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| Number | Title | Issue Date |
| 6027333 | Radiant tube burner With respect to a radiant tube burner to be used for heating a heating furnace or the like, to suppress the generation of NOx accompanying combustion, to make the structure thereof fit for a radiant tube burner equipment, to simplify the control of a fuel... | 02/22/2000 |
| 5314170 | Steel heating furnace The present invention relates to a steel heating furnace which permits free setting of an in-furnace temperature pattern or gradient as desired. A steel heating furnace 1 includes at least one or more burner systems of regenerative heating, each being arr... | 05/24/1994 |
