LandOfFree - US Patents - Listing for Wells,Processes,Distinct, separate injection and producing wells

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Steam foam surfactants enriched in alpha olefin disulfonates for

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Steam injection including alpha-olephin sulfonate dimer surfacta

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Steam injection method with constant rate of heat

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Steam injection profile control agent and process

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Steam injection profile control agent and process

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Steam mediated fluorochemically enhanced oil recovery

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Steam-assisted gravity drainage heavy oil recovery process

Wells – Processes – Distinct – separate injection and producing wells

Reexamination Certificate

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Steam-channel-expanding steam foam drive

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Stem drive oil recovery method utilizing a downhole steam genera

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Stepped polycrystalline diamond compact insert

Wells – Processes – Distinct – separate injection and producing wells

Reexamination Certificate

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Subterranean formation permeability contrast correction methods

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Sulfomethylated lignite salt as a sacrifical agent in oil recove

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Sulfomethylated lignosulfonates as additives in oil recovery pro

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Sulfomethylated lignosulfonates as additives in oil recovery pro

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Sulfonate-cosurfactant mixtures for use in hard brines during oi

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Sulfone cosurfactants in enhanced oil recovery processes

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Sulfoxide cosurfactants in enhanced oil recovery processes

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Surfacant waterflooding oil recovery method

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Surfactant flooding system

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Surfactant oil recovery method for use in high temperature forma

Wells – Processes – Distinct – separate injection and producing wells

Patent

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