LandOfFree - US Patents - Listing for Wells

High proppant concentration/high CO.sub.2 ratio fracturing syste

Wells – Processes – Distinct – separate injection and producing wells

High salinity polymer drive for surfactant flooding systems

Wells – Processes – Cementing – plugging or consolidating

High strength foamed well cement compositions and methods

High strength particles and methods of their use in...

High strength particulates

Wells – Packers or plugs – Flow stopping type; e.g. – plug

High strength water soluble plug

High strength, chemical resistant particulate solids and methods

Wells – Processes – Specific pattern of plural wells

High sweep efficiency enhanced oil recovery process

Wells – Processes – Distinct – separate injection and producing wells

High sweep efficiency steam drive oil recovery method

Wells – Processes – Distinct – separate injection and producing wells

High sweep efficiency steam drive oil recovery method

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

High temperature environment tool system and method

Wells – Processes – Cementing – plugging or consolidating

High temperature flexible cementing compositions and methods...

Wells – Processes – Chemical inter-reaction of two or more introduced materials

High temperature fracturing fluids and method of use

Wells – Packers or plugs – With expanding anchor

High temperature high pressure retrievable packer

Wells – Packers or plugs – With expanding anchor

High temperature high pressure retrievable packer with...

Wells – Expansible anchor or casing – Expansible means translated by wedge or cam

High temperature high pressure retrievable packer with...

Wells – Processes – Chemical inter-reaction of two or more introduced materials

High temperature hydraulic fracturing fluid

Wells – With eduction pump or plunger

High temperature mechanical seal

Wells – Processes – Separating material entering well

High temperature methods for forming oxidizer fuel