IT1073662B - Perfezionamento negli apparecchi di vagliatura - Google Patents

Perfezionamento negli apparecchi di vagliatura

Info

Publication number
IT1073662B
IT1073662B IT50834/76A IT5083476A IT1073662B IT 1073662 B IT1073662 B IT 1073662B IT 50834/76 A IT50834/76 A IT 50834/76A IT 5083476 A IT5083476 A IT 5083476A IT 1073662 B IT1073662 B IT 1073662B
Authority
IT
Italy
Prior art keywords
improvement
screening apparatus
screening
Prior art date
Application number
IT50834/76A
Other languages
English (en)
Original Assignee
Black Clawson Co
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 Black Clawson Co filed Critical Black Clawson Co
Application granted granted Critical
Publication of IT1073662B publication Critical patent/IT1073662B/it

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
    • D21D5/023—Stationary screen-drums
    • D21D5/026—Stationary screen-drums with rotating cleaning foils
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/18—Drum screens
    • B07B1/20—Stationary drums with moving interior agitators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Combined Means For Separation Of Solids (AREA)
  • Filtration Of Liquid (AREA)
IT50834/76A 1975-08-11 1976-08-10 Perfezionamento negli apparecchi di vagliatura IT1073662B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/603,304 US4017387A (en) 1975-08-11 1975-08-11 Screening apparatus

Publications (1)

Publication Number Publication Date
IT1073662B true IT1073662B (it) 1985-04-17

Family

ID=24414866

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50834/76A IT1073662B (it) 1975-08-11 1976-08-10 Perfezionamento negli apparecchi di vagliatura

Country Status (11)

Country Link
US (1) US4017387A (it)
JP (1) JPS5237808A (it)
BR (1) BR7605234A (it)
CA (1) CA1086237A (it)
DE (1) DE2635868A1 (it)
ES (1) ES450618A1 (it)
FI (1) FI762295A (it)
FR (1) FR2323459A1 (it)
GB (1) GB1497016A (it)
IT (1) IT1073662B (it)
SE (1) SE425109B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4166028A (en) * 1976-05-20 1979-08-28 The Black Clawson Company Apparatus for screening paper fiber stock
FI57986C (fi) * 1979-02-28 1980-11-10 Ahlstroem Oy Siltrumma och saett att tillverka denna
US4410424A (en) * 1980-05-02 1983-10-18 The Black Clawson Company Screening apparatus for paper making stock
DE3607457A1 (de) * 1986-03-07 1987-09-10 Voith Gmbh J M Sortiersieb
FI76139C (fi) * 1987-01-19 1988-09-09 Ahlstroem Oy Foerfarande och anordning foer kvistseparering.
US5064537A (en) * 1987-04-16 1991-11-12 The Black Clawson Company Seamless screen cylinder with laser cut openings
KR950000040Y1 (ko) * 1990-02-21 1995-01-07 가부시기가이샤 사토미 세이사쿠쇼 지료정선장치(紙料精選裝置)
US5200072A (en) * 1990-08-16 1993-04-06 Ahlstrom Screen Plates Inc. Screen plates and methods of manufacture
FR2675520A1 (fr) * 1991-04-17 1992-10-23 Lamort Em Tamis pour epurateur et classificateur de pate a papier et son procede de realisation.
SE500893C2 (sv) * 1993-02-10 1994-09-26 Sunds Defibrator Ind Ab Trycksilanordning
WO1995005248A1 (en) * 1993-08-16 1995-02-23 The Black Clawson Company Slotted screen for paper stock
US6138375A (en) * 1999-03-01 2000-10-31 Gala Industries, Inc. Support ring for pellet dryer screen
US20130146547A1 (en) * 2011-12-07 2013-06-13 Andritz Inc. Screen basket having diagonal slots for top separator of a digester

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2820549A (en) * 1955-04-18 1958-01-21 Belke Mfg Co Filters
FR77314E (fr) * 1959-12-01 1962-02-16 Cie Constr Gros Mat Electromec Perfectionnement aux filtres spiralés
US3229815A (en) * 1961-12-05 1966-01-18 Wilfred F Mathewson Pulp screen or filter
US3456793A (en) * 1966-01-24 1969-07-22 Beloit Corp Dual pressure stock screen
US3458038A (en) * 1966-06-02 1969-07-29 Ingersoll Rand Canada Screening apparatus
US3511374A (en) * 1968-11-01 1970-05-12 California & Hawaiian Sugar Co Screening device
US3631981A (en) * 1969-02-06 1972-01-04 Ingersoll Rand Canada Blotted pulp screen
US3726401A (en) * 1970-12-16 1973-04-10 Bird Machine Co Screening machine
US3825123A (en) * 1972-08-10 1974-07-23 A 1 Eng Injection molding filter

Also Published As

Publication number Publication date
FI762295A (it) 1977-02-12
DE2635868A1 (de) 1977-02-24
SE7608955L (sv) 1977-02-12
CA1086237A (en) 1980-09-23
FR2323459A1 (fr) 1977-04-08
US4017387A (en) 1977-04-12
FR2323459B1 (it) 1982-05-07
SE425109B (sv) 1982-08-30
GB1497016A (en) 1978-01-05
ES450618A1 (es) 1977-08-01
BR7605234A (pt) 1977-08-09
JPS5237808A (en) 1977-03-24

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