FR449803A - Perfectionnements apportés aux solutions de cellulose - Google Patents

Perfectionnements apportés aux solutions de cellulose

Info

Publication number
FR449803A
FR449803A FR449803DA FR449803A FR 449803 A FR449803 A FR 449803A FR 449803D A FR449803D A FR 449803DA FR 449803 A FR449803 A FR 449803A
Authority
FR
France
Prior art keywords
cellulose solutions
cellulose
solutions
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.)
Peter Spence and Sons Ltd
Original Assignee
Peter Spence and Sons Ltd
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 Peter Spence and Sons Ltd filed Critical Peter Spence and Sons Ltd
Application granted granted Critical
Publication of FR449803A publication Critical patent/FR449803A/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
    • C08B1/006—Preparation of cuprammonium cellulose solutions

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)
FR449803D 1911-11-16 1912-10-24 Perfectionnements apportés aux solutions de cellulose Expired FR449803A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB449803X 1911-11-16

Publications (1)

Publication Number Publication Date
FR449803A true FR449803A (fr) 1913-03-08

Family

ID=1490294

Family Applications (1)

Application Number Title Priority Date Filing Date
FR449803D Expired FR449803A (fr) 1911-11-16 1912-10-24 Perfectionnements apportés aux solutions de cellulose

Country Status (1)

Country Link
FR (1) FR449803A (fr)

Similar Documents

Publication Publication Date Title
FR449803A (fr) Perfectionnements apportés aux solutions de cellulose
FR425182A (fr) Perfectionnements apportés aux kinétoscopes
FR428252A (fr) Perfectionnements aux cinématographes
FR433383A (fr) Perfectionnements apportés aux grappins
FR452223A (fr) Perfectionnements apportés aux sphéromètres
FR445975A (fr) Perfectionnements apportés aux dévidoirs
FR435874A (fr) Perfectionnements apportés aux tétines
FR433103A (fr) Perfectionnements aux séchoirs
FR437348A (fr) Perfectionnements apportés aux épingles
FR441324A (fr) Perfectionnements apportés aux bandages
FR433427A (fr) Perfectionnements aux étendages
FR430690A (fr) Perfectionnements apportés aux cerfs-volants
FR450249A (fr) Perfectionnements apportés aux motocyclettes
FR444620A (fr) Perfectionnements relatifs aux gazogènes
FR444313A (fr) Perfectionnements aux chaudières
FR442249A (fr) Perfectionnements aux sérancoirs automatiques
FR438977A (fr) Perfectionnements aux machines parlantes
FR437375A (fr) Perfectionnements apportés aux machines parlantes
FR439260A (fr) Perfectionnements apportés aux machines parlantes
FR440337A (fr) Perfectionnements aux machines parlantes
FR432408A (fr) Perfectionnements apportés aux machines parlantes
FR14961E (fr) Perfectionnements apportés aux machines parlantes
FR429927A (fr) Perfectionnements apportés aux tachymètres
FR434060A (fr) Perfectionnements apportés aux tachymètres
FR425595A (fr) Perfectionnements aux phonographes