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PCE
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DIFF Subgroup
C10G 49/18

in the presence of hydrogen-generating compounds, e.g. ammonia, water, hydrogen sulfide

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Treatment of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, not provided for in a single one of groups , , , , or > in the presence of hydrogen-generating compounds, e.g. ammonia, water, hydrogen sulfide

CPC:

Treatment of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, not provided for in a single one of groups C10G45/02, C10G45/32, C10G45/44, C10G45/58 or C10G47/00 > in the presence of hydrogen-generating compounds, e.g. ammonia, water, hydrogen sulfide

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

IPC defines codes here since 1980.

Child Classifications

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  • C10G 49/20 Organic compounds since 1980 IPC+CPC Available in IPC and CPC