It is possible to significantly increase the efficiency of the electrolysis of water into hydrogen and oxygen while maintaining stability of the anode. This efficiency increase is obtained by using an iridium oxide anode which is produced by vacuum deposition techniques....http://www.google.es/patents/US4257856?utm_source=gb-gplus-sharePatente US4257856 - Electrolytic process useful for the electrolysis of water
Electrolytic process useful for the electrolysis of water