As one of the leading technical universities in Germany with a wide range of courses and a broad research spectrum the University of Stuttgart offers many possibilities to do your doctorate.
At ITFT/Faculty 4 it is possible to do the doctorate under supervision of Prof. Dr.-Ing. Götz T. Gresser in the field of textile technology. Further information concerning a doctorate at Faculty 4 can be found on the faculty homepage:
Matriculation for doctorate
Doctoral students can be enlisted as PhD students for the duration of their doctorate. Benefits and how to do it, can be found on this site:
Five steps to your PhD
A guide from admission over exam to getting the certificate is posted here: