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    • 22. 发明申请
    • CYLINDER HEAD OF SMALL-SIZED GENERAL-PURPOSE GASOLINE ENGINE AND GASOLINE ENGINE HAVING THE SAME
    • 小型普通汽油发动机的气缸盖及其相关的汽油发动机
    • US20120255515A1
    • 2012-10-11
    • US13496700
    • 2011-12-28
    • Yuming XieHongbo ChenBing LiuJu Lei
    • Yuming XieHongbo ChenBing LiuJu Lei
    • F02F1/24F02F1/42
    • F02F1/24F02F2001/245
    • The invention discloses a cylinder head of a small-sized general-purpose gasoline engine and a gasoline engine having the same. The cylinder head of the small-sized general-purpose gasoline engine comprises a cylinder head body (1), and an intake passage (9), an exhaust passage (5) and a sparking plug mounting hole (8) arranged on the cylinder head body (1); a combustion chamber surface (7), being a arched smooth curve, is formed at the inner side of the cylinder head body (1); the cylinder head body (1) is provided with an intake valve (11) corresponding to the intake passage (9) and an exhaust valve (4) corresponding to the exhaust passage (5); the intake valve (11) is inclined towards the intake passage (9) from the bottom part to the top part; the exhaust valve (4) is inclined towards the exhaust passage (5) from the bottom part to the top part; and the included angle between the axis of the intake valve (11) and the axis of the exhaust valve (4) is 24±5 degrees. In the invention, the parameters between the combustion chamber and the intake valve as well as the exhaust valve are inter-coordinated and matched, the operation efficiency of the gasoline engine is improved, the fuel is saved, and the discharge is reduced.
    • 本发明公开了一种小型通用汽油发动机的气缸盖和具有该气缸盖的汽油发动机。 小型通用汽油机的气缸盖包括气缸盖本体(1)和设置在气缸盖上的进气通道(9),排气通道(5)和火花塞安装孔(8) 身体(1); 在气缸盖主体(1)的内侧形成有作为拱形平滑曲线的燃烧室表面(7); 气缸盖本体(1)设有与进气通路(9)相对应的进气门(11)和对应于排气通道(5)的排气阀(4)。 所述进气阀(11)从所述底部朝向所述顶部朝向所述进气通路(9)倾斜; 所述排气阀(4)从所述底部朝向所述顶部朝向所述排气通路(5)倾斜; 并且进气门(11)的轴线与排气阀(4)的轴线之间的夹角为24±5度。 在本发明中,燃烧室与进气门以及排气阀之间的参数相互协调配合,提高了汽油发动机的运行效率,节约了燃料,降低了排放。
    • 29. 发明授权
    • Zeolite/alumina catalyst support compositions and method of making the same
    • 沸石/氧化铝催化剂载体组合物及其制备方法
    • US06780805B2
    • 2004-08-24
    • US10143411
    • 2002-05-09
    • Margaret K. FaberShy-Hsien WuYuming XieKenneth E. Zaun
    • Margaret K. FaberShy-Hsien WuYuming XieKenneth E. Zaun
    • B01J2906
    • B01D53/945B01J29/06B01J29/068B01J29/40B01J35/002B01J35/04B01J37/0009B01J2229/42Y02T10/22
    • Zeolite/alumina composite, and a method for making, the composite for use as a catalyst substrate or catalyst carrier and comprising zeolite having a silica/alumina ratio of greater than 300 and gamma alumina having a specific surface area of greater than 100 m2/g. The zeolite/alumina composite exhibits a modulus of rupture of at least 750 psi. Additionally, the invention is also directed at a three catalyst (TWC) system for use in the removal of hydrocarbons, carbon monoxide and oxides of nitrogen from waste gas, the TWC system comprising the following components: (1) a zeolite/alumina composite catalyst support exhibiting a modulus of rupture of at least 750 psi and having a zeolite with a silica/zeolite ratio of at least 300 and the alumina comprising a gamma alumina having a specific surface area of greater than 100 m2/g; and, (2) a noble metal catalyst impregnated on the catalyst support, the noble metal selected from the group consisting of platinum, rhodium, iridium and palladium.
    • 沸石/氧化铝复合材料及其制备方法,用作催化剂底物或催化剂载体的复合材料,其包含二氧化硅/氧化铝比大于300的沸石和比表面积大于100m 2的γ氧化铝 > / g。 沸石/氧化铝复合材料表现出至少750psi的断裂模量。 另外,本发明还涉及用于从废气中除去碳氢化合物,一氧化碳和氮氧化物的三催化剂(TWC)系统,该TWC系统包括以下组分:(1)沸石/氧化铝复合催化剂 支撑体的破裂模量至少为750psi,并且具有二氧化硅/沸石比为至少300的沸石,氧化铝包含比表面积大于100m 2 / g的γ氧化铝; 和(2)浸渍在催化剂载体上的贵金属催化剂,选自铂,铑,铱和钯的贵金属。
    • 30. 发明授权
    • Device for altering a feed stock and method for using same
    • 用于改变原料的装置和使用它的方法
    • US6077436A
    • 2000-06-20
    • US781996
    • 1997-01-06
    • Lawrence S. RajnikDell J. St. JulienYuming Xie
    • Lawrence S. RajnikDell J. St. JulienYuming Xie
    • B01D53/22B01D63/06C01B3/50B01D71/02
    • B01D53/22B01D53/228B01D63/066C01B3/503B01D2313/42C01B2203/0405C01B2203/048
    • A device for altering a feed stock is made of a structure for passage of a feed stock. The structure can be either an extruded unibody structure, or a nested structure. The structure has an interior and an exterior section, and a longitudinal axis, and walls defining two sets of open-ended passages which extend along the longitudinal axis. The two sets of passages have different cross sectional shapes or dimensions with respect to each other. When the structure is nested, at least one set of channels have a cross section in the shape of truncated arcs. A method for making the unibody structure involves extruding a plasticized raw material mixture through a die, followed by heat-treating. A method of altering a feed stock which involves passing a feed stock into the device through one set of passages to cause an altering of the feed stock, and thereafter passing the output stream into and through the other set of channels to the exterior of the device.
    • 用于更换原料的装置由用于原料通过的结构制成。 该结构可以是挤出的一体结构,也可以是嵌套结构。 该结构具有内部和外部部分以及纵向轴线,以及限定沿着纵向轴线延伸的两组开放式通道的壁。 两组通道相对于彼此具有不同的横截面形状或尺寸。 当结构被嵌套时,至少一组通道具有截断圆弧形状的横截面。 制造一体结构的方法包括通过模头挤出增塑的原料混合物,随后进行热处理。 一种改变原料的方法,其包括将原料通过一组通道进入装置以引起原料的改变,然后使输出流通过另一组通道进入装置的外部 。