FR870466A - Method and apparatus for cooling frayed, or ripened, or finely divided alkali-cellulose at high temperature - Google Patents

Method and apparatus for cooling frayed, or ripened, or finely divided alkali-cellulose at high temperature

Info

Publication number
FR870466A
FR870466A FR870466DA FR870466A FR 870466 A FR870466 A FR 870466A FR 870466D A FR870466D A FR 870466DA FR 870466 A FR870466 A FR 870466A
Authority
FR
France
Prior art keywords
frayed
ripened
cellulose
cooling
high temperature
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
French (fr)
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.)
SU DDEUTSCHE ZELLWOLLE AG
Original Assignee
SU DDEUTSCHE ZELLWOLLE AG
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 SU DDEUTSCHE ZELLWOLLE AG filed Critical SU DDEUTSCHE ZELLWOLLE AG
Application granted granted Critical
Publication of FR870466A publication Critical patent/FR870466A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/08—Alkali cellulose
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/08—Alkali cellulose
    • C08B1/10—Apparatus for the preparation of alkali cellulose

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
FR870466D 1939-08-09 1941-02-28 Method and apparatus for cooling frayed, or ripened, or finely divided alkali-cellulose at high temperature Expired FR870466A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES138218D DE729736C (en) 1939-08-09 1939-08-09 Device for cooling of alkaline cellulose which has been shredded at high temperature or pre-ripened at such a temperature

Publications (1)

Publication Number Publication Date
FR870466A true FR870466A (en) 1942-03-12

Family

ID=7540786

Family Applications (1)

Application Number Title Priority Date Filing Date
FR870466D Expired FR870466A (en) 1939-08-09 1941-02-28 Method and apparatus for cooling frayed, or ripened, or finely divided alkali-cellulose at high temperature

Country Status (3)

Country Link
CH (1) CH217041A (en)
DE (1) DE729736C (en)
FR (1) FR870466A (en)

Also Published As

Publication number Publication date
DE729736C (en) 1942-12-21
CH217041A (en) 1941-09-30

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