| 6607024 |
Gas entry cone |
Carsten Birk |
2003-08-19 |
| 6528027 |
Cracking furance having radiant heating tubes the inlet and outlet legs of which are paired within the firebox |
John R. Brewer, David J. Brown |
2003-03-04 |
| 6435139 |
Waste heat boiler for cooling hot syngas |
— |
2002-08-20 |
| 6202740 |
Heat exchanger with a connection |
David J. Brown, John R. Brewer |
2001-03-20 |
| 6148908 |
Heat exchanger for cooling a hot process gas |
— |
2000-11-21 |
| 5813453 |
Heat exchanger for cooling cracked gas |
— |
1998-09-29 |
| 5732981 |
Joint between an unrefrigerated pipe and a refrigerated pipe |
Dieter Bormann, Rainer Heinze |
1998-03-31 |
| 5579831 |
Heat exchanger for cooling cracked gas |
— |
1996-12-03 |
| 5570741 |
Water compartment for a heat exchanger |
Helmut Lachmann |
1996-11-05 |
| 5472046 |
Heat exchanger for cooling hot reaction gas |
Helmut Lachmann |
1995-12-05 |
| 5088551 |
Heat exchanger for cooling hot reacting gas |
Wolfgang Kehrer, Dieter Bormann |
1992-02-18 |
| 5035283 |
Nested-tube heat exchanger |
Helmut Lachmann |
1991-07-30 |
| 5029637 |
Heat exchanger, especially for cooling cracked gas |
Wolfgang Kehrer |
1991-07-09 |
| 4997211 |
Connection of an uncooled pipe with a cooled pipe |
— |
1991-03-05 |
| 4858684 |
Heat exchanger, especially for cooling cracked gas |
Helmut Lachmann |
1989-08-22 |
| 4848449 |
Heat exchanger, especially for cooling cracked gas |
Helmut Lachmann |
1989-07-18 |