4. Cleaning and liquid contact with solids
  5. Processes
  6. Including regeneration, purification, recovery or separation...

Paul Y. Chen

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Interfacial process for preparing polyaromatic esters

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
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Process for cleaning the interiors of vessels

Cleaning and liquid contact with solids – Processes – Including regeneration – purification – recovery or separation...
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Process for removing nitrogen from shale oil

Mineral oils: processes and products – Refining – Nitrogen contaminant removal
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