LandOfFree - US Patents - Listing for Boring or penetrating the earth,Automatic control,In response to drilling fluid circulation

Boring or penetrating the earth – Automatic control – In response to drilling fluid circulation

Method for detecting stuck pipe or poor hole cleaning

Boring or penetrating the earth – Automatic control – In response to drilling fluid circulation

Method for evaluating the power output of a drilling motor under

Boring or penetrating the earth – Automatic control – In response to drilling fluid circulation

Method for monitoring drilling mud properties

Boring or penetrating the earth – Automatic control – In response to drilling fluid circulation

Method of dynamically controlling bottom hole circulation...

Boring or penetrating the earth – Automatic control – In response to drilling fluid circulation

Method of dynamically controlling open hole pressure in a...

Boring or penetrating the earth – Automatic control – In response to drilling fluid circulation

Process and drilling equipment for sinking a well in underground

Boring or penetrating the earth – Automatic control – In response to drilling fluid circulation

Programming method for controlling a downhole steering tool

Boring or penetrating the earth – Automatic control – In response to drilling fluid circulation

Rotary steerable tool including drill string rotation...

Boring or penetrating the earth – Automatic control – In response to drilling fluid circulation

Shock buffer for nuclear control assembly

Boring or penetrating the earth – Automatic control – In response to drilling fluid circulation

Valved jet device for well drills