Juan A. Villarreal-Trevino

Person

San Nicolas de los Garza, MX

People

Patents Grantslast 30 patents

Information Patent Grant
Method for the heat treatment of iron ore lumps in a reduction system
- Patent number 6,395,056
- Issue date May 28, 2002
- Hylsa S.A. de C.V.
- Juan A. Villarreal-Trevino
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus removing undesirable metals from iron-containi...
- Patent number 6,379,421
- Issue date Apr 30, 2002
- Hylsa S.A. de C.V.
- Mario Alberto Salinas-Fernández
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for reducing iron-oxides-particles having a br...
- Patent number 6,224,649
- Issue date May 1, 2001
- Hylsa, S.A. de C.V.
- Juan A. Villarreal-Trevino
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for reducing iron-oxides-particles having a br...
- Patent number 6,132,489
- Issue date Oct 17, 2000
- Hylsa, S.A. de C.V.
- Juan A. Villarreal-Trevino
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for producing direct reduced iron with improve...
- Patent number 6,027,545
- Issue date Feb 22, 2000
- Hylsa, S.A. de C.V.
- Juan A. Villarreal-Trevino
- C21 - METALLURGY OF IRON
Information Patent Grant
Apparatus for producing direct reduced iron utilizing a reducing ga...
- Patent number 5,882,579
- Issue date Mar 16, 1999
- Hylsa S.A. de C.V.
- Ricardo Viramontes-Brown
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing direct reduced iron utilizing a reducing gas w...
- Patent number 5,676,732
- Issue date Oct 14, 1997
- HYLSA, S.A. de C.V.
- Ricardo Viramontes-Brown
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of reducing iron ore
- Patent number 5,110,350
- Issue date May 5, 1992
- Hylsa S.A. de C.V.
- Juan A. Villarreal-Trevino
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for the desulfurization of hydrocarbon gas
- Patent number 4,608,240
- Issue date Aug 26, 1986
- Hylsa, S.A.
- Juan A. Villarreal-Trevino
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for reducing metal ore
- Patent number 4,428,772
- Issue date Jan 31, 1984
- Hylsa, S.A.
- Carlos Dominguez-Ahedo
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for producing molten iron
- Publication number 20050151307
- Publication date Jul 14, 2005
- Ricardo Viramontes-Brown
- C21 - METALLURGY OF IRON
Information Patent Application
Method and apparatus for destruction of liquid toxic wastes and gen...
- Publication number 20050079127
- Publication date Apr 14, 2005
- HYLSA, S.A. DE C.V.
- Ricardo Viramontes-Brown
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Juan A. Villarreal-Trevino

Person

Patents Grantslast 30 patents

Method for the heat treatment of iron ore lumps in a reduction system

Method and apparatus removing undesirable metals from iron-containi...

Method and apparatus for reducing iron-oxides-particles having a br...

Method and apparatus for reducing iron-oxides-particles having a br...

Method and apparatus for producing direct reduced iron with improve...

Apparatus for producing direct reduced iron utilizing a reducing ga...

Method for producing direct reduced iron utilizing a reducing gas w...

Method of reducing iron ore

Method for the desulfurization of hydrocarbon gas

Method for reducing metal ore

Patents Applicationslast 30 patents

Method and apparatus for producing molten iron

Method and apparatus for destruction of liquid toxic wastes and gen...