Patents Represented by Attorney Theodore E. Bieber

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  • Super long seismic source
    Patent number: 3953826
    Abstract: An elongated seismic source for use in marine seismic explorations consisting of individual seismic sources with one or more sources being grouped in an array. A number of arrays are used with each array being individually supported in the water and coupled by a separate cable to a vessel. The cables are arranged for towing the arrays in a straight line while the vessel contains means for individually controlling the length of the cables.
    Type: Grant
    Filed: May 15, 1975
    Date of Patent: April 27, 1976
    Assignee: Shell Oil Company
    Inventors: Dennis R. Brundrit, Jacobus C. VAN Wijnen
  • Velocity logger for logging intervals
    Patent number: 3949352
    Abstract: Method and apparatus for acoustically logging of a borehole wherein a beam of ultrasonic energy is transmitted from the borehole to the formation to produce substantially only shear waves in the formation. The shear waves are received at a position spaced from the point at which the acoustical waves were generated. The system includes means to measure the time required for the shear waves to travel from the transmitting point to the receiving point and/or the reduction in amplitude of the received shear waves.
    Type: Grant
    Filed: January 17, 1969
    Date of Patent: April 6, 1976
    Assignee: Shell Oil Company
    Inventor: Charles B. Vogel