Hamburger Stahlwerke GmbH

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Hamburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
System for trimming leading and trailing ends from a wire coil
- Patent number 4,995,251
- Issue date Feb 26, 1991
- Hamburger Stahlwerke GmbH
- Manfred Reumann
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Wire rod rolling mill
- Patent number 4,891,963
- Issue date Jan 9, 1990
- Hamburger Stahlwerke GmbH
- Manfred Reumann
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of cooling strands in the continuous casting of steel
- Patent number 4,624,298
- Issue date Nov 25, 1986
- Hamburger Stahlwerke GmbH
- Gunter W. Rudolph
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Apparatus for the direct reduction of iron ores
- Patent number 4,374,585
- Issue date Feb 22, 1983
- Hamburger Stahlwerke GmbH
- Gero Papst
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for feeding iron sponge into an electric arc furnace
- Patent number 4,290,800
- Issue date Sep 22, 1981
- Hamburger Stahlwerke GmbH
- Siegfried Sensis
- C21 - METALLURGY OF IRON
Information Patent Grant
Bottom outlet or discharge for use in metallurgical vessels for ste...
- Patent number 4,268,015
- Issue date May 19, 1981
- Didier-Werke AG
- Ernst Luhrsen
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process for the direct reduction of iron ores
- Patent number 4,248,623
- Issue date Feb 3, 1981
- Hamburger Stahlwerke GmbH
- Gero Papst
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of manufacturing rolled wire rod
- Patent number 4,222,257
- Issue date Sep 16, 1980
- Hamburger Stahlwerke GmbH
- Klaus Theis
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Process for cooling rolled wire
- Patent number 3,949,585
- Issue date Apr 13, 1976
- Hamburger Stahlwerke GmbH
- Manfred Wagner
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Hamburger Stahlwerke GmbH

Organization

Patents Grantslast 30 patents

System for trimming leading and trailing ends from a wire coil

Wire rod rolling mill

Method of cooling strands in the continuous casting of steel

Apparatus for the direct reduction of iron ores

Process for feeding iron sponge into an electric arc furnace

Bottom outlet or discharge for use in metallurgical vessels for ste...

Process for the direct reduction of iron ores

Method of manufacturing rolled wire rod

Process for cooling rolled wire

Patents Applicationslast 30 patents

Trademarklast 30 trademarks