| 6119778 |
Method for recovering methane from a solid carbonaceous subterranean formation |
John P. Seidle, Dan Yee |
2000-09-19 |
| 5566755 |
Method for recovering methane from a solid carbonaceous subterranean formation |
John P. Seidle, Dan Yee |
1996-10-22 |
| 5566756 |
Method for recovering methane from a solid carbonaceous subterranean formation |
Joseph J. Chaback, Dan Yee, Richard F. Volz, Jr., John P. Seidle |
1996-10-22 |
| 5501273 |
Method for determining the reservoir properties of a solid carbonaceous subterranean formation |
— |
1996-03-26 |
| 5439054 |
Method for treating a mixture of gaseous fluids within a solid carbonaceous subterranean formation |
Joseph J. Chaback, Dan Yee, Richard F. Volz, Jr., John P. Seidle |
1995-08-08 |
| 5388641 |
Method for reducing the inert gas fraction in methane-containing gaseous mixtures obtained from underground formations |
Dan Yee, John P. Seidle |
1995-02-14 |
| 5388640 |
Method for producing methane-containing gaseous mixtures |
Dan Yee |
1995-02-14 |
| 5388642 |
Coalbed methane recovery using membrane separation of oxygen from air |
Dan Yee |
1995-02-14 |
| 5388643 |
Coalbed methane recovery using pressure swing adsorption separation |
Dan Yee |
1995-02-14 |
| 5388645 |
Method for producing methane-containing gaseous mixtures |
Paul T. Pendergraft |
1995-02-14 |
| 5133406 |
Generating oxygen-depleted air useful for increasing methane production |
— |
1992-07-28 |
| 5099921 |
Recovery of methane from solid carbonaceous subterranean formations |
Dan Yee, Robert S. Metcalfe |
1992-03-31 |
| 5085274 |
Recovery of methane from solid carbonaceous subterranean of formations |
Dan Yee |
1992-02-04 |
| 5048328 |
Method of determining the porosity and irreducible water saturation of a coal cleat system |
— |
1991-09-17 |
| 5014785 |
Methane production from carbonaceous subterranean formations |
Michael Stein |
1991-05-14 |
| 5014788 |
Method of increasing the permeability of a coal seam |
Dan Yee, Thomas S. Buxton, Om Majahan |
1991-05-14 |
| 4883122 |
Method of coalbed methane production |
Michael Stein |
1989-11-28 |
| 4756367 |
Method for producing natural gas from a coal seam |
Dan Yee, John P. Seidle |
1988-07-12 |
| 4662439 |
Method of underground conversion of coal |
— |
1987-05-05 |
| 4662443 |
Combination air-blown and oxygen-blown underground coal gasification process |
Luis E. Arri, Bruce W. Gash |
1987-05-05 |
| 4614234 |
Method of recovering coal values by combining underground coal gasification with surface coal liquefaction |
— |
1986-09-30 |
| 4537252 |
Method of underground conversion of coal |
— |
1985-08-27 |