Selective catalytic dehydrochlorination of hydrochlorofluorocarbons
US-10493443-B2 · Dec 3, 2019 · US
with chromium, molybdenum, tungsten or polonium
with chromium, molybdenum, tungsten or polonium · 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 | B01J27/132 |
| Official title | with chromium, molybdenum, tungsten or polonium |
| Display label | with chromium, molybdenum, tungsten or polonium |
| Total patents | 133 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 19 |
| 2017 | 12 |
| 2018 | 9 |
| 2019 | 15 |
| 2020 | 12 |
| 2021 | 12 |
| 2022 | 9 |
| 2023 | 9 |
| 2024 | 10 |
| 2025 | 10 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Catalytic isomerization of Z-1,1,1,4,4,4-hexafluoro-2-butene to E-1,1,1,4,4,4-hexafluoro-2-butene
US-10479745-B2 · Nov 19, 2019 · US
Efficient catalytic greenhouse gas-free hydrogen and aldehyde formation from alcohols
US-10435343-B2 · Oct 8, 2019 · US
Electrochemical hydroxide systems and methods using metal oxidation
US-2019284708-A1 · Sep 19, 2019 · US
Chromium oxyfluoride catalysts having high fluorination activity
US-10363549-B2 · Jul 30, 2019 · US
Process for the preparation of 2,3,3,3-tetrafluoropropene
US-10329227-B2 · Jun 25, 2019 · US
Process for the isomerisation of C3-7 (hydro)(halo)fluoroalkenes
US-10179754-B2 · Jan 15, 2019 · US
Gas-phase catalytic fluorination with chromium catalysts
US-2018370878-A1 · Dec 27, 2018 · US
Process for the preparation of 2,3,3,3-tetrafluoropropene
US-2018327341-A1 · Nov 15, 2018 · US
Catalytic chlorination of 3,3,3-trifluoropropene to 2,3-dichloro-1,1,1-trifluoropropane
US-2018237364-A1 · Aug 23, 2018 · US
Process for the preparation of 2,3,3,3-tetrafluoropropene
US-10053404-B2 · Aug 21, 2018 · US
Catalytic isomerization of z-1,1,1,4,4,4-hexafluoro-2-butene to e-1,1,1,4,4,4-hexafluoro-2-butene
US-2018215690-A1 · Aug 2, 2018 · US
Chromium oxyfluoride catalysts having high fluorination activity
US-2018214855-A1 · Aug 2, 2018 · US
Catalytic gas phase fluorination
US-9969663-B2 · May 15, 2018 · US
Carbide-derived carbons having incorporated metal chloride or metallic nanoparticles
US-2018117563-A1 · May 3, 2018 · US
Catalytic chlorination of 3,3,3-trifluoropropene to 2,3-dichloro-1,1,1-trifluoropropane
US-9938208-B2 · Apr 10, 2018 · US
Process for producing chlorotrifluoroethylene
US-9850188-B2 · Dec 26, 2017 · US
Carbide-derived carbons having incorporated metal chloride or metallic nanoparticles
US-9833765-B2 · Dec 5, 2017 · US
Selective catalytic dehydrochlorination of hydrochlorofluorocarbons
US-2017333888-A1 · Nov 23, 2017 · US
Dehydrofluorination of pentafluoroalkanes to form tetrafluoroolefins
US-9809515-B2 · Nov 7, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J27/132?
- CPC B01J27/132 is the Cooperative Patent Classification code for “with chromium, molybdenum, tungsten or polonium.”
- How many patents are filed under CPC B01J27/132 (with chromium, molybdenum, tungsten or polonium)?
- Our database includes 133 publications tagged with this CPC code.
- Is patent activity under CPC B01J27/132 growing?
- Publication counts under this code: 10 in 2024 vs 10 in 2025 (latest complete years).