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

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Polymer-containing fluid and an oil recovery method using the fl

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Polymerflood process

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Polymerflood process

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Polymeric compositions and methods for use in well applications

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Polymerizable surfactants for permeability control in waterflood

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Polymers useful in the recovery and processing of natural resour

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Polysilalkylenesilane polymer useful in enhanced oil recovery us

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Polysilicate esters for oil reservoir permeability control

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Polysilicate esters for oil reservoir permeability control

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Polysilylenesiloxane polymers useful in enhanced oil recovery us

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Post-steam alkaline flooding using buffer solutions

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Pre-caustic flood treatment

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Preparing an aqueous alkaline solution for recovery of oil from

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Preventing plugging by insoluble salts in a hydrocarbon-bearing

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Pro-ecological mining system

Wells – Processes – Distinct – separate injection and producing wells

Reexamination Certificate

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Proactive conformance for oil or gas wells

Wells – Processes – Distinct – separate injection and producing wells

Reexamination Certificate

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Process and apparatus for enhanced hydrocarbon recovery

Wells – Processes – Distinct – separate injection and producing wells

Reexamination Certificate

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Process and apparatus for removing dissolved oxygen

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Process and means for preventing blockages of crude oil deposits

Wells – Processes – Distinct – separate injection and producing wells

Patent

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Process employing CO.sub.2 /CH gas mixtures for secondary exploi

Wells – Processes – Distinct – separate injection and producing wells

Patent

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