4. Signals and indicators
  5. Indicators
  6. Gravity type

Arthur F. Zobal

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Abrasive belt life booster

Compositions – Electrolytes for electrical devices
Patent

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Accelerating set of retarded cement

Wells – Processes – Cementing – plugging or consolidating
Patent

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Accelerating set of retarded cement

Wells – Processes – Cementing – plugging or consolidating
Patent

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Adapter assembly for electrical leads

Geometrical instruments
Patent

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Additive for drilling fluid

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

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Profile ID: LFUS-PAI-P-2219

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