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Apparatus for generating a shock wave in a well hole
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Extraction method and apparatus
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Treating subterranean hydrocarbon formations
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Method of recovering oil
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Method of eliminating water resistant coating from bore of injection wells
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Well packer confining means
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Recovery of uranium by carbonated water and surface action agents and wetting agents
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Oil well packer construction
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Oil well packer construction
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Oil well packer construction
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Process of recovering oil from oil fields involving the use of critically carbonated water
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Method of recovery of oil by injection of hydrocarbon solution of carbon dioxide into oil structure
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Packer construction for oil well tools
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Oil well treating and production tool
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Control means for oil well tools
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Injection and production tool for oil and gas wells
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Methane and carbon dioxide solutions in hydrocarbons
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Gaseous hydrocarbon and carbon dioxide solutions in hydrocarbons
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Oil well tool
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Dissemination of wetting agents in subterranean hydrocarbon-bearing formations
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