JPS5034642B2 - - Google Patents

Info

Publication number
JPS5034642B2
JPS5034642B2 JP48059635A JP5963573A JPS5034642B2 JP S5034642 B2 JPS5034642 B2 JP S5034642B2 JP 48059635 A JP48059635 A JP 48059635A JP 5963573 A JP5963573 A JP 5963573A JP S5034642 B2 JPS5034642 B2 JP S5034642B2
Authority
JP
Japan
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
JP48059635A
Other languages
Japanese (ja)
Other versions
JPS4966902A (enrdf_load_stackoverflow
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 filed Critical
Publication of JPS4966902A publication Critical patent/JPS4966902A/ja
Publication of JPS5034642B2 publication Critical patent/JPS5034642B2/ja
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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1063—Bleaching ; Apparatus therefor with compounds not otherwise provided for, e.g. activated gases

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
JP48059635A 1972-05-29 1973-05-28 Expired JPS5034642B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA143,298A CA973660A (en) 1972-05-29 1972-05-29 Treatment of cellulosic matter with active nitrogen

Publications (2)

Publication Number Publication Date
JPS4966902A JPS4966902A (enrdf_load_stackoverflow) 1974-06-28
JPS5034642B2 true JPS5034642B2 (enrdf_load_stackoverflow) 1975-11-10

Family

ID=4093395

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48059635A Expired JPS5034642B2 (enrdf_load_stackoverflow) 1972-05-29 1973-05-28

Country Status (11)

Country Link
US (1) US3806404A (enrdf_load_stackoverflow)
JP (1) JPS5034642B2 (enrdf_load_stackoverflow)
AR (1) AR200489A1 (enrdf_load_stackoverflow)
AU (1) AU469963B2 (enrdf_load_stackoverflow)
BR (1) BR7303947D0 (enrdf_load_stackoverflow)
CA (1) CA973660A (enrdf_load_stackoverflow)
DE (1) DE2327407C3 (enrdf_load_stackoverflow)
FR (1) FR2186572B1 (enrdf_load_stackoverflow)
IT (1) IT1000024B (enrdf_load_stackoverflow)
SE (1) SE396970B (enrdf_load_stackoverflow)
SU (1) SU578015A3 (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52120260U (enrdf_load_stackoverflow) * 1976-03-11 1977-09-12
JPS634434U (enrdf_load_stackoverflow) * 1986-06-26 1988-01-12
JPS6440723A (en) * 1987-08-07 1989-02-13 Nippon Seiko Kk Clutch release bearing device
JPH0180829U (enrdf_load_stackoverflow) * 1987-11-18 1989-05-30

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2255418B1 (enrdf_load_stackoverflow) * 1973-12-21 1976-05-07 Europeen Cellulose
US4080249A (en) * 1976-06-02 1978-03-21 International Paper Company Delignification and bleaching of a lignocellulosic pulp slurry with ozone
US4216054A (en) 1977-09-26 1980-08-05 Weyerhaeuser Company Low-consistency ozone delignification
US4410397A (en) * 1978-04-07 1983-10-18 International Paper Company Delignification and bleaching process and solution for lignocellulosic pulp with peroxide in the presence of metal additives
US4372812A (en) * 1978-04-07 1983-02-08 International Paper Company Chlorine free process for bleaching lignocellulosic pulp
US4427490A (en) 1978-04-07 1984-01-24 International Paper Company Delignification and bleaching process for lignocellulosic pulp with peroxide in the presence of metal additives
US4294654A (en) * 1980-03-21 1981-10-13 International Paper Company Delignification and bleaching of lignocellulosic pulp via photo-oxygenation
WO1984000181A1 (en) * 1982-06-24 1984-01-19 Scott Paper Co Ozone bleaching of cellulosic materials
GR81673B (enrdf_load_stackoverflow) * 1983-05-06 1984-12-12 Personal Products Co
US4597930A (en) * 1983-07-11 1986-07-01 Szal John R Method of manufacture of a felted fibrous product from a nonaqueous medium
US5139613A (en) * 1988-01-21 1992-08-18 Canadian Liquid Air Limited Process for preparing a paper pulp using carbon dioxide as an acidifying agent for a bleached pulp
US5770010A (en) * 1995-04-20 1998-06-23 R-J Holding Company Pulping process employing nascent oxygen
FI110533B (fi) * 2000-05-04 2003-02-14 Aga Ab Menetelmä mikrobikasvun torjumiseksi
DE102005049230A1 (de) * 2005-06-16 2006-12-28 Siemens Ag Verfahren zur Behandlung unverwobener Faserstoffe und Vorrichtung zum Bleichen
DE102005049231A1 (de) * 2005-06-16 2006-12-28 Siemens Ag Verfahren zur Behandlung eines Prozessgutes bei der Herstellung von Papier, Karton oder Pappe
DE102005049274A1 (de) * 2005-06-16 2006-12-28 Siemens Ag Verfahren zur Behandlung eines Prozessgutes mit großflächigem Plasma
DE102006024404A1 (de) * 2006-05-24 2007-11-29 Siemens Ag Verfahren zur Verbesserung der Qualität einer Faser-Suspension
US20090090478A1 (en) * 2007-10-05 2009-04-09 Hollomon Martha G Selectivity improvement in oxygen delignification and bleaching of lignocellulose pulp using singlet oxygen

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52120260U (enrdf_load_stackoverflow) * 1976-03-11 1977-09-12
JPS634434U (enrdf_load_stackoverflow) * 1986-06-26 1988-01-12
JPS6440723A (en) * 1987-08-07 1989-02-13 Nippon Seiko Kk Clutch release bearing device
JPH0180829U (enrdf_load_stackoverflow) * 1987-11-18 1989-05-30

Also Published As

Publication number Publication date
FR2186572A1 (enrdf_load_stackoverflow) 1974-01-11
DE2327407A1 (de) 1973-12-13
SE396970B (sv) 1977-10-10
DE2327407B2 (de) 1977-10-13
BR7303947D0 (pt) 1974-07-18
FR2186572B1 (enrdf_load_stackoverflow) 1976-09-17
AU469963B2 (en) 1976-02-26
AU5621473A (en) 1974-11-28
IT1000024B (it) 1976-03-30
DE2327407C3 (de) 1978-06-08
SU578015A3 (ru) 1977-10-25
AR200489A1 (es) 1974-11-15
CA973660A (en) 1975-09-02
US3806404A (en) 1974-04-23
JPS4966902A (enrdf_load_stackoverflow) 1974-06-28

Similar Documents

Publication Publication Date Title
JPS5034642B2 (enrdf_load_stackoverflow)
CH571828A5 (enrdf_load_stackoverflow)
CH577877A5 (enrdf_load_stackoverflow)
BG18024A1 (enrdf_load_stackoverflow)
BG18051A1 (enrdf_load_stackoverflow)
BG18059A1 (enrdf_load_stackoverflow)
BG18093A1 (enrdf_load_stackoverflow)
BG18226A1 (enrdf_load_stackoverflow)
BG18230A1 (enrdf_load_stackoverflow)
CH572056A5 (enrdf_load_stackoverflow)
BG18348A1 (enrdf_load_stackoverflow)
BG18725A1 (enrdf_load_stackoverflow)
BG18894A1 (enrdf_load_stackoverflow)
BG18993A1 (enrdf_load_stackoverflow)
BG19252A1 (enrdf_load_stackoverflow)
BG19426A1 (enrdf_load_stackoverflow)
BG20735A1 (enrdf_load_stackoverflow)
BG21139A1 (enrdf_load_stackoverflow)
BG26053A1 (enrdf_load_stackoverflow)
CH24572A4 (enrdf_load_stackoverflow)
CH435072A4 (enrdf_load_stackoverflow)
CH499873A4 (enrdf_load_stackoverflow)
CH565495A5 (enrdf_load_stackoverflow)
CH566333A5 (enrdf_load_stackoverflow)
CH566362A5 (enrdf_load_stackoverflow)