Sketches from German underground factories near Linz and Roslau

Hi there,

during my 20 year long research on secret Luftwaffe developments in 1944/45 I came across the following sketch of a turbine:



Interestingly in CIOS black list item no. 5 on the Coanda effect, a similar looking turbine is being described by Henri Coanda:



Did some of the researchers in this forum ever came across this kind of turbine?

Kind regards,
Manuel

https://www.secretprojects.co.uk/threads/unknown-german-propulsion-system-in-1944-using-mercury-injection.43258/