Hans-Heinrich Heldt

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Viersen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for operating a shaft furnace, and shaft furnace operable by...
- Patent number 8,444,910
- Issue date May 21, 2013
- Thyssenkrupp At.Pro Tec GmbH
- Gerd König
- C21 - METALLURGY OF IRON
Information Patent Grant
Shaft furnace and method for operating a furnace
- Patent number 8,309,016
- Issue date Nov 13, 2012
- Thyssenkrupp At.Pro Tec GmbH
- Gerd König
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for operating a shaft furnace, and shaft furnance operable b...
- Patent number 8,173,064
- Issue date May 8, 2012
- Thyssenkrupp At.Pro Tec GmbH
- Gerd König
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR OPERATING A SHAFT FURNACE, AND SHAFT FURNACE OPERABLE BY...
- Publication number 20120217684
- Publication date Aug 30, 2012
- THYSSENKRUPP AT.PRO TEC GMBH
- Gerd König
- C21 - METALLURGY OF IRON
Information Patent Application
SHAFT FURNACE AND METHOD FOR OPERATING A FURNACE
- Publication number 20100251855
- Publication date Oct 7, 2010
- THYSSENKRUPP AT.PRO TEC GMBH
- Gerd König
- C21 - METALLURGY OF IRON
Information Patent Application
Method For Operating a Shaft Furnace, and Shaft Furnance Operable B...
- Publication number 20080237944
- Publication date Oct 2, 2008
- ThyssenKrupp AT.PROTEC GmbH
- Gerd Konig
- C21 - METALLURGY OF IRON