FR657770A - Procédé de production de cellulose - Google Patents

Procédé de production de cellulose

Info

Publication number
FR657770A
FR657770A FR657770DA FR657770A FR 657770 A FR657770 A FR 657770A FR 657770D A FR657770D A FR 657770DA FR 657770 A FR657770 A FR 657770A
Authority
FR
France
Prior art keywords
production process
cellulose production
cellulose
production
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
Other languages
English (en)
Inventor
Julio De La Roza Senio Joaquin
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 filed Critical
Application granted granted Critical
Publication of FR657770A publication Critical patent/FR657770A/fr
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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
    • F24H1/101—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium using electric energy supply
    • F24H1/106—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium using electric energy supply with electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Paper (AREA)
FR657770D 1929-12-30 1928-07-18 Procédé de production de cellulose Expired FR657770A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3977629A GB347297A (en) 1929-12-30 1929-12-30 Method of manufacturing cellulose

Publications (1)

Publication Number Publication Date
FR657770A true FR657770A (fr) 1929-06-13

Family

ID=10411428

Family Applications (2)

Application Number Title Priority Date Filing Date
FR657770D Expired FR657770A (fr) 1929-12-30 1928-07-18 Procédé de production de cellulose
FR688311D Expired FR688311A (fr) 1929-12-30 1930-01-15 Procédé pour la fabrication de la cellulose

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR688311D Expired FR688311A (fr) 1929-12-30 1930-01-15 Procédé pour la fabrication de la cellulose

Country Status (2)

Country Link
FR (2) FR657770A (fr)
GB (2) GB322763A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE967570C (de) * 1941-12-23 1957-11-21 Phrix Werke Akt Ges Verfahren zur Erzeugung eines fuer die Viskoseherstellung geeigneten Zellstoffes aus pentosanreichen Einjahrespflanzen
US2528350A (en) * 1947-06-05 1950-10-31 Hardwood By Products Inc Two-step digestion of hardwoods
US2528351A (en) * 1950-08-17 1950-10-31 Hardwood By Products Inc Alkaline sulfite digestion of hardwood
US2992155A (en) * 1956-11-06 1961-07-11 Okuno Hiroshi Process for manufacturing rayon pulp of high purity from bagasse
DE102007022750A1 (de) * 2007-05-11 2008-11-13 Voith Patent Gmbh Verfahren zum Zerfasern von chemisch behandeltem lignocellulosischem Rohstoff

Also Published As

Publication number Publication date
GB322763A (en) 1929-12-02
FR688311A (fr) 1930-08-21
GB347297A (en) 1931-04-30

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