Improved sintering or induration belt for sinter or pellet plants
US-2026016229-A1 · Jan 15, 2026 · US
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Endless-strand sintering machines
Endless-strand sintering machines · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F27B21/06 |
| Official title | Endless-strand sintering machines |
| Display label | Endless-strand sintering machines |
| Total patents | 24 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 3 |
| 2020 | 3 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Stepwise gas distribution and graded oxygen supplementation device for distribution of high-ratio circulating flue gas
US-12487032-B1 · Dec 2, 2025 · US
Travelling grate condition monitoring
US-12475550-B2 · Nov 18, 2025 · US
Induration machine
US-12050058-B2 · Jul 30, 2024 · US
Biomass Direct Reduced Iron
US-2023366051-A1 · Nov 16, 2023 · US
Travelling grate condition monitoring
US-2022277433-A1 · Sep 1, 2022 · US
Induration machine
US-2022026149-A1 · Jan 27, 2022 · US
Facility for longitudinal sealing up wind boxes in travelling grate facilities
US-2020158435-A1 · May 21, 2020 · US
Solidifying device
US-10591216-B2 · Mar 17, 2020 · US
Side wall of a pallet car for a travelling grate machine, pallet car comprising such a side wall and method for converting a pallet car
US-2020041207-A1 · Feb 6, 2020 · US
Pallet car for the transport of bulk material for a thermal treatment
US-10414597-B2 · Sep 17, 2019 · US
Solidifying device
US-2019101333-A1 · Apr 4, 2019 · US
Method and apparatus for charging pallet cars of a traveling grate for the thermal treatment of bulk materials
US-10234205-B2 · Mar 19, 2019 · US
Method and apparatus for charging pallet cars of a traveling grate for the thermal treatment of bulk materials
US-2018372410-A1 · Dec 27, 2018 · US
Pallet car for the transport of bulk material for a thermal treatment
US-2018362261-A1 · Dec 20, 2018 · US
Supply chute for sinter material
US-10126055-B2 · Nov 13, 2018 · US
Dust conditioning of sinter band gases for an electrostatic precipitator
US-2018231315-A1 · Aug 16, 2018 · US
Gaseous fuel supply apparatus for sintering machine
US-9821381-B2 · Nov 21, 2017 · US
Supply chute for sinter material
US-2016010921-A1 · Jan 14, 2016 · US
Dry granulation of metallurgical slag
US-9200346-B2 · Dec 1, 2015 · US