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Trevor Hughes

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Analysis of drilling fluids

Radiant energy – Geological testing or irradiation – With sampling
Patent

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Analysis of drilling solids samples

Measuring and testing – Borehole or drilling – Downhole test
Patent

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Aqueous fracturing fluid

Earth boring – well treating – and oil field chemistry – Well treating – Contains organic component
Reexamination Certificate

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Aqueous fracturing fluid

Earth boring – well treating – and oil field chemistry – Well treating – Contains organic component
Reexamination Certificate

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Aqueous viscoelastic fluid

Wells – Processes – Distinct – separate injection and producing wells
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1345100

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