• All sections
• C - Chemistry; metallurgy
• C10G - Cracking hydrocarbon oils; production of liquid hydrocarbon mixtures, e.g. by destructive hydrogenation, oligomerisation, polymerisation; recovery of hydrocarbon oils from oil-shale, oil-sand, or gases; refining mixtures mainly consisting of hydrocarbons; reforming of naphtha; mineral waxes
• C10G 55/04 - Treatment of hydrocarbon oils, in the absence of hydrogen, by at least one refining process and at least one cracking process plural serial stages only including at least one thermal cracking step

Patent holdings for IPC class C10G 55/04

Total number of patents in this class: 401

10-year publication summary

Principal owners for this class