EV

Ernest W. Valyocsik

EX ExxonMobil: 80 patents #45 of 10,161Top 1%
📍 Yardley, PA: #10 of 643 inventorsTop 2%
🗺 Pennsylvania: #253 of 74,527 inventorsTop 1%
Overall (All Time): #22,834 of 4,157,543Top 1%
80
Patents All Time

Issued Patents All Time

Showing 1–25 of 80 patents

Patent #TitleCo-InventorsDate
5670131 Synthetic porous crystalline MCM-61, its synthesis and use 1997-09-23
5614629 Benzyl quaternary tropinium compound 1997-03-25
5583276 Process for producing low aromatic diesel fuel with high cetane index Stuart D. Hellring, Charles T. Kresge, David O. Marler 1996-12-10
5569805 Catalytic conversion of aromatic compounds Jeffrey S. Beck, Chaya R. Venkat 1996-10-29
5534656 Organic compound conversion with MCM-58 1996-07-09
5527981 Sorption separation with MCM-58 1996-06-18
5441721 Synthesis of porous crystalline MCM-58 1995-08-15
5437855 Synthetic porous crystalline MCM-58, its synthesis and use 1995-08-01
5336478 Highly siliceous porous crystalline material Francis G. Dwyer 1994-08-09
5254770 Isomerization of aromatic compounds over ZSM-22 zeolite David H. Olson, R. Bruce Calvert 1993-10-19
5192728 Tin-colating microporous crystalline materials and their use as dehydrogenation, dehydrocyclization reforming catalysts Ralph M. Dessau, James C. Vartuli 1993-03-09
5192521 Synthesis of crystalline silicate ZSM-12 Ahmad Moini 1993-03-09
5183790 Use of ZSM-57 in catalytic cracking for gasoline octane improvement and co-production of light olefins Girish Chitnis, Joseph A. Herbst 1993-02-02
5137705 Synthesis of crystalline silicate ZSM-12 1992-08-11
5124497 Production of mono-substituted alkylaromatics from C.sub.8 +N-paraffins Ralph M. Dessau, Randall D. Partridge 1992-06-23
5100596 Synthesis of membrane composed of a pure molecular sieve Werner O. Haag, John G. Tsikoyiannis 1992-03-31
5098555 Use of SZM-57 in catalytic cracking for gasoline octane improvement and co-production of light olefins Girish Chitnis, Joseph A. Herbst 1992-03-24
5075269 Production of high viscosity index lubricating oil stock Thomas F. Degnan 1991-12-24
5068096 Synthesis of crystalline silicate MCM-47 1991-11-26
5063039 Synthesis of kenyaite-type layered silicate material and its polymeric chalcogenide intercalates 1991-11-05
5013423 Reforming and dehydrocyclization Nai Y. Chen, Ralph M. Dessau, Randall D. Partride 1991-05-07
4990710 Tin-containing microporous crystalline materials and their use as dehydrogenation, dehydrocyclization and reforming catalysts Ralph M. Dessau, James C. Vartuli 1991-02-05
4982028 Dehydrogenation and dehydrocyclization catalyst Ralph M. Dessau 1991-01-01
4973781 Zeolite ZSM-57 and catalysis therewith Nancy M. Page, Cynthia T-W. Chu 1990-11-27
4941963 Synthesis of crystalline ZSM-11 structure 1990-07-17