1
Toshiyuki Kobayashi: Electrode unit for electrically heating underground hydrocarbon deposits. Mitsubishi Denki Kabushiki Kaisha, Sughrue Mion Zinn Macpeak and Seas, October 25, 1983: US04412124 (228 worldwide citation)

An electrode unit for electrically heating underground hydrocarbon deposits having a main conduit pipe assembly, a cylindrical water pipe and an electrical conductor arranged coaxially with the electrical conductor disposed between the water pipe and the main conduit pipe assembly. The spaces betwee ...


2
Kobayashi Toshiyuki: Bloc-electrode pour le chauffage des gisements dhydrocarbures, Electrode unit for electrically heating underground hydrocarbon deposits. Mitsubishi Denki Kabushiki Kaisha, RICHES MCKENZIE & HERBERT, April 10, 1984: CA1165361 (212 worldwide citation)

14-25811M/KH/81 ABSTRACT OF THE DISCLOSUREAn electrode unit for electrically heating undergoundhydrocarbon deposits having a main conduit pipe assembly, acylindrical water pipe and an electrical conductor arranged co-axially with the electrical conductor disposed between the waterpipe and the main c ...