AU413908B2 - Delignification of lignoceliulosic material - Google Patents

Delignification of lignoceliulosic material

Info

Publication number
AU413908B2
AU413908B2 AU22701/70A AU2270170A AU413908B2 AU 413908 B2 AU413908 B2 AU 413908B2 AU 22701/70 A AU22701/70 A AU 22701/70A AU 2270170 A AU2270170 A AU 2270170A AU 413908 B2 AU413908 B2 AU 413908B2
Authority
AU
Australia
Prior art keywords
delignification
lignoceliulosic
lignoceliulosic material
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.)
Expired
Application number
AU22701/70A
Other versions
AU2270170A (en
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.)
Pi) Canadian Patents And Developments Ltd
Original Assignee
Pi) Canadian Patents And Developments Ltd
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
Priority to CA878379A priority Critical patent/CA878379A/en
Priority to US00081990A priority patent/US3715268A/en
Application filed by Pi) Canadian Patents And Developments Ltd filed Critical Pi) Canadian Patents And Developments Ltd
Priority to AU22701/70A priority patent/AU413908B2/en
Application granted granted Critical
Publication of AU413908B2 publication Critical patent/AU413908B2/en
Publication of AU2270170A publication Critical patent/AU2270170A/en
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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/20—Pulping cellulose-containing materials with organic solvents or in solvent environment
AU22701/70A 1969-10-24 1970-11-26 Delignification of lignoceliulosic material Expired AU413908B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CA878379A CA878379A (en) 1969-10-24 1969-10-24 Delignification of lignocellulosic materials
US00081990A US3715268A (en) 1969-10-24 1970-10-22 Delignification of lignocellulosic materials with a solution of nitrogen dioxide in aliphatic hydrocarbon solvent
AU22701/70A AU413908B2 (en) 1969-10-24 1970-11-26 Delignification of lignoceliulosic material

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA878379A CA878379A (en) 1969-10-24 1969-10-24 Delignification of lignocellulosic materials
AU22701/70A AU413908B2 (en) 1969-10-24 1970-11-26 Delignification of lignoceliulosic material

Publications (2)

Publication Number Publication Date
AU413908B2 true AU413908B2 (en) 1971-06-03
AU2270170A AU2270170A (en) 1971-07-01

Family

ID=25618695

Family Applications (1)

Application Number Title Priority Date Filing Date
AU22701/70A Expired AU413908B2 (en) 1969-10-24 1970-11-26 Delignification of lignoceliulosic material

Country Status (3)

Country Link
US (1) US3715268A (en)
AU (1) AU413908B2 (en)
CA (1) CA878379A (en)

Also Published As

Publication number Publication date
AU2270170A (en) 1971-07-01
US3715268A (en) 1973-02-06
CA878379A (en) 1971-08-17

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