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IT1181139B - Apparecchiatura e procedimento per la produzione di porte di legno semimeccaniche grezze o sbiancate con ciclo continuo di impregnazione - Google Patents

Apparecchiatura e procedimento per la produzione di porte di legno semimeccaniche grezze o sbiancate con ciclo continuo di impregnazione

Info

Publication number
IT1181139B
IT1181139B IT46876/84A IT4687684A IT1181139B IT 1181139 B IT1181139 B IT 1181139B IT 46876/84 A IT46876/84 A IT 46876/84A IT 4687684 A IT4687684 A IT 4687684A IT 1181139 B IT1181139 B IT 1181139B
Authority
IT
Italy
Prior art keywords
tank
semimechanical
whitened
raw
procedure
Prior art date
Application number
IT46876/84A
Other languages
English (en)
Other versions
IT8446876A1 (it
IT8446876A0 (it
Inventor
Giorgio Gazza
Original Assignee
Sicem Saga Spa
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 Sicem Saga Spa filed Critical Sicem Saga Spa
Priority to IT46876/84A priority Critical patent/IT1181139B/it
Publication of IT8446876A0 publication Critical patent/IT8446876A0/it
Priority to DE8585201730T priority patent/DE3569133D1/de
Priority to EP85201730A priority patent/EP0181028B1/en
Priority to AT85201730T priority patent/ATE41793T1/de
Publication of IT8446876A1 publication Critical patent/IT8446876A1/it
Application granted granted Critical
Publication of IT1181139B publication Critical patent/IT1181139B/it

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT46876/84A 1984-11-09 1984-11-09 Apparecchiatura e procedimento per la produzione di porte di legno semimeccaniche grezze o sbiancate con ciclo continuo di impregnazione IT1181139B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT46876/84A IT1181139B (it) 1984-11-09 1984-11-09 Apparecchiatura e procedimento per la produzione di porte di legno semimeccaniche grezze o sbiancate con ciclo continuo di impregnazione
DE8585201730T DE3569133D1 (en) 1984-11-09 1985-10-23 Apparatus and process for producing raw of bleached chemimechanical wood pulps by a continuous impregnation process
EP85201730A EP0181028B1 (en) 1984-11-09 1985-10-23 Apparatus and process for producing raw of bleached chemimechanical wood pulps by a continuous impregnation process
AT85201730T ATE41793T1 (de) 1984-11-09 1985-10-23 Vorrichtung und verfahren zum herstellen von rohem oder gebleichtem chemimechanischem holzstoff durch ein kontinuierliches impraegnierungsverfahren.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT46876/84A IT1181139B (it) 1984-11-09 1984-11-09 Apparecchiatura e procedimento per la produzione di porte di legno semimeccaniche grezze o sbiancate con ciclo continuo di impregnazione

Publications (3)

Publication Number Publication Date
IT8446876A0 IT8446876A0 (it) 1984-11-09
IT8446876A1 IT8446876A1 (it) 1986-05-09
IT1181139B true IT1181139B (it) 1987-09-23

Family

ID=11260077

Family Applications (1)

Application Number Title Priority Date Filing Date
IT46876/84A IT1181139B (it) 1984-11-09 1984-11-09 Apparecchiatura e procedimento per la produzione di porte di legno semimeccaniche grezze o sbiancate con ciclo continuo di impregnazione

Country Status (4)

Country Link
EP (1) EP0181028B1 (it)
AT (1) ATE41793T1 (it)
DE (1) DE3569133D1 (it)
IT (1) IT1181139B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2785917B1 (fr) * 1998-11-16 2001-01-12 Wood & Pulp Ltd Procede et installation de production de pates a papier

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL43994C (it) * 1934-07-27
FR1393492A (fr) * 1964-02-11 1965-03-26 Du Pin Cellulose Perfectionnement au blanchiment des pâtes à papier
FR1562448A (it) * 1967-04-15 1969-04-04

Also Published As

Publication number Publication date
DE3569133D1 (en) 1989-05-03
EP0181028A3 (en) 1987-01-28
ATE41793T1 (de) 1989-04-15
EP0181028B1 (en) 1989-03-29
EP0181028A2 (en) 1986-05-14
IT8446876A1 (it) 1986-05-09
IT8446876A0 (it) 1984-11-09

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960927