NL87584C - - Google Patents

Info

Publication number
NL87584C
NL87584C NL87584DA NL87584C NL 87584 C NL87584 C NL 87584C NL 87584D A NL87584D A NL 87584DA NL 87584 C NL87584 C NL 87584C
Authority
NL
Netherlands
Application number
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.)
Publication of NL87584C publication Critical patent/NL87584C/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
    • D21C3/04—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
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D01F2/06—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from viscose
    • 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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/04—Pretreatment of the finely-divided materials before digesting with acid reacting compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
NL87584D 1952-02-15 NL87584C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1005824X 1952-02-15

Publications (1)

Publication Number Publication Date
NL87584C true NL87584C (enrdf_load_stackoverflow)

Family

ID=9565170

Family Applications (1)

Application Number Title Priority Date Filing Date
NL87584D NL87584C (enrdf_load_stackoverflow) 1952-02-15

Country Status (4)

Country Link
DE (1) DE1005824B (enrdf_load_stackoverflow)
FR (1) FR1052900A (enrdf_load_stackoverflow)
GB (1) GB734216A (enrdf_load_stackoverflow)
NL (1) NL87584C (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA766073B (en) * 1975-10-24 1977-09-28 D Econimidis Production of pulp
PT101999B (pt) * 1997-04-28 2003-09-30 Joao Manuel Almeida Oliveira B Processo quimico de deslenhificacao da madeira utilizando como reagente activo o composto - bissulfito duplo de magnesio e amonio
RU2233927C1 (ru) * 2003-07-29 2004-08-10 Закрытое акционерное общество "Картонтара" Способ получения волокнистого полуфабриката высокого выхода
GB2501732A (en) * 2012-05-02 2013-11-06 Innovia Films Ltd Improved steeping conditions for manufacture of viscose
EP3901367A1 (en) * 2020-04-20 2021-10-27 Scitech-service OY Method for prehydrolysis of lignocellulosic material

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE124556C (enrdf_load_stackoverflow) *
DE237081C (enrdf_load_stackoverflow) * 1909-12-13
DE395119C (de) * 1923-10-11 1924-05-14 Carl G Schwalbe Dr Verfahren zur Vorbehandlung von pflanzlichen Rohstoffen zwecks Erleichterung nachfolgender saurer oder alkalischer Aufschliessung
DE484805C (de) * 1924-11-02 1929-11-11 Leopold Enge Verfahren zum Weichmachen von Holz oder aehnlichen pflanzlichen Faserstoffen
DE744868C (de) * 1940-03-22 1944-01-27 Dr Georg Jayme Verfahren zur Gewinnung von pentosanarmen Zellstoffen aus Pflanzenstoffen
BE447209A (enrdf_load_stackoverflow) * 1941-12-22

Also Published As

Publication number Publication date
GB734216A (en) 1955-07-27
FR1052900A (fr) 1954-01-28
DE1005824B (de) 1957-04-04

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