Pressure vessel
US-12128346-B2 · Oct 29, 2024 · US
in the form of a tube
in the form of a tube · 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 | B01J3/042 |
| Official title | {in the form of a tube} |
| Display label | in the form of a tube |
| Total patents | 75 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 1 |
| 2017 | 6 |
| 2018 | 5 |
| 2019 | 8 |
| 2020 | 7 |
| 2021 | 7 |
| 2022 | 7 |
| 2023 | 8 |
| 2024 | 11 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Pilot-scale supercritical water oxidation oil and hydrogen production system capable of realizing long-distance multi-stage heating of organic rock
US-11850577-B2 · Dec 26, 2023 · US
Thermal stripping urea plant and process
US-2023382849-A1 · Nov 30, 2023 · US
Thermal stripping urea plant and process
US-11814340-B2 · Nov 14, 2023 · US
Method for carrying out a gas/fluid two-phase high-pressure reaction
US-11766653-B2 · Sep 26, 2023 · US
Process for reducing ethylene volatiles during ldpe polymerization
US-2023220127-A1 · Jul 13, 2023 · US
Processes for reducing shutdown time of sub-systems in low-density polyethylene production
US-2023201783-A1 · Jun 29, 2023 · US
Pilot-Scale Supercritical Water Oxidation Oil and Hydrogen Production System Capable of Realizing Long-Distance Multi-Stage Heating of Organic Rock
US-2023191348-A1 · Jun 22, 2023 · US
Process and plant for the synthesis of urea
US-2023118984-A1 · Apr 20, 2023 · US
Reactor for carrying out a reaction between two non-miscible fluids of different densities
US-11529607-B2 · Dec 20, 2022 · US
Pulsed compression reactors and methods for their operation
US-2022387950-A1 · Dec 8, 2022 · US
Pulsed compression reactors and methods for their operation
US-11446619-B2 · Sep 20, 2022 · US
Thermal stripping urea plant and process
US-2022274916-A1 · Sep 1, 2022 · US
Pressure vessel
US-2022212136-A1 · Jul 7, 2022 · US
Cap for closing a sample container for microwave treatment and a method and sample assembly for performing microwave treatment
US-11305285-B2 · Apr 19, 2022 · US
Methods of Controlling Shutdown of Reactor Systems
US-2022025075-A1 · Jan 27, 2022 · US
Reactor for carrying out a gas-liquid two-phase high-pressure reaction with a foaming medium
US-2021371361-A1 · Dec 2, 2021 · US
Method for carrying out a gas/fluid two-phase high-pressure reaction
US-2021354101-A1 · Nov 18, 2021 · US
Process for the preparation of ethylene homopolymers or copolymers
US-11155649-B2 · Oct 26, 2021 · US
High pressure, free radical polymerizations to produce ethylene-based polymers
US-2021309767-A1 · Oct 7, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J3/042?
- CPC B01J3/042 is the Cooperative Patent Classification code for “in the form of a tube.”
- How many patents are filed under CPC B01J3/042 (in the form of a tube)?
- Our database includes 75 publications tagged with this CPC code.
- Is patent activity under CPC B01J3/042 growing?
- Publication counts under this code: 11 in 2024 vs 5 in 2025 (latest complete years).