John Philip Granville

2 Patents

• US125298112026

  Detection and Quantification of Sand Flows in a Borehole

  HALLIBURTON ENERGY SERVICES, Inc.

  0 cites
• US119946422024

  Method and Apparatus for Geophysical Formation Evaluation Measurements Behind Casing

  HALLIBURTON ENERGY SERVICES, Inc.

  0 cites