Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Directional drilling control










Image Number 4 for United States Patent #7823655.

Methods and apparatus for using a quill to steer a hydraulic motor when elongating a wellbore in a direction having a horizontal component, wherein the quill and the hydraulic motor are coupled to opposing ends of a drill string, by monitoring an actual toolface orientation of a tool driven by the hydraulic motor via monitoring a drilling operation parameter indicative of a difference between the actual toolface orientation and a desired toolface orientation, and then adjusting a position of the quill by an amount that is dependent upon the monitored drilling operation parameter.








 
 
  Recently Added Patents
Antenna device and wireless communication apparatus
Utility knife
Automatic pill dispenser
Electronic multiparty accounts receivable and accounts payable system
Stroboscopic image modulation to reduce the visual blur of an object being viewed by an observer experiencing vibration
Digital display
Apparatus for performing timer management regarding a system timer scheduler service, and associated method
  Randomly Featured Patents
Rotatable slider body
Apparatus for preparing at least one tooth for receiving a crown, bridge and the like
Fluid flow system for floating biological contactor
Bonded cast, pin-finned heat sink and method of manufacture
Device for avoiding errors in delivering fluid to a container
Light measuring circuit for a photometer
Severing or cutting tool
Bed
Fluid management and component detection system
Stepped crimp ring