FI42397C - Apparatus for the continuous processing of cellulosic materials, in particular for the production of semi-chemical pulp - Google Patents

Apparatus for the continuous processing of cellulosic materials, in particular for the production of semi-chemical pulp

Info

Publication number: FI42397C
Authority: FI; Finland
Prior art keywords: semi; production; continuous processing; cellulosic materials; chemical pulp
Prior art date: 1959-11-20

Application number

FI189460A

Other languages

Finnish (fi)

Other versions

FI42397B (en

Inventor

Asplund Arne Johan Arthur

Reinhall Rolf Bertil

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.)

1959-11-20

Filing date

1960-11-17

Publication date

1972-01-21

1960-11-17 Application filed filed Critical

1970-03-31 Publication of FI42397B publication Critical patent/FI42397B/fi

1972-01-21 Application granted granted Critical

1972-01-21 Publication of FI42397C publication Critical patent/FI42397C/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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/10—Physical methods for facilitating impregnation
- 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

FI189460A 1959-11-20 1960-11-17 Apparatus for the continuous processing of cellulosic materials, in particular for the production of semi-chemical pulp FI42397C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE1092659		1959-11-20

Publications (2)

Publication Number	Publication Date
FI42397B FI42397B (en)	1970-03-31
FI42397C true FI42397C (en)	1972-01-21

Family

ID=20293068

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI189460A FI42397C (en)	1959-11-20	1960-11-17	Apparatus for the continuous processing of cellulosic materials, in particular for the production of semi-chemical pulp

Country Status (8)

Country	Link
AT (1)	AT241964B (en)
BE (1)	BE597246A (en)
CH (1)	CH404386A (en)
DE (1)	DE1517139A1 (en)
FI (1)	FI42397C (en)
FR (1)	FR1274031A (en)
GB (1)	GB974341A (en)
NL (2)	NL258134A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5300195A (en) *	1988-05-31	1994-04-05	Kamyr Ab	Continuous vertical digester apparatus
SE506456C2 (en) *	1989-06-28	1997-12-15	Kvaerner Pulping Tech	Apparatus and method for continuous production of pulp, wherein the impregnation vessel is arranged in the cooking pot
EP2336344A1 (en) *	2009-12-21	2011-06-22	Sekab E-Technology AB	Pre-treatment of cellulosic material

0
- NL NL136526D patent/NL136526C/xx active
- NL NL258134D patent/NL258134A/xx unknown
1960
- 1960-11-17 FI FI189460A patent/FI42397C/en active
- 1960-11-18 BE BE597246A patent/BE597246A/en unknown
- 1960-11-18 GB GB3967260A patent/GB974341A/en not_active Expired
- 1960-11-18 FR FR844387A patent/FR1274031A/en not_active Expired
- 1960-11-18 AT AT860960A patent/AT241964B/en active
- 1960-11-18 CH CH1296260A patent/CH404386A/en unknown
- 1960-11-19 DE DE19601517139 patent/DE1517139A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
GB974341A (en)	1964-11-04
NL258134A (en)
BE597246A (en)	1961-05-18
FI42397B (en)	1970-03-31
AT241964B (en)	1965-08-25
CH404386A (en)	1965-12-15
FR1274031A (en)	1961-10-20
NL136526C (en)
DE1517139A1 (en)	1969-08-07

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