Assignee
- Alterra Energy
- Canadian Occidental Petroleum
- Esso Resources Canada Limited
- Gulf Canada Resources Limited
- Her Majesty The Queen In Right Of The Province Of Alberta, As Represented By The Minister Of Energy And Natural Resources
- Hbog-Oil Sands Limited
- Pan Canadian Petroleum Limited
- Petro-Canada
Inventors
- George Cymerman (12 patents)
- Antony H. S. Leung (3 patents)
- Waldemar Maciejewski (8 patents)