FR59938E - Procédé de préparation de la pâte de paille pour papier et rayonne - Google Patents

Procédé de préparation de la pâte de paille pour papier et rayonne

Info

Publication number
FR59938E
FR59938E FR59938DA FR59938E FR 59938 E FR59938 E FR 59938E FR 59938D A FR59938D A FR 59938DA FR 59938 E FR59938 E FR 59938E
Authority
FR
France
Prior art keywords
rayon
paper
preparation process
paste preparation
straw
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)
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.)
Avebene
Original Assignee
Avebene
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 Avebene filed Critical Avebene
Application granted granted Critical
Publication of FR59938E publication Critical patent/FR59938E/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
    • D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
    • D21C3/06—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites
    • D21C3/14—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites ammonium bisulfite
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F7/00—Fertilisers from waste water, sewage sludge, sea slime, ooze or similar masses
    • C05F7/02—Fertilisers from waste water, sewage sludge, sea slime, ooze or similar masses from sulfite liquor or other waste lyes from the manufacture of cellulose
    • 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
    • D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
    • D21C3/06—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites

Landscapes

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR59938D 1950-01-10 1950-01-10 Procédé de préparation de la pâte de paille pour papier et rayonne Expired FR59938E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR59938T 1950-01-10

Publications (1)

Publication Number Publication Date
FR59938E true FR59938E (fr) 1954-09-21

Family

ID=8693703

Family Applications (2)

Application Number Title Priority Date Filing Date
FR988649D Expired FR988649A (fr) 1950-01-10 1949-02-14 Procédé de préparation de la pâte de paille pour papier et rayonne
FR59938D Expired FR59938E (fr) 1950-01-10 1950-01-10 Procédé de préparation de la pâte de paille pour papier et rayonne

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR988649D Expired FR988649A (fr) 1950-01-10 1949-02-14 Procédé de préparation de la pâte de paille pour papier et rayonne

Country Status (1)

Country Link
FR (2) FR988649A (fr)

Also Published As

Publication number Publication date
FR988649A (fr) 1951-08-29

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