Claus Holm

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Baldham, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing molded bodies from granular material of silic...
- Patent number 4,767,585
- Issue date Aug 30, 1988
- Heliotronic GmbH
- Claus Holm
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Semicontinuous process for the production of pure silicon
- Patent number 4,457,903
- Issue date Jul 3, 1984
- Heliotronic Forshungs und Entwicklungsgesellschaft fur Solarzellen Grundstoff...
- Josef Dietl
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for making doped semiconductors
- Patent number 4,431,475
- Issue date Feb 14, 1984
- Consortium Fur Elektrochemische Industrie GmbH
- Claus Holm
- C30 - CRYSTAL GROWTH
Information Patent Grant
Semicontinuous process for the manufacture of pure silicon
- Patent number 4,312,850
- Issue date Jan 26, 1982
- Helictronic Forschungs- und Entwicklungs- Gesellschaft fur Solarzellen-Grunds...
- Josef Dietl
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of purifying metallurgical-grade silicon
- Patent number 4,308,245
- Issue date Dec 29, 1981
- Heliotronic Forschungs- und Entwicklungsgesellschaft fur Solarzellen-Grundsto...
- Josef Dietl
- C01 - INORGANIC CHEMISTRY