FI940638A0 - A new method for separating cellulose fibers from lignin - Google Patents

A new method for separating cellulose fibers from lignin

Info

Publication number
FI940638A0
FI940638A0 FI940638A FI940638A FI940638A0 FI 940638 A0 FI940638 A0 FI 940638A0 FI 940638 A FI940638 A FI 940638A FI 940638 A FI940638 A FI 940638A FI 940638 A0 FI940638 A0 FI 940638A0
Authority
FI
Finland
Prior art keywords
lignin
cellulose fibers
new method
separating cellulose
separating
Prior art date
Application number
FI940638A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI95158C (en
FI95158B (en
Inventor
Aoke Allan Johansson
Harri Kai Sipilae
Johan Karl Richard Lindholm
Johan Erik Gullichsen
Yakup Yilmaz
Original Assignee
Valtion Teknillinen
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 Valtion Teknillinen filed Critical Valtion Teknillinen
Priority to FI940638A priority Critical patent/FI95158C/en
Publication of FI940638A0 publication Critical patent/FI940638A0/en
Priority to PCT/FI1995/000056 priority patent/WO1995021959A1/en
Application granted granted Critical
Publication of FI95158B publication Critical patent/FI95158B/en
Publication of FI95158C publication Critical patent/FI95158C/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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
FI940638A 1994-02-11 1994-02-11 A new method for separating cellulose fibers from lignin FI95158C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI940638A FI95158C (en) 1994-02-11 1994-02-11 A new method for separating cellulose fibers from lignin
PCT/FI1995/000056 WO1995021959A1 (en) 1994-02-11 1995-02-10 A process for separating cellulose fibers from lignin by heating in a solution comprising k3po4 and alkali

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI940638 1994-02-11
FI940638A FI95158C (en) 1994-02-11 1994-02-11 A new method for separating cellulose fibers from lignin

Publications (3)

Publication Number Publication Date
FI940638A0 true FI940638A0 (en) 1994-02-11
FI95158B FI95158B (en) 1995-09-15
FI95158C FI95158C (en) 1995-12-27

Family

ID=8540082

Family Applications (1)

Application Number Title Priority Date Filing Date
FI940638A FI95158C (en) 1994-02-11 1994-02-11 A new method for separating cellulose fibers from lignin

Country Status (2)

Country Link
FI (1) FI95158C (en)
WO (1) WO1995021959A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI112508B (en) 1999-04-06 2003-12-15 Chempolis Oy Process for the production of cellulose and by-product
FI122815B (en) 2005-04-18 2012-07-13 Cerefi Oy Method for fractionating lignocellulosic materials and parts obtained from them
CN114763680B (en) * 2021-01-15 2024-01-30 中国石油天然气股份有限公司 Method for removing lignin from lignocellulose raw material

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3483874A (en) * 1967-11-29 1969-12-16 Philip Morris Inc Process for the treatment of tobacco
US3933577A (en) * 1971-01-08 1976-01-20 Penque Ronald A Process of sonically treating municipal waste to produce high quality paper pulp and fertilizer

Also Published As

Publication number Publication date
FI95158C (en) 1995-12-27
WO1995021959A1 (en) 1995-08-17
FI95158B (en) 1995-09-15

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Legal Events

Date Code Title Description
BB Publication of examined application