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Home / About Us / Patents and Papers / Seven Patents

Seven Patents

  • One Way to Fill LPG into Several CSD at Dredging Place

    Patent No.：201210246343.7

  • One Swing Bucket Type Sea Chest

    Patent No.：201210407221.1

  • One Hybrid Diesel Electric Driven Tuna Longline

    Patent No.：201310026278.1

  • Twin Stick Type Krill Fishing Vessel

    Patent No.：201510929804.4

  • Spiral Chute Structure and Installation

    Patent No.：201610077373.8

  • Quick Online Sampling Appliance for Spiral Chute

    Patent No.：201610191923.9

  • Marine filling storage tank system and LNG filling wharf boat with same

    Patent No.：201410531720.0