CPC Subgroup
C10G 19/02 with aqueous alkaline solutions
Full Title
Refining hydrocarbon oils in the absence of hydrogen, by alkaline treatment > with aqueous alkaline solutions
2 direct subcodes
Child Classifications
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- C10G 19/04 containing solubilisers, e.g. solutisers
- C10G 19/06 with plumbites or plumbates