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1. 发明授权

US5227145A Process for removing nitrogen oxides from exhaust gases 失效
标题翻译：从排气中除去氮氧化物的方法
公开(公告)号：US5227145A
公开(公告)日：1993-07-13
申请号：US815040
申请日：1991-12-31
申请人： Yoshiaki Kintaichi , Hideaki Hamada , Takehiko Ito , Motoi Sasaki , Fujio Suganuma , Mitsunori Tabata , Akihiro Kitazume , Kazushi Usui , Tadao Nakatsuji , Hiromitsu Shimizu
发明人： Yoshiaki Kintaichi , Hideaki Hamada , Takehiko Ito , Motoi Sasaki , Fujio Suganuma , Mitsunori Tabata , Akihiro Kitazume , Kazushi Usui , Tadao Nakatsuji , Hiromitsu Shimizu
IPC分类号： B01D53/94 , B01J27/053 , B01J27/18
CPC分类号： B01J27/18 , B01D53/9418 , B01J27/053 , B01D2251/208 , B01D2255/1023 , B01D2255/2047 , B01D2255/2063 , B01D2255/207 , B01D2258/012 , F02B2275/14
摘要： A process for removing nitrogen oxides from an exhaust gas by bringing the exhaust gas containing nitrogen oxides into contact with at least one catalyst selected from a polyvalent metal phosphate, a polyvalent metal sulfate or an aluminate of a transition metal of the 4th period of the Periodic Table in an oxidizing atmosphere containing excess oxygen and in the presence of a hydrocarbon or an oxygen containing organic compound. There is also disclosed a process for removing nitrogen oxides from an exhaust gas which comprises bringing the exhaust gas into contact with the above catalyst and then with an oxidation catalyst.

2. 发明授权

US5380692A Catalyst for catalytic reduction of nitrogen oxide 失效
标题翻译：用于催化还原氮氧化物的催化剂
公开(公告)号：US5380692A
公开(公告)日：1995-01-10
申请号：US944106
申请日：1992-09-11
申请人： Tadao Nakatsuji , Hiromitsu Shimizu , Ritsu Yasukawa , Fujio Suganuma , Akihiro Kitazume , Hiroshi Tsuchida , Takehiko Ito , Hideaki Hamada , Katsumi Miyamoto , Masaaki Kawatsuki , Yoshiaki Kintaichi , Motoi Sasaki , Mitsunori Tabata
发明人： Tadao Nakatsuji , Hiromitsu Shimizu , Ritsu Yasukawa , Fujio Suganuma , Akihiro Kitazume , Hiroshi Tsuchida , Takehiko Ito , Hideaki Hamada , Katsumi Miyamoto , Masaaki Kawatsuki , Yoshiaki Kintaichi , Motoi Sasaki , Mitsunori Tabata
IPC分类号： B01D53/94 , B01J23/00 , B01J23/78 , B01J23/83 , B01J23/89 , B01J21/04 , B01J21/06 , B01J21/12 , B01J23/58 , B01J23/60 , B01J23/66 , B01J23/76 , B01J35/02
CPC分类号： B01J23/8933 , B01D53/9418 , B01J23/002 , B01J23/78 , B01J23/83 , B01D2251/208 , B01D2251/21 , B01D2255/102 , B01D2255/206 , B01D2255/207 , B01J2523/00 , Y10S502/525
摘要： A catalyst for catalytic reduction of nitrogen oxide using at least one reducing agent selected from the group consisting of a hydrocarbon and an oxygen-containing organic compound is described, which includes an oxide represented by formula (V):A.sup.5.sub.x B.sup.3.sub.3-x C.sup.4.sub.3 O.sub.7 (V)wherein A.sup.5 represents at least one element selected from the group consisting of La, Y, Ce, Pr, Nd, Sm, Eu, and Gd; B.sup.3 represents at least one element selected from the group consisting of Ba, Sr, Ca, Mg, Pb, Zn, and Ag; C.sup.4 represents at least one element selected from the group consisting of Mn, Co, Fe, Ni, Cr, Cu, V, Mo, W, Ti, Zr, Nb, Pd, Rh, Ru, and Pt; and x is a number of from 0 to 1, supported on a solid acid carrier. Also, methods for catalytic reduction of nitrogen oxide are described including reacting nitrogen oxide with at least one reducing agent selected from the group consisting of a hydrocarbon and an oxygen-containing organic compound in the presence of oxygen and a specific catalyst.
摘要翻译：描述了使用选自烃和含氧有机化合物的至少一种还原剂催化还原氮氧化物的催化剂，其包括由式（V）表示的氧化物：A5xB33-xC43O7（V）其中 A5表示选自La，Y，Ce，Pr，Nd，Sm，Eu和Gd中的至少一种元素; B3表示选自Ba，Sr，Ca，Mg，Pb，Zn和Ag中的至少一种元素; C4表示选自Mn，Co，Fe，Ni，Cr，Cu，V，Mo，W，Ti，Zr，Nb，Pd，Rh，Ru和Pt中的至少一种元素; x是0〜1的数，负载在固体酸性载体上。此外，描述了氮氧化物的催化还原方法，包括在氧气和特定催化剂存在下使氮氧化物与选自烃和含氧有机化合物的至少一种还原剂反应。

3. 发明授权

US5853679A Removal of nitrogen oxide from exhaust gas 失效
标题翻译：从废气中除去氮氧化物
公开(公告)号：US5853679A
公开(公告)日：1998-12-29
申请号：US733697
申请日：1996-10-17
申请人： Mitsunori Tabata , Masaaki Kawatsuki , Katsumi Miyamoto , Hiroshi Tsuchida , Tomohiro Yoshinari , Kazushi Usui , Fujio Suganuma , Tadao Nakatsuji , Hiromitsu Shimizu , Ritsu Yasukawa , Hideaki Hamada , Takehiko Ito , Yoshiaki Kintaichi , Motoi Sasaki
发明人： Mitsunori Tabata , Masaaki Kawatsuki , Katsumi Miyamoto , Hiroshi Tsuchida , Tomohiro Yoshinari , Kazushi Usui , Fujio Suganuma , Tadao Nakatsuji , Hiromitsu Shimizu , Ritsu Yasukawa , Hideaki Hamada , Takehiko Ito , Yoshiaki Kintaichi , Motoi Sasaki
IPC分类号： B01D53/86 , B01D53/94 , B01J23/02 , B01J35/10 , F02B3/06 , F02B75/02 , B01J8/02
CPC分类号： B01D53/8628 , B01D53/9418 , B01J23/02 , B01J35/10 , B01D2251/208 , B01D2251/21 , B01D2255/202 , B01D2255/204 , B01D2258/012 , B01J35/1038 , B01J35/1042 , B01J35/1061 , B01J35/1085 , F02B2075/027 , F02B3/06
摘要： A process for removing nitrogen oxide from exhaust is disclosed, comprising contacting exhaust containing nitrogen oxide with an alumina catalyst which contains not more than 0.5% by weight of an alkali metal and/or an alkaline earth metal and has a total pore volume of from 0.48 to 1.2 cm.sup.3 .multidot.g.sup.-1 with 0.26 to 0.6 cm.sup.3 .multidot.g.sup.-1 of the total pore volume being formed of pores of not greater than 80 .ANG. or has a volume of pores formed of pores of not greater than 60 .ANG. of from 0.06 to 0.2 cm.sup.3 .multidot.g.sup.-l and which may have supported thereon tin in an oxidative atmosphere containing excess oxygen in the presence of a hydrocarbon or an oxygen-containing organic compound.
摘要翻译：公开了一种从排气中除去氮氧化物的方法，包括使含氮氧化物的废气与氧化铝催化剂接触，氧化铝催化剂含有不超过0.5重量％的碱金属和/或碱土金属，总孔体积为0.48 至1.2cm 3×g -1，其总孔体积的0.26至0.6cm 3×g -1由不大于80的孔形成，或具有由不大于60的孔形成的孔的体积为0.06至0.2cm 3×g -1 并且其可以在烃或含氧有机化合物的存在下，在含有过量氧的氧化气氛中负载锡。

4. 发明授权

US5474965A Catalyst for catalytic reduction of nitrogen oxide 失效
标题翻译：用于催化还原氮氧化物的催化剂
公开(公告)号：US5474965A
公开(公告)日：1995-12-12
申请号：US165654
申请日：1993-12-13
申请人： Tadao Nakatsuji , Hiromitsu Shimizu , Ritsu Yasukawa , Masaaki Kawatsuki , Mitsunori Tabata , Hiroshi Tsuchida , Yoshiaki Kintaichi , Motoi Sasaki
发明人： Tadao Nakatsuji , Hiromitsu Shimizu , Ritsu Yasukawa , Masaaki Kawatsuki , Mitsunori Tabata , Hiroshi Tsuchida , Yoshiaki Kintaichi , Motoi Sasaki
IPC分类号： B01D53/86 , B01D53/94 , B01J23/52 , B01J23/66 , B01J23/10 , B01J23/40
CPC分类号： B01J23/66 , B01D53/9418 , B01J23/52 , B01D2251/208 , B01D2255/1021 , B01D2255/1025 , B01D2255/1026 , B01D2255/1028 , B01D2255/106 , B01D2255/2063 , B01D2255/2065 , B01D2255/2068
摘要： A novel catalyst for catalytic reduction of nitrogen oxide using a hydrocarbon as a reducing agent is provided, which comprises (a) at least an element of the platinum group selected from the group consisting of platinum, iridium, rhodium and ruthenium and (b) gold, and which may further comprises (c) at least a metallic oxide selected from the group consisting of cerium oxide, lanthanum oxide, neodymium oxide, germanium oxide and gallium oxide.
摘要翻译：提供了一种使用烃作为还原剂催化还原氮氧化物的新催化剂，其包括（a）至少一种选自铂，铱，铑和钌的铂族元素和（b）金并且其还可以包含（c）至少一种选自氧化铈，氧化镧，氧化钕，氧化锗和氧化镓中的金属氧化物。

5. 发明授权

US5336651A Catalysts and methods for denitrization 失效
标题翻译：催化剂和脱硝方法
公开(公告)号：US5336651A
公开(公告)日：1994-08-09
申请号：US84332
申请日：1993-06-30
申请人： Masafumi Yoshimoto , Tadao Nakatsuji , Hiromitsu Shimizu
发明人： Masafumi Yoshimoto , Tadao Nakatsuji , Hiromitsu Shimizu
IPC分类号： B01D53/94 , B01J21/06 , B01J23/38 , B01J29/068 , B01J29/06 , B01D53/00
CPC分类号： B01J21/066 , B01D53/9418 , B01J21/063 , B01J23/38 , B01J29/068 , B01D2251/208 , B01D2255/1021 , B01D2255/1023 , B01D2255/1026 , B01D2255/2063 , B01D2255/207
摘要： A TiO.sub.2 containing catalyst for denitrizing nitrogen oxides in the presence of a hydrocarbon as a reducing agent is disclosed. There are also disclosed denitrizing catalysts which contain zeolite or perovskite structure complex compound.
摘要翻译：公开了一种在烃作为还原剂存在下使含氮氧化物脱氮的催化剂。还公开了含有沸石或钙钛矿结构复合化合物的脱硝催化剂。

6. 发明授权

US4977127A Catalyst for denitrizing nitrogen oxides contained in waste gases 失效
标题翻译：用于脱氮废气中所含氮氧化物的催化剂
公开(公告)号：US4977127A
公开(公告)日：1990-12-11
申请号：US393071
申请日：1989-08-07
申请人： Hiroaki Rikimaru , Tadao Nakatsuji , Toshikatsu Umaba , Kazuhiko Nagano , Kazuya Mishina , Hiromitsu Shimizu
发明人： Hiroaki Rikimaru , Tadao Nakatsuji , Toshikatsu Umaba , Kazuhiko Nagano , Kazuya Mishina , Hiromitsu Shimizu
IPC分类号： B01D53/86 , B01J21/06 , B01J23/22 , B01J23/24 , B01J35/10
CPC分类号： B01J21/066 , B01D53/8628 , B01J21/063 , B01J23/22 , B01J35/002 , B01J35/10 , B01J35/1057
摘要： A catalyst for denitrizing nitrogen oxides contained in waste gases in the presence of arsenic compounds, which comprises: titanium and vanadium therein in weight ratios of oxides of titanium to oxides of vanadium ranging from 99.9:0.1 to 92.0:8.0, the vanadium being concentratedly contained in the surface layer of the catalyst up to 200 .mu.m in depth from the surface of the catalyst in concentrations of at least about 1.5 times as much as the concentrations of vanadium throughout the catalyst.The catalyst may further contain therein at least one of tungsten and zirconium.The catalyst preferably has micropores of about not less than about 50 .ANG. in amounts of 0.25-0.40 ml/g, and micropores of about 50-100 .ANG. in radius in amounts of about 10-40% by volume and micropores of about 1000-60000 .ANG. in radius in amounts of not less than about 10% by volume, respectively, based on the total volume of the micropores of not less than about 50.ANG. in radius.The catalyst retains a higher denitrizing activity over a long period of denitrizing operations in the presence of arsenic compounds contained waste gases than the conventional catalysts.

7. 发明授权

US5733837A Catalyst for catalytic reduction of nitrogen oxides 失效
标题翻译：用于催化还原氮氧化物的催化剂
公开(公告)号：US5733837A
公开(公告)日：1998-03-31
申请号：US628855
申请日：1996-04-05
申请人： Tadao Nakatsuji , Hiromitsu Shimizu , Ritsu Yasukawa , Katsumi Miyamoto , Hiroshi Tsuchida
发明人： Tadao Nakatsuji , Hiromitsu Shimizu , Ritsu Yasukawa , Katsumi Miyamoto , Hiroshi Tsuchida
IPC分类号： B01D53/86 , B01D53/94 , B01J29/06 , B01J23/10
CPC分类号： B01D53/8628 , B01D53/9418 , B01J29/061 , B01D2251/208 , B01D2255/2065
摘要： A catalyst for catalytic reduction of nitrogen oxides using a hydrocarbon and/or a oxygen-containing organic compound as a reducing agent is disclosed, which comprises a cerium oxide supported on a solid acid carrier. Also, a catalyst for catalytic reduction of nitrogen oxides using a hydrocarbon and/or an oxygen-containing organic compound as a reducing agent is disclosed, which comprises: (a) at least one element selected from the elements of Group Ib, Group IIa, Group IIb, Group IIIa, Group IIIb, Group IVa, Group IVb, Group Va, Group VIa, Group VIIa, and Group VIII in the Periodic Table (hereinafter referred to as the elements belonging to group (a)); and (b) a cerium oxide, supported on a solid acid carrier.
摘要翻译：公开了一种使用烃和/或含氧有机化合物作为还原剂催化还原氮氧化物的催化剂，其包含负载在固体酸性载体上的氧化铈。另外，公开了使用烃和/或含氧有机化合物作为还原剂催化还原氮氧化物的催化剂，其包括：（a）选自元素Ib，IIa族，第IIb族，第Ⅲa族，第IIIb族，第Ⅳa族，第Ⅳb族，Ⅴa族，Ⅵa族，Ⅶa族和Ⅷ族在元素周期表中（以下简称属于（a）组的元素）。和（b）负载在固体酸性载体上的氧化铈。

8. 发明授权

US4952381A Method for denitrizing nitrogen oxides contained in waste gas 失效
标题翻译：废气中所含氮氧化物脱氮的方法
公开(公告)号：US4952381A
公开(公告)日：1990-08-28
申请号：US284764
申请日：1988-12-12
申请人： Horiaki Rikimaru , Tadao Nakatsuji , Toshikatsu Umaba , Kazuhiko Nagano , Kazuya Mishina , Hiromitsu Shimizu , Shigeru Nojima , Kozo Iida , Yoshiaki Obayashi , Touru Seto , Shigeaki Mitsuoka , Masayuki Hanada , Morio Fukuda , Kiyoshi Nagano , Makoto Imanari , Takeo Koshikawa , Akihiro Yamauchi
发明人： Horiaki Rikimaru , Tadao Nakatsuji , Toshikatsu Umaba , Kazuhiko Nagano , Kazuya Mishina , Hiromitsu Shimizu , Shigeru Nojima , Kozo Iida , Yoshiaki Obayashi , Touru Seto , Shigeaki Mitsuoka , Masayuki Hanada , Morio Fukuda , Kiyoshi Nagano , Makoto Imanari , Takeo Koshikawa , Akihiro Yamauchi
IPC分类号： B01D53/86 , B01J23/18 , B01J23/22 , B01J23/24 , B01J23/34 , B01J23/843 , B01J23/889
CPC分类号： B01J23/34 , B01D53/8628 , B01J23/18 , B01J23/22 , B01J23/24 , B01J23/8432 , B01J23/8892
摘要： A catalyst for denitrizing nitrogen oxides contained in waste gas which contains a substantial amount of arsenic compounds therein, which comprises:(a) titanium, and(b) at least one element selected from the group consisting of arsenic and manganese. The catalyst is resistant to deactivation by arsenic compounds and retains high denitrizing activity over a long period of time. The catalyst may further contain at least one base metal selected from the group consisting of V, W, Mo, Cu, Fe, Cr, Co, Ni, Zn and Sn.

9. 发明授权

US4859439A Catalyst and a method for denitrizing nitrogen oxides contained in waste gases 失效
标题翻译：催化剂和废气中所含的氮氧化物脱氮的方法
公开(公告)号：US4859439A
公开(公告)日：1989-08-22
申请号：US102639
申请日：1987-09-30
申请人： Hiroaki Rikimaru , Tadao Nakatsuji , Toshikatsu Umaba , Kuzuhiko Nagano , Kazuya Mishina , Hiromitsu Shimizu
发明人： Hiroaki Rikimaru , Tadao Nakatsuji , Toshikatsu Umaba , Kuzuhiko Nagano , Kazuya Mishina , Hiromitsu Shimizu
IPC分类号： B01D53/86 , B01J21/06 , B01J23/00 , B01J23/22 , B01J23/28 , B01J23/30 , B01J35/10
CPC分类号： B01J21/063 , B01D53/8628 , B01J23/22 , B01J35/1038 , B01J35/1061 , B01J35/1066 , B01J35/1071 , B01J35/108
摘要： A catalyst for denitrizing nitrogen oxides contained in waste gases, which comprises:(a) titanium, and(b) at least one base metal selected from the group consisting of V, W, Mo, Mn, Cu, Fe, Cr, Co, Ni, Zn and Sn, the catalyst containing titanium and the base metals in amounts of at least about 50% by weight in terms of oxides based on the catalyst, and titanium in amounts of about 80-99% by weight in terms of oxides and the base metals in amounts of about 20-1% by weight in terms of oxides, respectively, based on the total weight in terms of oxides of titanium and the base metals, and the catalyst having micropores of about 50-75000 .ANG. in radius in amounts of about 0.25-0.45 ml/g, and micropores of about 50-100 .ANG. in radius in amounts of about 10-40% by volume and micropores of about 500-60000 .ANG. in radius in amounts of not less than about 10% by volume, respectively, based on the total volume of the micropores of about 50-75000 .ANG. in radius, in the presence of a reducing gas at elevated temperatures.The catalyst retains a higher denitrizing activity over a long period time than the conventional catalysts, and is substantially free from deactivation with arsenic or arsenic compounds contained in waste gases.
摘要翻译： 1.一种用于脱氮废气中含有的氮氧化物的催化剂，其包括：（a）钛，和（b）选自V，W，Mo，Mn，Cu，Fe，Cr，Co， Ni，Zn和Sn中的至少约50重量％的钛和贱金属的催化剂，以氧化物为基准，以催化剂为基准，钛的量为约80-99重量％，以氧化物计，基于以氧化物为基准的总重量计，以氧化物计为约20-1重量％的贱金属，以钛和贱金属的氧化物计的总重量，以及具有约50-75000安培的微孔的催化剂半径约0.25-0.45ml / g的量的微孔和约50-100的微孔，其量为约10-40体积％，微孔为约500-60000，半径为不小于约10％体积，分别基于微孔的总体积约50-75000安培半径，在存在o f在升高的温度下还原气体。与常规催化剂相比，催化剂在长时间内保持较高的脱氨活性，并且与废气中所含的砷或砷化合物基本上没有失活。

10. 发明授权

US08673809B2 Low level noble metal-supporting three-way catalyst 有权
标题翻译：低级贵金属支撑三元催化剂
公开(公告)号：US08673809B2
公开(公告)日：2014-03-18
申请号：US13050702
申请日：2011-03-17
申请人： Tadao Nakatsuji , Kazuya Inada , Yuji Isogai , Kiyoshi Tanaami
发明人： Tadao Nakatsuji , Kazuya Inada , Yuji Isogai , Kiyoshi Tanaami
IPC分类号： B01J23/00 , B01J21/00
CPC分类号： F01N3/101 , B01D53/945 , B01D2255/1021 , B01D2255/1023 , B01D2255/1025 , B01D2255/2061 , B01D2255/2063 , B01D2255/2065 , B01D2255/2066 , B01D2255/2068 , B01D2255/207 , B01D2255/20707 , B01D2255/20715 , B01D2255/20776 , B01D2255/2092 , B01D2255/30 , B01D2255/9022 , B01D2255/911 , B01D2258/014 , B01J21/066 , B01J23/002 , B01J23/10 , B01J23/20 , B01J23/30 , B01J23/40 , B01J23/63 , B01J35/0006 , B01J35/04 , B01J35/1014 , B01J35/1019 , B01J37/0244 , B01J37/038 , B01J2523/36 , B01J2523/3718 , B01J2523/3725 , B01J2523/41 , B01J2523/48 , B01J2523/56 , B01J2523/69 , B01J2523/822 , B01J2523/824 , B01J2523/828 , F01N3/10 , F01N2370/02 , F01N2510/0684 , Y02T10/22
摘要： The invention provides a catalyst for catalytically removing three components, which are carbon monoxide, hydrocarbons and nitrogen oxides, from combustion exhaust gas generated by combusting fuel at around the stoichiometric air to fuel ratio. The catalyst includes: (A) a first catalyst component including at least rhodium, platinum, or palladium in a content of 0.01 to 0.5% by weight; and (B) a second catalyst component, which is the remainder, including a composite oxide or a mixed oxide including (a) at least zirconium oxide or titanium oxide, and (b) an oxide of at least praseodymium, yttrium, neodymium, tungsten, niobium, silicon, or aluminum, wherein the content of the oxide (a) in the composite oxide or the mixed oxide is in a range of 70 to 95% by weight. The invention further provides a two-layer catalyst that includes a surface catalyst layer containing the above-mentioned catalyst.
摘要翻译：本发明提供了一种用于催化除去三氧化碳，碳氢化合物和氮氧化物的三种组分的催化剂，所述燃烧废气是通过在化学计量空气燃料比附近燃烧燃料而产生的。所述催化剂包括：（A）至少包含含量为0.01至0.5重量％的铑，铂或钯的第一催化剂组分; 和（B）第二催化剂组分，其余为包括复合氧化物或混合氧化物，其包括（a）至少氧化锆或氧化钛，和（b）至少镨，钇，钕，钨的氧化物，铌，硅或铝，其中复合氧化物或混合氧化物中的氧化物（a）的含量在70至95重量％的范围内。本发明还提供一种包含含有上述催化剂的表面催化剂层的双层催化剂。

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