4. Wells
  5. Processes
  6. Graveling or filter forming

Donald M. Smith

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Apparatus and method for mixing separated fluids downhole

Wells – Processes – Chemical inter-reaction of two or more introduced materials
Patent

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Method and apparatus for the intermittent delivery of oxygen the

Surgery – Respiratory method or device – Means for supplying respiratory gas under positive pressure
Patent

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Method and system increasing the operational availability of a s

Boots – shoes – and leggings
Patent

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Oil well gravel packing method and apparatus

Wells – Processes – Graveling or filter forming
Patent

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Sulfur-containing compounds and lubricants and fuels containing

Compositions – Electrolytes for electrical devices
Patent

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Profile ID: LFUS-PAI-P-283595

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