| 7799177 |
Valve installation apparatus and methods |
John W. Oder, Leslie P. Antalffy, Samuel A. Martin, Kenneth D. Kirkpatrick, George T. West |
2010-09-21 |
| 7189310 |
Coke chute systems and methods therefor |
Leslie P. Antalffy, Samuel A. Martin, John W. Oder, George T. West |
2007-03-13 |
| 7169266 |
Low headroom coke drum unheading device |
Robert Benoit, Gerald Bryant, David W. Malek, Samuel A. Martin, Leslie P. Antalffy |
2007-01-30 |
| 7108768 |
Safety lock boltless closures |
John W. Oder, Leslie P. Antalffy, Samuel A. Martin, George T. West |
2006-09-19 |
| 6926013 |
Apparatus and methods for shielding high-pressure fluid devices |
Samuel A. Martin, Leslie P. Antalffy, Bruce Kerr, John W. Oder, George T. West |
2005-08-09 |
| 6264829 |
Low headroom coke drum deheading device |
Leslie P. Antalffy, Robert Benoit, Gerald Bryant, David W. Malek, Samuel A. Martin |
2001-07-24 |
| 6113745 |
Coke drum system with movable floor |
Charles Maitland, Bruce Kerr, Samuel A. Martin, Leslie P. Antalffy |
2000-09-05 |
| 5846034 |
Automated drill stem guide and method |
Samuel A. Martin, Leslie P. Antalffy, William R. Sines |
1998-12-08 |
| 5785843 |
Low headroom coke drum deheading device |
Leslie P. Antalffy, Robert Benoit, Gerald Bryant, David W. Malek, Samuel A. Martin |
1998-07-28 |
| 5628603 |
Automated chute system |
Leslie P. Antalffy, Robert Benoit, David W. Malek, Samuel A. Martin |
1997-05-13 |