| http://www.w3.org/ns/prov#value | - As substantially described for the anode side of the bipolar element, trapezoidal channels 5 with a thickness preferably in the range of 1.5-3 mm and consisting of a sheet of steel, nickel or other material resistant to caustic and hydrogen are welded on to the steel sheet 1a of the bipolar element, preferably in direct opposition to the corresponding anode channels 3.
|
