Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5307694 | Sample holder for hydrous pyrolysis operations | Helen K. Haskin, Edwin L. Colling, Jr. | 1994-05-03 |
| 5180556 | Means of measuring the rate and character of hydrocarbon generation from source rocks using hydrous pyrolysis | Helen K. Haskin, Edwin L. Colling, Jr. | 1993-01-19 |
| 5141713 | Apparatus for continuous recovery of certain elements from a combustible liquid | Edwin L. Colling, Jr., Kadry Bissada | 1992-08-25 |
| 5135871 | Method for isolating kerogen from a mineral sample in a pressurized reaction cell | Edwin L. Colling, Jr. | 1992-08-04 |
| 5098844 | Method for isolating palynological material from a rock sample in a pressurized reaction cell | Rae A. Royle | 1992-03-24 |
| 5082787 | Method of performing hydrous pyrolysis for studying the kinetic parameters of hydrocarbons generated from source material | Helen K. Haskin, Edwin L. Colling, Jr. | 1992-01-21 |
| 4982052 | Separation of a mixture of normal paraffins branched chain paraffins and cyclic paraffins | — | 1991-01-01 |
| 4865741 | Separation of oil into fractions of asphaltenes, resins, aromatics, and saturated hydrocarbons | Edwin L. Collings, Jr. | 1989-09-12 |
| 4182178 | Method and apparatus for measuring a change in surface level of a liquid | — | 1980-01-08 |