FP

Ferdinand v. Praun

CH Chemische Werke Huels: 2 patents #7 of 75Top 10%
Overall (1982): #14,395 of 81,411Top 20%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4321247 Process for preparing sodium bicarbonate and hydrogen chloride Alfred Coenen, Kurt Kosswig, Hans Regner 1982-03-23
4320106 Method for preparing sodium bicarbonate and hydrogen chloride Bernhard Hentschel, Jurgen Ziebarth, Alfred Coenen, Kurt Kosswig 1982-03-16