Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7608747 | Aromatics hydrogenolysis using novel mesoporous catalyst system | Bala Ramachandran, Martin Kraus, Zhiping Shan, Philip J. Angevine | 2009-10-27 |
| 7510644 | Zeolites and molecular sieves and the use thereof | Rudolf Overbeek, Nelleke van der Puil, Chuen Y. Yeh, Yun-Feng Chang, Philip J. Angevine +1 more | 2009-03-31 |
| 7495143 | Hydrocarbon conversion using nanocrystalline zeolite Y | Xingtao Gao, Johannes Hendrik Koegler, Philip J. Angevine | 2009-02-24 |
| 7361797 | Hydrocarbon conversion using nanocrystalline zeolite Y | Xingtao Gao, Johannes Hendrik Koegler, Philip J. Angevine | 2008-04-22 |
| 6946107 | Conversion of nitrogen oxides in the presence of a catalyst supported on a mesh-like structure | Joakim A. Carlborg, Yun-Feng Chang, Robert E. Trubac, Rudolf Overbeek, Verena Schmidt +2 more | 2005-09-20 |
| 6809055 | Zeolites and molecular sieves and the use thereof | Rudolf Overbeek, Nelleke van der Puil, Chuen Y. Yeh, Yun-Feng Chang, Philip J. Angevine +1 more | 2004-10-26 |
| 6683019 | Catalyst for the metathesis of olefin(s) | Robert J. Gartside, Marvin I. Greene, Ali M. Khonsari | 2004-01-27 |
| 6667017 | Process for removing environmentally harmful compounds | Rudolf Overbeek, Robert E. Trubac, Pieter Lusse, Balachandran Ramachandran | 2003-12-23 |
| 6534022 | Conversion of nitrogen oxides in the presence of a catalyst supported on a mesh-like structure | Joakim A. Carlborg, Yun-Feng Chang, Robert E. Trubac, Rudolf Overbeek, Verena Schmidt +2 more | 2003-03-18 |
| 6417376 | Selective oxidation process and catalyst therefor | Chuen Y. Yeh, Pal Rylandshom, Robert E. Trubac, Rudolf Overbeek, Chiung-Yuan Huang +3 more | 2002-07-09 |
| 6350429 | Method for making molecular sieves and novel molecular sieve compositions | Rudolf Overbeek, Yun-Feng Chang, Nelleke van der Puil, Chuen Y. Yeh | 2002-02-26 |
| 6231792 | Production of composite structures | Rudolf Overbeek, Ali M. Khonsari, Yung Feng Chang, Bruce Tatarchuk, Michael W. Meffert | 2001-05-15 |
| 6004527 | Method for making molecular sieves and novel molecular sieve compositions | Rudolf Overbeek, Yun-Feng Chang, Nelleke van der Puil, Chuen Y. Yeh | 1999-12-21 |
| 5935889 | Catalyst and method of preparation | Rudolf Overbeek, Ali M. Khonsari | 1999-08-10 |
| 4939113 | Hydrogen sulfide suppressing catalyst system using an oxide of copper, manganese, nickel or iron | Samuel J. Tauster, Charles R. Penquite, Joseph C. Dettling | 1990-07-03 |
| 4831007 | Preparation and use of catalysts comprising a mixture of tungsten oxide and silica supported on a boehmite-like surface | Nicholas C. Dispenziere, Jr. | 1989-05-16 |
| 4778779 | Catalysts comprising silica supported on alumina, their preparation and use | Nicholas C. Dispenziere, Jr., David E. W. Vaughan | 1988-10-18 |
| 4708945 | Catalysts comprising silica supported on a boehmite-like surface, their preparation and use | Nicholas C. Dispenziere, Jr. | 1987-11-24 |
| 4692428 | Preparation and use of catalysts comprising mixtures of tungsten oxide and silica on alumina | Nicholas C. Dispenziere, Jr., Richard S. Polizzotti | 1987-09-08 |
| 4522928 | Removal of metal comtaminants from catalysts using buffered oxalic acid | Gary B. McVicker, James L. Carter, John J. Ziemiak | 1985-06-11 |
| 4440872 | Transition metal oxide acid catalysts | Dane C. Grenoble, Chang-Jin Kim | 1984-04-03 |
| 4424114 | Separating basic asphaltenes using transition metal oxide acid catalysts | Dane C. Grenoble, Robert B. Long | 1984-01-03 |
| 4422926 | Separating basic asphaltenes using Bronsted acid transition metal oxide acid catalysts | Kenneth Arthur Gould, Dane C. Grenoble, Wim J. M. Pieters | 1983-12-27 |
| 4419222 | Hydrocarbon conversion processes using improved transition metal oxide catalysts | Dane C. Grenoble, Chang-Jin Kim | 1983-12-06 |
| 4415480 | Transition metal oxide Bronsted acid catalysts | Dane C. Grenoble | 1983-11-15 |