LandOfFree - US Patents - Listing for Boring or penetrating the earth,With signaling, indicating, testing or measuring

Boring or penetrating the earth – With signaling – indicating – testing or measuring

Disposable telemetry cable deployment system

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Indicating – testing or measuring a condition of the formation

Double emulsion based drilling fluids

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Measuring or indicating drilling fluid rate of flow

Down hole blow out preventer and method of use

Boring or penetrating the earth – With signaling – indicating – testing or measuring

Down-hole bearing assemblies

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Tool position direction or inclination measuring or...

Down-hole drilling apparatus

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Indicating agent released in drilling fluid

Downhole abrading tool having taggants for indicating...

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Indicating agent released in drilling fluid

Downhole abrading tool having taggants for indicating...

Boring or penetrating the earth – With signaling – indicating – testing or measuring

Downhole acoustic source

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Tool position direction or inclination measuring or...

Downhole combination tool

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Tool position direction or inclination measuring or...

Downhole combination tool

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Providing identifiable indication of core position in situ...

Downhole core sampling and testing apparatus

Boring or penetrating the earth – With signaling – indicating – testing or measuring

Downhole drilling apparatus and method for using same

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Tool position direction or inclination measuring or...

Downhole drilling assembly orienting device

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Tool position direction or inclination measuring or...

Downhole drilling tool system

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Tool position direction or inclination measuring or...

Downhole electrode for well guidance system

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Indicating – testing or measuring a condition of the formation

Downhole in-situ measurement of physical and or chemical propert

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Indicating – testing or measuring a condition of the formation

Downhole in-situ measurement of physical and or chemical propert

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Indicating – testing or measuring a condition of the formation

Downhole in-situ measurement of physical and or chemical...

Boring or penetrating the earth – With signaling – indicating – testing or measuring

Downhole measurement of depth