GB191328929A - Improved Process of and Apparatus for Obtaining Wood Fiber. - Google Patents

Improved Process of and Apparatus for Obtaining Wood Fiber.

Info

Publication number
GB191328929A
GB191328929A GB191328929DA GB191328929A GB 191328929 A GB191328929 A GB 191328929A GB 191328929D A GB191328929D A GB 191328929DA GB 191328929 A GB191328929 A GB 191328929A
Authority
GB
United Kingdom
Prior art keywords
improved process
wood fiber
obtaining wood
oils
wood
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
Inventor
Walter Kelsey Freeman
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191328929A publication Critical patent/GB191328929A/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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/006—Pulping cellulose-containing materials with compounds not otherwise provided for

Landscapes

  • Paper (AREA)

Abstract

28,929. Freeman, W. K. Dec. 15. Drawings to Specification. Essential oils and turpentine, extracting.-In the production of fibre for spinning or papermaking purposes by digesting wood and other vegetable substances, especially pinaceous or resinous wood, with a weak solution of sulphite, sulphate, soda, &c. in an atmosphere of hydrogen, the oils and other volatile materials are vaporized and are condensed.
GB191328929D 1913-12-15 1913-12-15 Improved Process of and Apparatus for Obtaining Wood Fiber. Expired GB191328929A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191328929T 1913-12-15

Publications (1)

Publication Number Publication Date
GB191328929A true GB191328929A (en) 1915-03-15

Family

ID=32647220

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191328929D Expired GB191328929A (en) 1913-12-15 1913-12-15 Improved Process of and Apparatus for Obtaining Wood Fiber.

Country Status (3)

Country Link
DE (1) DE288019C (en)
FR (1) FR471620A (en)
GB (1) GB191328929A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE965181C (en) * 1943-08-11 1957-06-06 Waldhof Zellstoff Fab Process for carrying out the pre-hydrolysis of wood for pulp production

Also Published As

Publication number Publication date
DE288019C (en)
FR471620A (en) 1914-11-05

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