Process and plant for producing olefins
US-2019382324-A1 · Dec 19, 2019 · US
Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor (B01J3/08, B01J8/00, B01J19/08 take precedence)
Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor (B01J3/08, B01J8/00, B01J19/08 take precedence) · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01J12/00 |
| Official title | Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor (B01J3/08, B01J8/00, B01J19/08 take precedence) |
| Display label | Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor (B01J3/08, B01J8/00, B01J19/08 take precedence) |
| Total patents | 144 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 17 |
| 2016 | 12 |
| 2017 | 11 |
| 2018 | 9 |
| 2019 | 15 |
| 2020 | 13 |
| 2021 | 14 |
| 2022 | 13 |
| 2023 | 14 |
| 2024 | 11 |
| 2025 | 12 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Synthesis gas manufacturing method and synthesis gas manufacturing apparatus
US-10472235-B2 · Nov 12, 2019 · US
Combustion controller for combustible gas
US-10468146-B2 · Nov 5, 2019 · US
Supersonic shock wave reactors, and associated systems and methods
US-10384180-B2 · Aug 20, 2019 · US
Urea plant
US-10384184-B2 · Aug 20, 2019 · US
Layer packet contacting for electrically heatable honeycomb body
US-10364721-B2 · Jul 30, 2019 · US
System and method for increasing a carbon monoxide content of syngas produced by a steam methane reformer
US-2019224641-A1 · Jul 25, 2019 · US
Ozone cleaning system
US-2019224516-A1 · Jul 25, 2019 · US
Ozone cleaning system
US-2019175971-A1 · Jun 13, 2019 · US
Burner assembly with low NOx emissions
US-10197269-B2 · Feb 5, 2019 · US
Oxycombustion systems and methods with thermally integrated ammonia synthesis
US-2019016603-A1 · Jan 17, 2019 · US
Oxycombustion systems and methods with thermally integrated ammonia synthesis
US-10106430-B2 · Oct 23, 2018 · US
Urea ammonium nitrate production
US-2018290937-A1 · Oct 11, 2018 · US
Installation and process for the preparation of hydrogen cyanide
US-2018215626-A1 · Aug 2, 2018 · US
High Pressure Free Radical Polymerization Process with Flexible Control of Molecular Weight Distribution
US-2018155457-A1 · Jun 7, 2018 · US
Layer packet contacting for electrically heatable honeycomb body
US-2018128144-A1 · May 10, 2018 · US
Installation and process for the preparation of hydrogen cyanide
US-9944533-B2 · Apr 17, 2018 · US
Synthesis gas manufacturing method and synthesis gas manufacturing apparatus
US-2018093886-A1 · Apr 5, 2018 · US
Process for producing polycrystalline silicon
US-2018065858-A1 · Mar 8, 2018 · US
Apparatus for the preparation of silanes
US-9862613-B2 · Jan 9, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J12/00?
- CPC B01J12/00 is the Cooperative Patent Classification code for “Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor (B01J3/08, B01J8/00, B01J19/08 take precedence).”
- How many patents are filed under CPC B01J12/00 (Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor (B01J3/08, B01J8/00, B01J19/08 take precedence))?
- Our database includes 144 publications tagged with this CPC code.
- Is patent activity under CPC B01J12/00 growing?
- Publication counts under this code: 11 in 2024 vs 12 in 2025 (latest complete years).