B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
B03C3/34—Constructional details or accessories or operation thereof
B03C3/40—Electrode constructions
B03C3/45—Collecting-electrodes
B03C3/47—Collecting-electrodes flat, e.g. plates, discs, gratings
Cloture d'un espace tel qu'une cage d'ascenseur, procede de fabrication et de montage d'une telle cloture, ainsi qu'outils de mise en oeuvre du procede de montage