| 6119778 |
Method for recovering methane from a solid carbonaceous subterranean formation |
John P. Seidle, Rajen Puri |
2000-09-19 |
| 5566755 |
Method for recovering methane from a solid carbonaceous subterranean formation |
John P. Seidle, Rajen Puri |
1996-10-22 |
| 5566756 |
Method for recovering methane from a solid carbonaceous subterranean formation |
Joseph J. Chaback, Richard F. Volz, Jr., John P. Seidle, Rajen Puri |
1996-10-22 |
| 5454666 |
Method for disposing of unwanted gaseous fluid components within a solid carbonaceous subterranean formation |
Joseph J. Chaback |
1995-10-03 |
| 5439054 |
Method for treating a mixture of gaseous fluids within a solid carbonaceous subterranean formation |
Joseph J. Chaback, Richard F. Volz, Jr., John P. Seidle, Rajen Puri |
1995-08-08 |
| 5417286 |
Method for enhancing the recovery of methane from a solid carbonaceous subterranean formation |
Ian Palmer |
1995-05-23 |
| 5388642 |
Coalbed methane recovery using membrane separation of oxygen from air |
Rajen Puri |
1995-02-14 |
| 5388641 |
Method for reducing the inert gas fraction in methane-containing gaseous mixtures obtained from underground formations |
John P. Seidle, Rajen Puri |
1995-02-14 |
| 5388640 |
Method for producing methane-containing gaseous mixtures |
Rajen Puri |
1995-02-14 |
| 5388643 |
Coalbed methane recovery using pressure swing adsorption separation |
Rajen Puri |
1995-02-14 |
| 5099921 |
Recovery of methane from solid carbonaceous subterranean formations |
Rajen Puri, Robert S. Metcalfe |
1992-03-31 |
| 5085274 |
Recovery of methane from solid carbonaceous subterranean of formations |
Rajen Puri |
1992-02-04 |
| 5014788 |
Method of increasing the permeability of a coal seam |
Rajen Puri, Thomas S. Buxton, Om Majahan |
1991-05-14 |
| 4756367 |
Method for producing natural gas from a coal seam |
Rajen Puri, John P. Seidle |
1988-07-12 |