FR49994E - Pâte de bois, destinée aux traitements chimiques - Google Patents

Pâte de bois, destinée aux traitements chimiques

Info

Publication number
FR49994E
FR49994E FR49994DA FR49994E FR 49994 E FR49994 E FR 49994E FR 49994D A FR49994D A FR 49994DA FR 49994 E FR49994 E FR 49994E
Authority
FR
France
Prior art keywords
intended
wood pulp
chemical treatments
treatments
chemical
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.)
Hercules Powder Co
Original Assignee
Hercules Powder Co
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 Hercules Powder Co filed Critical Hercules Powder Co
Application granted granted Critical
Publication of FR49994E publication Critical patent/FR49994E/fr
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
    • C08B1/02—Rendering cellulose suitable for esterification
    • C08B1/04—Rendering cellulose suitable for esterification for the preparation of cellulose nitrate

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)
FR49994D 1938-11-28 1938-11-28 Pâte de bois, destinée aux traitements chimiques Expired FR49994E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR49994T 1938-11-28

Publications (1)

Publication Number Publication Date
FR49994E true FR49994E (fr) 1939-09-29

Family

ID=8685060

Family Applications (1)

Application Number Title Priority Date Filing Date
FR49994D Expired FR49994E (fr) 1938-11-28 1938-11-28 Pâte de bois, destinée aux traitements chimiques

Country Status (1)

Country Link
FR (1) FR49994E (fr)

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