1
Shiang Sung, John J Steger, Joseph C Dettling, Patrick L Burk: Fuel modification method and apparatus for reduction of pollutants emitted from internal combustion engines. Engelhard Corporation, October 25, 1994: US05357908 (84 worldwide citation)

A method for controlling exhaust gas emissions from an engine (16) includes extracting a light distillate fuel (Fd) from conventional gasoline or other liquid hydrocarbon fuel and supplying the engine with the light distillate fuel during an initial operation period of the engine. This reduces the o ...


2
Shiang Sung, Harold N Rabinowitz, Rudolf M Smaling: Exhaust gas treatment system. Engelhard Corporation, Richard A Negin, July 11, 2000: US06087298 (82 worldwide citation)

The present invention relates to an exhaust gas treatment catalytic article having an upstream catalytic zone and at least one downstream catalytic zone. The upstream catalytic zone has an upstream composition which has a first upstream support, and at least one first upstream palladium component. T ...


3
Gerd Grubert, Torsten Neubauer, Alfred H Punke, Torsten W Müller Stach, Attilio Siani, Stanley A Roth, Jeffrey B Hoke, Shiang Sung, Yuejin Li, Xinyi Wei, Michel Deeba: Diesel oxidation catalyst composite with layer structure for carbon monoxide and hydrocarbon conversion. BASF Corporation, Melanie L Brown, July 3, 2012: US08211392 (64 worldwide citation)

Provided is a catalyst composition, in particular a diesel oxidation catalyst, for the treatment of exhaust gas emissions, such as the oxidation of unburned hydrocarbons (HC), and carbon monoxide (CO). More particularly, the present invention is directed to a catalyst structure comprising at least t ...


4
Shiang Sung, Michael P Galligan, Patrick L Burk: Thermal spray method for adhering a catalytic material to a metallic substrate. Engelhard Corporation, Richard A Negin, February 24, 1998: US05721188 (57 worldwide citation)

A method for applying a coating of catalytic material onto a metallic substrate involves thermal spray deposition of refractory oxide particles directly onto the substrate, preferably to attain an undercoat having a surface roughness of Ra 3 or greater. The catalytic material may then be applied to ...


5
Joseph H Z Wu, Shiang Sung, Zhicheng Hu, John J Steger: Catalyst composition containing oxygen storage components. Engelhard Corporation, Richard A Negin, April 27, 1999: US05898014 (49 worldwide citation)

The present invention relates to a zirconium, rare earth containing composition comprising zirconium, cerium, neodymium and praseodymium components and the use of this composition in a catalyst composition useful for the treatment of gases to reduce contaminants contained therein and method process ...


6
Shiang Sung, Rudolf M Smaling: Catalyst composition. Engelhard Corporation, Richard A Negin, November 23, 1999: US05989507 (48 worldwide citation)

A catalyst composition comprising at least one first support, at least one first precious metal component, at least one second support, and at least one second precious metal component. The total amount of the first precious metal component comprises from 1 to 99 weight percent based on the total of ...


7
Shiang Sung: Layered catalyst composite. Engelhard Corporation, September 7, 1999: US05948723 (46 worldwide citation)

A catalyst composition and layered catalyst composite of the type generally referred to as a three-way conversion catalyst having the capability of substantially simultaneously catalyzing the oxidation of hydrocarbons and carbon monoxide and the reduction of nitrogen oxides. The catalyst composition ...


8
Shiang Sung: Catalyst composition. Engelhard Corporation, Richard A Negin, September 7, 1999: US05948377 (45 worldwide citation)

A catalyst composition comprising at least one first supports, at least one first precious metal component, at least one second supports, and at least one second precious metal component. The total amount of the first precious metal component comprises from 1 to 99 weight percent based on the total ...


9
Shiang Sung, John J Steger, Joseph C Dettling, Patrick L Burk: Method and apparatus for reduction of pollutants emitted from automotive engines by flame incineration. Engelhard Corporation, May 30, 1995: US05419121 (28 worldwide citation)

A method of improving the performance of a pollutant abatement means, e.g., catalytic converter (16), used to purify engine exhaust gas streams and the like includes combusting a combustion mixture of air and a low ignition temperature fuel in the exhaust gas stream upstream of the catalytic convert ...


10
Shiang Sung: Catalyst composition for purifying exhaust gas. Engelhard Corporation, Richard A Negin, December 10, 2002: US06492297 (27 worldwide citation)

The present invention relates to a composite of cerium, zirconium and samarium components, a catalyst composition containing such composite and the use of the catalyst composition for the treatment of a gas stream to reduce contaminants contained therein. The catalyst composition has the capability ...