GB1501456A - Method of increasing pulp yield and viscosity - Google Patents

Method of increasing pulp yield and viscosity

Info

Publication number
GB1501456A
GB1501456A GB5048/75A GB504875A GB1501456A GB 1501456 A GB1501456 A GB 1501456A GB 5048/75 A GB5048/75 A GB 5048/75A GB 504875 A GB504875 A GB 504875A GB 1501456 A GB1501456 A GB 1501456A
Authority
GB
United Kingdom
Prior art keywords
aqueous solution
sodium hydroxide
cellulosic material
viscosity
deliquifying
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
GB5048/75A
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.)
International Paper Co
Original Assignee
International Paper Co
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 International Paper Co filed Critical International Paper Co
Publication of GB1501456A publication Critical patent/GB1501456A/en
Expired legal-status Critical Current

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
    • D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds

Landscapes

  • Paper (AREA)
GB5048/75A 1974-08-12 1975-02-06 Method of increasing pulp yield and viscosity Expired GB1501456A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US49673474A 1974-08-12 1974-08-12

Publications (1)

Publication Number Publication Date
GB1501456A true GB1501456A (en) 1978-02-15

Family

ID=23973900

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5048/75A Expired GB1501456A (en) 1974-08-12 1975-02-06 Method of increasing pulp yield and viscosity

Country Status (9)

Country Link
JP (1) JPS5126303A (https=)
CA (1) CA1050212A (https=)
DE (1) DE2505004A1 (https=)
FI (1) FI750314A7 (https=)
FR (1) FR2282017A1 (https=)
GB (1) GB1501456A (https=)
IT (1) IT1027406B (https=)
NO (1) NO750369L (https=)
SE (1) SE7501239L (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61167292U (https=) * 1986-03-20 1986-10-17

Also Published As

Publication number Publication date
SE7501239L (sv) 1976-02-13
IT1027406B (it) 1978-11-20
FR2282017A1 (fr) 1976-03-12
FI750314A7 (https=) 1976-02-13
JPS5126303A (https=) 1976-03-04
DE2505004A1 (de) 1976-02-26
NO750369L (https=) 1976-02-13
CA1050212A (en) 1979-03-13

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee