CH291830A - Process for the pretreatment of wood chips for the production of pulp. - Google Patents

Process for the pretreatment of wood chips for the production of pulp.

Info

Publication number
CH291830A
CH291830A CH291830DA CH291830A CH 291830 A CH291830 A CH 291830A CH 291830D A CH291830D A CH 291830DA CH 291830 A CH291830 A CH 291830A
Authority
CH
Switzerland
Prior art keywords
pulp
pretreatment
production
wood chips
chips
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiebolag Wikmanshytte Bruks
Original Assignee
Aktiebolag Wikmanshytte Bruks
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 Aktiebolag Wikmanshytte Bruks filed Critical Aktiebolag Wikmanshytte Bruks
Publication of CH291830A publication Critical patent/CH291830A/en

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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/02—Pretreatment of the finely-divided materials before digesting with water or steam
CH291830D 1951-01-18 1951-01-08 Process for the pretreatment of wood chips for the production of pulp. CH291830A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEW4977A DE862546C (en) 1951-01-18 1951-01-18 Process for pretreating wood chips with steam for sulphite digestion during pulp production

Publications (1)

Publication Number Publication Date
CH291830A true CH291830A (en) 1953-07-15

Family

ID=7592532

Family Applications (1)

Application Number Title Priority Date Filing Date
CH291830D CH291830A (en) 1951-01-18 1951-01-08 Process for the pretreatment of wood chips for the production of pulp.

Country Status (3)

Country Link
CH (1) CH291830A (en)
DE (1) DE862546C (en)
FR (1) FR1031882A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT398588B (en) * 1992-12-02 1994-12-27 Voest Alpine Ind Anlagen METHOD FOR THE PRODUCTION OF VISCOSE CELLS

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2640774A (en) * 1953-01-27 1953-06-02 Pulp And Papen Res Inst Of Can Production of cellulose pulp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE413268C (en) * 1924-06-01 1925-05-05 Hubert Braeunlich Process for the pretreatment of wood or similar materials for the purpose of paper-cardboard production or the like.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT398588B (en) * 1992-12-02 1994-12-27 Voest Alpine Ind Anlagen METHOD FOR THE PRODUCTION OF VISCOSE CELLS

Also Published As

Publication number Publication date
FR1031882A (en) 1953-06-26
DE862546C (en) 1953-01-12

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