SE385719B - Forfarande for framstellning av massa fran lignocellulosamaterial i utbytesomradet 70-93 % - Google Patents

Forfarande for framstellning av massa fran lignocellulosamaterial i utbytesomradet 70-93 %

Info

Publication number: SE385719B
Authority: SE; Sweden
Prior art keywords: lignocellulos; procedure; replacement area; preparing mass; preparing
Prior art date: 1974-09-23

Application number

SE7411950A

Other languages

English (en)

Other versions

SE7411950L (sv

Inventor

J A I Lindahl

L G Rudstrom

Original Assignee

Mo Och Domsjoe Ab

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.)

1974-09-23

Filing date

1974-09-23

Publication date

1976-07-19

1974-09-23 Application filed by Mo Och Domsjoe Ab filed Critical Mo Och Domsjoe Ab

1974-09-23 Priority to SE7411950A priority Critical patent/SE385719B/sv

1975-09-08 Priority to AU84630/75A priority patent/AU475099B2/en

1975-09-13 Priority to DE19752540917 priority patent/DE2540917C3/de

1975-09-19 Priority to CA235,917A priority patent/CA1065560A/en

1975-09-19 Priority to FI752632A priority patent/FI57454C/fi

1975-09-22 Priority to JP50114642A priority patent/JPS5239921B2/ja

1975-09-22 Priority to GB24434/77A priority patent/GB1521332A/en

1975-09-22 Priority to NO753227A priority patent/NO147115C/no

1975-09-22 Priority to GB38855/75A priority patent/GB1521331A/en

1975-09-23 Priority to BR7506140*A priority patent/BR7506140A/pt

1975-09-23 Priority to FR7529113A priority patent/FR2285490A1/fr

1976-03-24 Publication of SE7411950L publication Critical patent/SE7411950L/sv

1976-07-19 Publication of SE385719B publication Critical patent/SE385719B/sv

1977-05-02 Priority to US05/792,941 priority patent/US4152197A/en

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
- D21C3/22—Other features of pulping processes

SE7411950A 1974-09-23 1974-09-23 Forfarande for framstellning av massa fran lignocellulosamaterial i utbytesomradet 70-93 % SE385719B (sv)

Priority Applications (12)

Application Number	Priority Date	Filing Date	Title
SE7411950A SE385719B (sv)	1974-09-23	1974-09-23	Forfarande for framstellning av massa fran lignocellulosamaterial i utbytesomradet 70-93 %
AU84630/75A AU475099B2 (en)	1974-09-23	1975-09-08	A process for manufacturing improved high-yield pulps
DE19752540917 DE2540917C3 (de)	1974-09-23	1975-09-13	Verfahren und Vorrichtung zur Herstellung von verbessertem Hochausbeutezellstoff
CA235,917A CA1065560A (en)	1974-09-23	1975-09-19	Process for manufacturing improved high-yield pulps
FI752632A FI57454C (fi)	1974-09-23	1975-09-19	Framstaellning av foerbaettrad hoegutbytesmassa
JP50114642A JPS5239921B2 (sv)	1974-09-23	1975-09-22
GB24434/77A GB1521332A (en)	1974-09-23	1975-09-22	Apparatus for manufacturing pulp
NO753227A NO147115C (no)	1974-09-23	1975-09-22	Fremgangsmaate og apparat for fremstilling av masse av et lignocellulosemateriale
GB38855/75A GB1521331A (en)	1974-09-23	1975-09-22	Process for manufacturing high-yield pulps
BR7506140*A BR7506140A (pt)	1974-09-23	1975-09-23	Processo para a fabricacao de polpa a partir de material lenhocelulosico e aparelho para realizacao do processo
FR7529113A FR2285490A1 (fr)	1974-09-23	1975-09-23	Procede de fabrication de pates cellulosiques ameliorees a rendement eleve
US05/792,941 US4152197A (en)	1974-09-23	1977-05-02	Process for preparing high-yield cellulose pulps by vapor phase pulping an unpulped portion of lignocellulosic material and a partially chemically pulped portion

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE7411950A SE385719B (sv)	1974-09-23	1974-09-23	Forfarande for framstellning av massa fran lignocellulosamaterial i utbytesomradet 70-93 %

Publications (2)

Publication Number	Publication Date
SE7411950L SE7411950L (sv)	1976-03-24
SE385719B true SE385719B (sv)	1976-07-19

Family

ID=20322204

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7411950A SE385719B (sv)	1974-09-23	1974-09-23	Forfarande for framstellning av massa fran lignocellulosamaterial i utbytesomradet 70-93 %

Country Status (9)

Country	Link
JP (1)	JPS5239921B2 (sv)
AU (1)	AU475099B2 (sv)
BR (1)	BR7506140A (sv)
CA (1)	CA1065560A (sv)
FI (1)	FI57454C (sv)
FR (1)	FR2285490A1 (sv)
GB (2)	GB1521331A (sv)
NO (1)	NO147115C (sv)
SE (1)	SE385719B (sv)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1991012367A1 (en) *	1990-02-13	1991-08-22	Sca Research Ab	Ctmp-process
US5607546A (en) *	1990-02-13	1997-03-04	Molnlycke Ab	CTMP-process

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE416481B (sv) *	1977-05-02	1981-01-05	Mo Och Domsjoe Ab	Fofarande och anordning for behandling av vedflis for avlegsnande av tungmetaller och harts
JPS5415004A (en) *	1977-07-04	1979-02-03	Hokusan Kk	Pulp making method and apparatus

1974
- 1974-09-23 SE SE7411950A patent/SE385719B/sv not_active IP Right Cessation
1975
- 1975-09-08 AU AU84630/75A patent/AU475099B2/en not_active Expired
- 1975-09-19 FI FI752632A patent/FI57454C/fi not_active IP Right Cessation
- 1975-09-19 CA CA235,917A patent/CA1065560A/en not_active Expired
- 1975-09-22 JP JP50114642A patent/JPS5239921B2/ja not_active Expired
- 1975-09-22 GB GB38855/75A patent/GB1521331A/en not_active Expired
- 1975-09-22 NO NO753227A patent/NO147115C/no unknown
- 1975-09-22 GB GB24434/77A patent/GB1521332A/en not_active Expired
- 1975-09-23 BR BR7506140*A patent/BR7506140A/pt unknown
- 1975-09-23 FR FR7529113A patent/FR2285490A1/fr active Granted

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1991012367A1 (en) *	1990-02-13	1991-08-22	Sca Research Ab	Ctmp-process
AU647780B2 (en) *	1990-02-13	1994-03-31	Sca Research Ab	CTMP-process
US5607546A (en) *	1990-02-13	1997-03-04	Molnlycke Ab	CTMP-process
US6458245B1 (en)	1990-02-13	2002-10-01	Sca Research Ab	CTMP-process

Also Published As

Publication number	Publication date
CA1065560A (en)	1979-11-06
JPS5239921B2 (sv)	1977-10-07
FI752632A (sv)	1976-03-24
GB1521332A (en)	1978-08-16
GB1521331A (en)	1978-08-16
AU8463075A (en)	1976-08-12
NO753227L (sv)	1976-03-24
NO147115B (no)	1982-10-25
NO147115C (no)	1983-02-02
FR2285490B1 (sv)	1978-04-07
JPS5160703A (sv)	1976-05-26
FR2285490A1 (fr)	1976-04-16
SE7411950L (sv)	1976-03-24
DE2540917A1 (de)	1976-04-01
AU475099B2 (en)	1976-08-12
FI57454B (fi)	1980-04-30
BR7506140A (pt)	1976-08-03
FI57454C (fi)	1980-08-11
DE2540917B2 (de)	1977-02-17

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Legal Events

Date	Code	Title	Description
1995-01-31	NUG	Patent has lapsed	Ref document number: 7411950-4 Effective date: 19900703 Format of ref document f/p: F

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