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Paris Cedex 15, FR
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Patents Grants
last 30 patents
Information
Patent Grant
Hydrometallurgical process for the treatment of sulphidized compoun...
Patent number
4,902,343
Issue date
Feb 20, 1990
Societe Miniere et Metallurgique de Penarroya
Jean-Michel Demarthe
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Apparatus for preparing metal by electrolysis
Patent number
4,601,805
Issue date
Jul 22, 1986
Societe Miniere et Metallurgique de Penarroya
Claude Palvadeau
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Method for the selective dissolution of lead from mixed minerals co...
Patent number
4,568,525
Issue date
Feb 4, 1986
Societe Miniere et Metallurgique de Penarroya
Didier Beutier
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for selective liquid-liquid extraction of germanium
Patent number
4,568,526
Issue date
Feb 4, 1986
Societe Miniere et Metallurgique de Penarroya
Denise Rouillard nee Bauer
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Electrochemical elimination of nickel from lead containing chloride...
Patent number
4,548,793
Issue date
Oct 22, 1985
Societe Miniere et Metallurgique de Penarroya
Didier Beutier
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for preparing metal by electrolysis, especially lead, and b...
Patent number
4,507,182
Issue date
Mar 26, 1985
Societe Miniere et Metallurgique de Penarroya
Claude Palvadeau
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Process for selective liquid-liquid extraction of germanium
Patent number
4,389,379
Issue date
Jun 21, 1983
Societe Miniere et Metallurgique de Penarroya
Denise Rouillard epouse Bauer
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for the treatment of solutions of lead chloride
Patent number
4,297,183
Issue date
Oct 27, 1981
Societe Miniere et Metallurgique de Penarroya
Andre Georgeaux
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Hydrometallurgical process for treatment of sulphur ores
Patent number
4,288,304
Issue date
Sep 8, 1981
Societe Miniere et Metallurgique de Penarroya
Jean-Michel Demarthe
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Method of selectively bringing into solution the non-ferrous metals...
Patent number
4,230,487
Issue date
Oct 28, 1980
Societe Miniere et Metallurgique de Penarroya
Jean-Michel Demarthe
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method and an apparatus for controlling a crusher
Patent number
4,212,429
Issue date
Jul 15, 1980
Societe Miniere et Metallurgique de Penarroya
Jean-Philippe Cuvelier
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Grant
Flotation apparatus with mechanical agitation
Patent number
4,113,624
Issue date
Sep 12, 1978
Societe Miniere et Metallurgique de Penarroya
Jean-Arnaud Casalis
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Process for the recovery and purification of germanium from zinc ores
Patent number
4,090,871
Issue date
May 23, 1978
Societe Miniere et Metallurgique de Penarroya
Albert Lebleu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of obtaining copper from copper-bearing ores
Patent number
4,023,964
Issue date
May 17, 1977
Societe Miniere et Metallurgique de Penarroya
Jean-Michel Demarthe
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of obtaining copper from sulphurized concentrates
Patent number
4,016,056
Issue date
Apr 5, 1977
Societe Miniere et Metallurgique de Penarroya
Jean-Michel Demarthe
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for preventing the oxidation of liquid zinc
Patent number
3,999,982
Issue date
Dec 28, 1976
Societe Miniere et Metallurgique de Penarroya
Richard Andre Kollar
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for selectively dissolving non-ferrous metals contained in p...
Patent number
3,998,628
Issue date
Dec 21, 1976
Societe Miniere et Metallurgique de Penarroya
Louis Gandon
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73285888 - SLOND
Serial number
73285888
Registration number
1216295
Filing date
Nov 14, 1980
Societe Miniere et Metallurgique de Penarroya
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry