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| Number | Title | Issue Date |
| 6398547 | Oxy-fuel combustion firing configurations and methods An oxy-combustion firing configuration, process, and apparatus can reduce the consumption of oxygen and fuel in an oxy-fuel combustion processes. Processes in accordance with the present invention include operation of an automated logic control device whi... | 06/04/2002 |
| 6183562 | Thermal protection system for a chemical vapor deposition machine A thermal protection system for a chemical vapor deposition machine (CVD). The system of the present invention includes a thermal sensor for providing a temperature signal corresponding to a CVD chamber temperature, a heating component for heating the CVD... | 02/06/2001 |
| 5203859 | Oxygen-enriched combustion method A process and apparatus for oxygen-enriched combustion of a fuel in an industrial furnace in which a preheated primary oxidant from a heat exchanger and a fuel to be combusted are introduced into a combustion chamber and ignited, a secondary oxidant havin... | 04/20/1993 |
| 5044940 | Blast furnace air heater An air heating apparatus for air that is to be supplied to a blast furnace. The apparatus includes a number of separate air heater devices connected together in series flow relation so that the total temperature increase is the sum of the heating actions ... | 09/03/1991 |
| 4944674 | Apparatus for heating a vessel An apparatus such as a crucible furnace for heating a vessel such as a crucible comprises an enclosure surrounding the vessel so that a flow path exists between the enclosure and the vessel which has an outer surface forming the inner boundary of the flow... | 07/31/1990 |
| 4666403 | Air preheating system for continuous fired furnace A system for preheating air being fed to a continuous fired furnace by means of high temperature waste gases exhausted from the furnace. The system includes two pairs of interconnected regenerators. The regenerators of one pair are alternately connected b... | 05/19/1987 |
| 4577278 | Method and system for controlling a selected zone in a fuel fired furnace A method and system is provided for controlling a selected zone in a fuel fired furnace of the type used for heating work as it moves through the zone from an entrant end to an exit end. The method and system includes providing a fuel fired burner at the ... | 03/18/1986 |
| 4357135 | Method and system for controlling multi-zone reheating furnaces A method and system is provided for controlling a reheating furnace having entrance and discharge ends, a preheating zone at the entrance end, and heating and soaking zones sequentially adjacent the preheating zone in the direction toward the discharge en... | 11/02/1982 |
| 4239483 | Method of controlling steel strip temperature in continuous heating equipment A method of controlling steel strip temperature in a process of continuously heating steel strip in heating equipment having a preheating zone and a rapid-heating zone. The preheating zone has a number of gas-injecting preheating units that can be individ... | 12/16/1980 |
| 4174948 | Manifold inputs and outputs for furnace regenerators Separate intake air and exhaust gas manifolds along each long checker-brick regenerator, each of which manifolds have separate adjustable sideports, valves, or gates in each branch duct that do not have to be readjusted each regeneration cycle, and which ... | 11/20/1979 |
