Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5055633 | Adsorption and isomerization of normal and mono-methyl paraffins | — | 1991-10-08 |
| 5055634 | Adsorption and isomerization of normal and mono-methyl paraffins | — | 1991-10-08 |
| 4956521 | Adsorption and isomerization of normal and mono-methyl paraffins | — | 1990-09-11 |
| 4929799 | Isomerization process | Thomas C. Holcombe, Thomas C. Sager, Andrew S. Zarchy | 1990-05-29 |
| 4831207 | Chemical processing with an operational step sensitive to a feedstream component | Luke F. O'Keefe, Andrew S. Zarchy | 1989-05-16 |
| 4709116 | Isomerization process and apparatus | Andrew S. Zarchy, Luke F. O'Keefe | 1987-11-24 |
| 4608061 | Normal butane/iso-butane separation | Nelson A. Cusher | 1986-08-26 |