FR2282500A1 - Procede de fabrication de pate a papier - Google Patents

Procede de fabrication de pate a papier

Info

Publication number
FR2282500A1
FR2282500A1 FR7428615A FR7428615A FR2282500A1 FR 2282500 A1 FR2282500 A1 FR 2282500A1 FR 7428615 A FR7428615 A FR 7428615A FR 7428615 A FR7428615 A FR 7428615A FR 2282500 A1 FR2282500 A1 FR 2282500A1
Authority
FR
France
Prior art keywords
lignified
paper pulp
alkali
oxidation
followed
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.)
Granted
Application number
FR7428615A
Other languages
English (en)
French (fr)
Other versions
FR2282500B1 (enExample
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.)
GRP EUROP DE CELLULOSE
Original Assignee
GRP EUROP DE CELLULOSE
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 GRP EUROP DE CELLULOSE filed Critical GRP EUROP DE CELLULOSE
Priority to FR7428615A priority Critical patent/FR2282500A1/fr
Priority to BE2054527A priority patent/BE832560A/xx
Publication of FR2282500A1 publication Critical patent/FR2282500A1/fr
Application granted granted Critical
Publication of FR2282500B1 publication Critical patent/FR2282500B1/fr
Granted 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
    • D21C3/26—Multistage processes
    • D21C3/263—Multistage processes at least one stage being in presence of oxygen
    • 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

  • Paper (AREA)
FR7428615A 1974-08-20 1974-08-20 Procede de fabrication de pate a papier Granted FR2282500A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7428615A FR2282500A1 (fr) 1974-08-20 1974-08-20 Procede de fabrication de pate a papier
BE2054527A BE832560A (fr) 1974-08-20 1975-08-20 Procede de fabrication de pate a papier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7428615A FR2282500A1 (fr) 1974-08-20 1974-08-20 Procede de fabrication de pate a papier

Publications (2)

Publication Number Publication Date
FR2282500A1 true FR2282500A1 (fr) 1976-03-19
FR2282500B1 FR2282500B1 (enExample) 1976-12-31

Family

ID=9142483

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7428615A Granted FR2282500A1 (fr) 1974-08-20 1974-08-20 Procede de fabrication de pate a papier

Country Status (2)

Country Link
BE (1) BE832560A (enExample)
FR (1) FR2282500A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3149911A1 (fr) 2023-06-13 2024-12-20 Bertrand Baud Composition de pâte à papier fabriquée à partir de pellicules argentées issues de la torréfaction des graines de café

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA895756A (en) * 1970-04-03 1972-03-21 Macmillan Bloedel Limited Two-stage soda-oxygen pulping
FR2105990A5 (enExample) * 1970-08-25 1972-04-28 Mo Och Domsjoe Ab
FR2190974A1 (enExample) * 1972-07-05 1974-02-01 Mo Och Domsjoe Ab

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA895756A (en) * 1970-04-03 1972-03-21 Macmillan Bloedel Limited Two-stage soda-oxygen pulping
FR2105990A5 (enExample) * 1970-08-25 1972-04-28 Mo Och Domsjoe Ab
FR2190974A1 (enExample) * 1972-07-05 1974-02-01 Mo Och Domsjoe Ab

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3149911A1 (fr) 2023-06-13 2024-12-20 Bertrand Baud Composition de pâte à papier fabriquée à partir de pellicules argentées issues de la torréfaction des graines de café

Also Published As

Publication number Publication date
BE832560A (fr) 1975-12-16
FR2282500B1 (enExample) 1976-12-31

Similar Documents

Publication Publication Date Title
CA2123711A1 (en) Method and Apparatus for the Selective Oxidation of Carbon Monoxide in a Hydrogen-Containing Gas Mixture
EP0061727A3 (en) Fuel cell system for mobile applications and process in which fuel process gas and oxidant process gas are introduced into anode and cathode sections, respectively, of a fuel cell
CA2323728A1 (en) Auto-oxidation and internal heating type reforming method and apparatus for hydrogen production
SE7409668L (enExample)
EP0256684A3 (en) Method and apparatus for measuring dissolved organic carbon in water
EP0167101A3 (de) Verfahren und Vorrichtung zur Umsetzung von Wasserdampf mit Kohle oder Kohlenwasserstoff
MX9802344A (es) Metodo y aparato para producir bioxido de titanio.
ATE88988T1 (de) Verfahren und vorrichtung zur herstellung von ozonhaeltigen gasen und loesungen.
KR830006114A (ko) 수소와 질소를 함유한 가스의 제조방법
FR2282500A1 (fr) Procede de fabrication de pate a papier
DE3066745D1 (en) Process for the preparation of carboxylated compounds
CA2043868A1 (en) Two stage white liquor oxidation apparatus and method
DE3163743D1 (en) Process for producing peroxides of bivalent metals
NO740633L (no) Fremgangsmåte ved fremstilling av hydrogen- og/eller carbonmonoxyd-holdige gasser.
AU557812B2 (en) Method in the production of methyl formate and methanol in a liquid phase
FR2291687A7 (fr) Procede de traitement de solutions aqueuses par oxydation
GB782462A (en) Improved process for the production of hydrogen
GB2004532A (en) Wet oxidation of waste liquor
JPS51131813A (en) Process for methanol production
ZA755268B (en) Process for the production of hydrogen, carbon monoxide and light hydrocarbon-containing gases
JPS52110273A (en) Method and apparatus for exhausting hydrogen
GB1062104A (en) Improvements in or relating to the production of benzaldehyde
SE8500342D0 (sv) Forfarande for behandling av cellulosamassa
KR790000311B1 (en) Wet combustion of waste liquors
JPS5366894A (en) Production of alpha-type hemihydrate gypsum from absorbing solution of wetlime-gypsum method flue gas desulfurization

Legal Events

Date Code Title Description
ST Notification of lapse