Mean strain ratio analysis method and system for detecting...
Method and apparatus for detecting wear of a rotatable bit
Method and apparatus for determining drill string movement mode
Method and apparatus for determining potential abrasivity in...
Method and system for predicting performance of a drilling syste
Method and system for predicting performance of a drilling...
Method and system for predicting performance of a drilling...
Method and system for predicting performance of a drilling...
Method for determining drilling malfunction by correlation...
Method for determining drilling malfunction by correlation...
Method for monitoring the wear of a rotary type drill bit
Method of assaying downhole occurrences and conditions
Method of monitoring wear of rock bit cutters