TREA

Gearhart Tesel Limited

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Organization

  • Basin Gstoke, GB
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Downhole tools
    • Patent number 4,715,440
    • Issue date Dec 29, 1987
    • Gearhart Tesel Limited
    • Timothy G. Boxell
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Connector apparatus
    • Patent number 4,712,846
    • Issue date Dec 15, 1987
    • Gearhart Tesel Limited
    • Frank B. Bardsley
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Downhole resettable formation sampling tool
    • Patent number 4,676,096
    • Issue date Jun 30, 1987
    • Gearhart Tesel, Ltd.
    • Frank B. Bardsley
    • E21 - EARTH DRILLING MINING