4. Earth boring, well treating, and oil field chemistry
  5. Earth boring
  6. Contains inorganic component other than water or clay

Henk Lekkerkerker

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Delayed-gelation solution

Wells – Processes – Cementing – plugging or consolidating
Reexamination Certificate

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Delayed-gelation solution

Earth boring – well treating – and oil field chemistry – Well treating – Contains inorganic component other than water or clay
Reexamination Certificate

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Process fluid

Earth boring – well treating – and oil field chemistry – Earth boring – Contains inorganic component other than water or clay
Reexamination Certificate

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Process fluid

Earth boring – well treating – and oil field chemistry – Earth boring – Contains inorganic component other than water or clay
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2424203

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