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 51–75 of 80 patents

Patent #TitleCo-InventorsDate
4665264 Catalytic conversion Paul G. Rodewald 1987-05-12
4657662 Hydrocarbon compound dewaxing 1987-04-14
4654138 Catalytic process for modifying organic compounds Eric G. Derouane, Roland von Ballmoos 1987-03-31
4642226 Process for the preparation of zeolite Beta using dibenzyldimethylammonium ions and the product produced Robert B. Calvert, Clarence D. Chang, Mae K. Rubin 1987-02-10
4639360 Synthesis of crystalline silicate ZSM-5 using an organic sulfonic acid 1987-01-27
4632815 Crystalline layered silicate 1986-12-30
4623527 Crystalline silicophosphoaluminate (MCM-10) Eric G. Derouane, Roland von Ballmoos 1986-11-18
4619820 Synthesis of ZSM-23 zeolite and the product produced 1986-10-28
4610855 Synthesis of zeolite ZSM-14 Eric G. Derouane 1986-09-09
4592902 Synthesis of crystalline silicate ZSM-5 with an alkyltropinium compound promoter 1986-06-03
4585746 Synthesis of crystalline silicate ZSM-12 1986-04-29
4585747 Synthesis of crystalline silicate ZSM-48 1986-04-29
4584286 Synthesis of crystalline silicate ZSM-35 1986-04-22
4568654 Zeolite ZSM-51 composition 1986-02-04
4562166 Synthesis of Dodecasil-1H with a methylazabicyclononanium directing agent 1985-12-31
4557917 Synthesis of zeolite ZSM-5 with anionic organic compounds Eric G. Derouane 1985-12-10
4556549 Process for making zeolite ZSM-45 with an organocobalt complex 1985-12-03
4539193 Synthesis of crystalline silicate ZSM-12 1985-09-03
4531012 Organic template for synthesis of ZSM-23 zeolite 1985-07-23
4500503 Process for the preparation of mordenite utilizing transition metal complexes during crystallization Lillian A. Rankel 1985-02-19
4490342 Synthesis of ZSM-23 zeolite 1984-12-25
4481177 Synthesis of zeolite ZSM-22 with a heterocyclic organic compound 1984-11-06
4476338 Olefins from methanol and/or dimethyl ether Clarence D. Chang, Cynthia T-W. Chu, Patrick D. Perkins 1984-10-09
4423021 Method of preparing silico-crystal ZSM-48 Louis D. Rollmann 1983-12-27
4388285 Process for the preparation of ZSM-5 utilizing transition metal complexes during crystallization Lillian A. Rankel 1983-06-14