Method for Producing Hydrocarbons by Oxidative Coupling of Methane without Catalyst
US-2016376148-A1 · Dec 29, 2016 · US
the impurity being an organic compound
the impurity being an organic compound · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C01B2203/048 |
| Official title | the impurity being an organic compound |
| Display label | the impurity being an organic compound |
| Total patents | 252 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 20 |
| 2016 | 43 |
| 2017 | 29 |
| 2018 | 21 |
| 2019 | 26 |
| 2020 | 18 |
| 2021 | 19 |
| 2022 | 14 |
| 2023 | 18 |
| 2024 | 18 |
| 2025 | 20 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Distributed hydrogen extraction system
US-9531024-B2 · Dec 27, 2016 · US
Proton conducting membranes for hydrogen production and separation
US-9527044-B2 · Dec 27, 2016 · US
Hydrocarbon upgrading
US-9523044-B2 · Dec 20, 2016 · US
Process for catalytic reforming
US-9517933-B2 · Dec 13, 2016 · US
Synthesis gas and nanocarbon production method and production system
US-9498764-B2 · Nov 22, 2016 · US
Mixed-conductor enhanced composite and core-shell oxides for cyclic redox production of fuels and chemicals
US-2016332151-A1 · Nov 17, 2016 · US
Method to produce methane rich fuel gas from carbonaceous feedstocks using a steam hydrogasification reactor and a water gas shift reactor
US-9493721-B2 · Nov 15, 2016 · US
Non-thermal plasma cleaning of dirty synthesis gas
US-2016325991-A1 · Nov 10, 2016 · US
Process to prepare a mixture of hydrogen and carbon monoxide from a liquid hydrocarbon feedstock containing a certain amount of ash
US-9487400-B2 · Nov 8, 2016 · US
Process for producing ammonia synthesis gas
US-2016311680-A1 · Oct 27, 2016 · US
A fuel cell reactor and a process for direct conversion of a hydrocarbon-containing gas to a higher hydrocarbons product
US-2016297727-A1 · Oct 13, 2016 · US
Method and system for purifying synthesis gas, in particular for ammonia synthesis
US-9464246-B2 · Oct 11, 2016 · US
Tar reforming furnace
US-2016289067-A1 · Oct 6, 2016 · US
Process for the production of hydrogen
US-9458013-B1 · Oct 4, 2016 · US
Process for the production of hydrogen with total recovery of co2 and recycling of unconverted methane
US-2016264417-A1 · Sep 15, 2016 · US
Recovery of CO2 in a process for the synthesis of methanol
US-9422212-B2 · Aug 23, 2016 · US
Gas Separation Membranes Based on Fluorinated and Perfluorinated Polymers
US-2016236141-A1 · Aug 18, 2016 · US
Ammonia production by integrated intensified processes
US-9416019-B2 · Aug 16, 2016 · US
Method of purification of biomass syngas under negative pressure
US-9409775-B2 · Aug 9, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01B2203/048?
- CPC C01B2203/048 is the Cooperative Patent Classification code for “the impurity being an organic compound.”
- How many patents are filed under CPC C01B2203/048 (the impurity being an organic compound)?
- Our database includes 252 publications tagged with this CPC code.
- Is patent activity under CPC C01B2203/048 growing?
- Publication counts under this code: 18 in 2024 vs 20 in 2025 (latest complete years).