SOCIETE FRANCAISE D'ELECTROMETALLURGIE SOFREM

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PARIS, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for moulding ingots of ferro-alloys by chill...
- Patent number 4,616,690
- Issue date Oct 14, 1986
- Societe Francaise d'Electrometallurgie "Sofrem"
- Michel Demange
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process and apparatus for the recovery of combustible gases in an e...
- Patent number 4,450,003
- Issue date May 22, 1984
- Societe Francaise d'Electrometallurgie "Sofrem"
- Robert Herold
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for eliminating metallic impurities from magnesium by injec...
- Patent number 4,417,920
- Issue date Nov 29, 1983
- Societe Francaise d'Electrometallurgie "Sofrem"
- Andre Mena
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method and apparatus for rapidly solidifying and cooling melted pro...
- Patent number 4,405,545
- Issue date Sep 20, 1983
- Societe Francaise d'Electrometallurgie "Sofrem"
- Louis Septier
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Product for the desulphurization of cast irons and steels
- Patent number 4,364,771
- Issue date Dec 21, 1982
- Societe Francaise d'Electrometallurgie "Sofrem"
- Jean Cordier
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for obtaining manganese- and silicon-based alloys by silico...
- Patent number 4,363,657
- Issue date Dec 14, 1982
- Societe Francaise d'Electrometallurgie "Sofrem"
- Louis Boscaro
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for the desiliconization of manganese alloys
- Patent number 4,354,868
- Issue date Oct 19, 1982
- Societe Francaise d'Electrometallurgie "Sofrem"
- Michel Demange
- C21 - METALLURGY OF IRON
Information Patent Grant
High-hardness abrasive product based on alumina and aluminium oxyca...
- Patent number 4,341,533
- Issue date Jul 27, 1982
- Societe Francaise d'Electrometallurgie "Sofrem"
- Marc Daire
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process of introducing a solid addition into a bath of liquid metal
- Patent number 4,306,904
- Issue date Dec 22, 1981
- Societe Francaise d'Electrometallurgie "Sofrem"
- Pierre Borgeaud
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of obtaining manganese alloys with a medium carbon content
- Patent number 4,274,871
- Issue date Jun 23, 1981
- Societe Francaise d'Electrometallurgie "Sofrem"
- Michel Demange
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Thermal processes for the production of magnesium
- Patent number 4,190,434
- Issue date Feb 26, 1980
- Societe Francaise d'Electrometallurgie "Sofrem"
- Rene Bonfils
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for the treatment of complex metal ores containing, in part...
- Patent number 4,162,916
- Issue date Jul 31, 1979
- Societe Francaise d'Electrometallurgie Sofrem
- Louis Septier
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

SOCIETE FRANCAISE D'ELECTROMETALLURGIE SOFREM

Organization

Patents Grantslast 30 patents

Process and apparatus for moulding ingots of ferro-alloys by chill...

Process and apparatus for the recovery of combustible gases in an e...

Process for eliminating metallic impurities from magnesium by injec...

Method and apparatus for rapidly solidifying and cooling melted pro...

Product for the desulphurization of cast irons and steels

Process for obtaining manganese- and silicon-based alloys by silico...

Process for the desiliconization of manganese alloys

High-hardness abrasive product based on alumina and aluminium oxyca...

Process of introducing a solid addition into a bath of liquid metal

Method of obtaining manganese alloys with a medium carbon content

Thermal processes for the production of magnesium

Process for the treatment of complex metal ores containing, in part...