Rate of penetration recorder
Rate of penetration sensor for oil drilling rigs
Real time management system for slickline/wireline
Real time petrophysical evaluation system
Receptacle for sampling downhole
Reeled tubing support for downhole equipment module
Remote sensing and measurement of distances along a borehole
Remote well signalling apparatus and methods
Remotely operated downhole test disconnect switching apparatus
Removable downhole measuring instruments with electrical connect
Resistance sensing free-point tool
Rheology test system
Rock core test unit vibrator
Rock extensometer
Rod mounted load cell
Rod pump optimization system
Rotary straddle tester apparatus with safety joint back-off clut
Rotary torque and rpm indicator for oil well drilling rigs
Rotating multi-parameter bond tool