Powder supply hopper pressurizing apparatus, gasifier unit, integrated gasification combined cycle and control method of powder supply hopper pressurizing apparatus
US-12434923-B2 · Oct 7, 2025 · US
the systems comprising a reservoir, e.g. a bunker
the systems comprising a reservoir, e.g. a bunker · 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 | B65G53/22 |
| Official title | the systems comprising a reservoir, e.g. a bunker |
| Display label | the systems comprising a reservoir, e.g. a bunker |
| Total patents | 27 |
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 | 2 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 7 |
| 2019 | 5 |
| 2020 | 6 |
| 2021 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Tank pressurization control for air carts
US-11136204-B2 · Oct 5, 2021 · US
Powder supply hopper pressurizing apparatus, gasifier unit, integrated gasification combined cycle and control method of powder supply hopper pressurizing apparatus
US-2020391962-A1 · Dec 17, 2020 · US
Installation for distributing pulverulent substance by pneumatic transportation, comprising a device for depressurizing a pressurized reservoir in which said substance is stored
US-10823506-B2 · Nov 3, 2020 · US
Pressurizing system for powder supply hopper, gasification facility, integrated gasification combined cycle facility, and method for pressurizing powder supply hopper
US-10717594-B2 · Jul 21, 2020 · US
Enhanced pressurising of bulk material in lock hoppers
US-10633199-B2 · Apr 28, 2020 · US
Tank pressurization control for air carts
US-2020109019-A1 · Apr 9, 2020 · US
Tank pressurization control for air carts
US-10538397-B2 · Jan 21, 2020 · US
Tank pressurization control for air carts
US-10479618-B2 · Nov 19, 2019 · US
Tank pressurization control for air carts
US-10392202-B2 · Aug 27, 2019 · US
Tank pressurization control for air carts
US-10329101-B2 · Jun 25, 2019 · US
Pressurized tank and a device and method for feeding powder to a piping for conveying the powder
US-10259666-B2 · Apr 16, 2019 · US
Pressurizing system for powder supply hopper, gasification facility, integrated gasification combined cycle facility, and method for pressurizing powder supply hopper
US-2019031430-A1 · Jan 31, 2019 · US
Enhanced pressurising of bulk material in lock hoppers
US-2018251322-A1 · Sep 6, 2018 · US
Tank pressurization control for air carts
US-2018222690-A1 · Aug 9, 2018 · US
Tank pressurization control for air carts
US-2018222691-A1 · Aug 9, 2018 · US
Tank pressurization control for air carts
US-2018222692-A1 · Aug 9, 2018 · US
Tank pressurization control for air carts
US-2018170692-A1 · Jun 21, 2018 · US
A pressurized tank and a device and method for feeding powder to a piping for conveying the powder
US-2018170691-A1 · Jun 21, 2018 · US
Tank pressurization control for air carts
US-9963305-B2 · May 8, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65G53/22?
- CPC B65G53/22 is the Cooperative Patent Classification code for “the systems comprising a reservoir, e.g. a bunker.”
- How many patents are filed under CPC B65G53/22 (the systems comprising a reservoir, e.g. a bunker)?
- Our database includes 27 publications tagged with this CPC code.
- Is patent activity under CPC B65G53/22 growing?
- Publication counts under this code: 1 in 2021 vs 1 in 2025 (latest complete years).