Honeycomb filter for clarifying exhaust gas and method for manufacture thereof

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7550025
APP PUB NO 20070163219A1
SERIAL NO

10568972

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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, wherein 0≦y≦1; and a component selected from an oxide having a spinel structure composed of Mg and/or MgO, MgO and a precursor compound composed of Mg that is converted to MgO by firing, wherein the honeycomb filter exhibits excellent properties with respect to mechanical strength, thermal decomposition resistance, thermal shock resistance and thermal stability at high and fluctuating temperatures. Also provided is a method and an apparatus for cleaning an exhaust gas by removing solid particles predominantly containing carbon from the exhaust gas with the honeycomb filter. Also provided is a process for producing the honeycomb filter.

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Patent Owner(s)

Patent OwnerAddress
OHCERA CO LTDOSAKA-SHI OSAKA 540-0026

International Classification(s)

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  • 2004 Application Filing Year
  • F01N Class
  • 516 Applications Filed
  • 280 Patents Issued To-Date
  • 54.27 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20042005200620072008200920102011201220132014201520160255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukuda, Masaaki Kakogawa, JP 59 538
Fukuda, Masahiro Uji, JP 166 1380
Fukuda, Tsutomu Kakogawa, JP 33 379
Takahashi, Masahide Uji, JP 34 226
Yoko, Toshinobu Uji, JP 17 142

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Patent Citation Ranking

  • 10 Citation Count
  • F01N Class
  • 2.53 % this patent is cited more than
  • 16 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges5986113644221201 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 10005101520253035404550556065707580859095100105

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