THERMALLY STABLE NH3-SCR CATALYST COMPOSITIONS

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United States of America Patent

APP PUB NO 20170291140A1
SERIAL NO

15507060

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A catalyst composition comprising a mixture of

    (a) a zeolite compound in an amount of from 10% to 60% by weight, wherein the zeolite compound comprises cations selected from Fe2+, Fe3+, Cu+, Cu2+ or mixtures thereof, and(b) a ceria/zirconia/alumina composite oxide, wherein the alumina content in said composite oxide is in the range of 20 to 80% by weight, in particular of 40 to 60% by weight,a catalyst comprising such catalyst composition and its use for exhaust gas after-treatment of diesel and lean burn engines.

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Patent Owner(s)

Patent OwnerAddress
TREIBACHER INDUSTRIE AGAUSTRIA TELE BACH TREIBACH CARINTHIA

International Classification(s)

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Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances201520162017201820192020202120222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sagar, Amod Althofen, AT 8 42
Schermanz, Karl Launsdorf, AT 18 69

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  • 1 Citation Count
  • B01J Class
  • 27.48 % this patent is cited more than
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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges391907822692311101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 80100 +0501001502002503003504004505005506006507007508008509009501000

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