1
William T McShea III, Robert M Yarrington: Method of methanol production. Engelhard Corporation, May 22, 1990: US04927857 (263 worldwide citation)

A process for methanol production includes preparing a hydrogen containing synthesis gas by autothermally reforming a hydrocarbonaceous feed, such as a hydrocarbon feed, with oxygen and steam in an autothermal reformer utilizing a first, monolithic catalyst having a palladium and platinum containing ...


2
John W Byrne: Method for reduction of nitrogen oxides with ammonia using promoted zeolite catalysts. Engelhard Corporation, October 9, 1990: US04961917 (178 worldwide citation)

A method in accordance with the invention comprises passing through a zeolite catalyst as described below, a gaseous stream containing nitrogen oxides, ammonia and oxygen to selectively catalyze the reduction of nitrogen oxides and, if excess or unreacted ammonia is present, to oxidize the excess of ...


3
Herng Shinn Hwang, Ronald M Heck, Robert M Yarrington: Fuel cell electric power production. Engelhard Corporation, June 11, 1985: US04522894 (176 worldwide citation)

A process for generating electricity from a fuel cell includes generating a hydrogen-rich gas as the fuel for the fuel cell by treating a hydrocarbon feed, which may be a normally liquid feed, in an autothermal reformer utilizing a first monolithic catalyst zone having palladium and platinum catalyt ...


4
Alexander Gorel, John Lawrence Calabrese: Low pressure EGR system for diesel engines. Engelhard Corporation, Richard A Negin, October 16, 2001: US06301887 (135 worldwide citation)

A low pressure EGR system suitable for use as a passive retrofit system is disclosed for moving vehicles equipped with a diesel engine. The EGR loop inlet is positioned upstream of the exhaust particulate filter and downstream of the turbine to utilize backpressure created by the exhaust particulate ...


5
Zhicheng Hu, Chung Zong Wan, Yiu Kwan Lui, Joseph C Dettling: Layered catalyst composite. Engelhard Corporation, R A Negin, January 28, 1997: US05597771 (131 worldwide citation)

The present invention relates to a 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 structure of ...


6
Chung Zong Wan: Catalyst composition containing segregated platinum and rhodium components. Engelhard Corporation, October 15, 1991: US05057483 (122 worldwide citation)

A catalyst composition suitable for three-way conversion of internal combustion engine, e.g., automobile gasoline engine, exhaust gases includes a catalytic material disposed in two discrete coats on a carrier. The first coat includes a stabilized alumina support on which a first platinum catalytic ...


7
Joseph A Patchett: Staged reductant injection for improved NO.sub.x reduction. Engelhard Corporation, Richard A Negin, October 3, 2000: US06125629 (114 worldwide citation)

An external reductant for an SCR vehicular NO.sub.x emission control system is selectively injected to SCR catalysts which are only at catalytically active temperatures thereby avoiding reductant absorption in catalytically unactive catalysts and improving conversion response time.


8
Barry K Speronello, John W Byrne, James M Chen: Staged metal-promoted zeolite catalysts and method for catalytic reduction of nitrogen oxides using the same. Engelhard Corporation, May 14, 1996: US05516497 (111 worldwide citation)

A zeolite catalyst composition is provided in which a first or upstream zone of the catalyst has a lower metal (e.g., iron or copper) promoter loading than the metal promoter moter loading of the second or downstream zone of the catalyst. The first zone may contain from none up to about 1 percent by ...


9
Patrick Lee Burk, John Karl Hochmuth, Joseph Charles Dettling, Ronald Marshall Heck, John Joseph Steger, Samuel Jack Tauster: Method and apparatus for treating an engine exhaust gas stream. Engelhard Corporation, Richard A Negin, January 9, 2001: US06171556 (110 worldwide citation)

A method and apparatus in accordance with the invention is described which comprises treating an engine exhaust gas stream containing hydrocarbons and other pollutants. The method of this invention comprises the steps of flowing the exhaust gas stream through a catalytic member comprising a monolith ...


10
Bahjat S Beshty, James A Whelan: Fuel cell integrated with steam reformer. Engelhard Corporation, June 2, 1987: US04670359 (110 worldwide citation)

A H.sub.2 -air fuel cell integrated with a steam reformer is disclosed wherein a superheated water/methanol mixture is fed to a catalytic reformer to provide a continuous supply of hydrogen to the fuel cell, the gases exhausted from the anode of the fuel cell providing the thermal energy, via combus ...