FR2294469A1 - Procede et dispositif d'effacement des informations impressionnees sur microfiches - Google Patents

Procede et dispositif d'effacement des informations impressionnees sur microfiches

Info

Publication number
FR2294469A1
FR2294469A1 FR7440808A FR7440808A FR2294469A1 FR 2294469 A1 FR2294469 A1 FR 2294469A1 FR 7440808 A FR7440808 A FR 7440808A FR 7440808 A FR7440808 A FR 7440808A FR 2294469 A1 FR2294469 A1 FR 2294469A1
Authority
FR
France
Prior art keywords
microfilm
film base
heat source
erasure
data recorded
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.)
Granted
Application number
FR7440808A
Other languages
English (en)
French (fr)
Other versions
FR2294469B1 (OSRAM
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.)
SAINT MELOIR MARGUERITE DE
Original Assignee
SAINT MELOIR MARGUERITE DE
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 SAINT MELOIR MARGUERITE DE filed Critical SAINT MELOIR MARGUERITE DE
Priority to FR7440808A priority Critical patent/FR2294469A1/fr
Publication of FR2294469A1 publication Critical patent/FR2294469A1/fr
Application granted granted Critical
Publication of FR2294469B1 publication Critical patent/FR2294469B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C11/00—Auxiliary processes in photography
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C11/00—Auxiliary processes in photography
    • G03C11/24—Removing emulsion from waste photographic material; Recovery of photosensitive or other substances

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photographic Processing Devices Using Wet Methods (AREA)
FR7440808A 1974-12-11 1974-12-11 Procede et dispositif d'effacement des informations impressionnees sur microfiches Granted FR2294469A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7440808A FR2294469A1 (fr) 1974-12-11 1974-12-11 Procede et dispositif d'effacement des informations impressionnees sur microfiches

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7440808A FR2294469A1 (fr) 1974-12-11 1974-12-11 Procede et dispositif d'effacement des informations impressionnees sur microfiches

Publications (2)

Publication Number Publication Date
FR2294469A1 true FR2294469A1 (fr) 1976-07-09
FR2294469B1 FR2294469B1 (OSRAM) 1981-04-10

Family

ID=9146027

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7440808A Granted FR2294469A1 (fr) 1974-12-11 1974-12-11 Procede et dispositif d'effacement des informations impressionnees sur microfiches

Country Status (1)

Country Link
FR (1) FR2294469A1 (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005405A3 (en) * 1978-05-08 1979-11-28 Societe Dite: Seb S.A. Societe Anonyme Francaise Process and apparatus for the destruction of microfilms and the like
DE3644131A1 (de) * 1986-12-23 1988-07-07 Classen Papertronics Kg Verfahren und vorrichtung zur vernichtung von mikrofilmen

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005405A3 (en) * 1978-05-08 1979-11-28 Societe Dite: Seb S.A. Societe Anonyme Francaise Process and apparatus for the destruction of microfilms and the like
FR2425660A1 (fr) * 1978-05-08 1979-12-07 Seb Sa Procede et appareil pour la destruction des microfiches et analogues
DE3644131A1 (de) * 1986-12-23 1988-07-07 Classen Papertronics Kg Verfahren und vorrichtung zur vernichtung von mikrofilmen

Also Published As

Publication number Publication date
FR2294469B1 (OSRAM) 1981-04-10

Similar Documents

Publication Publication Date Title
BE786998A (fr) Procede et dispositif ameliores d'etirage des films de matiere plastique
IT1036533B (it) Sistema di scarico e ricarico di pellicola nelle cassette radiografiche in camera luce e relativa macchina automatica
DK154817C (da) Apparat til emballering af uregelmaessigt formede varer i vakuumforseglede poser af plastfolie.
ATE66861T1 (de) Verfahren und vorrichtung zum biaxialen strecken von kunststoffmaterialien und so hergestellte produkte.
FR2294469A1 (fr) Procede et dispositif d'effacement des informations impressionnees sur microfiches
BE858392A (fr) Procede et dispositif de recuperation d'energie thermique d'un milieu ambiant
JPS56105994A (en) Ink carrier for heat transcription
GB1454449A (en) Information storage system and method
EP0212134A3 (en) Method and apparatus for correlating photographic films with processing envelopes in photographic laboratories
BE832484A (fr) Appareil duplicateur de films, notamment de microfiches
FR2301059A1 (fr) Carte d'identification
GB1377025A (en) Apparatus for fixing thermoplastic powder images
ATE82406T1 (de) Automatische filmladevorrichtung fuer blattfilmkassetten.
DE3868006D1 (de) Vorrichtung zum automatischen einbringen von stapeln von negativfilmen und abzuegen in taschen.
GB1264712A (OSRAM)
GB1068557A (en) Method of transferring photographic emulsion layers and products thereof
AU529094B2 (en) Sticking guard pockets on album pages
JPS54143130A (en) Method and device for optically copying information present on photosensitive plastic film
SE7509315L (sv) Forfarande och anordning for upphettning eller kylning av transportband, drivremmar eller liknande under tillverkningen av desamma.
GB1054697A (OSRAM)
FR2065292A5 (en) Heat fixing thermoplastic resin developed images
GB1239006A (OSRAM)
FR2259763A1 (en) Identity card suitable for data processing - information card is inserted within a transparent plastic pocket
JPS5247080A (en) Air-permeable waterproof films and process for producing them
GB1265273A (OSRAM)

Legal Events

Date Code Title Description
ST Notification of lapse