Basis of the invention is that by means of one or more lying inside the hollow profile (s) forming die (s) (tools), the workpiece is formed incrementally. The tool has several independent degrees of freedom, which provide high flexibility. In addition to the flexible kinematics, the geometry of the .....
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The special process of potentiostatic and galvanostratic controlled electrolytic oxidation (PEO) allows the production of a mechanically stable TiO2 layer with excellent adhesion to a titanium foil.
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The method serves to increase the flow rate and / or flow rate in oil production. Blocking water flow paths optimizes oil production.
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