NO20022118D0 - Method of illuminating mechanical pulp - Google Patents

Method of illuminating mechanical pulp

Info

Publication number
NO20022118D0
NO20022118D0 NO20022118A NO20022118A NO20022118D0 NO 20022118 D0 NO20022118 D0 NO 20022118D0 NO 20022118 A NO20022118 A NO 20022118A NO 20022118 A NO20022118 A NO 20022118A NO 20022118 D0 NO20022118 D0 NO 20022118D0
Authority
NO
Norway
Prior art keywords
illuminating
mechanical pulp
pulp
mechanical
illuminating mechanical
Prior art date
Application number
NO20022118A
Other languages
Norwegian (no)
Other versions
NO20022118L (en
Inventor
Maurice Joseph Albert Hache
Rangamannar Goda
Original Assignee
Rohm & Haas
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 Rohm & Haas filed Critical Rohm & Haas
Publication of NO20022118D0 publication Critical patent/NO20022118D0/en
Publication of NO20022118L publication Critical patent/NO20022118L/en

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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
NO20022118A 2001-05-09 2002-05-03 Method of illuminating mechanical pulp NO20022118L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28993701P 2001-05-09 2001-05-09

Publications (2)

Publication Number Publication Date
NO20022118D0 true NO20022118D0 (en) 2002-05-03
NO20022118L NO20022118L (en) 2002-11-11

Family

ID=23113814

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20022118A NO20022118L (en) 2001-05-09 2002-05-03 Method of illuminating mechanical pulp

Country Status (6)

Country Link
US (1) US20030062138A1 (en)
EP (1) EP1258559B1 (en)
JP (1) JP2002339282A (en)
CA (1) CA2384399A1 (en)
DE (1) DE60200662T2 (en)
NO (1) NO20022118L (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005095709A1 (en) * 2004-03-23 2005-10-13 Imerys Pigments, Inc. Effective reductive bleaching of mineral slurries
ES2456271T3 (en) 2008-06-20 2014-04-21 International Paper Company Composition and registration sheet with improved optical properties
US9932709B2 (en) * 2013-03-15 2018-04-03 Ecolab Usa Inc. Processes and compositions for brightness improvement in paper production
BRPI1012256A2 (en) 2009-06-23 2019-04-16 American Process Inc biorefinery process and process for enzymatic hydrolysis of cellulose fiber

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4731160A (en) * 1986-03-19 1988-03-15 Kamyr, Inc. Drainage characteristics of mechanical pulp
US5298118A (en) * 1988-07-12 1994-03-29 Atochem Preparation of bleached chemithermomechanical pulp
FR2634233B1 (en) * 1988-07-12 1995-04-14 Atochem PROCESS FOR PRODUCING BLANCHED CHEMICOTHERMOMECHANICAL PASTES
CA1340348C (en) * 1989-03-23 1999-01-26 Michel Barbe Bleaching process for the production of high bright pulps
US5118389A (en) * 1990-07-06 1992-06-02 Ici Canada Inc. Two-stage peroxide bleaching process using different amounts of peroxide on different portions of mechanical pulp
US5223091A (en) * 1991-11-25 1993-06-29 Macmillan Bloedel Limited Method of brightening mechanical pulp using silicate-free peroxide bleaching
EP0658606B1 (en) * 1993-12-14 1998-03-04 Ecc International Limited Recovery of water and solids in a paper mill
FI962177A (en) * 1996-05-23 1997-11-24 Valmet Corp Method for arranging the water circulations in a paper mill
JPH1076277A (en) * 1996-09-04 1998-03-24 Lion Corp Chemical composition for water treatment and water treatment method using the same
KR100319491B1 (en) * 1998-12-08 2002-04-22 김충섭 Calcium hardness control method of recycled papermaking process water
SE513790C2 (en) * 1999-03-08 2000-11-06 Mo Och Domsjoe Ab Bleaching of mechanical pulp with reducing bleach
JP2001164487A (en) * 1999-12-08 2001-06-19 Hymo Corp Method for treating white water
JP4213320B2 (en) * 1999-12-09 2009-01-21 ハイモ株式会社 Recovering valuable materials in papermaking white water

Also Published As

Publication number Publication date
US20030062138A1 (en) 2003-04-03
CA2384399A1 (en) 2002-11-09
EP1258559A1 (en) 2002-11-20
DE60200662T2 (en) 2005-07-07
DE60200662D1 (en) 2004-07-29
JP2002339282A (en) 2002-11-27
NO20022118L (en) 2002-11-11
EP1258559B1 (en) 2004-06-23

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application