Inventor
LANGON BERNARD
FR11 patents
⚠️ This page may combine multiple inventors who share the name “LANGON BERNARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PECHINEY ALUMINIUM
10 patentsUS4713161ADec 15, 1987
Device for connection between very high intensity electrolysis cells for the production of aluminium comprising a supply circuit and an independent circuit for correcting the magnetic field
PECHINEY ALUMINIUM32 citations90
US4668352AMay 26, 1987
Process and apparatus for automatic increased suction extraction on electrolysis tanks for the production of aluminum
PECHINEY ALUMINIUM33 citations87
US5378338AJan 3, 1995
Superstructure for a very high power electrolysis cell for the production of aluminum
PECHINEY ALUMINIUM26 citations86
US4612105ASep 16, 1986
Carbonaceous anode with partially constricted round bars intended for cells for the production of aluminium by electrolysis
PECHINEY ALUMINIUM22 citations81
US4592821AJun 3, 1986
Electrolysis tank with a current strength of greater than 250,000 amperes for the production of aluminum by means of the Hall-Heroult process
PECHINEY ALUMINIUM24 citations79
US4605481AAug 12, 1986
Modular cathodic block and cathode having a low voltage drop for Hall-Heroult electrolysis tanks
PECHINEY ALUMINIUM11 citations73
US4132621AJan 2, 1979
Method of improving the current supply of electrolysis cells aligned in a lengthwise direction
PECHINEY ALUMINIUM10 citations72
US4696730ASep 29, 1987
Circuit for the electrical connection of rows of electrolysis cells for the production of aluminum at very high current
PECHINEY ALUMINIUM10 citations71
US4720333AJan 19, 1988
Electrolysis tank superstructure with intermediate gantry, for the production of aluminium
PECHINEY ALUMINIUM16 citations70
US4654133AMar 31, 1987
Hall-Heroult electrolysis tank with asymmetrical cathodic bars and heat insulation
PECHINEY ALUMINIUM6 citations59