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

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

Process for recovering hydrocarbons by thermally assisted gravit

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

Process for selecting a steam foam forming surfactant

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

Process of cementing wells

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

Producing asphaltic crude oil

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

Production log

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

Production of a polyacrylamide solution used in an oil recovery

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

Production of hydrocarbons from underground formations

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

Production wells having permanent downhole formation evaluation

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

Programmed gelation of polymers using melamine resins

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

Proppant suspension testing devices and methods of use

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

Proppants coated by piezoelectric or magnetostrictive...

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

Proppants containing dispersed piezoelectric or...

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

Propping material for hydraulic fracturing

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

Protection against loss of downhole tools

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

Providing an expandable sealing element having a slot to...

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

Pump-down stinger assembly method and apparatus