FR757540A - Process for manufacturing sensitive paper for securities - Google Patents

Process for manufacturing sensitive paper for securities

Info

Publication number
FR757540A
FR757540A FR757540DA FR757540A FR 757540 A FR757540 A FR 757540A FR 757540D A FR757540D A FR 757540DA FR 757540 A FR757540 A FR 757540A
Authority
FR
France
Prior art keywords
securities
sensitive paper
manufacturing sensitive
manufacturing
paper
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
Armand Deplanche
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 FR757540A publication Critical patent/FR757540A/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
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/40—Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
    • D21H21/44—Latent security elements, i.e. detectable or becoming apparent only by use of special verification or tampering devices or methods
    • D21H21/46—Elements suited for chemical verification or impeding chemical tampering, e.g. by use of eradicators
FR757540D 1932-09-28 1932-09-28 Process for manufacturing sensitive paper for securities Expired FR757540A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR757540T 1932-09-28

Publications (1)

Publication Number Publication Date
FR757540A true FR757540A (en) 1933-12-28

Family

ID=9166189

Family Applications (1)

Application Number Title Priority Date Filing Date
FR757540D Expired FR757540A (en) 1932-09-28 1932-09-28 Process for manufacturing sensitive paper for securities

Country Status (1)

Country Link
FR (1) FR757540A (en)

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