DE69005304D1 - CONTINUOUSLY CONTROLLED DRAINAGE. - Google Patents

CONTINUOUSLY CONTROLLED DRAINAGE.

Info

Publication number
DE69005304D1
DE69005304D1 DE90908880T DE69005304T DE69005304D1 DE 69005304 D1 DE69005304 D1 DE 69005304D1 DE 90908880 T DE90908880 T DE 90908880T DE 69005304 T DE69005304 T DE 69005304T DE 69005304 D1 DE69005304 D1 DE 69005304D1
Authority
DE
Germany
Prior art keywords
continuously controlled
controlled drainage
drainage
continuously
controlled
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
DE90908880T
Other languages
German (de)
Other versions
DE69005304T2 (en
Inventor
Victor 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 Canada
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 DE69005304D1 publication Critical patent/DE69005304D1/en
Publication of DE69005304T2 publication Critical patent/DE69005304T2/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
DE90908880T 1989-06-08 1990-06-07 CONTINUOUSLY CONTROLLED DRAINAGE. Expired - Fee Related DE69005304T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US36292689A 1989-06-08 1989-06-08
PCT/CA1990/000185 WO1990015187A1 (en) 1989-06-08 1990-06-07 Continuous controlled drainage

Publications (2)

Publication Number Publication Date
DE69005304D1 true DE69005304D1 (en) 1994-01-27
DE69005304T2 DE69005304T2 (en) 1994-04-07

Family

ID=23428083

Family Applications (1)

Application Number Title Priority Date Filing Date
DE90908880T Expired - Fee Related DE69005304T2 (en) 1989-06-08 1990-06-07 CONTINUOUSLY CONTROLLED DRAINAGE.

Country Status (7)

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

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 (en) * 1966-09-23 1967-09-08 Device for papermaking
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 (en) * 1981-05-01 1982-11-08

Also Published As

Publication number Publication date
DE69005304T2 (en) 1994-04-07
EP0476002B1 (en) 1993-12-15
CA2057932C (en) 1996-01-16
EP0476002A1 (en) 1992-03-25
AU5725090A (en) 1991-01-07
FI915763A0 (en) 1991-12-05
AU633105B2 (en) 1993-01-21
JP2581615B2 (en) 1997-02-12
WO1990015187A1 (en) 1990-12-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ASTENJOHNSON, INC., KANATA, ONTARIO, CA

8328 Change in the person/name/address of the agent

Representative=s name: RECHTS- UND PATENTANWAELTE LORENZ SEIDLER GOSSEL, 8

8339 Ceased/non-payment of the annual fee