LandOfFree - US Patents - Listing for Wells,Processes,With indicating, testing, measuring or locating

Wells – Processes – With indicating – testing – measuring or locating

Underground well kick detector

Wells – Processes – With indicating – testing – measuring or locating

Unidirectional filter for hydraulic systems

Wells – Processes – With indicating – testing – measuring or locating

Universal downhole tool control apparatus and methods

Wells – Processes – With indicating – testing – measuring or locating

Use of capillary-membrane sampling device to monitor oil-drillin

Wells – Processes – With indicating – testing – measuring or locating

Use of electromagnetic acoustic transducers in downhole...

Wells – Processes – With indicating – testing – measuring or locating

Use of fiber optics in deviated flows

Wells – Processes – With indicating – testing – measuring or locating

Use of fiber optics in deviated flows

Wells – Processes – With indicating – testing – measuring or locating

Use of profile control agents to enhance water disposal

Wells – Processes – With indicating – testing – measuring or locating

Use of sequential fracturing and controlled release of pressure

Wells – Processes – With indicating – testing – measuring or locating

Use of tracers to monitor in situ miscibility of solvent in oil