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

Dave Feuerbacher

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Quaternary ammonium salts as thickening agents for aqueous...

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

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Quaternary ammonium salts as thickening agents for aqueous...

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

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Surfactant blends for aqueous solutions useful for improving...

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

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Profile ID: LFUS-PAI-P-2363781

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