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Dupuy & Dubray Ets
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Dupuy & Dubray Ets
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Application filed by Dupuy & Dubray EtsfiledCriticalDupuy & Dubray Ets
Application grantedgrantedCritical
Publication of FR987438ApublicationCriticalpatent/FR987438A/fr
B41N—PRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
B41N3/00—Preparing for use and conserving printing surfaces
B41N3/03—Chemical or electrical pretreatment
B41N3/034—Chemical or electrical pretreatment characterised by the electrochemical treatment of the aluminum support, e.g. anodisation, electro-graining; Sealing of the anodised layer; Treatment of the anodic layer with inorganic compounds; Colouring of the anodic layer
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Chemical & Material Sciences
(AREA)
Chemical Kinetics & Catalysis
(AREA)
Electrochemistry
(AREA)
FR987438D1943-12-291943-12-29Procédé de fabrication de clichés d'impression et prduits en résultant
ExpiredFR987438A
(fr)