UN

Ulrich Niggemeyer

II Isp Investments: 1 patents #250 of 418Top 60%
📍 Marl, DE: #234 of 424 inventorsTop 60%
Overall (All Time): #3,227,403 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8293959 Purification of an aromatic fraction containing acetylenes by selective hydrogenation of the acetylenes Cornelius Peuckert, Christian Lambernd, Klaus Koester 2012-10-23