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

Method and apparatus for measuring formation resistivity through

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

Method and apparatus for measuring geometrical characteristics o

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

Method and apparatus for measuring in situ density and fabric of

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

Method and apparatus for measuring mud resistivity

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

Method and apparatus for measuring mud resistivity in a wellbore

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

Method and apparatus for measuring pollutants contaminating eart

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

Method and apparatus for measuring resistivity of an earth forma

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

Method and apparatus for measuring resistivity of an earth...

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

Method and apparatus for measuring strata resistivity adjacent a

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

Method and apparatus for measuring the earth formation resistivi

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

Method and apparatus for measuring the electrical resistivity of

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

Method and apparatus for measuring the resistivity of earth form

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

Method and apparatus for measuring the thickness of a layer of g

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

Method and apparatus for measuring transient electromagnetic and

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

Method and apparatus for metal detection employing digital...

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

Method and apparatus for minimizing direct coupling for...

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

Method and apparatus for monitoring changes in underwater sedime

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

Method and apparatus for monitoring the advance of seawater...

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

Method and apparatus for monitoring the relative position of a c