Patents Assigned to Siement Aktiengesellschaft - Justia Patents Search

Patents Assigned to Siement Aktiengesellschaft

Component with compressive residual stresses, process for producing and apparatus for generating compressive residual stresses

Patent number: 7703312

Abstract: The inventive method discloses the local, adapted and controlled introduction of internal compressive stress in convex and concave regions, such as the root region of turbine blades, by means of at least two pressure generators.

Type: Grant

Filed: December 15, 2004

Date of Patent: April 27, 2010

Assignee: Siement Aktiengesellschaft

Inventor: Walter David