TREA

Humberto Hijuelos

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  • East Hazelcrest, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Internal weld bead metallizing system and method
    • Patent number 4,954,682
    • Issue date Sep 4, 1990
    • Maneely-Illinois, Inc.
    • Ireneusz W. Baran
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Tube-coating method and apparatus therefor
    • Patent number 4,621,399
    • Issue date Nov 11, 1986
    • Allied Tube & Conduit Corporation
    • Gulzar A. Qureshi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Continuous production of polished and buffed tubing
    • Patent number 4,441,238
    • Issue date Apr 10, 1984
    • Allied Tube & Conduit Corporation
    • Humberto Hijuelos
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR