Patent ID: 8914975

Claim:
A method for repairing a guide blade segment, the guide blade segment preferably being fashioned as a twin guide blade segment within a guide blade composite structure, having at least two guide blades that are situated between an inner cover strip and an outer cover strip and are connected to one another via said strips, the at least two guide blades each being formed from a nose segment and a rear edge segment, and the method comprising: identifying, within the twin guide blade segment, a non-repairable guide blade to be separated from the guide blade composite structure; separating at least one identified non-repairable guide blade from at least one identified repairable guide blade in a first plane of division; dividing said at least one separated repairable guide blade in a second plane of division between a nose segment and a rear edge segment, said second plane being transverse to said first plane; reconditioning of the at least one divided repairable nose segment and/or the divided rear edge segment and/or selecting a new nose segment and/or a new rear edge segment; joining of the reconditioned and/or the selected new nose segment to the reconditioned and/or the selected new rear edge segment to form at least one guide blade; and joining of two of the at least one formed guide blade formed by joining the reconditioned and/or joining the selected segments to form said twin guide blade segment.