CD

Charles A. Drake

PP Phillips Petroleum: 220 patents #2 of 1,401Top 1%
LI Leach Industries: 4 patents #1 of 3Top 35%
Chevron: 3 patents #1,350 of 4,788Top 30%
CO Conocophillips: 1 patents #472 of 954Top 50%
📍 Nowata, OK: #1 of 19 inventorsTop 6%
🗺 Oklahoma: #7 of 12,736 inventorsTop 1%
Overall (All Time): #2,377 of 4,157,543Top 1%
233
Patents All Time

Issued Patents All Time

Showing 51–75 of 233 patents

Patent #TitleCo-InventorsDate
6084142 Method of making an improved zeolite catalyst, a product from such method, and the use thereof in the conversion of hydrocarbons Jianhua Yao 2000-07-04
6080901 Zeolite based catalyst containing zinc, boron and phosphorus and method of making such zeolite based catalyst An-hsiang Wu, Jianhua Yao 2000-06-27
6080697 Process for making a composition that is useful for converting lower value aromatics to higher value aromatics An-hsiang Wu 2000-06-27
6077984 Process for making zeolite containing zinc borate composition, the composition and the use thereof in hydrocarbon conversion An-hsiang Wu, Jianhua Yao, Scott D. Love 2000-06-20
6074975 Hydrocarbon conversion catalyst composition and processes therefor and therewith Jianhua Yao 2000-06-13
6069286 Hydrocarbon conversion process employing promoted zeolite catalyst An-hsiang Wu 2000-05-30
6066770 Selectivated zeolitic hydrocarbon conversion catalyst An-hsiang Wu 2000-05-23
6063975 Hydrocarbon conversion catalyst composition and processes therefor and therewith An-hsiang Wu 2000-05-16
6063974 Silylated water vapor treated zinc or gallium promoted zeolite and use thereof for the conversion of non-aromatic hydrocarbons to olefins and aromatic hydrocarbons An-hsiang Wu 2000-05-16
6063722 Process for making a composition that is useful for converting lower value aromatics to higher value aromatics An-hsiang Wu 2000-05-16
6051745 Silicoaluminophosphate material, a method of making such improved material and the use thereof in the conversion of oxygenated hydrocarbons to olefins An-hsiang Wu, Ralph J. Melton 2000-04-18
6051520 Hydrotreating catalyst composition and processes therefor and therewith An-hsiang Wu 2000-04-18
6051519 Ethylbenzene reduction catalyst composition and processes therefor and therewith An-hsiang Wu 2000-04-18
6048815 Zeolite material, a method of making such improved zeolite material and the use thereof in the conversion of non-aromatic hydrocarbons to aromatics and light olefins Jianhua Yao, James B. Kimble 2000-04-11
6046371 Silicoaluminophosphate material, a method of making such improved material and the use thereof in the conversion of oxygenated hydrocarbons to olefins An-hsiang Wu, Ralph J. Melton 2000-04-04
6040257 Hydrocarbon conversion catalyst composition and processes therefor and therewith An-hsiang Wu, Jianhua Yao 2000-03-21
6037302 Hydrodealkylation of C.sub.9 + aromatic compounds An-hsiang Wu 2000-03-14
6037294 Zeolite material, a process of making such zeolite material, a product from such process, and the use thereof in the conversion of hydrocarbons An-hsiang Wu 2000-03-14
6034020 Zeolite-based catalyst material, the preparation thereof and the use thereof An-hsiang Wu 2000-03-07
6025294 Hydrocarbon conversion catalyst composition and processes therefor and therewith An-hsiang Wu 2000-02-15
6025293 Hydrocarbon conversion catalyst composition and processes therefor and therewith An-hsiang Wu, Ralph J. Melton 2000-02-15
6017844 Hydrocarbon conversion catalyst composition and processes therefor and therewith An-hsiang Wu 2000-01-25
6017840 Hydrotreating catalyst composition and processes therefor and therewith An-hsiang Wu 2000-01-25
6017442 Hydrocarbon conversion with dual metal promoted zeolite An-hsiang Wu 2000-01-25
6015931 Process to convert propane into ethylene propene and C.sub.4 olefins An-hsiang Wu 2000-01-18