Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7922876 | Method for processing an etching mixture which is formed during the production of highly pure silicon | Hanns Wochner, Christian Gossmann | 2011-04-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7922876 | Method for processing an etching mixture which is formed during the production of highly pure silicon | Hanns Wochner, Christian Gossmann | 2011-04-12 |