Heliotronic Forschungs- und Entwicklungsgesellschaft fur Solarzellen-Grundstoffe mbH

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Burghausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Material comprising silicon and process for its manufacture
- Patent number 5,164,138
- Issue date Nov 17, 1992
- Heliotronic Forschungs- und Entwicklungsgesellschaft fur Solarzellen-Grundsto...
- Josef Dietl
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Ceramic material permitting the passage of fluids and based on sili...
- Patent number 5,093,289
- Issue date Mar 3, 1992
- Heliotronic Forschungs- und Entwicklungsgesellschaft fur Solarzellen-Grundsto...
- Volker Braetsch
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process and apparatus for melting silicon powder
- Patent number 4,787,986
- Issue date Nov 29, 1988
- Heliotronic Forschungs- und Entwicklungsgesellschaft fur Solarzellen-Grundsto...
- Josef Dietl
- C30 - CRYSTAL GROWTH
Information Patent Grant
Device for clamping the blades in a gang saw for sawing crystal rods
- Patent number 4,777,926
- Issue date Oct 18, 1988
- Heliotronic Forschungs- und Entwicklungsgesellschaft fur Solarzellen-Grundsto...
- Wolfgang Ermer
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Process and apparatus for the cyclical manufacture of silicon shape...
- Patent number 4,769,107
- Issue date Sep 6, 1988
- Heliotronic Forschungs- und Entwicklungsgesellschaft fur Solarzellen-Grundsto...
- Dieter Helmreich
- C30 - CRYSTAL GROWTH
Information Patent Grant
Process and apparatus for multiple lap cutting of solid materials
- Patent number 4,733,649
- Issue date Mar 29, 1988
- Heliotronic Forschungs- und Entwicklungsgesellschaft fur Solarzellen-Grundsto...
- Dieter Regler
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Process for the purification of silicon by the action of an acid
- Patent number 4,588,571
- Issue date May 13, 1986
- Heliotronic Forschungs- und Entwicklungsgesellschaft fur Solarzellen-Grundsto...
- Erich Bildl
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the removal of the slag portion from molten mixtures of...
- Patent number 4,515,600
- Issue date May 7, 1985
- Heliotronic Forschungs- und Entwicklungsgesellschaft fur Solarzellen-Grundsto...
- Josef Dietl
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for the manufacture of coarsely crystalline to monocrystall...
- Patent number 4,447,289
- Issue date May 8, 1984
- Heliotronic Forschungs- und Entwicklungsgesellschaft fur Solarzellen-Grundsto...
- Joachim Geissler
- C30 - CRYSTAL GROWTH
Information Patent Grant
Process for the manufacture of vertical P-N junctions in the pullin...
- Patent number 4,428,783
- Issue date Jan 31, 1984
- Heliotronic Forschungs-Und Entwicklungsgesellschaft Fur Solarzellen-Grundstof...
- Cord Gessert
- C30 - CRYSTAL GROWTH
Information Patent Grant
Process for making solar cell base material
- Patent number 4,366,024
- Issue date Dec 28, 1982
- Heliotronic Forschungs- und Entwicklungsgesellschaft fur Solarzellen-Grundsto...
- Gerhard Ast
- C30 - CRYSTAL GROWTH
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

Heliotronic Forschungs- und Entwicklungsgesellschaft fur Solarzellen-Grundstoffe mbH

Organization

Patents Grantslast 30 patents

Material comprising silicon and process for its manufacture

Ceramic material permitting the passage of fluids and based on sili...

Process and apparatus for melting silicon powder

Device for clamping the blades in a gang saw for sawing crystal rods

Process and apparatus for the cyclical manufacture of silicon shape...

Process and apparatus for multiple lap cutting of solid materials

Process for the purification of silicon by the action of an acid

Process for the removal of the slag portion from molten mixtures of...

Process for the manufacture of coarsely crystalline to monocrystall...

Process for the manufacture of vertical P-N junctions in the pullin...

Process for making solar cell base material

Method of purifying metallurgical-grade silicon

Patents Applicationslast 30 patents

Trademarklast 30 trademarks