Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5068010 | Apparatus for securing oil, gas and by-products from pyrobituminous shale and other matter impregnated with hydrocarbons | Rene Mundstock, Antonio R. Lamprecht, Joao C. Teixeira, Altair R. D. Batista, Edson Danta Dias +6 more | 1991-11-26 |
| 4944867 | Process to secure oil, gas, and by-products from pyrobetuminous shale and other matter impregnated with hydrocarbons | Rene Mundstock, Antonio R. de Almeida Lamprecht, Joao C. Teixeira, Altair R. D. Batista, Edson Danta Dias +6 more | 1990-07-31 |