EG10779A - Preparation of paper pulp suitable for production of newsprint - Google Patents

Preparation of paper pulp suitable for production of newsprint

Info

Publication number
EG10779A
EG10779A EG220/72A EG22072A EG10779A EG 10779 A EG10779 A EG 10779A EG 220/72 A EG220/72 A EG 220/72A EG 22072 A EG22072 A EG 22072A EG 10779 A EG10779 A EG 10779A
Authority
EG
Egypt
Prior art keywords
newsprint
preparation
production
paper pulp
pulp suitable
Prior art date
Application number
EG220/72A
Other languages
English (en)
Inventor
E Villavicento
Original Assignee
Process Evaluation Devel
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 Devel filed Critical Process Evaluation Devel
Application granted granted Critical
Publication of EG10779A publication Critical patent/EG10779A/xx

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)
EG220/72A 1971-06-01 1972-05-30 Preparation of paper pulp suitable for production of newsprint EG10779A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14900071A 1971-06-01 1971-06-01

Publications (1)

Publication Number Publication Date
EG10779A true EG10779A (en) 1976-05-31

Family

ID=22528372

Family Applications (1)

Application Number Title Priority Date Filing Date
EG220/72A EG10779A (en) 1971-06-01 1972-05-30 Preparation of paper pulp suitable for production of newsprint

Country Status (8)

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

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 (de) * 1987-05-12 1988-12-27 Voest Alpine Ind Anlagen Kombiniertes verfahren zur thermischen und chemischen behandlung von lignocellulosehaltiger biomasse und zur gewinnung von furfural
AT387408B (de) * 1987-05-12 1989-01-25 Voest Alpine Ind Anlagen Kombiniertes verfahren zur thermischen und chemischen behandlung von lignocellulosehaltiger biomasse und zur gewinnung von furfural

Also Published As

Publication number Publication date
BR7203417D0 (pt) 1973-07-19
AU4251072A (en) 1973-11-22
AU474222B2 (en) 1976-07-15
FR2154407A1 (enExample) 1973-05-11
JPS5539678B1 (enExample) 1980-10-13
PH9628A (en) 1976-01-20
FR2154407B1 (enExample) 1974-01-04
BR7203416D0 (pt) 1973-07-19
AU475331B2 (en) 1976-08-19
US3738908A (en) 1973-06-12
ES403376A1 (es) 1975-04-16
AU4245072A (en) 1973-11-22

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