DIFF Subgroup
C10G 49/04 containing nickel, cobalt, chromium, molybdenum, or tungsten metals, or compounds thereof
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 > characterised by the catalyst used > containing nickel, cobalt, chromium, molybdenum, or tungsten metals, or compounds thereof
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 > characterised by the catalyst used > containing nickel, cobalt, chromium, molybdenum, or tungsten metals, or compounds thereof
No child classifications to compare. This is a leaf node in both IPC and CPC.