4. Earth boring, well treating, and oil field chemistry
  5. Earth boring
  6. Contains organic component

Christopher Alan Sawdon

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Invert biodegradable n-alkane(s) wellbore fluid containing less

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component
Patent

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Wellbore fluid

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

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Wellbore fluid comprising a base fluid and a particulate...

Wells – Processes – Cementing – plugging or consolidating
Reexamination Certificate

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Wellbore fluid comprising a base fluid and a particulate...

Boring or penetrating the earth – Processes – Boring with specific fluid
Reexamination Certificate

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Wellbore fluid comprising sulfonated copolymers with pendant...

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

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Profile ID: LFUS-PAI-P-334492

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