Inventor
DE NORA VITTORIO
123 patents
⚠️ This page may combine multiple inventors who share the name “DE NORA VITTORIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MOLTECH INVENT SA
27 patentsUS5683559ANov 4, 1997
Cell for aluminium electrowinning employing a cathode cell bottom made of carbon blocks which have parallel channels therein
MOLTECH INVENT SA50 citations96
US5527442AJun 18, 1996
Refractory protective coated electroylytic cell components
MOLTECH INVENT SA53 citations96
US5368702ANov 29, 1994
Electrode assemblies and mutimonopolar cells for aluminium electrowinning
MOLTECH INVENT SA85 citations96
US5364513ANov 15, 1994
Electrochemical cell component or other material having oxidation preventive coating
MOLTECH INVENT SA62 citations96
US5340448AAug 23, 1994
Aluminum electrolytic cell method with application of refractory protective coatings on cello components
MOLTECH INVENT SA34 citations96
US5310476AMay 10, 1994
Application of refractory protective coatings, particularly on the surface of electrolytic cell components
MOLTECH INVENT SA63 citations96
US6533909B2Mar 18, 2003
Bipolar cell for the production of aluminium with carbon cathodes
MOLTECH INVENT SA19 citations93
US6455107B1Sep 24, 2002
Prevention of oxidation of carbonaceous and other materials at high temperatures
MOLTECH INVENT SA26 citations93
US6436273B1Aug 20, 2002
Drained cathode aluminium electrowinning cell with alumina distribution
MOLTECH INVENT SA23 citations93
US6402928B1Jun 11, 2002
Aluminium production cell with an insulating cover having individually removable sections
MOLTECH INVENT SA20 citations93
US6372099B1Apr 16, 2002
Cells for the electrowinning of aluminium having dimensionally stable metal-based anodes
MOLTECH INVENT SA15 citations93
US6287447B1Sep 11, 2001
Method of producing aluminum in a drained cathode cell
MOLTECH INVENT SA15 citations93
US6248227B1Jun 19, 2001
Slow consumable non-carbon metal-based anodes for aluminium production cells
MOLTECH INVENT SA27 citations93
US6113758ASep 5, 2000
Porous non-carbon metal-based anodes for aluminium production cells
MOLTECH INVENT SA38 citations93
US5888360AMar 30, 1999
Cell for aluminium electrowinning
MOLTECH INVENT SA17 citations93
US5753163AMay 19, 1998
Production of bodies of refractory borides
MOLTECH INVENT SA23 citations93
US5725744AMar 10, 1998
Cell for the electrolysis of alumina at low temperatures
MOLTECH INVENT SA41 citations93
US5413689AMay 9, 1995
Carbon containing body or mass useful as cell component
MOLTECH INVENT SA28 citations93
US5362366ANov 8, 1994
Anode-cathode arrangement for aluminum production cells
MOLTECH INVENT SA48 citations93
US5071533ADec 10, 1991
Cathode current collector for aluminum cells
MOLTECH INVENT SA23 citations93
US6692620B2Feb 17, 2004
Aluminium electrowinning cell with sidewalls resistant to molten electrolyte
MOLTECH INVENT SA34 citations92
US6358393B1Mar 19, 2002
Aluminum production cell and cathode
MOLTECH INVENT SA21 citations92
US6228424B1May 8, 2001
Method and apparatus for impregnation of porous bodies for protection against oxidation
MOLTECH INVENT SA25 citations92
US6521115B2Feb 18, 2003
Nickel-iron alloy-based anodes for aluminium electrowinning cells
MOLTECH INVENT SA14 citations91
US6001236ADec 14, 1999
Application of refractory borides to protect carbon-containing components of aluminium production cells
MOLTECH INVENT SA18 citations84
US5676807AOct 14, 1997
Carbon containing ramming paste in aluminum production cells
MOLTECH INVENT SA16 citations82
US5472578ADec 5, 1995
Aluminium production cell and assembly
MOLTECH INVENT SA17 citations82
DIAMOND SHAMROCK TECHN
14 patentsUS4246324AJan 20, 1981
Consumable replaceable anodes for batteries
DIAMOND SHAMROCK TECHN129 citations96
US4187155AFeb 5, 1980
Molten salt electrolysis
DIAMOND SHAMROCK TECHN72 citations96
US4146438AMar 27, 1979
Sintered electrodes with electrocatalytic coating
DIAMOND SHAMROCK TECHN73 citations96
US4110180AAug 29, 1978
Process for electrolysis of bromide containing electrolytes
DIAMOND SHAMROCK TECHN55 citations96
US4003817AJan 18, 1977
Valve metal electrode with valve metal oxide semi-conductive coating having a chlorine discharge in said coating
DIAMOND SHAMROCK TECHN52 citations96
US4288302ASep 8, 1981
Method for electrowinning metal
DIAMOND SHAMROCK TECHN31 citations93
US4272354AJun 9, 1981
Electrodes for electrolytic processes
DIAMOND SHAMROCK TECHN29 citations93
US4235695ANov 25, 1980
Novel electrodes and their use
DIAMOND SHAMROCK TECHN33 citations93
US4037032AJul 19, 1977
Electric storage battery with valve metal electrodes
DIAMOND SHAMROCK TECHN35 citations93
US4070504AJan 24, 1978
Method of producing a valve metal electrode with valve metal oxide semi-conductor face and methods of manufacture and use
DIAMOND SHAMROCK TECHN44 citations92
US4318795AMar 9, 1982
Valve metal electrode with valve metal oxide semi-conductor face and methods of carrying out electrolysis reactions
DIAMOND SHAMROCK TECHN22 citations82
US4285799AAug 25, 1981
Electrodes for electrolytic processes, especially metal electrowinning
DIAMOND SHAMROCK TECHN20 citations82
US4167607ASep 11, 1979
Halogen electrodes and storage batteries
DIAMOND SHAMROCK TECHN21 citations82
US4111765ASep 5, 1978
Silicon carbide-valve metal borides-carbon electrodes
DIAMOND SHAMROCK TECHN19 citations81
ORONZIO DE NORA IMPIANTI
4 patentsUS3948751AApr 6, 1976
Valve metal electrode with valve metal oxide semi-conductive face
ORONZIO DE NORA IMPIANTI41 citations92
US3976556AAug 24, 1976
Electrolysis cell
ORONZIO DE NORA IMPIANTI17 citations82
US3976550AAug 24, 1976
Horizontal, planar, bipolar diaphragm cells
ORONZIO DE NORA IMPIANTI19 citations82
US3930981AJan 6, 1976
Bipolar electrolysis cells with perforate metal anodes and baffles to deflect anodic gases away from the interelectrodic gap
ORONZIO DE NORA IMPIANTI21 citations82
ELTECH SYSTEMS CORP
3 patents(unassigned)
1 patentRIO TINTO ALCAN INT LTD
1 patentShowing the top 50 of 123 patents by PatentIndex Score.