JPS5658086A - Multistage bleaching method of pulps - Google Patents

Multistage bleaching method of pulps

Info

Publication number
JPS5658086A
JPS5658086A JP13436279A JP13436279A JPS5658086A JP S5658086 A JPS5658086 A JP S5658086A JP 13436279 A JP13436279 A JP 13436279A JP 13436279 A JP13436279 A JP 13436279A JP S5658086 A JPS5658086 A JP S5658086A
Authority
JP
Japan
Prior art keywords
pulps
bleaching method
multistage bleaching
multistage
bleaching
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.)
Pending
Application number
JP13436279A
Other languages
Japanese (ja)
Inventor
Akio Onda
Eiji Kawamura
Susumu Kashiwara
Jiyuumei Imai
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.)
National Institute of Advanced Industrial Science and Technology AIST
Original Assignee
Agency of Industrial Science and Technology
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 Agency of Industrial Science and Technology filed Critical Agency of Industrial Science and Technology
Priority to JP13436279A priority Critical patent/JPS5658086A/en
Publication of JPS5658086A publication Critical patent/JPS5658086A/en
Pending legal-status Critical Current

Links

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  • Paper (AREA)
JP13436279A 1979-10-17 1979-10-17 Multistage bleaching method of pulps Pending JPS5658086A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13436279A JPS5658086A (en) 1979-10-17 1979-10-17 Multistage bleaching method of pulps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13436279A JPS5658086A (en) 1979-10-17 1979-10-17 Multistage bleaching method of pulps

Publications (1)

Publication Number Publication Date
JPS5658086A true JPS5658086A (en) 1981-05-20

Family

ID=15126592

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13436279A Pending JPS5658086A (en) 1979-10-17 1979-10-17 Multistage bleaching method of pulps

Country Status (1)

Country Link
JP (1) JPS5658086A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6019870A (en) * 1994-05-11 2000-02-01 Elf Atochem S.A. Process for the preparation of delignified and bleached chemical paper pulps
US6547923B1 (en) 1989-05-10 2003-04-15 Andritz Oy Process for bleaching medium consistency pulp with ozone using a pressurized fluidizing mixer
WO2003062526A1 (en) * 2002-01-23 2003-07-31 Rinheat Oy Method for bleaching mechanically defibered pulp

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4981602A (en) * 1972-12-14 1974-08-06
JPS51102103A (en) * 1975-03-05 1976-09-09 Nippon Parupu Kogyo Kk Ryusanenhoparupuno hyohakuhoho
JPS54131003A (en) * 1977-07-29 1979-10-11 Ugine Kuhlmann Production of chemical pulp

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4981602A (en) * 1972-12-14 1974-08-06
JPS51102103A (en) * 1975-03-05 1976-09-09 Nippon Parupu Kogyo Kk Ryusanenhoparupuno hyohakuhoho
JPS54131003A (en) * 1977-07-29 1979-10-11 Ugine Kuhlmann Production of chemical pulp

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6547923B1 (en) 1989-05-10 2003-04-15 Andritz Oy Process for bleaching medium consistency pulp with ozone using a pressurized fluidizing mixer
US6019870A (en) * 1994-05-11 2000-02-01 Elf Atochem S.A. Process for the preparation of delignified and bleached chemical paper pulps
WO2003062526A1 (en) * 2002-01-23 2003-07-31 Rinheat Oy Method for bleaching mechanically defibered pulp

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