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Annular corrugator

Metal deforming – By use of tool acting during relative rotation between tool... – With tool surface orbiting around axis parallel to direction...
Patent

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Apparatus for changing the tapered rolls of a skew rolling mill

Metal deforming – By use of tool acting during relative rotation between tool... – With tool surface orbiting around axis parallel to direction...
Patent

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Apparatus for corrugating pipes

Metal deforming – By use of tool acting during relative rotation between tool... – With tool surface orbiting around axis parallel to direction...
Patent

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Apparatus for forming corrugations of "zero" pitch in coaxial ca

Metal deforming – By use of tool acting during relative rotation between tool... – With tool surface orbiting around axis parallel to direction...
Patent

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Apparatus for producing annularly corrugated metal tubes

Metal deforming – By use of tool acting during relative rotation between tool... – With tool surface orbiting around axis parallel to direction...
Reexamination Certificate

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Apparatus for providing tubing with at least one internal spinal

Metal deforming – By use of tool acting during relative rotation between tool... – With tool surface orbiting around axis parallel to direction...
Patent

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Apparatus for rectifying round pipe and tubing

Metal deforming – By use of tool acting during relative rotation between tool... – With tool surface orbiting around axis parallel to direction...
Reexamination Certificate

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Apparatus for straightening coiled wire

Metal deforming – By use of tool acting during relative rotation between tool... – With tool surface orbiting around axis parallel to direction...
Patent

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Arrangement for inclined rolling of tube- and bar-shaped rolling

Metal deforming – By use of tool acting during relative rotation between tool... – With tool surface orbiting around axis parallel to direction...
Patent

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Arrangement for inclined rolling of tube-shaped or bar...

Metal deforming – By use of tool acting during relative rotation between tool... – With tool surface orbiting around axis parallel to direction...
Reexamination Certificate

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