Ceramic filter

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United States of America Patent

PATENT NO 9802143
SERIAL NO

13735233

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A ceramic filter is provided with a porous substrate 3 “made of ceramic and having partition walls 1 separating and forming a plurality of cells 2 extending from one end face 11 to the other end face 12”, a separation membrane 21 “made of ceramic and disposed on wall surfaces of the cells 2”, and glass seals 31 disposed on the one end face 11 and on the other end face 12 “so as not to cover openings of the cells 2”. Ceramic particles having a thermal expansion coefficient of 90 to 110% of that of glass contained in the glass seals 31 are dispersed in the glass seals 31. There is provided a ceramic filter usable for a long period of time in high temperature conditions.

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Patent Owner(s)

Patent OwnerAddress
NGK INSULATORS LTDJAPAN'S AICHI

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Isomura, Manabu Nagoya, JP 40 600
Suzuki, Hideyuki Nagoya, JP 324 2468
Teranishi, Makoto Nagoya, JP 28 80

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