CA2057932C - Continuous controlled drainage - Google Patents

Continuous controlled drainage

Info

Publication number
CA2057932C
CA2057932C CA 2057932 CA2057932A CA2057932C CA 2057932 C CA2057932 C CA 2057932C CA 2057932 CA2057932 CA 2057932 CA 2057932 A CA2057932 A CA 2057932A CA 2057932 C CA2057932 C CA 2057932C
Authority
CA
Canada
Prior art keywords
forming
fabric
forming fabric
vacuum
stock
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA 2057932
Other languages
English (en)
French (fr)
Inventor
Victor Emanuel Hansen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ASTENJOHNSON Inc
Original Assignee
Jwi 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 Jwi Ltd filed Critical Jwi Ltd
Application granted granted Critical
Publication of CA2057932C publication Critical patent/CA2057932C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/009—Fibre-rearranging devices
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/48—Suction apparatus
    • D21F1/52—Suction boxes without rolls
    • D21F1/523—Covers thereof
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F9/00—Complete machines for making continuous webs of paper
    • D21F9/02—Complete machines for making continuous webs of paper of the Fourdrinier type

Landscapes

  • Paper (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Centrifugal Separators (AREA)
CA 2057932 1989-06-08 1990-06-07 Continuous controlled drainage Expired - Fee Related CA2057932C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US36292689A 1989-06-08 1989-06-08
US362,926 1989-06-08

Publications (1)

Publication Number Publication Date
CA2057932C true CA2057932C (en) 1996-01-16

Family

ID=23428083

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2057932 Expired - Fee Related CA2057932C (en) 1989-06-08 1990-06-07 Continuous controlled drainage

Country Status (7)

Country Link
EP (1) EP0476002B1 (ja)
JP (1) JP2581615B2 (ja)
AU (1) AU633105B2 (ja)
CA (1) CA2057932C (ja)
DE (1) DE69005304T2 (ja)
FI (1) FI915763A0 (ja)
WO (1) WO1990015187A1 (ja)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2928466A (en) * 1955-12-27 1960-03-15 Ontario Paper Co Ltd Means for improving drainage on paper machines
US3052296A (en) * 1958-11-04 1962-09-04 Beloit Iron Works Uniflow fourdrinier
US3149026A (en) * 1961-09-26 1964-09-15 Beloit Iron Works Air assisted formation method and apparatus
FR1494472A (fr) * 1966-09-23 1967-09-08 Dispositif pour la fabrication du papier
GB1559277A (en) * 1975-11-06 1980-01-16 Jwi Ltd Stock formation in a paper making process
US4306934A (en) * 1978-11-27 1981-12-22 Seppanen Erkki O Method and apparatus for forming paper
JPS5615495A (en) * 1979-07-11 1981-02-14 Sanko Seishi Kogyo Kk Ground web constituting and dehydration regulating apparatus in paper making
JPS57176500U (ja) * 1981-05-01 1982-11-08

Also Published As

Publication number Publication date
DE69005304D1 (de) 1994-01-27
WO1990015187A1 (en) 1990-12-13
JP2581615B2 (ja) 1997-02-12
DE69005304T2 (de) 1994-04-07
EP0476002A1 (en) 1992-03-25
AU5725090A (en) 1991-01-07
EP0476002B1 (en) 1993-12-15
FI915763A0 (fi) 1991-12-05
AU633105B2 (en) 1993-01-21

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed