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Certification and Patent

 

  • Patent for Rotary Strip Accumulator (No. 10-0453373)

  • Patent for Tube End Facing and Chamfering Machine (No. 10-0457014)

  • Patent for Uncoiler (Double Drums and Swivel) (No. 10-0462901)

  • Patent for ERW Steel Tube and Pipe Production System (No. 10-0477045)

  • Patent for Rotary Strip Accumulator (No. 10-0571544)

  • Patent for Tube Automatic Packing System (Fork Type) (No. 10-0646352)

  • Patent for Tube Automatic Packing System (Magnet Type) (No. 10-0646353)

  • Patent for Strip Shear and End Welder Machine (No. 10-0649652)

  • Patent for Rotary Strip Accumulator (No. 10-0655476)

  • Utility Model for Tube Painting Line (No. 20-0435914)

  • Patent for Rotary Strip Accumulator (No. 3954049), Japan

  • Patent for Rotary Strip Accumulator (No. 367301), China

  • Patent for Uncoiler (Single Drum and Center Adjusting) (No. 10-0806775)

  • Patent for Cold Saw Cut-off Machine (No. 10-0813570)

  • Patent for Strip Shear and End Welder Machine (No. 10-0844890)

  • Patent for Rotary Strip Accumulator (No. 299289), Taiwan

  • Patent for Rotary Strip Accumulator (No. MY-141777-A), Malaysia