Pipe or rod workholder

Patents Grantslast 30 patents

  • Information Patent Grant

    Semi-automatic pipe threading plant and apparatus therefor

    • Patent number 4,516,306
    • Issue date May 14, 1985
    • Tubular Threading Incorporated
    • Robert J. Albert
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Stabilizers for a steady rest

    • Patent number 4,483,224
    • Issue date Nov 20, 1984
    • Roy Lee
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Methods and apparatus for threading a pipe

    • Patent number 4,465,422
    • Issue date Aug 14, 1984
    • The Pope Company, Inc.
    • Donald L. Blust
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method and apparatus for forming internal threads in tubes

    • Patent number 4,457,153
    • Issue date Jul 3, 1984
    • Apex Corporation
    • John X. Russell
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pipe thread cutting and assembly machine

    • Patent number 4,404,721
    • Issue date Sep 20, 1983
    • MCC Corporation
    • Taketomo Ohyama
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus for rethreading tubular members

    • Patent number 4,402,120
    • Issue date Sep 6, 1983
    • Reed Tubular Products Company
    • Jerry Haygood
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method and apparatus for machining pipe collars

    • Patent number 4,281,430
    • Issue date Aug 4, 1981
    • Jo-Way Tool Company, Inc.
    • Dieter H. Hellnick
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Device for centering and maintaining short spool pieces

    • Patent number 4,099,283
    • Issue date Jul 11, 1978
    • McKellar; Robert L.
    • Dale Allen Jueckstock
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method of threading short spool pieces

    • Patent number 4,028,762
    • Issue date Jun 14, 1977
    • McKellar; Robert L.
    • Dale Allen Jueckstock
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Coated conduit threader

    • Patent number 3,983,589
    • Issue date Oct 5, 1976
    • Robert H. Arnett
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3820773

    • Patent number 3,820,773
    • Issue date Jun 28, 1974
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3662414

    • Patent number 3,662,414
    • Issue date May 16, 1972
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3631552

    • Patent number 3,631,552
    • Issue date Jan 4, 1972
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3499178

    • Patent number 3,499,178
    • Issue date Mar 10, 1970
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3108699

    • Patent number 3,108,699
    • Issue date Oct 29, 1963
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3098570

    • Patent number 3,098,570
    • Issue date Jul 23, 1963
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3090499

    • Patent number 3,090,499
    • Issue date May 21, 1963
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2959268

    • Patent number 2,959,268
    • Issue date Nov 8, 1960
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    2923952

    • Patent number 2,923,952
    • Issue date Feb 9, 1960
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2803840

    • Patent number 2,803,840
    • Issue date Aug 27, 1957
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2728253

    • Patent number 2,728,253
    • Issue date Dec 27, 1955
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2690572

    • Patent number 2,690,572
    • Issue date Oct 5, 1954
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2688144

    • Patent number 2,688,144
    • Issue date Sep 7, 1954
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2679748

    • Patent number 2,679,748
    • Issue date Jun 1, 1954
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2655670

    • Patent number 2,655,670
    • Issue date Oct 20, 1953
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2654463

    • Patent number 2,654,463
    • Issue date Oct 6, 1953
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2539723

    • Patent number 2,539,723
    • Issue date Jan 30, 1951
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2503761

    • Patent number 2,503,761
    • Issue date Apr 11, 1950
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2405141

    • Patent number 2,405,141
    • Issue date Aug 6, 1946
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    2389556

    • Patent number 2,389,556
    • Issue date Nov 20, 1945
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents