文件类型：PDF文档
文件大小：77K
A wet electrostatic ionizing step in electrostatic separation of particle from aerosols or gases comprises an earth plate (4) across a flow channel having through holes (3) and spaced from a high voltage grid (5) from which rod electrodes (1) with disc ends (2) extend to the holes that have thin sheaths (7) perpendicular to the plate.