FR836670A - Improvements in papermaking - Google Patents

Improvements in papermaking

Info

Publication number
FR836670A
FR836670A FR836670DA FR836670A FR 836670 A FR836670 A FR 836670A FR 836670D A FR836670D A FR 836670DA FR 836670 A FR836670 A FR 836670A
Authority
FR
France
Prior art keywords
papermaking
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)
Inventor
Cyril Wilfred Bonniksen
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 filed Critical
Application granted granted Critical
Publication of FR836670A publication Critical patent/FR836670A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D21H17/30—Alginic acid or alginates
FR836670D 1937-04-19 1938-04-15 Improvements in papermaking Expired FR836670A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB836670X 1937-04-19

Publications (1)

Publication Number Publication Date
FR836670A true FR836670A (en) 1939-01-24

Family

ID=10554238

Family Applications (1)

Application Number Title Priority Date Filing Date
FR836670D Expired FR836670A (en) 1937-04-19 1938-04-15 Improvements in papermaking

Country Status (1)

Country Link
FR (1) FR836670A (en)

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