[1] In the early 1970s, he was part of a trio with pianist Alexander von Schlippenbach.

[1] Since then he has worked with Cecil Taylor, Harri Sjöström, Günther Christmann, Eugene Chadbourne, Peter Brötzmann, Teppo Hauta-Aho, Mats Gustafsson, Thomas Lehn, Phil Wachsmann, Rajesh Mehta and Joëlle Léandre.

He also played with Florian Schneider and Ebehard Kranemann in an early incarnation of Kraftwerk.

Since 1967, Lovens has run the record label Po Torch with Paul Lytton.

[1] With Globe Unity Orchestra With Alfred Harth With Sven-Ake Johansson With Evan Parker With Mario Schiano With Alexander von Schlippenbach With Aki Takase With others