Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880527 | Process for removing residual mercury from liquid hydrocarbons with aqueous polysulfide solutions | — | 1989-11-14 |
| 4877515 | Use of polysulfide treated molecular sieves to remove mercury from liquefied hydrocarbons | — | 1989-10-31 |
| 4834953 | Process for removing residual mercury from treated natural gas | — | 1989-05-30 |
| 4822504 | Lubricant compositions containing oxidized sulfurized isobutylene | Andrew Jackson | 1989-04-18 |
| 4822938 | Processes for converting methane to higher molecular weight hydrocarbons via sulfur-containing intermediates | Weldon K. Bell, Scott Han, Robert E. Palermo | 1989-04-18 |