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Dive into the research topics where Franz Koppl is active.

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Featured researches published by Franz Koppl.


Archive | 1979

Process for the deposition of pure semiconductor material

Franz Koppl; Helmut Hamster; Rudolf Dipl Chem Griesshammer; Helmut Lorenz


Archive | 1976

Process for producing large-size, self-supporting plates of silicon

Bernhard Dipl Phys Authier; Rudolf Dipl Chem Griesshammer; Franz Koppl; Winfried Dipl Chem Dr Lang; Erhard Dipl Chem Dr Sirtl; Heinz-Jorg Rath


Archive | 1983

Device for treating gases at high temperatures

Helmut Hamster; Franz Koppl


Archive | 1980

Method for the deposition of pure semiconductor material

Erwin Bugl; Rudolf Dipl Chem Griesshammer; Helmut Lorenz; Helmut Hamster; Franz Koppl


Archive | 1978

Silverplated vapor deposition chamber

Franz Koppl; Helmut Hamster; Rudolf Dipl Chem Griesshammer; Helmut Lorenz


Archive | 1976

Process for producing large-size substrate-based semiconductor material utilizing vapor-phase deposition and subsequent resolidification

Bernhard Dipl Phys Authier; Rudolf Dipl Chem Griesshammer; Franz Koppl; Winfried Dipl Chem Dr Lang; Erhard Dipl Chem Dr Sirtl; Heinz-Jorg Rath


Archive | 1982

Process for processing waste gases resulting during the production of silicon

Rudolf Dipl Chem Griesshammer; Franz Koppl; Winfried Dipl Chem Dr Lang; Ernst Muhlhofer; Michael Dipl Chem Dr Schwab


Archive | 1976

Process for making hollow silicon bodies and bodies utilizing board-shaped members to form the basic geometric shape so made

Rudolf Dipl Chem Griesshammer; Franz Koppl; Alois Goppinger; Helmut Hamster; Josef Thalmeier


Archive | 1977

Process for the continuous production of silicon rods or tubes by gaseous deposition into a flexible wound band

Franz Koppl; Rudolf Dipl Chem Griesshammer; Helmut Hamster


Archive | 1976

Process for the deposition of polycrystalline silicon from the gas phase on heated carriers

Alois Goppinger; Rudolf Dipl Chem Griesshammer; Helmut Hamster; Franz Koppl

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