Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10723961 | System for producing an American Petroleum Institute Standards Group III Base Stock from vacuum gas oil | David Peel, Frank Lappin, James C. Smith | 2020-07-28 |
| 10421916 | System for producing an American Petroleum Institute Standards Group III Base Stock from vacuum gas oil | David Peel, Frank Lappin, James C. Smith | 2019-09-24 |
| 10287515 | Method for producing an American petroleum institute standards group III base stock from vacuum gas oil | David Peel, Frank Lappin, James C. Smith | 2019-05-14 |
| 8613838 | System for making a usable hydrocarbon product from used oil | Gregory Odell Wallace, John G. Schulz | 2013-12-24 |
| 8398847 | Method for making a usable hydrocarbon product from used oil | Gregory Odell Wallace, John G. Schulz | 2013-03-19 |