anodenschutz in quecksilberdampf - grossgleichrichtern with ringfoermig the kondensationsdom arranged anodes and radial zwischenwaenden between the gleichrichtergefaess and in the same way verlaengerten kondensationsdom, by the anodenringraum in the closed sektorfoermig e chambers for each anode is divided, by all anodenkammern commonwith openings for the pedal right to the floor of the arc chamber zwischenboden are completed