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PCE
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CPC Main Group
C10G 17/00

Refining of hydrocarbon oils in the absence of hydrogen, with acids, acid-forming compounds or acid-containing liquids, e.g. acid sludge

5 direct subcodes

Child Classifications

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  • C10G 17/09 with acid salts
  • C10G 17/095 with "solid acids", e.g. phosphoric acid deposited on a carrier
  • C10G 17/10 Recovery of used refining agents