TREA

Control or regulating devices

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Industry

  • CPC
  • B21C37/128
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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

B21C37/128Control or regulating devices
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • 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

    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

    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

    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

    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

    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

    SPIRAL FORMING
    • Publication number 20160375476
    • Publication date Dec 29, 2016
    • Keystone Tower Systems, Inc.
    • Eric D. Smith
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    APPARATUS FOR AND METHOD OF MANUFACTURING HELICALLY WOUND STRUCTURES
    • Publication number 20120291956
    • Publication date Nov 22, 2012
    • ITI Scotland Limited
    • John Peter Booth
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD FOR PRODUCING WELDED HELICAL- SEAM TUBES HAVING OPTIMIZED TU...
    • Publication number 20120261387
    • Publication date Oct 18, 2012
    • Salzgitter Mannesmann Grossrohr GmbH
    • Carsten Holste
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    APPARATUS FOR AND METHOD OF MANUFACTURING A HELICALLY WOUND TUBULAR...
    • Publication number 20110277525
    • Publication date Nov 17, 2011
    • ITI SCOTLAND LIMITED
    • Richard Martin Curtis
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Apparatus for and Method of Manufacturing Helically Wound Structures
    • Publication number 20090165518
    • Publication date Jul 2, 2009
    • John Peter Booth
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Method of producing helically corrugated metal pipe and related pip...
    • Publication number 20070245789
    • Publication date Oct 25, 2007
    • William L. Zepp
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Machine for producing spiral seamed pipe
    • Publication number 20020100304
    • Publication date Aug 1, 2002
    • Ovalformer LLC
    • Miller S. Price
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Apparatus for forming tapered spiral tubes
    • Publication number 20010018839
    • Publication date Sep 6, 2001
    • Robert E. Miller
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...