ES470123A1 - Un metodo con su dispositivo de realizacion para refinar unasuspension de fibras de pasta termomecanica en la fabrica- cion de papelÿ - Google Patents

Un metodo con su dispositivo de realizacion para refinar unasuspension de fibras de pasta termomecanica en la fabrica- cion de papelÿ

Info

Publication number
ES470123A1
ES470123A1 ES470123A ES470123A ES470123A1 ES 470123 A1 ES470123 A1 ES 470123A1 ES 470123 A ES470123 A ES 470123A ES 470123 A ES470123 A ES 470123A ES 470123 A1 ES470123 A1 ES 470123A1
Authority
ES
Spain
Prior art keywords
thermo
mechanical pulp
high temperature
temperature low
low consistency
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES470123A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beloit Corp
Original Assignee
Beloit Corp
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 Beloit Corp filed Critical Beloit Corp
Publication of ES470123A1 publication Critical patent/ES470123A1/es
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/20—Methods of refining
    • D21D1/30—Disc mills
    • D21D1/303—Double disc mills
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/20—Methods of refining

Landscapes

  • Paper (AREA)

Abstract

Un método con su dispositivo de realización para refinar una suspensión de fibras de pasta termomecánica en la fabricación de papel, en cuya suspensión las fibras presentan lignina reblandecida y está sustancialmente exenta de residuos químicos, caracterizado porque comprende verificar la refinación de dicha suspensión con una consistencia del 3 al 5%, a una temperatura de 93º a 149ºC, en un refinador que funciona con una intensidad inferior a 40 x 10-4 caballos/contacto pulgada/minuto.
ES470123A 1977-06-08 1978-05-23 Un metodo con su dispositivo de realizacion para refinar unasuspension de fibras de pasta termomecanica en la fabrica- cion de papelÿ Expired ES470123A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80451877A 1977-06-08 1977-06-08

Publications (1)

Publication Number Publication Date
ES470123A1 true ES470123A1 (es) 1979-10-01

Family

ID=25189165

Family Applications (1)

Application Number Title Priority Date Filing Date
ES470123A Expired ES470123A1 (es) 1977-06-08 1978-05-23 Un metodo con su dispositivo de realizacion para refinar unasuspension de fibras de pasta termomecanica en la fabrica- cion de papelÿ

Country Status (9)

Country Link
JP (1) JPS546904A (es)
BR (1) BR7802948A (es)
CA (1) CA1070536A (es)
DE (1) DE2825193C3 (es)
ES (1) ES470123A1 (es)
FI (1) FI63269C (es)
FR (1) FR2393881A1 (es)
GB (1) GB1591777A (es)
SE (1) SE7805307L (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60152699U (ja) * 1985-02-18 1985-10-11 ベロイト　コ−ポレ−ション 後段精砕機
SE463821B (sv) * 1986-02-11 1991-01-28 Kamyr Ab Foerfarande foer att saenka energifoerbrukningen vid raffinering av en blandning eller suspension av fibermaterial

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2008892A (en) * 1932-03-29 1935-07-23 Defibrator Ab Method of manufacture of pulp
US2791503A (en) * 1952-05-08 1957-05-07 Champion Paper & Fibre Co Process for producing semichemical pulp
SE341322B (es) * 1968-04-02 1971-12-20 Defibrator Ab

Also Published As

Publication number Publication date
DE2825193A1 (de) 1978-12-21
BR7802948A (pt) 1979-02-28
JPS546904A (en) 1979-01-19
FI781682A (fi) 1978-12-09
GB1591777A (en) 1981-06-24
FI63269C (fi) 1983-05-10
DE2825193C3 (de) 1981-02-05
FI63269B (fi) 1983-01-31
DE2825193B2 (de) 1980-06-04
CA1070536A (en) 1980-01-29
FR2393881A1 (fr) 1979-01-05
FR2393881B1 (es) 1982-09-17
SE7805307L (sv) 1978-12-09

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20010101