co., Ltd Raw paper and production method and application thereof
US8795469B2 (en) * 2010-06-25 2014-08-05 Prairie Paper Ventures Inc. Method for preparing nonwood fiber paper
EP3209830A4 (en) 2014-10-24 2018-07-25 Teknologian tutkimuskeskus VTT Oy Method of processing and fractionating biomass and use of fractions thus obtained
GB2534589A (en) * 2015-01-28 2016-08-03 Innovia Films Ltd Process
CN116497619B (zh) * 2023-05-17 2025-02-18 岳阳林纸股份有限公司 一种樟木氢氧化钠本色化学机械制浆工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE374769B (it) * 1970-04-03 1975-03-17 Mac Millan Bloedel Ltd
SE355614B (it) * 1970-05-13 1973-04-30 Mo Och Domsjoe Ab
US4045279A (en) * 1972-01-17 1977-08-30 Toyo Pulp Co., Ltd. Process for the manufacture of pulp using sodium carbonate and oxygen
JPS5130601B2 (it) * 1972-01-17 1976-09-02
SE373896B (it) * 1972-07-05 1975-02-17 Mo Och Domsjoe Ab
GB1449828A (en) * 1973-04-26 1976-09-15 Canadian Ind Oxygen pulping process

Also Published As

Publication number Publication date
DK155192C (da) 1989-07-10
WO1982001019A1 (en) 1982-04-01
DK155192B (da) 1989-02-27
EP0060277A1 (en) 1982-09-22
BR8108805A (pt) 1982-08-24
DK231182A (da) 1982-05-21
IT8024818A0 (it) 1980-09-22
EP0060277B1 (en) 1986-03-26

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970923