FI47790B - - Google Patents

Info

Publication number
FI47790B
FI47790B FI01120/69A FI112069A FI47790B FI 47790 B FI47790 B FI 47790B FI 01120/69 A FI01120/69 A FI 01120/69A FI 112069 A FI112069 A FI 112069A FI 47790 B FI47790 B FI 47790B
Authority
FI
Finland
Application number
FI01120/69A
Other languages
Finnish (fi)
Other versions
FI47790C (fi
Inventor
S Hooper
Original Assignee
Hooper S W & Co Ltd
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 Hooper S W & Co Ltd filed Critical Hooper S W & Co Ltd
Application granted granted Critical
Publication of FI47790B publication Critical patent/FI47790B/fi
Publication of FI47790C publication Critical patent/FI47790C/fi

Links

Classifications

    • 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
    • D21D5/02—Straining or screening the pulp
    • D21D5/06—Rotary screen-drums

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
FI691120A 1968-04-19 1969-04-17 Kuitusulpun vaakasuora keskipakolajittelija. FI47790C (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73067268A 1968-04-19 1968-04-19

Publications (2)

Publication Number Publication Date
FI47790B true FI47790B (enrdf_load_stackoverflow) 1973-11-30
FI47790C FI47790C (fi) 1974-03-11

Family

ID=24936333

Family Applications (1)

Application Number Title Priority Date Filing Date
FI691120A FI47790C (fi) 1968-04-19 1969-04-17 Kuitusulpun vaakasuora keskipakolajittelija.

Country Status (4)

Country Link
US (1) US3508651A (enrdf_load_stackoverflow)
FI (1) FI47790C (enrdf_load_stackoverflow)
FR (1) FR2006541A1 (enrdf_load_stackoverflow)
NO (1) NO136209C (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE358429B (enrdf_load_stackoverflow) * 1969-06-10 1973-07-30 Sunds Ab
CA887765A (en) * 1969-11-21 1971-12-07 Cowan Ben Pulp screening machine
NL7210202A (enrdf_load_stackoverflow) * 1972-07-24 1974-01-28
CA981215A (en) * 1972-08-31 1976-01-06 Highratio Screens Ltd. Pulp stock pressure screen
US4268381A (en) * 1979-05-03 1981-05-19 Uniweld Inc. Rotary pulp screening device of the vertical pressure type
US4851111A (en) * 1985-08-09 1989-07-25 The Black Clawson Company Apparatus for screening paper fiber stock
US4697982A (en) * 1986-03-13 1987-10-06 Uniweld Inc. Rotary pulp screen of the horizontal type having pulp stock feed at different axial positions on the screen
FI81136C (fi) * 1987-11-11 1990-09-10 Ahlstroem Oy Foerfarande och anordning foer behandling av massa.
US5119953A (en) * 1990-04-02 1992-06-09 Celleco Hedemora Ab Pulp suspension screening and fractionation apparatus
US5839142A (en) * 1996-07-09 1998-11-24 Thermo Fibertek Inc. Stock washer for washing, thickening and classifying solids

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR777123A (fr) * 1933-08-12 1935-02-12 Voith Gmbh J M Procédé de séparation mécanique entre la matière mucilagineuse et la matière fibreuse de la pâte de bois ou de mélanges fibreux analogues
US3081873A (en) * 1960-11-16 1963-03-19 Cowan Elijah Pulp screen with internal dilution rotor
US3243041A (en) * 1963-02-25 1966-03-29 Cowan Ben Horizontal pressure type pulp screen
US3245535A (en) * 1963-05-23 1966-04-12 Cowan Ben Vertical pressure type pulp screen

Also Published As

Publication number Publication date
US3508651A (en) 1970-04-28
DE1920167A1 (de) 1969-11-06
NO136209B (enrdf_load_stackoverflow) 1977-04-25
FI47790C (fi) 1974-03-11
NO136209C (no) 1977-08-03
FR2006541A1 (en) 1969-12-26

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