GB1521331A - Process for manufacturing high-yield pulps - Google Patents

Process for manufacturing high-yield pulps

Info

Publication number: GB1521331A
Authority: GB; United Kingdom
Prior art keywords: yield; lignocellulosic material; manufacturing high; stream; yield pulps
Prior art date: 1974-09-23
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

GB38855/75A

Other languages

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.)

Mo och Domsjo AB

Original Assignee

Mo och Domsjo 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

1975-09-22

Publication date

1978-08-16

1975-09-22 Application filed by Mo och Domsjo AB filed Critical Mo och Domsjo AB

1978-08-16 Publication of GB1521331A publication Critical patent/GB1521331A/en

Status Expired legal-status Critical Current

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

Landscapes

Paper (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)

GB38855/75A 1974-09-23 1975-09-22 Process for manufacturing high-yield pulps Expired GB1521331A (en)

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 (1)

Publication Number	Publication Date
GB1521331A true GB1521331A (en)	1978-08-16

Family

ID=20322204

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB38855/75A Expired GB1521331A (en)	1974-09-23	1975-09-22	Process for manufacturing high-yield pulps
GB24434/77A Expired GB1521332A (en)	1974-09-23	1975-09-22	Apparatus for manufacturing pulp

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
GB24434/77A Expired GB1521332A (en)	1974-09-23	1975-09-22	Apparatus for manufacturing pulp

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)

Families Citing this family (4)

* 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
US5607546A (en) *	1990-02-13	1997-03-04	Molnlycke Ab	CTMP-process
SE466060C (sv) *	1990-02-13	1995-09-11	Moelnlycke Ab	Absorberande kemitermomekanisk massa och framställning därav

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

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
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
SE385719B (sv)	1976-07-19
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

Similar Documents

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GB1519848A (en)	1978-08-02	Process for manufacturing cellulose pulps
US3446699A (en)	1969-05-27	Method of producing pulps from lignocellulose containing materials
ES8605603A1 (es)	1986-03-16	Un metodo para producir una pasta papelera mejorada,de ele- vado rendimiento
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SE8406536L (sv)	1986-06-22	Forfarande for framstellning av cellulosa
GB1521331A (en)	1978-08-16	Process for manufacturing high-yield pulps
ES8704569A1 (es)	1987-04-16	Procedimiento de disgregacion con sulfito para la preparacion de celulosa a partir de materiales que contienen lignocelulosa con recuperacion de los productos quimicos de disgregacion
GB497982A (en)	1938-12-30	Improvements in or relating to a fermentation process for the preparation of paper-pulp from incrusted cellulose fibres
SE7500167L (sv)	1975-10-02
ES409498A1 (es)	1976-04-01	Un metodo para la produccion de pasta de papel.
CA1018306A (en)	1977-10-04	Method of producing char from waste liquor of pulp manufacturing process
SE7511293L (sv)	1976-04-12	Massaframstellningsprocess
GB1392770A (en)	1975-04-30	Process for the manufacture of pulp using oxygen
SU777121A1 (ru)	1980-11-07	Способ получени порошковой целлюлозы
GB825216A (en)	1959-12-09	Method of producing wood pulp
ES8205285A1 (es)	1982-06-01	Procedimiento y aparato para la deslignificacion continua con oxigeno de pulpas de consistencia media
GB1365642A (en)	1974-09-04	Process of making pulp from wood chips
GB1479326A (en)	1977-07-13	Method for producing cellulose pulp from peat for use as a raw material in paper making
SU503966A1 (ru)	1976-02-25	Способ получени целлюлозного волокнистого полуфабриката
GB834006A (en)	1960-05-04	Improvements in or relating to the pulping of cellulosic material
GB822440A (en)	1959-10-28	A method for producing wood pulp
CA534769A (en)	1956-12-25	Processes of preparing cooking liquor for neutral sulphite digestion of cellulosic material
SE7812047L (sv)	1980-05-23	Sett for framstellning av sulfatmassa
ES8304242A1 (es)	1983-02-16	Procedimiento mejorado para la preparacion de pastas papeleras quimicas.

Legal Events

Date	Code	Title	Description
1978-12-13	PS	Patent sealed [section 19, patents act 1949]
1990-05-16	PCNP	Patent ceased through non-payment of renewal fee