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Content Provider : USPTO Patent Applications

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Patent

IDENTIFYING OIL AND GAS RESERVOIRS WITH OXYGEN ISOTOPES

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Patent

Method and Apparatus for Separating Carbon and Oxygen Isotopes by Using Optical Fiber Laser

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Patent

Method and apparatus for concentrating oxygen isotopes

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Patent

METHOD AND APPARATUS FOR ENRICHMENT OF HEAVY OXYGEN ISOTOPES

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Patent

Labeling Methods with Oxygen Isotopes

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Patent

Method and crucible for liberating oxygen isotopes from oxygen-containing solids

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Patent

IDENTIFYING HYDROCARBON PRODUCTION ZONES

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Patent

METHOD FOR DETECTING AND QUANTIFYING OXYGEN IN OXIDIZABLE COMPOUNDS

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Patent

ISOTOPIC COMPOSITIONS

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Patent

Method for Detecting and Quantifying Oxygen in Oxidizable Compounds

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