TREA

Edward K. Chang

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  • Gillette, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Burner construction
    • Patent number 5,950,929
    • Issue date Sep 14, 1999
    • The BOC Group, Inc.
    • John P. Collier
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Method for forming heat treating atmospheres
    • Patent number 5,779,826
    • Issue date Jul 14, 1998
    • The BOC Group, Inc.
    • Harbhajan S. Nayar
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Method of forming a copper circuit pattern
    • Patent number 5,242,535
    • Issue date Sep 7, 1993
    • The BOC Group, Inc.
    • Satish S. Tamhaukar
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    Acid copper electroplating solutions
    • Publication number 20040187731
    • Publication date Sep 30, 2004
    • Qing Min Wang
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR