Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9194013 | Hot blast stove dome and hot blast stove | Floris Van Laar | 2015-11-24 |
| 6416708 | Wall structure for a metallurgical vessel and blast furnace provided with a wall structure of this nature | — | 2002-07-09 |
| 6234790 | Refractory wall structure | Gerardus Gleijm, Cornelis P. Teerhuis, Hisko Leon Toxopeus | 2001-05-22 |
| 6221312 | Refractory wall, metallurgical vessel comprising such a refractory wall and method in which such a refractory wall is applied | Gerardus Jozef Tijhuis | 2001-04-24 |
| 6123894 | Runner for guiding a flow of liquid metal | Floris Van Laar | 2000-09-26 |
| 6090340 | Runner for a hot melt, runner system and method for conveying a hot melt | Rudolf Boonacker, Coert Johannes Nooij, Gerardus Jozef Tijhuis | 2000-07-18 |
| 5433599 | Ceramic burner for a hot-blast stove of a blast furnace | August H. Hendriks, Rudolf Boonacker, Johannes C. A. van den Bemt, Jean Pierre André Westerveld | 1995-07-18 |
| 5375817 | Hot blast stove and method for constructing a hot blast stove | Nicolaas G. J. Bleijendaal, August H. Hendriks, Ronald J. M. Stokman | 1994-12-27 |
| 5129631 | Handling molten materials | — | 1992-07-14 |
| 5088695 | Iron runner | — | 1992-02-18 |
| 5031882 | Channel structure for flow of molten pig iron | Frank Kaptein, Ronald J. M. Stokman | 1991-07-16 |
| 4852859 | Gastight bottom construction for a shaft furnace | Frank Niemeijer, Ronald J. M. Stokman | 1989-08-01 |
| 4749446 | Horizontal coke-oven battery | Jacob Felthuis, Antonius J. Horio | 1988-06-07 |
| 4619441 | Shaft furnace having a metal shell, a refractory lining and cooling bodies projecting through the shell into the lining | Jacob Felthuis, Jacob Rengersen | 1986-10-28 |
| 4565525 | Taphole construction of a shaft furnace | Jacob Felthuis, Jahannes A.M. Butter, Jacob Rengersen, Albert Sannes | 1986-01-21 |
| 4398999 | Coke-oven battery having tie cooking members | Timen Vander, Johannes A. Kroes, Pieter G. Broersen | 1983-08-16 |
| 4371334 | Shaft furnace, particularly the refractory construction of the bottom thereof | — | 1983-02-01 |
| 4332554 | Shaft furnace having cooling plates | Jacob Felthuis, Wilhelmus A. J. Kastelic | 1982-06-01 |