GT

Gunter Turk

DA Degussa Ag: 1 patents #24 of 90Top 30%
Overall (1982): #61,670 of 81,411Top 80%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4310496 Process for converting silicon dioxide containing waste flue dust to crystalline zeolitic molecular sieves of type A Karl-Joerg Achenbach 1982-01-12