4. Metal deforming
  5. By use of tool acting during relative rotation between tool...
  6. During rotation of work

Heinz Lehnert

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Method and device for producing press-rolled pipes with inner wa

Metal deforming – By use of tool acting during relative rotation between tool... – During rotation of work
Patent

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Preparation of cocondensates which produce weather-resistant bon

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent

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Profile ID: LFUS-PAI-P-937996

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