LandOfFree - US Patents - Listing for Electricity: measuring and testing,Of geophysical surface or subsurface in situ

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – Using electrode arrays – circuits – structure – or supports

Methods and apparatus for imaging earth formation with a...

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – With radiant energy or nonconductive-type transmitter

Methods and apparatus for induction logging in cased boreholes

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – Using electrode arrays – circuits – structure – or supports

Methods and apparatus for measurement of electronic properties o

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – Using electrode arrays – circuits – structure – or supports

Methods and apparatus for measurement of electronic properties o

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – With radiant energy or nonconductive-type transmitter

Methods and apparatus for measurement of low frequency a.c. magn

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – Using electrode arrays – circuits – structure – or supports

Methods and apparatus for measurement of the resistivity of geol

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – Using electrode arrays – circuits – structure – or supports

Methods and apparatus for measurement of the resistivity of geol

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – Using electrode arrays – circuits – structure – or supports

Methods and apparatus for measuring characteristics of a formati

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – Using electrode arrays – circuits – structure – or supports

Methods and apparatus for measuring electrical properties of...

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – Using electrode arrays – circuits – structure – or supports

Methods and apparatus for measuring electrical properties of...

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – Using electrode arrays – circuits – structure – or supports

Methods and apparatus to produce stick-slip motion of logging to

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – Using electrode arrays – circuits – structure – or supports

Methods and apparatuses for measuring the resistivity of...

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – Including borehole fluid investigation

Methods and devices for analysis of sealed containers

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – For small object detection or location

Methods employing permanent magnets for marking, locating, traci

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – With radiant energy or nonconductive-type transmitter

Methods for determining formation dip and strike using high freq

Electricity: measuring and testing – Of geophysical surface or subsurface in situ

Methods for enhancing mapping of thermal fronts in oil recovery

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – Using electrode arrays – circuits – structure – or supports

Methods of determining resistivity of a formation through...

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – With radiant energy or nonconductive-type transmitter

Methods of logging geological formations

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – Using electrode arrays – circuits – structure – or supports

Methods of operation of apparatus measuring formation resistivit