Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6887323 | Method of reducing density by means of gas generating agent | Hugh Albert Sandry Stephens, William Luciano Spiteri, Edwin Bals | 2005-05-03 |
| 5540793 | Porous prilled ammonium nitrate | Edwin Bals, William Luciano Spiteri, Adriaan Johannes Goosen | 1996-07-30 |