4. Compositions
  5. Leather or fur treating

Darrell P. Salisbury

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Chemical additive for removing solids from a well drilling syste

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

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Filtration control additive for invert emulsion drilling fluids

Compositions – Leather or fur treating
Patent

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Filtration control additive for invert emulsion drilling fluids

Compositions – Leather or fur treating
Patent

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Invert emulsion drilling fluid comprising oligamide composition

Compositions – Preservative agents – Anti-corrosion
Patent

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Invert emulsion drilling fluid comprising oligamide composition

Compositions – Leather or fur treating
Patent

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Profile ID: LFUS-PAI-P-1159873

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