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Wilhelmus Hubertus Paulus Maria Heijnen

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  • Nienhagen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wellbore system having non-return valve
    • Patent number 6,585,048
    • Issue date Jul 1, 2003
    • Shell Oil Company
    • Wilhelmus Hubertus Paulus Maria Heijnen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Device for manipulating a tool in a well tubular
    • Patent number 6,575,236
    • Issue date Jun 10, 2003
    • Shell Oil Company
    • Wilhelmus Hubertus Paulus Maria Heijnen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Leak detection method
    • Patent number 6,513,591
    • Issue date Feb 4, 2003
    • Shell Oil Company
    • Wilhelmus Hubertus Paulus Maria Heijnen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Multilateral wellbore system
    • Patent number 6,464,001
    • Issue date Oct 15, 2002
    • Shell Oil Company
    • Stephen Richard Braithwaite
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Method and apparatus for creation and isolation of multiple fractur...
    • Patent number 6,460,619
    • Issue date Oct 8, 2002
    • Shell Oil Company
    • Stephen Richard Braithwaite
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pipe expansion device
    • Patent number 6,460,615
    • Issue date Oct 8, 2002
    • Shell Oil Company
    • Wilhelmus Hubertus Paulus Maria Heijnen
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Method and apparatus for improving the permeability in an earth for...
    • Patent number 6,460,618
    • Issue date Oct 8, 2002
    • Shell Oil Company
    • Stephen Richard Braithwaite
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Lock assembly
    • Patent number 6,457,749
    • Issue date Oct 1, 2002
    • Shell Oil Company
    • Wilhelmus Hubertus Paulus Maria Heijnen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Downhole safety valve
    • Patent number 6,390,199
    • Issue date May 21, 2002
    • Shell Oil Company
    • Wilhelmus Hubertus Paulus Maria Heijnen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Setting an annular seal
    • Patent number 6,390,202
    • Issue date May 21, 2002
    • Shell Oil Company
    • Wilhelmus Hubertus Paulus Maria Heijnen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Flow identification system
    • Patent number 6,386,285
    • Issue date May 14, 2002
    • Shell Oil Company
    • Wilhelmus Hubertus Paulus Maria Heijnen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Generating electric power in a wellbore
    • Patent number 6,380,476
    • Issue date Apr 30, 2002
    • Shell Oil Company
    • Wilhelmus Hubertus Paulus Maria Heijnen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Method of creating a weld in a wellbore
    • Patent number 6,371,211
    • Issue date Apr 16, 2002
    • Shell Oil Company
    • Wilhelmus Hubertus Paulus Maria Heijnen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR