Silicon nitride porous body and its production process
The present invention relates to a silicon nitride porous body suitable for removing e.g. dusts or a harmful substance contained in a high temperature exhaust gas, and a process for producing it. A silicon nitride porous body which is a body having a generally columnar outer shape and at least two t...
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| Main Authors | , , |
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| Format | Patent |
| Language | English |
| Published |
15.07.2003
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| Online Access | Get full text |
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| Summary: | The present invention relates to a silicon nitride porous body suitable for removing e.g. dusts or a harmful substance contained in a high temperature exhaust gas, and a process for producing it.
A silicon nitride porous body which is a body having a generally columnar outer shape and at least two through-holes mutually parallel to one another and which has generally perpendicularly oriented columnar crystals on the surface of the through-holes. |
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