Real time management system for slickline/wireline
Reeled tubing support for downhole equipment module
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
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
Sample extractor
Sample sleeve with integral acoustic transducers
Sampling of drilling mud
Sampling resistivity of formation fluids in a well bore
Selective earth formation testing through well casing
Self-contained bore hole flow measurement system and method ther
Sensing impending sealed bearing and gage failure