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John H. Duerksen

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.alpha. olefin sulfonate surfactant additives for gas foam...

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In-situ heated annulus refining process

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Method and apparatus for in-situ heated annulus refining...

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Method of flowing viscous hydrocarbons in a single well...

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Method of recovering hydrocarbons using single well...

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Method of flowing viscous hydrocarbons in a single well...

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Profile ID: LFCA-PAI-P-326873

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