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21.发明授权
公开(公告)号：US5215953A
公开(公告)日：1993-06-01
申请号：US925803
申请日：1992-07-22
CPC分类号： B01D53/8609 , B01J23/22 , C01B17/79
摘要： A solid catalyst for the oxidation of sulfur dioxide in gas currents containing oxygen, which catalyst includes vanadium oxide and alkali metal oxides, alkali metal sulfates or mixtures thereof, as an active substance, silicon, aluminum, or mixtures thereof, in oxide form, for surface area enlargement, and titanium dioxide in anatase form, rutile form, or mixtures thereof, as a carrier material and a ceramic binder. The metals in these finely sintered components which impart discrete functions are present in certain atomic ratios. The fine sintering takes place according to a production method especially by means of differentiated conditions of drying, calcining and sintering. One use for the invention is the desulfurization of waste gases from combustion processes and industrial plants.
摘要翻译： 一种固体催化剂，用于在含有氧的气流中氧化二氧化硫，该催化剂包括氧化物形式的作为活性物质的氧化钒和碱金属氧化物，碱金属硫酸盐或其混合物，硅，铝或其混合物，用于 表面积增大，锐钛型二氧化钛，金红石型或其混合物，作为载体材料和陶瓷粘合剂。 赋予离散功能的这些精细烧结组分中的金属以某些原子比存在。 根据生产方法，特别是通过干燥，煅烧和烧结的不同条件进行精细烧结。 本发明的一个用途是来自燃烧过程和工厂的废气的脱硫。
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22.发明授权
公开(公告)号：US5179059A
公开(公告)日：1993-01-12
申请号：US658280
申请日：1991-01-31
IPC分类号： B01J23/40 , B01D53/86 , B01D53/94 , B01J23/56 , B01J23/58 , B01J23/63 , B01J23/89 , B01J37/02 , F01N3/18 , F02B1/04
CPC分类号： B01D53/945 , B01J23/63 , B01J23/894 , B01D2255/902 , F02B1/04 , Y02T10/22
摘要： A catalyst for purifying the exhaust gases of internal combustion engines with improved light-off behavior and improved durability with reduced specific noble-metal content is disclosed which uses active aluminum oxide provided with customary promoters as carrier and platinum and/or palladium and rhodium in customary amounts as noble metals. In addition, it contains one or more base metals in amounts up to 5 times the mass of the total noble metal which are brought into the immediate vicinity of the rhodium by means of a special manufacturing technique.
摘要翻译： 公开了一种使用具有常规助催化剂的活性氧化铝作为载体和铂和/或钯和铑在常规中提供的用于净化内燃机废气的催化剂，其具有改进的熄火行为和改善的耐久性，并降低了特定的贵金属含量 作为贵金属。 此外，它还含有一种或多种贱金属，其量高达通过特殊制造技术带入铑附近的总贵金属质量的5倍。
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23.发明授权Titanium dioxide compacts, method of their production and a catalyst coated on a carrier of titanium dioxide 失效二氧化钛溶液，其生产方法和涂覆在二氧化钛载体上的催化剂
公开(公告)号：US5120701A
公开(公告)日：1992-06-09
申请号：US676176
申请日：1991-03-28
申请人： Reinhold Brand , Bernd Engler , Martin Foerster , Werner Hartmann , Peter Kleinschmit , Edgar Koberstein , Johannes Ohmer , Rudolf Schwarz
发明人： Reinhold Brand , Bernd Engler , Martin Foerster , Werner Hartmann , Peter Kleinschmit , Edgar Koberstein , Johannes Ohmer , Rudolf Schwarz
CPC分类号： B01J21/063 , B01J35/1014 , B01J35/1038 , B01J35/1052 , B01J35/1061 , B01J37/0009 , C04B35/46
摘要： Titanium dioxide compacts are produced by intensively mixing pyrogenically produced titanium dioxide in the presence of deionized water with a wetting agent and/or with a base and/or optionally with a binder and/or optionally with an auxiliary deformation agent and/or optionally with a pore former, extruding the mass thus obtained at pressures between 5 and 100 bars to form shaped articles, drying the shaped articles at temperatures between 50.degree. and 120.degree. C. and subsequently calcining the shaped articles in the ambient air at temperatures of 400.degree. to 700.degree. C. for 1 to 5 hours.
摘要翻译： 二氧化钛压块是通过在去离子水的存在下与润湿剂和/或与基底和/或任选地与粘合剂和/或任选地与辅助变形剂和/或任选地与 在50至100巴之间的压力下挤出由此获得的物料以形成成型制品，在50至120℃的温度下干燥成形制品，随后在400℃至400℃的温度下在环境空气中煅烧成型制品 700℃下1〜5小时。
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24.发明授权Catalyst for purifying exhaust gases from internal combustion engines and gas turbines operated at above the stoichiometric ratio 失效用于从内部燃烧发动机和气体涡轮中净化排气的催化剂的运行速度超过了比例
公开(公告)号：US5120695A
公开(公告)日：1992-06-09
申请号：US556097
申请日：1990-07-23
IPC分类号： B01D53/86 , B01D53/94 , B01J23/30 , B01J23/56 , B01J23/63 , B01J23/64 , B01J23/652 , B01J35/04
CPC分类号： B01D53/8643 , B01D53/9418 , B01D53/944 , B01D53/9472 , B01D2255/1021 , B01D2255/1023 , B01D2255/1025 , B01D2255/2063 , B01D2255/2065 , B01D2255/207 , B01D2255/9207 , Y02T10/24
摘要： A one-piece catalyst for purifying exhaust gases, particularly from internal combustion engines and gas turbines operated above the stoichiometric ratio. The one-piece honeycomb ceramic or metal carrier has a reduction catalyst on its leading-edge portion and an oxidation catalyst on its trailing-edge portion.
摘要翻译： 一种用于净化废气的一体式催化剂，特别是从化学计量比以上运行的内燃机和燃气轮机。 一体式蜂窝陶瓷或金属载体在其前缘部分上具有还原催化剂，在其后缘部分上具有氧化催化剂。
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公开(公告)号：US5013705A
公开(公告)日：1991-05-07
申请号：US263701
申请日：1988-10-28
CPC分类号： B01D53/945 , B01J23/63 , B01J23/894 , Y02T10/22
摘要： The invention is a three-way catalyst of active aluminum oxide, palladium, rhodium and cerium dioxide. If Al.sub.2 O.sub.3 is present as bulk carrier, the catalyst contains 5-20% by weight CeO.sub.2 and if Al.sub.2 O.sub.3 is present as a coating on a honeycombed, inert carrier, it contains 25-50% by weight CeO.sub.2.
摘要翻译： 本发明是活性氧化铝，钯，铑和二氧化铈的三元催化剂。 如果Al2O3作为散装载体存在，则催化剂含有5-20％（重量）CeO 2，如果Al 2 O 3以蜂窝状惰性载体作为涂层存在，则其含有25-50％（重量）CeO 2。
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公开(公告)号：US4916107A
公开(公告)日：1990-04-10
申请号：US272311
申请日：1988-11-17
CPC分类号： B01J23/30 , B01D53/8628 , B01J23/85
摘要： A catalyst for the selective reduction with ammonia of nitrogen oxides from an intimate mixture of at least 3 metals in the form of their oxides, namely, titanium, tungsten and at least one of the metals vanadium, iron, niobium, molybdenum, with an atomic ratio of Ti to the other metals of 1:0.001 to 1, wherein there is used as oxide of the titanium a product obtained by flame hydrolysis, which product is impregnated with solutions of the salts of the other metals and is dried and calcined at a high temperature.
摘要翻译： 一种催化剂，用于选择性还原氨氧化物，该氧化物由至少3种以氧化物形式的金属，即钛，钨和至少一种金属钒，铁，铌，钼中的至少一种具有原子 Ti与其他金属的比例为1:0.001至1，其中用作通过火焰水解获得的钛的氧化物，该产物用其它金属的盐的溶液浸渍并在 高温。
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公开(公告)号：US4900517A
公开(公告)日：1990-02-13
申请号：US248355
申请日：1988-09-23
申请人： Rainer Domesle , Bernd Engler , Edgar Koberstein , Herbert Volker
发明人： Rainer Domesle , Bernd Engler , Edgar Koberstein , Herbert Volker
IPC分类号： F01N3/02 , B01D53/94 , F01N3/021 , F01N3/022 , F01N3/023 , F01N3/035 , F01N3/28 , F01N13/18 , F02B1/04 , F02B3/06
CPC分类号： B01D53/945 , B01D53/944 , B01D53/9454 , F01N13/1894 , F01N3/0211 , F01N3/0215 , F01N3/022 , F01N3/023 , F01N3/035 , F01N3/2882 , F01N2250/02 , F01N2330/06 , F01N2330/10 , F01N2330/12 , F01N2340/00 , F01N2450/24 , F02B1/04 , F02B3/06 , Y02T10/22 , Y10S55/30
摘要： An apparatus for cleaning the exhaust gases of diesel engines, and especially for removal of soot particulates, utilizing series connected filter elements installed in the cross section of a housing traversed by the exhaust gas, wherein at least one filter element carrying a catalyst that lowers the ignition temperature of the soot and assists in soot burn off alternates several times with at least one filter element carrying a catalyst that assists the combustion of gaseous pollutants.
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28.发明授权Catalysts for converting alcohols and/or aliphatic ether to unsaturated hydrocarbons and process for their production 失效用于将醇和/或脂肪族醚转化为不饱和烃的催化剂及其生产方法
公开(公告)号：US4861937A
公开(公告)日：1989-08-29
申请号：US518402
申请日：1983-07-29
CPC分类号： C01B39/026 , B01J29/70 , C07C1/20 , B01J2229/26 , B01J2229/42 , C07C2529/40
摘要： Alcohols and/or aliphatic ethers are converted to hydrocarbons employing catalysts consisting of crystalline aluminum silicate, a compound of zinc and/or cadmium and additional silica. The catalyst is produced by treating a crystalline aluminum silicate, in a given case, partially or completely converted into the hydrogen form with a zinc or cadmium compound and shaping with a silica containing binder.
摘要翻译： 使用由结晶硅酸铝，锌和/或镉化合物和另外的二氧化硅组成的催化剂将醇和/或脂族醚转化为烃。 催化剂是通过在一定情况下处理结晶硅酸铝，用锌或镉化合物部分或完全转化为氢形式并用含二氧化硅的粘合剂进行成型来制备的。
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29.发明授权Process for the ring cleavage of 2-isopropyl-5,5-dimethylthiazolidines substituted in the 4-position 失效4-取代的2-异丙基-5,5-二甲基噻唑啉的环裂解方法
公开(公告)号：US4731477A
公开(公告)日：1988-03-15
申请号：US18304
申请日：1987-02-24
IPC分类号： C07C319/02 , C07C67/00 , C07C313/00 , C07C323/58 , C07D277/06 , C07C149/243
CPC分类号： C07D277/06
摘要： A process for the ring cleavage of 2-isopropyl-5,5-dimethylthiazolidines in aqueous acid medium at elevated temperature. Whenever the five ring in the 4-position is substituted by a carboxyl group, penicillamine is the resultant product.
摘要翻译： 在高温酸性介质中，2-异丙基-5,5-二甲基噻唑啉的环裂解方法。 只要四位五环被羧基取代，青霉胺就是所得的产物。
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30.发明授权
公开(公告)号：US4563480A
公开(公告)日：1986-01-07
申请号：US621460
申请日：1984-06-18
CPC分类号： C07C1/043 , B01J29/08 , B01J29/185 , B01J29/70 , C07C2523/06 , C07C2529/08 , C07C2529/18 , C07C2529/40 , Y10S423/22 , Y10S423/34
摘要： A catalyst for the production of hydrocarbon consists essentially of crystalline aluminum silicate, at least one compound of the metal zinc and/or cadmium and additionally silica. The catalyst is produced by heating a crystalline aluminum silicate, in a given case partially or completely converted to the hydrogen form, with a zinc and/or cadmium compound and molding with a silica containing binder.
摘要翻译： 用于生产烃的催化剂基本上由结晶硅酸铝，金属锌和/或镉的至少一种化合物和另外的二氧化硅组成。 催化剂是通过在一定情况下用锌和/或镉化合物加热结晶硅酸铝，部分或完全转化为氢形式，并用含二氧化硅的粘合剂进行成型制备的。
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