AU499100B2 – Regeneration of spent delignification liquor
– Google Patents
AU499100B2 – Regeneration of spent delignification liquor
– Google Patents
Regeneration of spent delignification liquor
Info
Publication number
AU499100B2
AU499100B2
AU17122/76A
AU1712276A
AU499100B2
AU 499100 B2
AU499100 B2
AU 499100B2
AU 17122/76 A
AU17122/76 A
AU 17122/76A
AU 1712276 A
AU1712276 A
AU 1712276A
AU 499100 B2
AU499100 B2
AU 499100B2
Authority
AU
Australia
Prior art keywords
spent
regeneration
delignification liquor
delignification
liquor
Prior art date
1975-09-02
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
AU17122/76A
Other versions
AU1712276A
(en
Inventor
J Janson
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.)
Ahlstrom Corp
Original Assignee
KESKUSLABORATORIO
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.)
1975-09-02
Filing date
1976-08-25
Publication date
1979-04-05
1976-08-25
Application filed by KESKUSLABORATORIO
filed
Critical
KESKUSLABORATORIO
1978-03-02
Publication of AU1712276A
publication
Critical
patent/AU1712276A/en
1979-04-05
Application granted
granted
Critical
1979-04-05
Publication of AU499100B2
publication
Critical
patent/AU499100B2/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
D21C9/1068—Bleaching ; Apparatus therefor with O2
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
D21C3/00—Pulping cellulose-containing materials
D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
AU17122/76A
1975-09-02
1976-08-25
Regeneration of spent delignification liquor
Expired
AU499100B2
(en)
Applications Claiming Priority (2)
Application Number
Priority Date
Filing Date
Title
FIFI752463
1975-09-02
FI752463A
FI53141C
(en)
1975-09-02
1975-09-02
Publications (2)
Publication Number
Publication Date
AU1712276A
AU1712276A
(en)
1978-03-02
AU499100B2
true
AU499100B2
(en)
1979-04-05
Family
ID=8509408
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
AU17122/76A
Expired
AU499100B2
(en)
1975-09-02
1976-08-25
Regeneration of spent delignification liquor
Country Status (8)
Country
Link
US
(1)
US4116759A
(en)
AU
(1)
AU499100B2
(en)
BR
(1)
BR7605508A
(en)
CA
(1)
CA1087355A
(en)
FI
(1)
FI53141C
(en)
NO
(1)
NO150807C
(en)
NZ
(1)
NZ181792A
(en)
SE
(1)
SE7609675L
(en)
Families Citing this family (11)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4248662A
(en)
*
1979-01-22
1981-02-03
The Black Clawson Company
Oxygen pulping with recycled liquor
US6348128B1
(en)
*
1998-06-01
2002-02-19
U.S. Borax Inc.
Method of increasing the causticizing efficiency of alkaline pulping liquor by borate addition
US6294048B1
(en)
1998-06-01
2001-09-25
U.S. Borax Inc.
Method for regenerating sodium hydroxide by partial autocausticizing sodium carbonate containing smelt by reaction with a borate
US6635147B1
(en)
*
2000-05-14
2003-10-21
U.S. Borax Inc.
Method for analyzing boron-containing alkaline pulping liquors
WO2001088258A1
(en)
2000-05-16
2001-11-22
Massachusetts Institute Of Technology
Thermal conversion of biomass to valuable fuels, chemical feedstocks and chemicals
FI115227B
(en)
*
2002-01-23
2005-03-31
Rinheat Oy
A method for bleaching mechanically defibrated pulp
SE0202711D0
(en)
*
2002-09-12
2002-09-12
Kiram Ab
Alkaline process for the manufacture of pulp using alkali metaborate as buffering alkali
US20050076568A1
(en)
*
2003-10-09
2005-04-14
Stigsson Lars Lennart
Partial oxidation of cellulose spent pulping liquor
CN101066516B
(en)
*
2007-06-06
2011-04-20
华东理工大学
Decarbonizing solution comprising borate
FI124685B
(en)
*
2009-08-18
2014-12-15
Metsä Board Oyj
A process for the production of sodium hydroxide from a waste stream for the production of pulp
CN114763680A
(en)
*
2021-01-15
2022-07-19
中国石油天然气股份有限公司
Method for removing lignin from lignocellulosic feedstocks
Family Cites Families (9)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US1730383A
(en)
*
1929-10-08
of berlin
US1643826A
(en)
*
1923-12-22
1927-09-27
Bertrand S Summers
Process for making paper pulp
BE379996A
(en)
*
1930-07-24
US1935580A
(en)
*
1930-09-06
1933-11-14
Brown Co
Processing of cellulose fiber
US2601110A
(en)
*
1945-06-14
1952-06-17
Ontario Paper Co Ltd
Pulping lignocellulose with sodium aluminate
CA553349A
(en)
*
1950-10-04
1958-02-18
C. Harris George
Pulping process
CA632280A
(en)
*
1958-07-02
1961-12-05
Kimberly-Clark Corporation
Manufacture of bleached cellulosic products resistant to brightness reversion
GB1229269A
(en)
*
1968-02-02
1971-04-21
US3661699A
(en)
*
1970-12-21
1972-05-09
American Cyanamid Co
Bleaching of lignin-containing cellulose materials such as pulp
1975
1975-09-02
FI
FI752463A
patent/FI53141C/fi
not_active
IP Right Cessation
1976
1976-08-17
NZ
NZ181792A
patent/NZ181792A/en
unknown
1976-08-23
BR
BR7605508A
patent/BR7605508A/en
unknown
1976-08-25
AU
AU17122/76A
patent/AU499100B2/en
not_active
Expired
1976-08-30
NO
NO762969A
patent/NO150807C/en
unknown
1976-08-31
US
US05/719,139
patent/US4116759A/en
not_active
Expired – Lifetime
1976-09-01
CA
CA260,318A
patent/CA1087355A/en
not_active
Expired
1976-09-01
SE
SE7609675A
patent/SE7609675L/en
unknown
Also Published As
Publication number
Publication date
FI53141C
(en)
1978-02-10
US4116759A
(en)
1978-09-26
AU1712276A
(en)
1978-03-02
CA1087355A
(en)
1980-10-14
NO762969L
(en)
1977-03-03
SE7609675L
(en)
1977-03-03
NO150807C
(en)
1985-01-02
NZ181792A
(en)
1979-01-11
FI752463A
(en)
1977-03-03
BR7605508A
(en)
1977-08-16
NO150807B
(en)
1984-09-10
FI53141B
(en)
1977-10-31
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