TREA

Bob's Casing Crews

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  • Odessa, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Power tongs
    • Patent number 4,334,444
    • Issue date Jun 15, 1982
    • Bob's Casing Crews
    • Kenneth J. Carstensen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Power tongs
    • Patent number 4,215,602
    • Issue date Aug 5, 1980
    • Bob's Casing Crews
    • Kenneth J. Carstensen
    • E21 - EARTH DRILLING MINING