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FI57980C - Foerfarande och slipverk foer avlaegsning av slipmassa vid slipning av ved under tryck - Google Patents

Foerfarande och slipverk foer avlaegsning av slipmassa vid slipning av ved under tryck Download PDF

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Publication number
FI57980C
FI57980C FI780515A FI780515A FI57980C FI 57980 C FI57980 C FI 57980C FI 780515 A FI780515 A FI 780515A FI 780515 A FI780515 A FI 780515A FI 57980 C FI57980 C FI 57980C
Authority
FI
Finland
Prior art keywords
abrasive
grinding
slurry
chamber
container
Prior art date
Application number
FI780515A
Other languages
English (en)
Swedish (sv)
Other versions
FI57980B (fi
FI780515A (fi
Inventor
Pekka Haikkala
Original Assignee
Tampella Oy 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 Tampella Oy Ab filed Critical Tampella Oy Ab
Priority to FI780515A priority Critical patent/FI57980C/fi
Priority to GB25816/78A priority patent/GB1588489A/en
Priority to DE2827038A priority patent/DE2827038C2/de
Priority to US06/006,155 priority patent/US4270703A/en
Priority to CA000320674A priority patent/CA1148004A/en
Priority to AT0075179A priority patent/AT385292B/de
Priority to SE7900989A priority patent/SE441606B/sv
Priority to ES477496A priority patent/ES477496A1/es
Priority to FR7903635A priority patent/FR2417584B1/fr
Priority to IT20210/79A priority patent/IT1111983B/it
Priority to NO790507A priority patent/NO152614C/no
Priority to SU792732195A priority patent/SU1409133A3/ru
Priority to BR7900960A priority patent/BR7900960A/pt
Priority to JP1669179A priority patent/JPS5584602A/ja
Publication of FI780515A publication Critical patent/FI780515A/fi
Priority to ES484013A priority patent/ES484013A1/es
Application granted granted Critical
Publication of FI57980B publication Critical patent/FI57980B/fi
Priority to US06/185,858 priority patent/US4327870A/en
Publication of FI57980C publication Critical patent/FI57980C/fi

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
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/14—Disintegrating in mills
    • 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
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/14—Disintegrating in mills
    • D21B1/18—Disintegrating in mills in magazine-type machines
    • D21B1/24—Disintegrating in mills in magazine-type machines of the pocket type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S241/00—Solid material comminution or disintegration
    • Y10S241/14—Grinding in inert, controlled atmosphere

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Disintegrating Or Milling (AREA)
  • Debarking, Splitting, And Disintegration Of Timber (AREA)
  • Paper (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Crushing And Grinding (AREA)

Claims (7)

1. Menetelmä puuhiokkeen poistamiseksi puuta hiottaessa ilmakehää suuremman paineen alaisena hiomakoneessa, jossa on paine-kaasulla täytetty hicmakammio (3] pyörivää hiomaelintä (2) varten, jonka menetelmän mukaisesti puuhioke lietetään hiomakammiossa ja poistetaan lietteen muodossa hiomakammiosta, tunnettu siitä, että puuhiokeliete poistetaan ilmakehää suuremman paineen alaisesta hiomakammiosta (3} puuhioke1ietteen muodostaman hiomakammiossa vallitsevan paineen säilyttävän, sinänsä tunnetun painelukon (20a) kautta.
2. Patenttivaatimuksen 1 mukainen menetelmä, tunnet-t u siitä, että puuhiokekerroksen korkeutta painelukossa (20a) säädetään säätämällä puuhiokelietteen ulosvirtausta (23) painelukosta (20a) ilmakehän paineeseen.
3. Patenttivaatimuksen 1 tai 2 mukainen menetelmä, tunnettu siitä, että hiomakammiosta (3) poistuvalle puuhiokkee1le suoritetaan tikkujen rouhinta ennen lietteen poistoa ilmakehän paineeseen .
4. Patenttivaatimuksen 1 mukaisen menetelmän suorittamiseen tarkoitettu hiomakone, johon kuuluu ilmakehän painetta suuremman paineen alaisella kaasulla täytetty hiomakammio (3), hiomakammioon sovitettu pyörivä hiomaeiin (2) sekä hiomakammioon johtavat syöttölaitteet (6,12,13) puuta varten ja hiomakammiosta johtavat pois-syöttölaitteet puuhiokelietettä varten, tunnettu siitä, että syöttölaitteisiin kuuluu sisäänpäästölaite, jossa on säiliö (20) puuhiokelietettä varten, joka muodostaa painelukon (20a) hiomakam-mion ja ilmakehän paineen välille.
5. Patenttivaatimuksen 4 mukainen hiomakone, tunnet-t u siitä, että poisto laitteeseen kuuluu säiliö (20), jolla on yhteydet osaksi hiomakammioon (3) ja osaksi puuhiokelietteen poisto-putkeen (23), ja että säiliön yhteys (22) poistoputkeen (23) on sovitettu sellaisen välimatkan päähän korkeussuunnassa säiliöissä olevan puuhiokelietteen pinnan (20a) alapuolelle, että säiliön puuhioke-kerros muodostaa sulun, joka estää painekaasua poistumasta hiomakam-rniosta mainittuun poistoputkeen.
FI780515A 1978-02-16 1978-02-16 Foerfarande och slipverk foer avlaegsning av slipmassa vid slipning av ved under tryck FI57980C (fi)

Priority Applications (16)

Application Number Priority Date Filing Date Title
FI780515A FI57980C (fi) 1978-02-16 1978-02-16 Foerfarande och slipverk foer avlaegsning av slipmassa vid slipning av ved under tryck
GB25816/78A GB1588489A (en) 1978-02-16 1978-05-31 Method of and a grinder for discharging groundwood stock when grinding wood under pressure
DE2827038A DE2827038C2 (de) 1978-02-16 1978-06-20 Verfahren zum Ausschleusen einer Holzschliffsuspension und Holzschleifer zur Durchführung des Verfahrens
US06/006,155 US4270703A (en) 1978-02-16 1979-01-24 Method of and a grinder for discharging groundwood stock when grinding wood under pressure
CA000320674A CA1148004A (en) 1978-02-16 1979-02-01 Method and apparatus for continuously processing wood
AT0075179A AT385292B (de) 1978-02-16 1979-02-01 Verfahren zum entfernen von holzschliff aus der schleifkammer einer schleifmaschine und schleifmaschine zur durchfuehrung des verfahrens
SE7900989A SE441606B (sv) 1978-02-16 1979-02-05 Forfarande och slipverk for avlegsning av slipmassa vid slipning av ved under overatmosferiskt tryck
ES477496A ES477496A1 (es) 1978-02-16 1979-02-06 Metodo de descarga de pasta mecanica de madera y similares.
FR7903635A FR2417584B1 (fr) 1978-02-16 1979-02-13 Procede et appareil de defibrage de bois sous pression permettant de decharger la pate mecanique en maintenant la pression
IT20210/79A IT1111983B (it) 1978-02-16 1979-02-15 Metodo e macchina per scaricare materiale di pasta meccanica durante la sfibratura di legno sotto pressione
NO790507A NO152614C (no) 1978-02-16 1979-02-15 Fremgangsmaate og slipeverk for fjerning av slipemasse ved sliping av ved under trykk
SU792732195A SU1409133A3 (ru) 1978-02-16 1979-02-15 Способ разгрузки отдефибрированной древесины
BR7900960A BR7900960A (pt) 1978-02-16 1979-02-15 Processo para descarregar um estoque de madeira moida e moedor para executar o dito processo
JP1669179A JPS5584602A (en) 1978-02-16 1979-02-15 Method of discharging chipped lumber and device for chipping lumber
ES484013A ES484013A1 (es) 1978-02-16 1979-09-08 Perfeccionamientos en las trituradoras de madera
US06/185,858 US4327870A (en) 1978-02-16 1980-09-11 Apparatus for continuously grinding wood under pressure and continuously discharging groundwood

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI780515A FI57980C (fi) 1978-02-16 1978-02-16 Foerfarande och slipverk foer avlaegsning av slipmassa vid slipning av ved under tryck
FI780515 1978-02-16

Publications (3)

Publication Number Publication Date
FI780515A FI780515A (fi) 1979-08-17
FI57980B FI57980B (fi) 1980-07-31
FI57980C true FI57980C (fi) 1980-11-10

Family

ID=8511476

Family Applications (1)

Application Number Title Priority Date Filing Date
FI780515A FI57980C (fi) 1978-02-16 1978-02-16 Foerfarande och slipverk foer avlaegsning av slipmassa vid slipning av ved under tryck

Country Status (14)

Country Link
US (2) US4270703A (fi)
JP (1) JPS5584602A (fi)
AT (1) AT385292B (fi)
BR (1) BR7900960A (fi)
CA (1) CA1148004A (fi)
DE (1) DE2827038C2 (fi)
ES (2) ES477496A1 (fi)
FI (1) FI57980C (fi)
FR (1) FR2417584B1 (fi)
GB (1) GB1588489A (fi)
IT (1) IT1111983B (fi)
NO (1) NO152614C (fi)
SE (1) SE441606B (fi)
SU (1) SU1409133A3 (fi)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE427052B (sv) * 1979-07-06 1983-02-28 Sunds Defibrator Anordning for att tillverka mekanisk massa av lignocellulosahaltigt material
FI60251C (fi) * 1979-07-20 1981-12-10 Tampella Oy Ab Taetningsanordning foer en tillslutningslucka foer ett tryckslipverk
SE420223B (sv) * 1979-10-10 1981-09-21 Sunds Defibrator Forfarande och anordning for framstellning av mekanisk massa
US4445973A (en) * 1979-10-10 1984-05-01 Sunds Defibrator Ab Method and device for the manufacture of mechanical pulp
SE420225B (sv) * 1979-10-10 1981-09-21 Sunds Defibrator Forfarande och anordning for framstellning av mekanisk massa
DE3011059A1 (de) * 1980-03-21 1981-10-01 Siemens AG, 1000 Berlin und 8000 München Optischer stern-koppler mit planarem mischerelement
DE3015722A1 (de) * 1980-04-24 1981-10-29 J.M. Voith Gmbh, 7920 Heidenheim Vorrichtung zur herstellung von holzschliff
GB2086260B (en) * 1980-10-29 1983-09-14 Odlin Kenneth Frederick Lamp crushing apparatus
FI61731C (fi) * 1980-11-18 1982-09-10 Tampella Oy Ab Foerfarande foer foerbaettring av efteranvaendningen av vid tilverkningsprocessen foer traeslipmassa alstrad vaermeener gi
FI61052C (fi) * 1980-11-18 1982-05-10 Tampella Oy Ab Foerfarande foer att hoeja temperaturen av spritsvatten som skall tillfoeras tillverkningsprocessen foer slipmassa
DE3101723C2 (de) * 1981-01-21 1982-10-21 J.M. Voith Gmbh, 7920 Heidenheim Anlage zum Schleifen von Holz für die Papierfabrikation
CA1172485A (en) * 1981-12-07 1984-08-14 Allan J. Wildey Method and apparatus for centrifugal pulpwood and wood chip grinding
FI69653C (fi) * 1984-01-09 1986-03-10 Tampella Oy Ab Foerfarande och matningsanordning foer inmatning av en vedsatsi en tryckslipmaskin
EP3286138B1 (fr) * 2015-04-22 2019-04-10 Ocp Sa Processus de preparation du fluorure de calcium a partir de l'acide fluosilicique

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE93533C (fi) *
US1099557A (en) * 1913-07-10 1914-06-09 William A Lorenz Art of preparing disintegrated materials for packing.
US1713510A (en) * 1926-12-11 1929-05-21 Emil A Briner Heating and ventilation of paper-pulp-grinding buildings
DE593533C (de) * 1929-04-20 1935-09-17 Johannes Tamaschke Verfahren zum Gewinnen von Holzschliff
US1974789A (en) * 1930-09-20 1934-09-25 Universal Oil Preducts Company Means of charging solid material into a confined zone
FR1401560A (fr) * 1964-05-29 1965-06-04 Defibrator Ab Procédé de fabrication de pâtes cellulosiques à partir de copeaux dans un appareil défibreur
GB1197450A (en) * 1966-08-01 1970-07-01 Anglo Paper Prod Ltd Method for the Treatment of Lignocellulosic Materials
DE1703901B1 (de) * 1968-07-26 1971-02-11 Hombak Maschinenfab Kg Vorrichtung zum Herstellen duennflaechiger Holzspaene
US3690572A (en) * 1969-12-06 1972-09-12 Voith Gmbh J M Two press grinder constructed for easy wheel replacement
US3808090A (en) * 1970-10-01 1974-04-30 F Luhde Mechanical abrasion of wood particles in the presence of water and in an inert gaseous atmosphere
SE357011B (fi) * 1971-09-28 1973-06-12 Reinhall Rolf
SE359332B (fi) * 1971-12-20 1973-08-27 Reinhall Rolf
US3948449A (en) * 1972-03-03 1976-04-06 Logan Kenneth C Apparatus for the treatment of lignocellulosic material
SE372299B (fi) * 1973-04-27 1974-12-16 Reinhall Rolf
FI51216C (fi) * 1975-04-04 1976-11-10 Yhtyneet Paperitehtaat Oy Menetelmä ja laite kuumahierteen valmistamiseksi.
SE413601B (sv) * 1976-06-30 1980-06-09 American Defibrator Sett vid framstellning av fibermassa i en under angtryck staende malapparat samt anordning for genomforande av settet
SE422088B (sv) * 1978-11-24 1982-02-15 Mo Och Domsjoe Ab Forfarande for framstellning av slipmassa av lignocellolusahaltiga material
DE3015722A1 (de) * 1980-04-24 1981-10-29 J.M. Voith Gmbh, 7920 Heidenheim Vorrichtung zur herstellung von holzschliff

Also Published As

Publication number Publication date
FR2417584A1 (fr) 1979-09-14
DE2827038A1 (de) 1979-08-23
JPS5584602A (en) 1980-06-26
US4270703A (en) 1981-06-02
BR7900960A (pt) 1979-09-25
SU1409133A3 (ru) 1988-07-07
NO152614B (no) 1985-07-15
FR2417584B1 (fr) 1986-05-09
ES477496A1 (es) 1980-01-16
CA1148004A (en) 1983-06-14
FI57980B (fi) 1980-07-31
IT7920210A0 (it) 1979-02-15
NO152614C (no) 1985-10-23
US4327870A (en) 1982-05-04
SE441606B (sv) 1985-10-21
ES484013A1 (es) 1980-04-01
JPS5711764B2 (fi) 1982-03-06
ATA75179A (de) 1982-06-15
SE7900989L (sv) 1979-08-17
IT1111983B (it) 1986-01-13
GB1588489A (en) 1981-04-23
AT385292B (de) 1988-03-10
FI780515A (fi) 1979-08-17
DE2827038C2 (de) 1985-05-15
NO790507L (no) 1979-08-17

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Owner name: OY TAMPELLA AB