AU474222B2 - Preparation of paper pulp - Google Patents

Preparation of paper pulp

Info

Publication number
AU474222B2
AU474222B2 AU42450/72A AU4245072A AU474222B2 AU 474222 B2 AU474222 B2 AU 474222B2 AU 42450/72 A AU42450/72 A AU 42450/72A AU 4245072 A AU4245072 A AU 4245072A AU 474222 B2 AU474222 B2 AU 474222B2
Authority
AU
Australia
Prior art keywords
preparation
paper pulp
pulp
paper
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
AU42450/72A
Other versions
AU4245072A (en
Inventor
Joel Villavicencio Eduardo
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.)
Process Evaluation and Development Corp
Original Assignee
Process Evaluation and Development 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 Process Evaluation and Development Corp filed Critical Process Evaluation and Development Corp
Publication of AU4245072A publication Critical patent/AU4245072A/en
Application granted granted Critical
Publication of AU474222B2 publication Critical patent/AU474222B2/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
    • D21C3/22—Other features of pulping processes
    • D21C3/24—Continuous processes
    • 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
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D21C3/022—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of S-containing compounds
    • 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
    • D21C3/22—Other features of pulping processes
    • D21C3/222—Use of compounds accelerating the pulping processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
AU42450/72A 1971-06-01 1972-05-18 Preparation of paper pulp Expired AU474222B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14900071A 1971-06-01 1971-06-01
USUS149,000 1971-06-01

Publications (2)

Publication Number Publication Date
AU4245072A AU4245072A (en) 1973-11-22
AU474222B2 true AU474222B2 (en) 1976-07-15

Family

ID=22528372

Family Applications (2)

Application Number Title Priority Date Filing Date
AU42450/72A Expired AU474222B2 (en) 1971-06-01 1972-05-18 Preparation of paper pulp
AU42510/72A Expired AU475331B2 (en) 1971-06-01 1972-05-19 Paper, pulp and pulping process

Family Applications After (1)

Application Number Title Priority Date Filing Date
AU42510/72A Expired AU475331B2 (en) 1971-06-01 1972-05-19 Paper, pulp and pulping process

Country Status (8)

Country Link
US (1) US3738908A (en)
JP (1) JPS5539678B1 (en)
AU (2) AU474222B2 (en)
BR (2) BR7203417D0 (en)
EG (1) EG10779A (en)
ES (1) ES403376A1 (en)
FR (1) FR2154407B1 (en)
PH (1) PH9628A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3923591A (en) * 1972-03-21 1975-12-02 Process Evaluation Devel Prehydrolysis and digestion of fibrous lignocellulosic material
ZA75370B (en) * 1974-02-15 1976-01-28 H Funk Method of treating bagasse
US4199399A (en) * 1976-04-19 1980-04-22 Process Evaluation & Development Corp. Method for preparing bagasse dissolving pulps and producing rayon having a degree of polymerization of at least 800 therefrom
AU7782181A (en) * 1980-11-25 1982-06-03 Australian Paper Manufacturers Limited Oxidisation of spent pulp liquor
AT387247B (en) * 1987-05-12 1988-12-27 Voest Alpine Ind Anlagen COMBINED PROCESS FOR THE THERMAL AND CHEMICAL TREATMENT OF BIOMASS CONTAINING LIGNOCELLULOSE AND FOR THE EXTRACTION OF FURFURAL
AT387408B (en) * 1987-05-12 1989-01-25 Voest Alpine Ind Anlagen COMBINED METHOD FOR THE THERMAL AND CHEMICAL TREATMENT OF BIOMASS CONTAINING LIGNOCELLULOSE AND FOR THE EXTRACTION OF FURFURAL

Also Published As

Publication number Publication date
BR7203417D0 (en) 1973-07-19
AU475331B2 (en) 1976-08-19
US3738908A (en) 1973-06-12
FR2154407B1 (en) 1974-01-04
EG10779A (en) 1976-05-31
AU4251072A (en) 1973-11-22
FR2154407A1 (en) 1973-05-11
ES403376A1 (en) 1975-04-16
BR7203416D0 (en) 1973-07-19
JPS5539678B1 (en) 1980-10-13
PH9628A (en) 1976-01-20
AU4245072A (en) 1973-11-22

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