CPC Main Group
C10B 57/00 Other carbonising or coking processes; Features of destructive distillation processes in general
8 direct subcodes
Child Classifications
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- C10B 57/02 Multi-step carbonising or coking processes
- C10B 57/04 using charges of special composition
- C10B 57/08 Non-mechanical pretreatment of the charge (C10L9/00 takes precedence),
- C10B 57/12 Applying additives during coking
- C10B 57/14 Features of low-temperature carbonising processes
- C10B 57/16 Features of high-temperature carbonising processes
- C10B 57/18 Modifying the properties of the distillation gases in the oven (outside the oven C10K)
Top Applicants
Top 10 applicants by patent filingsfor class C10, 2013–2023, worldwide · Source: EPO PATSTAT
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 5,831
- SAUDI ARABIAN OIL COMPANY SA 2,918
- IFPEN (IFP ENERGIES NOUVELLES) FR 2,305
- EXXONMOBIL RESEARCH AND ENGINEERING COMPANY US 2,282
- UNIVERSAL OIL PRODUCTS COMPANY (UOP) US 2,268
- SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ NL 2,124
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 1,487
- CHEVRON CORPORATION US 1,400
- PETROCHINA COMPANY 1,372
- LUBRIZOL CORPORATION US 1,324