|
| US4321131 | 15 Apr 1980 | 23 Mar 1982 | Union Carbide Corporation | Process for heat carrier generation |
| US4832822 | 10 Jun 1988 | 23 May 1989 | Rhone-Poulenc Chimie de Base | Steam cracking of hydrocarbons |
| US5106590 | 11 May 1990 | 21 Apr 1992 | Davy McKee (London) Limited | Gas mixer and distributor with heat exchange between incoming gases |