Winfried Lang

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Burghausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing large-size, self-supporting plates of silicon
- Patent number 4,131,659
- Issue date Dec 26, 1978
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Bernhard Authier
- C30 - CRYSTAL GROWTH
Information Patent Grant
Process for the manufacture of trichlorosilane and silicon tetrachl...
- Patent number 4,130,632
- Issue date Dec 19, 1978
- Wacker-Chemitronic Gesellschaft fur Elecktronik-Grundstoffe mbH
- Johann Braunsperger
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for producing large-size substrate-based semiconductor mate...
- Patent number 4,113,532
- Issue date Sep 12, 1978
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Bernhard Authier
- C30 - CRYSTAL GROWTH
Information Patent Grant
Process for purifying halogenosilanes
- Patent number 4,112,057
- Issue date Sep 5, 1978
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Winfried Lang
- C01 - INORGANIC CHEMISTRY