for structural sections

Industry

CPC
B21B2045/0221

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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21BROLLING OF METAL

Current Industry

B21B2045/0221for structural sections

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Rail manufacturing method and manufacturing equipment
- Patent number 10,563,278
- Issue date Feb 18, 2020
- JFE Steel Corporation
- Kenji Okushiro
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Rail manufacturing method and manufacturing equipment
- Patent number 10,214,795
- Issue date Feb 26, 2019
- JFE Steel Corporation
- Kenji Okushiro
- C21 - METALLURGY OF IRON
Information Patent Grant
System for thermal treatment of rails
- Patent number 9,783,864
- Issue date Oct 10, 2017
- Primetals Technologies Italy S.R.L.
- Simone Andreotti
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Process and related plant for manufacturing steel long products wit...
- Patent number 7,967,056
- Issue date Jun 28, 2011
- Giovanni Arvedi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for producing low carbon equivalent rolled steel shapes by c...
- Patent number 5,738,739
- Issue date Apr 14, 1998
- Nippon Steel Corporation
- Kohichi Yamamoto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Conventional or continuous rolling process
- Patent number 5,666,707
- Issue date Sep 16, 1997
- CF&I Steel, L.P.
- Robert L. Cryderman
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Railroad rail and method and system of rolling the same by conventi...
- Patent number 5,507,081
- Issue date Apr 16, 1996
- CF&I Steel, L.P.
- Robert L. Cryderman
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Railroad rail and method and system of rolling the same by conventi...
- Patent number 5,472,041
- Issue date Dec 5, 1995
- CF&I Steel, L.P.
- Robert L. Cryderman
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of and arrangement for cooling of hot rolled sections in par...
- Patent number 5,440,889
- Issue date Aug 15, 1995
- SMS Schloemann-Siemag AG
- Egon Sippel
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Continuous rail production
- Patent number 5,419,387
- Issue date May 30, 1995
- CF&I Steel, L.P.
- Robert L. Cryderman
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Spray unit for cooling extruded sections
- Patent number 5,413,314
- Issue date May 9, 1995
- Alusuisse-Lonza Services Ltd.
- Miroslaw Plata
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Spray unit for cooling extruded sections
- Patent number 5,382,306
- Issue date Jan 17, 1995
- Alusuisse-Lonza Services Ltd.
- Miroslaw Plata
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Continuous rail production
- Patent number 5,195,573
- Issue date Mar 23, 1993
- CF&I Steel Corporation
- Robert L. Cryderman
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Unitary one quarter mile long railroad rail free of weld seams
- Patent number 5,018,666
- Issue date May 28, 1991
- CF&I Steel Corporation
- Robert L. Cryderman
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for cooling metal sections
- Patent number 4,120,455
- Issue date Oct 17, 1978
- Centre de Recherches Metallurgiques-Centrum voor Research in de Metallurgie
- Stephan Hubert Wilmotte
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
3335596
- Patent number 3,335,596
- Issue date Aug 15, 1967
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Process and Related Plant for Manufacturing Steel Long Products Wit...
- Publication number 20090056906
- Publication date Mar 5, 2009
- Giovanni Arvedi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

for structural sections

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Rail manufacturing method and manufacturing equipment

Rail manufacturing method and manufacturing equipment

System for thermal treatment of rails

Process and related plant for manufacturing steel long products wit...

Method for producing low carbon equivalent rolled steel shapes by c...

Conventional or continuous rolling process

Railroad rail and method and system of rolling the same by conventi...

Railroad rail and method and system of rolling the same by conventi...

Method of and arrangement for cooling of hot rolled sections in par...

Continuous rail production

Spray unit for cooling extruded sections

Spray unit for cooling extruded sections

Continuous rail production

Unitary one quarter mile long railroad rail free of weld seams

Apparatus for cooling metal sections

3335596

Patents Applicationslast 30 patents

Process and Related Plant for Manufacturing Steel Long Products Wit...