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  • CPC
  • Y10T29/49977
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YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS Y10USPC classification Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION Y10T29/00Metal working

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Y10T29/49977From center of ingot to leave hollow blank
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Hollow structural rod and production method thereof
    • Patent number 8,156,648
    • Issue date Apr 17, 2012
    • Airbus Operation SAS
    • Virginie Audart-Noël
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Rotating apparatus disk
    • Patent number 7,722,330
    • Issue date May 25, 2010
    • SIEMENS ENERGY, INC.
    • Brij Seth
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method of manufacturing a rotating apparatus disk
    • Patent number 7,316,057
    • Issue date Jan 8, 2008
    • Siemens Power Generation, Inc.
    • Brij Seth
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Separator plate for wet-type multiplate clutch and wet-type multipl...
    • Patent number 7,096,561
    • Issue date Aug 29, 2006
    • NSK-Warner K.K.
    • Hiroyuki Kinpara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method of making metal tubes
    • Patent number 4,317,271
    • Issue date Mar 2, 1982
    • Combustion Engineering, Inc.
    • Bhaven Chakravarti
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Method of manufacturing high pressure fuel injection pipes
    • Patent number 4,196,505
    • Issue date Apr 8, 1980
    • Usui Kokusai Sangyo Kabushiki Kaisha
    • Masayoshi Usui
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3908732
    • Patent number 3,908,732
    • Issue date Sep 30, 1975
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    3808671
    • Patent number 3,808,671
    • Issue date May 7, 1974
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    3603374
    • Patent number 3,603,374
    • Issue date Sep 7, 1971
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    1987201
    • Patent number 1,987,201
    • Issue date Jan 8, 1935
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1896704
    • Patent number 1,896,704
    • Issue date Feb 7, 1933
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1607475
    • Patent number 1,607,475
    • Issue date Nov 16, 1926
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1408330
    • Patent number 1,408,330
    • Issue date Feb 28, 1922
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1348677
    • Patent number 1,348,677
    • Issue date Aug 3, 1920
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1242127
    • Patent number 1,242,127
    • Issue date Oct 9, 1917
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    443785
    • Patent number 443,785
    • Issue date Dec 30, 1890
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents