Patrick Bernard

Process and device for the separation of substances dissolved in the washing water used in processing bath of a photographic film

Method and device for processing a photographic film

ELECTROLYTIC DEVICE AND METHOD HAVING A POROUS STIRRING ELECTRODE

Electrolytic device and method having a porous and stirring electrode

Electrolytic desilvering method

Method for replenishing a photographic fixing agent

Verfahren und Vorrichtung zur Trennung von im Spülwasser eines Behandlungsbads für photographische Filme gelösten Stoffen Method and apparatus for separating dissolved in the rinse water of a treatment bath for photographic films substances

Process and device for separation of substance dissolved in rinsing water used in processing bath of photographic film

Method and apparatus for separating dissolved in the rinse water of a treatment bath for photographic films substances

Procédé et dispositif pour la séparation de substance dissoutes dans les eaux de rinçage utilisées en aval d'un bain de traitement d'un film photographique.