4. Wells
  5. Processes
  6. Sampling well fluid

Ralph L. Nichols

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Apparatus and process for water treatment

Liquid purification or separation – Processes – Including geographic feature
Reexamination Certificate

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Depth-discrete sampling port

Wells – Processes – Sampling well fluid
Patent

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Depth-discrete sampling port

Measuring and testing – Borehole or drilling – Fluid flow measuring or fluid analysis
Patent

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In-situ remediation system for volatile organic compounds...

Liquid purification or separation – Processes – Treatment by living organism
Reexamination Certificate

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Modular, multi-level groundwater sampler

Wells – With means for separately pumping from plural sources in well
Patent

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Profile ID: LFUS-PAI-P-1303696

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