TREA

Making tubes or metal hoses with helically arranged seams

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  • CPC
  • B21C37/12
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL B21C37/00Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for Manufacture of tubes of special shape

Current Industry

B21C37/12Making tubes or metal hoses with helically arranged seams
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Duct cutting-and-forming device for elbow duct manufacturing device
    • Patent number 12,151,272
    • Issue date Nov 26, 2024
    • Ok Tae Kim
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tube and a method of manufacturing a tube
    • Patent number 12,053,811
    • Issue date Aug 6, 2024
    • Kanthal AB
    • Krister Wickman
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method for producing a carcass, a method of producing a flexible pi...
    • Patent number 12,011,750
    • Issue date Jun 18, 2024
    • National Oilwell Varco Denmark I/S
    • Lasse Tang Koch
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Elbow-shaped duct manufacturing apparatus
    • Patent number 11,975,373
    • Issue date May 7, 2024
    • Sung Keun Noh
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Removable reef and barricade system, appurtenances, and means of ma...
    • Patent number 11,834,802
    • Issue date Dec 5, 2023
    • Roger A. Benham
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Tapered spiral welded structure
    • Patent number 11,834,856
    • Issue date Dec 5, 2023
    • Keystone Tower Systems, Inc.
    • Eric D. Smith
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Methods for making layered tubular structures
    • Patent number 11,779,981
    • Issue date Oct 10, 2023
    • Kevin B. McNeil
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Mounting and cathodic protection
    • Patent number 11,739,865
    • Issue date Aug 29, 2023
    • Baker Hughes Energy Technology UK Limited
    • Sui Wang
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Spiral forming
    • Patent number 11,731,181
    • Issue date Aug 22, 2023
    • Keystone Tower Systems, Inc.
    • Eric D. Smith
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for producing a drill shaft for a wet drill bit
    • Patent number 11,724,339
    • Issue date Aug 15, 2023
    • Hilti Aktiengesellschaft
    • Florian Schroeder
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Pipe tubular reinforcement forming machine, and related method
    • Patent number 11,712,726
    • Issue date Aug 1, 2023
    • TECHNIP N-POWER
    • Rafael Pacheco Stikan
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Tube and a method of manufacturing a tube
    • Patent number 11,602,780
    • Issue date Mar 14, 2023
    • Sandvik Intellectual Property AB
    • Krister Wickman
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tube stiffening
    • Patent number 11,577,292
    • Issue date Feb 14, 2023
    • Keystone Tower Systems, Inc.
    • Eric D. Smith
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tapered structure construction
    • Patent number 11,571,727
    • Issue date Feb 7, 2023
    • Keystone Tower Systems, Inc.
    • Eric D. Smith
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Cylindrical tube formation
    • Patent number 11,559,832
    • Issue date Jan 24, 2023
    • Keystone Tower Systems, Inc.
    • Michel Caron
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Armoured cable and its manufacture
    • Patent number 11,554,400
    • Issue date Jan 17, 2023
    • Marc Fitzner
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Provision of electrical continuity and/or radial support
    • Patent number 11,499,654
    • Issue date Nov 15, 2022
    • Baker Hughes Energy Technology UK Limited
    • Sui Wang
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Tube and a method of manufacturing a tube
    • Patent number 11,446,722
    • Issue date Sep 20, 2022
    • Sandvik Intellectual Property AB
    • Krister Wickman
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Control system and method for tapered structure construction
    • Patent number 11,364,527
    • Issue date Jun 21, 2022
    • Keystone Tower Systems, Inc.
    • Rosalind K. Takata
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Medium-manganese steel product for low-temperature use and method f...
    • Patent number 11,352,679
    • Issue date Jun 7, 2022
    • Salzgitter Flachstahl GmbH
    • Peter Palzer
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Connecting and cathodic protection
    • Patent number 11,320,068
    • Issue date May 3, 2022
    • Baker Hughes Energy Technology UK Limited
    • Sui Wang
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Spiral forming
    • Patent number 11,213,872
    • Issue date Jan 4, 2022
    • Keystone Tower Systems, Inc.
    • Eric D. Smith
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Hydroforming tool and method to augment a ram forming machine
    • Patent number 11,141,772
    • Issue date Oct 12, 2021
    • PROTO-1 MANUFACTURING, L.C.C.
    • John Schwochert
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Immobilised insert
    • Patent number 11,085,561
    • Issue date Aug 10, 2021
    • Baker Hughes Energy Technology UK Limited
    • Leigh Shippen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method of manufacturing boron coated straws for neutron detection t...
    • Patent number 10,974,300
    • Issue date Apr 13, 2021
    • Proportional Technologies, Inc.
    • Jeffrey L. Lacy
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tapered structure construction
    • Patent number 10,974,298
    • Issue date Apr 13, 2021
    • Keystone Tower Systems, Inc.
    • Eric D. Smith
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Tubular core and method
    • Patent number 10,933,455
    • Issue date Mar 2, 2021
    • Pacific Roller Die Company, Inc.
    • Robert F. Miller
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Ultrasonic welding of annular components
    • Patent number 10,919,106
    • Issue date Feb 16, 2021
    • General Electric Company
    • Todd Jay Rockstroh
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tapered spiral welded structure
    • Patent number 10,895,088
    • Issue date Jan 19, 2021
    • Keystone Tower Systems, Inc.
    • Eric D. Smith
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus for forming in continuous a spiral seamed conduit, formin...
    • Patent number 10,857,579
    • Issue date Dec 8, 2020
    • ZEFFIRO SRL
    • Gino Guasti
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    MOBILE FACTORY OF STEEL SHEET COIL HELICAL PIPE
    • Publication number 20240181514
    • Publication date Jun 6, 2024
    • MEMPS-TUBOS HELICOIDAIS INDÚSTRIA E SERVIÇOS LTDA
    • Ene Pires de OLIVEIRA
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    LARGE-DIAMETER SPIRAL WELDED STEEL PIPE WITH COMPOSITE STRUCTURE WA...
    • Publication number 20240183466
    • Publication date Jun 6, 2024
    • NANJING DADE STEEL PIPE CO., LTD.
    • Fujun ZHAN
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    SPIRAL FORMING
    • Publication number 20240082899
    • Publication date Mar 14, 2024
    • Keystone Tower Systems, Inc.
    • Eric D. Smith
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    MOUNTING AND CATHODIC PROTECTION
    • Publication number 20230323984
    • Publication date Oct 12, 2023
    • BAKER HUGHES ENERGY TECHNOLOGY UK LIMITED
    • Sui Wang
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    A METHOD FOR PRODUCING A CARCASS, A METHOD OF PRODUCING A FLEXIBLE...
    • Publication number 20230271241
    • Publication date Aug 31, 2023
    • NATIONAL OILWELL VARCO DENMARK I/S
    • Lasse Tang Koch
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    TAPERED STRUCTURE CONSTRUCTION
    • Publication number 20230249236
    • Publication date Aug 10, 2023
    • Keystone Tower Systems, Inc.
    • Eric D. Smith
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    LARGE CONTAINER AND METHOD FOR PRODUCING A LARGE CONTAINER
    • Publication number 20230227247
    • Publication date Jul 20, 2023
    • XL Beteiligungen GmbH & Co. KG
    • Manuel Lipp
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    TUBE AND A METHOD OF MANUFACTURING A TUBE
    • Publication number 20230182187
    • Publication date Jun 15, 2023
    • Sandvik Intellectual Property AB
    • Krister WICKMAN
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SPIRAL TUBE
    • Publication number 20230001464
    • Publication date Jan 5, 2023
    • POSCO
    • Woo-Yeon Cho
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    TUBE AND A METHOD OF MANUFACTURING A TUBE
    • Publication number 20220339688
    • Publication date Oct 27, 2022
    • Sandvik Intellectual Property AB
    • Krister WICKMAN
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CONTROL SYSTEM AND METHOD FOR TAPERED STRUCTURE CONSTRUCTION
    • Publication number 20220297175
    • Publication date Sep 22, 2022
    • Keystone Tower Systems, Inc.
    • Rosalind K. TAKATA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DUCT CUTTING-AND-FORMING DEVICE FOR ELBOW DUCT MANUFACTURING DEVICE
    • Publication number 20220274147
    • Publication date Sep 1, 2022
    • Ok Tae KIM
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Elbow-Shaped Duct Manufacturing Apparatus
    • Publication number 20220184681
    • Publication date Jun 16, 2022
    • Sung Keun NOH
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    SPIRAL FORMING
    • Publication number 20220080484
    • Publication date Mar 17, 2022
    • Keystone Tower Systems, Inc.
    • Eric D. Smith
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    A Tool, a Method and an Apparatus for Mounting Rods Around a Centra...
    • Publication number 20220055091
    • Publication date Feb 24, 2022
    • Air Toolbox AS
    • Markus Leonhard Hansen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Tubular core and method
    • Publication number 20220001430
    • Publication date Jan 6, 2022
    • Pacific Roller Die Company, Inc.
    • Robert F. Miller
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    AIR CONDUIT SPIRALLY WOUND AND PROVIDED WITH A PLURALITY OF HOLES,...
    • Publication number 20210213506
    • Publication date Jul 15, 2021
    • Gino Guasti
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    TAPERED STRUCTURE CONSTRUCTION
    • Publication number 20210213501
    • Publication date Jul 15, 2021
    • Keystone Tower Systems, Inc.
    • Eric D. Smith
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    TAPERED SPIRAL WELDED STRUCTURE
    • Publication number 20210115690
    • Publication date Apr 22, 2021
    • Keystone Tower Systems, Inc.
    • Eric D. Smith
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    IMPROVEMENTS IN ARMOURED CABLE AND ITS MANUFACTURE
    • Publication number 20210101196
    • Publication date Apr 8, 2021
    • Marc FITZNER
    • D07 - ROPES CABLES OTHER THAN ELECTRIC
  • Information Patent Application

    PIPE TUBULAR REINFORCEMENT FORMING MACHINE, AND RELATED METHOD
    • Publication number 20200398325
    • Publication date Dec 24, 2020
    • TECHNIP N-POWER
    • Rafael Pacheco STIKAN
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    CYLINDRICAL TUBE FORMATION
    • Publication number 20200324329
    • Publication date Oct 15, 2020
    • Keystone Tower Systems, Inc.
    • Michel Caron
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    METHODS FOR MAKING LAYERED TUBULAR STRUCTURES
    • Publication number 20200282440
    • Publication date Sep 10, 2020
    • Techreo LLC
    • Kevin B. McNeil
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    APPARATUS FOR FORMING IN CONTINUOUS A SPIRAL SEAMED CONDUIT, FORMIN...
    • Publication number 20200230675
    • Publication date Jul 23, 2020
    • Gino GUASTI
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    IMMOBILISED INSERT
    • Publication number 20190316711
    • Publication date Oct 17, 2019
    • GE Oil & Gas UK Limited
    • Leigh Shippen
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    DEVICE AND METHOD FOR PRODUCING STRIP WOUND TUBES
    • Publication number 20190193132
    • Publication date Jun 27, 2019
    • Westfalia Metallschlauchtechnik GmbH & Co. KG
    • KARSTEN SCHENK
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SPIRAL FORMING
    • Publication number 20190160505
    • Publication date May 30, 2019
    • Keystone Tower Systems, Inc.
    • Eric D. Smith
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    SEAMING DEVICE
    • Publication number 20190160516
    • Publication date May 30, 2019
    • Toyo Seikan Co., Ltd.
    • Kazumoto Obata
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    HYDROFORMING TOOL AND METHOD TO AUGMENT A RAM FORMING MACHINE
    • Publication number 20190099797
    • Publication date Apr 4, 2019
    • John Schwochert
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    HORIZONTALLY WOUND COIL OF METALLURGICALLY HEAT TREATED METAL TUBIN...
    • Publication number 20190084022
    • Publication date Mar 21, 2019
    • Inductotherm Group Australia Pty. Ltd.
    • Christopher Gordon STONE
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...