GB2009274B - Process and apparatus for washing fibre stock in the de-inking of paper - Google Patents

Process and apparatus for washing fibre stock in the de-inking of paper

Info

Publication number
GB2009274B
GB2009274B GB7838550A GB7838550A GB2009274B GB 2009274 B GB2009274 B GB 2009274B GB 7838550 A GB7838550 A GB 7838550A GB 7838550 A GB7838550 A GB 7838550A GB 2009274 B GB2009274 B GB 2009274B
Authority
GB
United Kingdom
Prior art keywords
inking
paper
fibre stock
washing fibre
washing
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
Application number
GB7838550A
Other versions
GB2009274A (en
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.)
Reed International Ltd
Original Assignee
Reed International 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 Reed International Ltd filed Critical Reed International Ltd
Priority to GB7838550A priority Critical patent/GB2009274B/en
Publication of GB2009274A publication Critical patent/GB2009274A/en
Application granted granted Critical
Publication of GB2009274B publication Critical patent/GB2009274B/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
    • D21C9/06—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents in filters ; Washing of concentrated pulp, e.g. pulp mats, on filtering surfaces
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling
GB7838550A 1977-09-28 1978-09-28 Process and apparatus for washing fibre stock in the de-inking of paper Expired GB2009274B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7838550A GB2009274B (en) 1977-09-28 1978-09-28 Process and apparatus for washing fibre stock in the de-inking of paper

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB181179 1977-09-28
GB7838550A GB2009274B (en) 1977-09-28 1978-09-28 Process and apparatus for washing fibre stock in the de-inking of paper

Publications (2)

Publication Number Publication Date
GB2009274A GB2009274A (en) 1979-06-13
GB2009274B true GB2009274B (en) 1982-11-24

Family

ID=26237001

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7838550A Expired GB2009274B (en) 1977-09-28 1978-09-28 Process and apparatus for washing fibre stock in the de-inking of paper

Country Status (1)

Country Link
GB (1) GB2009274B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI81137B (en) * 1986-12-17 1990-05-31 Ahlstroem Oy FOERFARANDE OCH ANORDNING FOER URVATTNING AV FIBERSUSPENSIONER.
US5156750A (en) * 1987-07-08 1992-10-20 A. Ahlstrom Corporation Method and apparatus for thickening a fiber suspension and removing fine particles therefrom
EP0298499B1 (en) * 1987-07-08 1994-03-16 A. Ahlstrom Corporation Method and apparatus for thickening fiber suspension
US5538632A (en) * 1993-10-28 1996-07-23 Beloit Technologies, Inc. Multiple filter dynamic washer

Also Published As

Publication number Publication date
GB2009274A (en) 1979-06-13

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee