Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5057189 | Recovery apparatus | — | 1991-10-15 |
| 4861360 | Carbon dioxide absorption methanol process | — | 1989-08-29 |
| 4839151 | Recovery process | — | 1989-06-13 |
| 4767428 | Nitrogen removal system | — | 1988-08-30 |
| 4738699 | Process for recovering ethane, propane and heavier hydrocarbons from a natural gas stream | — | 1988-04-19 |
| 4675035 | Carbon dioxide absorption methanol process | — | 1987-06-23 |
| 4647443 | Recovery process | — | 1987-03-03 |
| 4597788 | Process for recovering ethane, propane and heavier hydrocarbons from a natural gas stream | — | 1986-07-01 |
| 4584006 | Process for recovering propane and heavier hydrocarbons from a natural gas stream | — | 1986-04-22 |
| 4456460 | Process for recovering ethane, propane and heavier hydrocarbons from a natural gas stream | — | 1984-06-26 |
| 4284616 | Process for recovering carbon black and hydrocarbons from used tires | Age Solbakken, Sam P. Robinson, Bobby L. Hayes | 1981-08-18 |
| 4250158 | Process for recovering carbon black and hydrocarbons from used tires | Age Solbakken, Sam P. Robinson, Bobby L. Hayes | 1981-02-10 |