Collection device for products of fused salt electrolysis cell

Claim 1

IN A FUSED SALT ELECTROLYSIS CELL FOR THE PRODUCTION OF ALKALI METAL HAVING AT LEAST ONE VERTICAL ANODE SURROUNDED BY AN ANNULAR CATHODE AN WHEREIN ALKALI METAL IS LIBERATED AT THE CATHODE AND HALOGEN AT THE ANODE AS PRODUCTS FROM A FUSED SALT ELECTROLYTE, A STRUCTURE FOR COLLECTING AND SEPARATING SAID PRODUCTS COMPRISING A HOOD LOCATED OVER AND LARGER THAN THE ANODE AND CATHODE, A CYLINDER DOWNARDLY PROJECTING FROM AN OPENING IN THE HOOD AND HAVING FIXEDLY ATTACHED THERETO A DIAPHRAGM ANNULARLY SPACED BETWEEN THE ANODE AND CATHODE, THE UPPER PORTION OF THE CYLINDER OPENING INTO A SUBSTANTIALLY CONE-SHAPED PORTION ON TOP OF THE HOOD AND POSITIONED OVER THE CYLINDER OPENING AND PROVIDING AN UPWARDLY SLOPING SURFACE FROM THE CYLINDER OPENING TO A CONDUIT IN THE TOP OF THE SUBSTANTIALLY CONE-SHAPED PORTION, WHEREBY HALOGEN LIBERATED AT THE ANODE FLOWS UPWARD IN THE SPACE BETWEEN THE ANODE AND DIAPHRAGM AND THROUGH THE CYLINDER TO THE CONE AND OUT THE CONE CONDUIT, THE UPPER SURFACE OF THE HOOD BEING FORMED BY AN INCLINED SURFACE FORMING A INVERTED INCLINED TROUGH ENCIRCLING THE CYLINDER WITH AN OPENING IN THE HIGHEST PART OF THE HOOD SURFACE WHEREBY ALKALI METAL LIBERATED AT THE CATHODE FLOWS INTO THE INVERTED INCLINED TROUGH AND OUT THE TROUGH OPENING.