System for cutting materials in wellbores

System for cyclic injection and production from a well

System for degassing muds and for analysing the gases...

System for delivery of a tracer in fluid transport systems...

System for depositing and protecting sediment on the floor...

System for detecting gas in a wellbore during drilling

System for detecting voltage variation in a cable for...

System for detecting water leaks and preventing water damage

System for detection of obstructions in a motorized door system

System for determining formation characteristics

System for determining sealing in a wellbore

System for determining the free point of pipe stuck in a...

System for determining the position in automatic doors

System for displaying time information in acoustic well...

System for draining land areas through siphoning from a...

System for drilling a wellbore

System for drilling a wellbore

System for drilling and completing multilateral wells

System for drilling deviated boreholes

System for drilling oil and gas wells using a concentric...