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1. 发明专利

DE602007004663D1 未知
公开(公告)号：DE602007004663D1
公开(公告)日：2010-03-25
申请号：DE602007004663
申请日：2007-11-14
申请人： IBIDEN CO LTD
发明人： OHNO KAZUSHIGE , OHIRA AKIHIRO
IPC分类号： B01D39/00

2. 发明专利

AT431187T 未知
公开(公告)号：AT431187T
公开(公告)日：2009-05-15
申请号：AT08001590
申请日：2008-01-29
申请人： IBIDEN CO LTD
发明人： OHNO KAZUSHIGE , OHIRA AKIHIRO
IPC分类号： B01D46/00
摘要： An object of the present invention is to provide a honeycomb filter having a high regeneration limit value, and the honeycomb filter comprises a pillar-shaped honeycomb fired body having a large number of cells each sealed at either end thereof and placed longitudinally in parallel with one another with a cell wall therebetween, and allowing gases to flow into one of the end face sides and to flow out from the other end face side, wherein no catalyst supporting layer is formed in an area covering 10% of the overall length of the honeycomb filter from a gas outlet side; a catalyst supporting layer is formed in an area covering 25 to 90% of the overall length of the honeycomb filter in an area of 90% of the overall length from a gas inlet side; a thermal conductivity of the area in which no catalyst supporting layer is formed is higher than a thermal conductivity of the area in which the catalyst supporting layer is formed in the honeycomb filter; and gas transmission coefficients k1 (µm 2 ) and k2 (µm 2 ) satisfy the following inequalities (1) and (2): (k1 - k2) 0.5 ... (1), and 1.0 k1 1.5 ... (2), the gas transmission coefficient k1 being a gas transmission coefficient of a cell wall in the area in which no catalyst supporting layer is formed in the honeycomb filter, and the gas transmission coefficient k2 being a gas transmission coefficient of a cell wall in the area in which the catalyst supporting layer is formed in the honeycomb filter.

3. 发明专利

DE602008001019D1 未知
公开(公告)号：DE602008001019D1
公开(公告)日：2010-06-02
申请号：DE602008001019
申请日：2008-01-30
申请人： IBIDEN CO LTD
发明人： OHNO KAZUSHIGE , OHIRA AKIHIRO , KUNIEDA MASAFUMI
IPC分类号： B01J35/00 , B01D39/20 , B01D46/24 , B01D53/94 , B01J19/24 , B01J35/02 , B01J35/04 , B01J35/06 , B01J37/02 , F01N3/022 , F01N3/28
摘要： The purpose of the present invention is to provide a honeycomb filter capable of converting (purifying) exhaust gases and CO generated during the regenerating process by catalytic reaction: that is, a honeycomb filter comprising a pillar-shaped honeycomb fired body having a large number of cells longitudinally disposed in parallel with one another with a cell wall therebetween, with either one end of each of the cells sealed, the honeycomb filter allowing gases having flowed in through either one end face side to flow out from the other end face side, wherein an outlet-side catalyst supporting area with a catalyst supporting layer formed from an end face on a gas outlet side of the honeycomb filter toward an end face on a gas inlet side of the honeycomb filter, the catalyst supporting layer having a catalyst supported thereon; an inlet-side catalyst supporting area with a catalyst supporting layer formed from an end face on the gas inlet side of the honeycomb filter toward an end face on the gas outlet side of the honeycomb filter, the catalyst supporting layer having a catalyst supported thereon; and a catalyst unsupporting area with no catalyst supporting layer formed between the outlet-side catalyst supporting area and the inlet-side catalyst supporting area, said catalyst unsupporting area having no catalyst supported thereon, are provided, a thermal conductivity of the catalyst unsupporting area is higher than thermal conductivities of the outlet-side catalyst supporting area and the inlet-side catalyst supporting area, and Y (%), Z (%), and X (%) satisfy the following inequalities (1) to (4): 1 ‰ Y ‰ 19 880 - 70 �¢ Y / 9 ‰ Z ‰ ( 825 - 15 �¢ Y ) / 9 1 ‰ Y ‰ 10 330 - 15 �¢ Y / 9 ‰ Z ‰ ( 1375 - 70 �¢ Y ) / 9 10 ‰ Y ‰ 19 X = 100 - Y - Z Y (%) indicating a ratio of a length of the outlet-side catalyst supporting area in a longitudinal direction of the honeycomb filter to an entire length of the honeycomb filter in the longitudinal direction of the honeycomb filter, Z (%) indicating a ratio of a length of the inlet-side catalyst supporting area in the longitudinal direction of the honeycomb filter to the entire length of the honeycomb filter in the longitudinal direction of the honeycomb filter, and X (%) indicating a ratio of a length of the catalyst unsupporting area in the longitudinal direction of the honeycomb filter to the entire length of the honeycomb filter in the longitudinal direction of the honeycomb filter.

4. 发明专利

AT464948T 未知
公开(公告)号：AT464948T
公开(公告)日：2010-05-15
申请号：AT08001711
申请日：2008-01-30
申请人： IBIDEN CO LTD
发明人： OHNO KAZUSHIGE , OHIRA AKIHIRO , KUNIEDA MASAFUMI
IPC分类号： B01J35/00 , B01D53/94 , B01J19/24 , B01J35/02 , B01J35/04 , B01J35/06 , B01J37/02 , F01N3/28
摘要： The purpose of the present invention is to provide a honeycomb filter capable of converting (purifying) exhaust gases and CO generated during the regenerating process by catalytic reaction: that is, a honeycomb filter comprising a pillar-shaped honeycomb fired body having a large number of cells longitudinally disposed in parallel with one another with a cell wall therebetween, with either one end of each of the cells sealed, the honeycomb filter allowing gases having flowed in through either one end face side to flow out from the other end face side, wherein an outlet-side catalyst supporting area with a catalyst supporting layer formed from an end face on a gas outlet side of the honeycomb filter toward an end face on a gas inlet side of the honeycomb filter, the catalyst supporting layer having a catalyst supported thereon; an inlet-side catalyst supporting area with a catalyst supporting layer formed from an end face on the gas inlet side of the honeycomb filter toward an end face on the gas outlet side of the honeycomb filter, the catalyst supporting layer having a catalyst supported thereon; and a catalyst unsupporting area with no catalyst supporting layer formed between the outlet-side catalyst supporting area and the inlet-side catalyst supporting area, said catalyst unsupporting area having no catalyst supported thereon, are provided, a thermal conductivity of the catalyst unsupporting area is higher than thermal conductivities of the outlet-side catalyst supporting area and the inlet-side catalyst supporting area, and Y (%), Z (%), and X (%) satisfy the following inequalities (1) to (4): 1 ‰ Y ‰ 19 880 - 70 �¢ Y / 9 ‰ Z ‰ ( 825 - 15 �¢ Y ) / 9 1 ‰ Y ‰ 10 330 - 15 �¢ Y / 9 ‰ Z ‰ ( 1375 - 70 �¢ Y ) / 9 10 ‰ Y ‰ 19 X = 100 - Y - Z Y (%) indicating a ratio of a length of the outlet-side catalyst supporting area in a longitudinal direction of the honeycomb filter to an entire length of the honeycomb filter in the longitudinal direction of the honeycomb filter, Z (%) indicating a ratio of a length of the inlet-side catalyst supporting area in the longitudinal direction of the honeycomb filter to the entire length of the honeycomb filter in the longitudinal direction of the honeycomb filter, and X (%) indicating a ratio of a length of the catalyst unsupporting area in the longitudinal direction of the honeycomb filter to the entire length of the honeycomb filter in the longitudinal direction of the honeycomb filter.

5. 发明专利

AT547166T 未知
公开(公告)号：AT547166T
公开(公告)日：2012-03-15
申请号：AT07018264
申请日：2007-09-18
申请人： IBIDEN CO LTD
发明人： OHNO KAZUSHIGE , OHIRA AKIHIRO
IPC分类号： B01D53/94 , B01D46/24 , B01J35/04 , C04B35/565 , C04B35/584 , C04B38/00 , F01N3/022 , F01N3/28
摘要： The purpose of the present invention is to provide a honeycomb filter having a high regeneration limit value: that is, a honeycomb filter comprising a pillar-shaped honeycomb fired body having a large number of cells longitudinally disposed in parallel with one another with a cell wall therebetween, with either one end of each of the cells being sealed, the honeycomb filter allowing gases having flowed in through either one of the end face sides to flow out from the other end face side, wherein the thickness of each of the cell walls is 0.20 to 0.28 mm; no catalyst supporting layer is formed in the area covering 10 % of the overall length of the honeycomb filter from the end face on the gas outlet side of the honeycomb filter; out of the area covering 90% of the overall length of the honeycomb filter from the end face on the gas inlet side, a catalyst supporting layer is formed in the area covering 25% to 90% of the overall length of the honeycomb filter; and a thermal conductivity of the area with the catalyst supporting layer being not formed therein is higher than a thermal conductivity of the area with the catalyst supporting layer being formed therein.

6. 发明专利

AT512718T 未知
公开(公告)号：AT512718T
公开(公告)日：2011-07-15
申请号：AT07024627
申请日：2007-12-19
申请人： IBIDEN CO LTD
发明人： OHNO KAZUSHIGE , OHIRA AKIHIRO
IPC分类号： B01J35/00 , B01D39/20 , B01J35/04 , C04B38/00 , F01N3/022
摘要： The present invention aims to provide a honeycomb structured body capable of avoiding an occurrence of a crack and peeling in the honeycomb structured body and the adhesive layer at the time of the regenerating process. A honeycomb structured body of the present invention comprises: a plurality of pillar-shaped honeycomb fired bodies each having a large number of cells longitudinally disposed in parallel with one another with a cell wall therebetween, which are combined with one another by interposing an adhesive layer, wherein a catalyst supporting layer is included in the adhesive layer on one end face side of the honeycomb structured body and no catalyst supporting layer is included in the adhesive layer on an other end face side of the honeycomb structured body.

7. 发明专利

PL1707251T3 Filtr i zespół filtra 未知
公开(公告)号：PL1707251T3
公开(公告)日：2013-03-29
申请号：PL05770336
申请日：2005-08-08
申请人： IBIDEN CO LTD
发明人： HAYASHI MASAYUKI , OGYU KAZUTAKE , OHIRA AKIHIRO , OHNO KAZUSHIGE
IPC分类号： B01J23/42 , B01D39/20 , B01D46/24 , B01J35/04 , B01J37/02 , C04B35/195 , C04B35/565 , C04B35/584 , C04B37/00 , C04B38/00

8. 发明专利

DE602007001777D1 未知
公开(公告)号：DE602007001777D1
公开(公告)日：2009-09-10
申请号：DE602007001777
申请日：2007-11-14
申请人： IBIDEN CO LTD
发明人： OHNO KAZUSHIGE , OHIRA AKIHIRO
IPC分类号： B01D46/24

9. 发明专利

DE602008000014D1 未知
公开(公告)号：DE602008000014D1
公开(公告)日：2009-06-25
申请号：DE602008000014
申请日：2008-01-29
申请人： IBIDEN CO LTD
发明人： OHNO KAZUSHIGE , OHIRA AKIHIRO
IPC分类号： B01D46/00

10. 发明专利

AT550089T 未知
公开(公告)号：AT550089T
公开(公告)日：2012-04-15
申请号：AT07022118
申请日：2007-11-14
申请人： IBIDEN CO LTD
发明人： OHNO KAZUSHIGE , OHIRA AKIHIRO
IPC分类号： B01D53/94 , B01D46/24 , B01J35/04 , C04B35/565 , C04B35/584 , C04B38/00 , F01N3/035
摘要： The present invention aims to provide an exhaust gas purifying system which can restrain an abnormal rise of temperature upon purifying exhaust gases and has an improved regeneration limit value. The exhaust gas purifying system of the present invention comprises: a catalyst carrier on which a catalyst is supported; and a honeycomb filter including a pillar-shaped honeycomb fired body having a large number of cells longitudinally disposed in parallel with one another with a cell wall therebetween, with either one end of each of the cells being sealed, the catalyst carrier being placed in an exhaust gas passage on the upstream side of the honeycomb filter, wherein the catalyst carrier is placed at a predetermined distance from the honeycomb filter; in the honeycomb filter, no catalyst supporting layer is formed in the area covering 10% of the overall length of the honeycomb filter from the end face on the outlet side from which exhaust gases flow out; in the honeycomb filter, out of the area covering 90% of the overall length of the honeycomb filter from the end face on the inlet side to which the exhaust gases flow in, a catalyst supporting layer is formed in an area covering 25 to 90% of the overall length of the honeycomb filter; and in the honeycomb filter, a thermal conductivity of the area with the catalyst supporting layer being not formed therein is higher than a thermal conductivity of the area with the catalyst supporting layer being formed therein.

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