Patent ID: 7210220
Filing Date: 2007-05-01
Classification: C25B,H01M,Y02E,Y10T

Abstract:
1. A method of forming a seal in an electrochemical cell assembly comprising a plurality of separate elements including a plurality of plates, the method comprising: (a) assembling the separate elements of the electrochemical cell together; (b) providing at least one plate with a connection aperture and, providing at least one groove network extending between the separate elements and through each connection aperture and providing a filling port open to the exterior and in communication with the at least one groove network; (c) connecting a source of liquid seal material to the filling port and injecting the seal material into the at least one groove network to fill the at least one groove network and simultaneously venting gas from the at least one groove network; and (d) causing the seal material to set, to form a seal in the at least one groove network.