Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Catalytic composition comprising a mixture of cerium oxide with manganese, iron or praseodymium oxide, process for its preparation and its use in automobile afterburning catalysis

Catalytic composition comprising a mixture of cerium oxide with manganese, iron or praseodymium oxide, process for its preparation and its use in automobile afterburning catalysis

US Patent 5976476 · Granted Nov 2, 1999

Estimated economic value: $179,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for exchanging information about an event and associated system for excha2025
Method of authenticating documents by means of a mobile telecommunications termi2019
Simplified authentication method for controls on persons2018
Method and system for controlling access to or the exit from an area2018
Detection gate2016
Colloidal dispersion of a rare earth compound comprising an anti-oxidant agent a2013
Synthesis and applications of 2-oxo-4-methylthiobutyric acid, its salts and its 2010
Organic colloidal dispersion of iron particles, method for preparing same and us2008
Method for treating by combustion carbon-containing particles in an internal com2004
Composition based on cerium oxide or on cerium and zirconium oxides, in the extr2003
Composition based on cerium oxide or on cerium and zirconium oxides, in the extr2003
Method for treating exhaust gas of internal combustion engines functioning with 2002