Catalyst for purifying exhaust gas by removing nitrogen oxides and a process for the manufacture thereof
Patent
·
OSTI ID:7363585
A catalyst is described, formed of a diffused layer of copper on the surface of a metallic material of specified shape selected from a group of iron, iron alloys, nickel, and nickel alloys. The manufacturing process is described.
- Assignee:
- Toyota Jidosha Kogyo Kabushiki Kaisha
- Patent Number(s):
- US 3922234
- OSTI ID:
- 7363585
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
33 ADVANCED PROPULSION SYSTEMS
330701* -- Emission Control-- Nitrogen Oxides
ALLOYS
AUTOMOBILES
CATALYSTS
CATALYTIC CONVERTERS
CHALCOGENIDES
CONTROL
COPPER
ELEMENTS
EQUIPMENT
EXHAUST GASES
FABRICATION
GASEOUS WASTES
IRON
IRON ALLOYS
METALS
NICKEL
NICKEL ALLOYS
NITROGEN COMPOUNDS
NITROGEN OXIDES
OXIDES
OXYGEN COMPOUNDS
POLLUTION CONTROL EQUIPMENT
TRANSITION ELEMENTS
VEHICLES
WASTES
330701* -- Emission Control-- Nitrogen Oxides
ALLOYS
AUTOMOBILES
CATALYSTS
CATALYTIC CONVERTERS
CHALCOGENIDES
CONTROL
COPPER
ELEMENTS
EQUIPMENT
EXHAUST GASES
FABRICATION
GASEOUS WASTES
IRON
IRON ALLOYS
METALS
NICKEL
NICKEL ALLOYS
NITROGEN COMPOUNDS
NITROGEN OXIDES
OXIDES
OXYGEN COMPOUNDS
POLLUTION CONTROL EQUIPMENT
TRANSITION ELEMENTS
VEHICLES
WASTES