Method and catalyst system for the production of para-xylene
US-10144006-B2 · Dec 4, 2018 · US
the beds being placed in separate reactors
the beds being placed in separate reactors · 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 | B01J8/0457 |
| Official title | {the beds being placed in separate reactors} |
| Display label | the beds being placed in separate reactors |
| Total patents | 160 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 14 |
| 2016 | 18 |
| 2017 | 19 |
| 2018 | 20 |
| 2019 | 13 |
| 2020 | 20 |
| 2021 | 17 |
| 2022 | 11 |
| 2023 | 13 |
| 2024 | 7 |
| 2025 | 5 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ethylene-to-liquids systems and methods
US-2018305273-A1 · Oct 25, 2018 · US
System and method for producing hydrogen
US-10053363-B2 · Aug 21, 2018 · US
Fixed bed radial flow reactor for light paraffin conversion
US-2018229198-A1 · Aug 16, 2018 · US
Method and reaction equipment for preparing dimethyl ether and olefin from methanol
US-10029966-B2 · Jul 24, 2018 · US
Process for the selective hydrogenation of olefinic feeds with a single principal reactor and a guard reactor of reduced size
US-9957207-B2 · May 1, 2018 · US
Method and system for adjusting synthesis gas module in an oxygen transport membrane based reforming system
US-9938145-B2 · Apr 10, 2018 · US
Reformate hydrotreatment method
US-9879186-B2 · Jan 30, 2018 · US
Method and device for producing a catalyst
US-9859567-B2 · Jan 2, 2018 · US
Methods and apparatuses for hydrocarbon production
US-9834494-B2 · Dec 5, 2017 · US
Reactor components
US-9809759-B2 · Nov 7, 2017 · US
Efficient oxidative coupling of methane processes and systems
US-9790144-B2 · Oct 17, 2017 · US
Oxidative coupling of methane systems and methods
US-2017283345-A1 · Oct 5, 2017 · US
Catalytic membrane system for converting biomass to hydrogen
US-2017283721-A1 · Oct 5, 2017 · US
Process comprising two reaction zones and apparatus therefore
US-9731261-B2 · Aug 15, 2017 · US
Method for producing a-hydroxyisobutyric acid amide and reactor
US-2017226049-A1 · Aug 10, 2017 · US
Method for producing A-hydroxyisobutyric acid amide and reactor
US-9718761-B2 · Aug 1, 2017 · US
Premixer, radially fixed bed reactor, reaction system for oxidative dehydrogenation
US-9718745-B2 · Aug 1, 2017 · US
Apparatus and method for producing cyclic carbonate
US-2017197931-A1 · Jul 13, 2017 · US
Process Comprising Two Reaction Zones And Apparatus Therefore
US-2017173548-A1 · Jun 22, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J8/0457?
- CPC B01J8/0457 is the Cooperative Patent Classification code for “the beds being placed in separate reactors.”
- How many patents are filed under CPC B01J8/0457 (the beds being placed in separate reactors)?
- Our database includes 160 publications tagged with this CPC code.
- Is patent activity under CPC B01J8/0457 growing?
- Publication counts under this code: 7 in 2024 vs 5 in 2025 (latest complete years).