DIFF Subgroup
C10G 29/06 Metal salts, or metal salts deposited on a carrier
Introduced: September 1968
Full Title
Refining of hydrocarbon oils, in the absence of hydrogen, with other chemicals > Metal salts, or metal salts deposited on a carrier
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
Child Classifications
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