Despite the whole text is in german language, i assume that the temperatures are of some interrest for the most people here in this forum.
Some translation to english can be done with the friendly help of Babelfish:
http://babelfish.altavista.com/
So here you find the article about the "Advanced Direct Fluid" on an AthlonXP and on an Pentium4 with his Heatspreader:
http://www.upload.cooling-store.de/Fluidus/V2/start.htm
There is an older article, in which "Fluidus" describes the optimal form of the nozzles and their distance to the Die of the CPU.
http://www.upload.cooling-store.de/Fluidus/V1/start.htm
I wish you an error free translation and hope you enjoy the work.
mvd