| 7028995 |
Vapor-liquid contact trays and method employing same |
Ralph Weiland, Charles A. Griesel, Johnny Riter |
2006-04-18 |
| 6962661 |
Liquid—liquid extraction apparatus and method |
Aldrich Holt Northup, Jr., Neil Sandford, Pamela Jo Tokerud, Gary W. Gage, Veada Colic |
2005-11-08 |
| 6293528 |
Fractionation apparatus with low surface area grid above tray deck |
Daniel R. Monkelbaan, Robert J. Miller |
2001-09-25 |
| 6131891 |
Fractionation column containing stacked fractionation trays |
Nicholas F. Urbanski, Mohamed S. M. Shakur |
2000-10-17 |
| 6113079 |
Adjustable circumference fractionation tray and method of installation |
Nicholas F. Urbanski, Thomas C. Heldwein, Lawrence S. Graczyk |
2000-09-05 |
| 6095504 |
Supports for stacked fractionation tray end pieces |
Thomas C. Heldwein, Nicholas F. Urbanski, Aaron J. Muck |
2000-08-01 |
| 5975504 |
Closely-spaced high capacity fractionation trays |
Dale E. Nutter, Daniel R. Monkelbaan, Nicholas F. Urbanski |
1999-11-02 |
| 5707563 |
V-module fractionation tray |
Daniel R. Monkelbaan, Robert J. Miller |
1998-01-13 |
| 5573714 |
Splice support construction of multiple downcomer fractionation tray |
Daniel R. Monkelbaan, Lawrence S. Graczyk |
1996-11-12 |
| 5554329 |
Fractionation tray formed by triangular downcomer modules |
Daniel R. Monkelbaan, Robert J. Miller |
1996-09-10 |
| 5407605 |
Fractionation tray with side discharging triangular downcomers |
Daniel R. Monkelbaan, Robert J. Miller |
1995-04-18 |
| 5382390 |
Multiple-downcomer fractionation tray with vapor directing slots and extended downcomer baffles |
Michael James Lockett |
1995-01-17 |
| 5318732 |
Capacity-enhanced multiple downcomer fractionation trays |
Daniel R. Monkelbaan, Robert J. Miller |
1994-06-07 |
| 5244604 |
Packing-enhanced baffled downcomer fractionation tray |
Robert J. Miller, Daniel R. Monkelbaan |
1993-09-14 |
| 5223183 |
Baffled downcomer fractionation tray |
Daniel R. Monkelbaan, Robert J. Miller |
1993-06-29 |
| 5209875 |
Multiple-downcomer contacting tray with antipenetration devices |
Robert J. Miller, Daniel R. Monkelbaan |
1993-05-11 |
| 5098615 |
Multiple-downcomer contacting tray with fluid directing baffles |
— |
1992-03-24 |