SE304167B - - Google Patents

Info

Publication number
SE304167B
SE304167B SE2033/60A SE203360A SE304167B SE 304167 B SE304167 B SE 304167B SE 2033/60 A SE2033/60 A SE 2033/60A SE 203360 A SE203360 A SE 203360A SE 304167 B SE304167 B SE 304167B
Authority
SE
Sweden
Application number
SE2033/60A
Inventor
G Malm
Original Assignee
Svenska Cellulosa 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.)
Filing date
Publication date
Application filed by Svenska Cellulosa Ab filed Critical Svenska Cellulosa Ab
Priority to SE2033/60A priority Critical patent/SE304167B/xx
Priority to US91890A priority patent/US3352745A/en
Priority to DES72738A priority patent/DE1292486B/en
Publication of SE304167B publication Critical patent/SE304167B/xx

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/18—Purification of the pulp suspension by mechanical means; Apparatus therefor with the aid of centrifugal force
SE2033/60A 1960-02-29 1960-02-29 SE304167B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE2033/60A SE304167B (en) 1960-02-29 1960-02-29
US91890A US3352745A (en) 1960-02-29 1961-02-27 Process of separating fibrous pulp into springwood and summerwood fibers by centrifuging
DES72738A DE1292486B (en) 1960-02-29 1961-02-27 Process for preparing pulp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE2033/60A SE304167B (en) 1960-02-29 1960-02-29

Publications (1)

Publication Number Publication Date
SE304167B true SE304167B (en) 1968-09-16

Family

ID=20259270

Family Applications (1)

Application Number Title Priority Date Filing Date
SE2033/60A SE304167B (en) 1960-02-29 1960-02-29

Country Status (3)

Country Link
US (1) US3352745A (en)
DE (1) DE1292486B (en)
SE (1) SE304167B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1220214A (en) * 1966-10-04 1971-01-20 Nat Res Dev Improvements in or relating to sorting fibrous material
US3486619A (en) * 1968-01-24 1969-12-30 Wikdahl Nils Anders Lennart Method of removing impurities from a fiber suspension
US3912579A (en) * 1969-06-04 1975-10-14 Bergstrom Paper Co Reverse cleaning and de-inking of paper stock
US3830688A (en) * 1970-10-23 1974-08-20 Skogsaegarnas Ind Ab Method of reducing the discharge of waste products from pulp mills
US3884750A (en) * 1972-09-25 1975-05-20 Little Inc A Method of recovering separate fiber fractions from corrugated board
US4292122A (en) * 1976-12-06 1981-09-29 Domtar Inc. Bonding properties of mechanical pulps
US4135389A (en) * 1977-06-06 1979-01-23 Domtar Inc. Specific surface fractionator
US4985119A (en) * 1987-07-01 1991-01-15 The Procter & Gamble Cellulose Company Cellulose fiber-reinforced structure
US5228954A (en) * 1991-05-28 1993-07-20 The Procter & Gamble Cellulose Company Cellulose pulps of selected morphology for improved paper strength potential
US5405499A (en) * 1993-06-24 1995-04-11 The Procter & Gamble Company Cellulose pulps having improved softness potential
US5679218A (en) * 1994-07-29 1997-10-21 The Procter & Gamble Company Tissue paper containing chemically softened coarse cellulose fibers
SE528348C2 (en) * 2004-09-21 2006-10-24 Noss Ab Method and apparatus for producing cellulose pulp
FI20055635A (en) * 2005-12-01 2007-06-02 Metso Paper Inc Procedure for making paper
US8875903B2 (en) * 2007-03-19 2014-11-04 Palo Alto Research Center Incorporated Vortex structure for high throughput continuous flow separation
GB2457012B (en) * 2008-01-22 2012-09-12 Caltec Ltd Separation system and method
EP2448680B1 (en) * 2009-07-03 2019-11-27 Ovivo Luxembourg S.à.r.l. Hydrocyclone, system and method for cleaning cellulose suspensions

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL76122C (en) *
NL43368C (en) * 1935-03-22
BE420877A (en) * 1936-03-11
DE666817C (en) * 1937-07-11 1938-10-28 Andre Berges Device for continuous cleaning and sifting, in particular of paper stock
BE500693A (en) * 1939-11-21
BE503581A (en) * 1950-05-30
BE504689A (en) * 1950-07-30

Also Published As

Publication number Publication date
US3352745A (en) 1967-11-14
DE1292486B (en) 1969-04-10

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