Patent ID: 6251239
Filing Date: 2001-06-26
Classification: C25B,H01M,Y02E

Abstract:
An electrochemical half cell based on a gas diffusion electrode (5) as a cathode or anode, having a gas space, which is formed from one or more gas compartments (2a, 2b, 2c, 2d), for the gas diffusion electrode, having an ion exchange membrane (40), a holding structure (11), a gas inlet (21) and a gas outlet (22), an electrolyte feed line (20), an electrolyte discharge line (22), and a housing (13), wherein the gas diffusion electrode (5) is joined to the gas compartment or gas compartments (1a, 1b, 1c, 1d) to form a module or a plurality of modules (1a, 1b, 1c, 1d), which is detachably fastened to the holding structure (11), wherein the gas inlet (21) and the gas outlet (22) form a detachable connection to the gas compartment (2a, 2b, 2c, 2d).