DE69013168D1 - Verfahren und vorrichtung zur herstellung eines mehrlagigen filtermaterials. - Google Patents

Verfahren und vorrichtung zur herstellung eines mehrlagigen filtermaterials.

Info

Publication number
DE69013168D1
DE69013168D1 DE69013168T DE69013168T DE69013168D1 DE 69013168 D1 DE69013168 D1 DE 69013168D1 DE 69013168 T DE69013168 T DE 69013168T DE 69013168 T DE69013168 T DE 69013168T DE 69013168 D1 DE69013168 D1 DE 69013168D1
Authority
DE
Germany
Prior art keywords
producing
filter material
multiple filter
filter
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.)
Revoked
Application number
DE69013168T
Other languages
English (en)
Other versions
DE69013168T2 (de
Inventor
Paul Meinander
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.)
Ahlstrom Corp
Original Assignee
Ahlstrom Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8556492&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69013168(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ahlstrom Corp filed Critical Ahlstrom Corp
Application granted granted Critical
Publication of DE69013168D1 publication Critical patent/DE69013168D1/de
Publication of DE69013168T2 publication Critical patent/DE69013168T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • D21F1/02—Head boxes of Fourdrinier machines
    • 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
    • D21F1/18—Shaking apparatus for wire-cloths and associated parts
    • D21F1/20—Shaking apparatus for wire-cloths and associated parts in Fourdrinier machines
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
    • D21F11/02—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines of the Fourdrinier type
    • D21F11/04—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines of the Fourdrinier type paper or board consisting on two or more layers
DE69013168T 1990-07-05 1990-07-05 Verfahren und vorrichtung zur herstellung eines mehrlagigen filtermaterials. Revoked DE69013168T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/FI1990/000176 WO1992001114A1 (en) 1990-07-05 1990-07-05 Method and apparatus for manufacturing multilayer filter material

Publications (2)

Publication Number Publication Date
DE69013168D1 true DE69013168D1 (de) 1994-11-10
DE69013168T2 DE69013168T2 (de) 1995-02-23

Family

ID=8556492

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69013168T Revoked DE69013168T2 (de) 1990-07-05 1990-07-05 Verfahren und vorrichtung zur herstellung eines mehrlagigen filtermaterials.

Country Status (6)

Country Link
EP (1) EP0537140B1 (de)
JP (1) JPH05507127A (de)
KR (1) KR960003187B1 (de)
DE (1) DE69013168T2 (de)
FI (1) FI925961A (de)
WO (1) WO1992001114A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101458243B (zh) * 2007-12-14 2013-01-09 朱勇强 造纸网污染程度的测试方法
US8357220B2 (en) 2008-11-07 2013-01-22 Hollingsworth & Vose Company Multi-phase filter medium
US8679218B2 (en) 2010-04-27 2014-03-25 Hollingsworth & Vose Company Filter media with a multi-layer structure
DE102012215877B4 (de) 2012-09-07 2022-01-13 Mahle International Gmbh Filterelement
US9694306B2 (en) 2013-05-24 2017-07-04 Hollingsworth & Vose Company Filter media including polymer compositions and blends

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3833465A (en) * 1971-04-27 1974-09-03 Miller Bros Co Ltd Single pulping system for multiple pulp stocks used in paperboard machine
US4021295A (en) * 1975-05-05 1977-05-03 Beloit Corporation Method and apparatus for supplying white water from a single silo in the formation of a multi-ply web
JPS5433281A (en) * 1977-08-19 1979-03-10 Matsushita Electric Ind Co Ltd Film forming method
GB2078812B (en) * 1980-06-21 1984-03-07 St Annes Board Mill Co Ltd Flowboxes for paper machines
JPS61275494A (ja) * 1985-05-23 1986-12-05 東洋濾機製造株式会社 濾過材の製造法

Also Published As

Publication number Publication date
JPH05507127A (ja) 1993-10-14
DE69013168T2 (de) 1995-02-23
FI925961A0 (fi) 1992-12-31
FI925961A (fi) 1992-12-31
KR960003187B1 (ko) 1996-03-06
KR930701662A (ko) 1993-06-12
WO1992001114A1 (en) 1992-01-23
EP0537140B1 (de) 1994-10-05
EP0537140A1 (de) 1993-04-21

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation