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Josua Loffelholz
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Langelsheim, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Niobium powders having a particle shape
Patent number
9,543,075
Issue date
Jan 10, 2017
H.C. Starck GmbH
Josua Löffelholz
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Processes for preparing valve metal powders, powders prepared there...
Patent number
9,030,799
Issue date
May 12, 2015
H.C. Starck GmbH
Josua Löffelholz
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Production of valve metal powders
Patent number
8,951,328
Issue date
Feb 10, 2015
H.C. Starck GmbH
Josua Löffelholz
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Processes for preparing valve metal powders, powders prepared there...
Patent number
8,623,112
Issue date
Jan 7, 2014
H.C. Starck GmbH
Josua Löffelholz
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Valve metal powders
Patent number
7,485,257
Issue date
Feb 3, 2009
H.C. Starck GmbH
Josua Löffelholz
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for the production of shaped articles of niobium or tantalu...
Patent number
7,090,763
Issue date
Aug 15, 2006
H.C. Starck GmbH
Marianne Gottschling
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Valve metal powders and process for producing them
Patent number
7,066,979
Issue date
Jun 27, 2006
H.C. Starck GmbH
Josua Löffelholz
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Paste for producing sintered refractory metal layers, notably earth...
Patent number
6,510,044
Issue date
Jan 21, 2003
H. C. Starck GmbH & Co. KG
Josua Löffelholz
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Tantalum powder, method for producing same powder and sintered anod...
Patent number
6,238,456
Issue date
May 29, 2001
H. C. Starck GmbH & Co. KG
Rüdiger Wolf
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Niobium powder and a process for the production of niobium and/or t...
Patent number
6,136,062
Issue date
Oct 24, 2000
H. C. Starck GmbH & Co. KG
Josua Loffelholz
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
NIOBIUM POWDERS HAVING A PARTICLE SHAPE
Publication number
20140302338
Publication date
Oct 9, 2014
H.C. Starck GmbH
Josua Loffelholz
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
REDUCTION METHOD
Publication number
20110116965
Publication date
May 19, 2011
H.C. Starck GmbH
Josua Loffelholz
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Reduction Method
Publication number
20080254293
Publication date
Oct 16, 2008
H.C. Starck GmbH
Josua Loffelholz
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Deoxidation of Valve Metal Powders
Publication number
20080011124
Publication date
Jan 17, 2008
H. C. Starck GmbH & Co. KG
Josua Loffelholz
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Valve metal powders
Publication number
20060219055
Publication date
Oct 5, 2006
Josua Loffelholz
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Process for the production of shaped articles of niobium or tantalu...
Publication number
20040178081
Publication date
Sep 16, 2004
Marianne Gottschling
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR