LU

Leon Ulveling

PS Paul Wurth S.A.: 21 patents #7 of 227Top 4%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #175,866 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6610243 Installation for aqueous granulation Ernest Faber, Robert Goffin 2003-08-26
6516632 Device for wet granulation of liquid-slag Jean-Luc Roth, Henri Radoux 2003-02-11
5540895 Device for the treatment of mixture of steam and air contaminated with sulphurous gases, formed during the granulation and dehydration of blast furnace slag Ernest Faber, Romain Frieden, Marc Solvi, Louis Schmit 1996-07-30
5451034 Device for the injection of pulverized coal into a blast furnace crucible Yvon Kroemmer, Charles Schmit 1995-09-19
5123632 Method for the pneumatic injection of metered quantities of powdered substances into a chamber at a variable pressure Louis Schmit, Yvon Kroemmer 1992-06-23
5101853 Device for shutting of pipelines for transport of bulk products Pierre Mailliet, Henri Radoux, Jeannot Loutsch, Emile Lonardi 1992-04-07
5076737 Device for shutting of pipeline for the transport of bulk product Jeannot Loutsch, Pierre Mailliet, Emile Lonardi, Louis Schmit 1991-12-31
4702288 Apparatus for the pneumatic injection of pulverulent materials into a pressurized vessel, and its application to the injection of powered coal into a shaft furnace Louis Schmit, Edouard Legille 1987-10-27
4606677 Device for introducing dosed quantities of pulverized solid materials into a carrier gas stream Edouard Legille, Pierre Mailliet 1986-08-19
4605342 Device for introducing dosed quantities of pulverized solid materials into a carrier gas stream Edouard Legille, Pierre Mailliet 1986-08-12
4601617 Device for introducing dosed quantities of pulverized solid materials into a carrier gas stream Edouard Legille, Pierre Mailliet 1986-07-22
4593727 Apparatus and method for controlling the contents and the filling of a distribution tank for pulverized materials 1986-06-10
4594028 Apparatus and process for the injection of metered amounts of pulverized material into a vessel 1986-06-10
4557468 Apparatus for plugging the taphole of a shaft furnace Pierre Mailliet, Jean Metz 1985-12-10
4512702 Installation for feeding a shaft furnace Pierre Mailliet 1985-04-23
4437796 Pneumatic transport procedure and apparatus Edouard Legille, Jean Boever 1984-03-20
4395166 Fluidization and distribution 1983-07-26
4368678 Injection of pulverized material into a pressurized furnace 1983-01-18
4354665 Valve for opening and closing a fluid conduit Pierre Mailliet 1982-10-19
4325312 Method and installation of injection of solid fuels into a shaft furnace 1982-04-20
4227682 Guide and support structure for furnace taphole plugging or drilling device Pierre Mailliet, Jean Metz 1980-10-14
4214608 Apparatus for opening and closing a fluid conduit Pierre Mailliet 1980-07-29
4201373 Guiding and positioning mechanism for a plugging or drilling device Pierre Mailliet, Jean Metz 1980-05-06
4195825 Compact apparatus for drilling and plugging tap holes Jean Metz 1980-04-01