Paul J. Jespersen

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Calgary, CA

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Patents Grantslast 30 patents

Information Patent Grant
Extraction from a formation with induction heating
- Patent number 12,037,882
- Issue date Jul 16, 2024
- JOSLYN ENERGY DEVELOPMENT INCORPORATED
- William George Dunford
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multiple drain method for recovering oil from tar sand
- Patent number 6,263,965
- Issue date Jul 24, 2001
- Tecmark International
- Brian H. Schmidt
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
EXTRACTION FROM A FORMATION WITH INDUCTION HEATING
- Publication number 20240328292
- Publication date Oct 3, 2024
- JOSLYN ENERGY DEVELOPMENT INCORPORATED
- William George Dunford
- E21 - EARTH DRILLING MINING
Information Patent Application
EXTRACTION FROM A FORMATION WITH INDUCTION HEATING
- Publication number 20230212929
- Publication date Jul 6, 2023
- JOSLYN ENERGY DEVELOPMENT INCORPORATED
- William George Dunford
- E21 - EARTH DRILLING MINING