FR2160058A5 - - Google Patents

Info

Publication number
FR2160058A5
FR2160058A5 FR7239333A FR7239333A FR2160058A5 FR 2160058 A5 FR2160058 A5 FR 2160058A5 FR 7239333 A FR7239333 A FR 7239333A FR 7239333 A FR7239333 A FR 7239333A FR 2160058 A5 FR2160058 A5 FR 2160058A5
Authority
FR
France
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
FR7239333A
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.)
Hooker Chemical Corp
Original Assignee
Hooker Chemical 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
Application filed by Hooker Chemical Corp filed Critical Hooker Chemical Corp
Application granted granted Critical
Publication of FR2160058A5 publication Critical patent/FR2160058A5/fr
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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • 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
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FR7239333A 1971-11-10 1972-11-07 Expired FR2160058A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19748571A 1971-11-10 1971-11-10

Publications (1)

Publication Number Publication Date
FR2160058A5 true FR2160058A5 (fr) 1973-06-22

Family

ID=22729602

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7239333A Expired FR2160058A5 (fr) 1971-11-10 1972-11-07

Country Status (8)

Country Link
JP (1) JPS4861706A (fr)
BE (1) BE791246A (fr)
CA (1) CA980513A (fr)
DE (1) DE2254862A1 (fr)
FR (1) FR2160058A5 (fr)
GB (1) GB1396139A (fr)
IT (1) IT970342B (fr)
NL (1) NL7214950A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4244777A (en) 1979-11-07 1981-01-13 Weyerhaeuser Company Bleaching stilbene yellow dyed wood pulp
DE3937932A1 (de) * 1989-11-15 1991-05-16 Holtzmann & Cie Ag E Verfahren zum delignifizieren und bleichen von ungebleichten zellstoffsuspensionen mit alkalichlorit
JPH03294589A (ja) * 1990-04-09 1991-12-25 Sanyo Kokusaku Pulp Co Ltd 未選別情報記録紙古紙の処理法
JPH0819630B2 (ja) * 1991-07-29 1996-02-28 日本製紙株式会社 古紙中の蛍光の消去方法
US6315863B1 (en) * 1998-06-18 2001-11-13 Weyerhaeuser Company Chlorine dioxide pulp bleaching process having reduced barium scaling by recycling post-chlorination waste filtrate
US7377993B2 (en) * 2004-03-03 2008-05-27 Tanya Smith Richardson Methods for reducing fluorescence in pulp and paper
CN103526629B (zh) * 2013-10-23 2014-12-31 齐鲁工业大学 一种高湿强度废纸的制浆工艺

Also Published As

Publication number Publication date
CA980513A (en) 1975-12-30
IT970342B (it) 1974-04-10
DE2254862A1 (de) 1973-05-17
NL7214950A (fr) 1973-05-14
BE791246A (fr) 1973-05-10
JPS4861706A (fr) 1973-08-29
GB1396139A (en) 1975-06-04

Similar Documents

Publication Publication Date Title
AR196074A1 (fr)
JPS4861706A (fr)
AU2658571A (fr)
AU2691671A (fr)
AU3005371A (fr)
AU2684071A (fr)
AU2564071A (fr)
AU2742671A (fr)
AU2894671A (fr)
AU2941471A (fr)
AU2952271A (fr)
AU2927871A (fr)
AU2854371A (fr)
AU2503871A (fr)
AU2726271A (fr)
AU3038671A (fr)
AU3025871A (fr)
AU2577671A (fr)
AU2963771A (fr)
AU2724971A (fr)
AU2588771A (fr)
AU2940971A (fr)
AU2938071A (fr)
AU2930871A (fr)
AU2706571A (fr)

Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse