Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693837 | Ferric alkyl amine citrates and methods of making them | Kevin W. Smith | 1997-12-02 |
| 5647900 | Preparation of hydrocarbon gels from ferric sources, polycarboxylic acid compounds, and optional amines, in combination with phosphate esters | Kevin W. Smith | 1997-07-15 |
| 5614010 | Hydrocarbon gels useful in formation fracturing | Kevin W. Smith | 1997-03-25 |