4. Mineral oils: processes and products
  5. By treatment of solid mineral, e.g., coal liquefaction, etc.
  6. Specified procedure to improve separation of solids from...

David John Parkinson

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Apparatus and method for removing oil from oil-coated particles

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified procedure to improve separation of solids from...
Patent

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Apparatus and method for separating a mixture of a less...

Liquid purification or separation – Processes – Including controlling process in response to a sensed condition
Reexamination Certificate

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Apparatus for transferring settled or suspended solids from...

Material or article handling – Marine loading or unloading system – Marine vessel to/from well
Reexamination Certificate

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Control valve

Fluid handling – Systems – Multi-way valve unit
Reexamination Certificate

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Cyclone assembly and method for increasing or decreasing...

Gas separation – Deflector – Wear liners or surface characteristics
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1387734

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