Resources Contact Us Home
Directional casing drilling

Image Number 8 for United States Patent #7086485.

A directional drilling system, including a casing string, a casing latch disposed inside the casing string proximate a lower end of the casing string and coupled to the casing string, a rotary steerable system disposed inside the casing string and coupled to the casing latch, and a drill bit coupled to the rotary steerable system.

  Recently Added Patents
Solid state lighting devices with cellular arrays and associated methods of manufacturing
Data distribution unit for vehicle entertainment system
Lens barrel and imaging device
HYR1 as a target for active and passive immunization against Candida
Performance monitoring of advanced process control systems
Bi-level switching with power packs
Hydrofluorocarbon refrigerant compositions for heat pump water heaters
  Randomly Featured Patents
Print wire attachment
Firearm bore cleaning device
Double clutch transmission for a motor vehicle
Method for bonding DVD layers
Optical coordinate data entry device with integral lens and spacer
Electronic surveillance via correlation of call legs
Circuit and method for accurately applying a voltage to a node of an integrated circuit
Semiconductor light emitting device and nitride semiconductor light emitting device
Method and means for collecting odors from a waste water lagoon
Variable depth memories for programmable logic devices