Jet-type direct-fired preheating system
US-2026085374-A1 · Mar 26, 2026 · US
This page is not indexed by search engines while we improve data quality.
comprising roller trains
comprising roller trains · 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 | F27D2003/0042 |
| Official title | {comprising roller trains} |
| Display label | comprising roller trains |
| Total patents | 16 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 1 |
| 2020 | 1 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 5 |
| 2025 | 2 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Energy-saving low-carbon combustion system for ceramic roller kiln
US-12523426-B2 · Jan 13, 2026 · US
Cooling device and heat treatment apparatus including the same
US-2025281957-A1 · Sep 11, 2025 · US
Device and method by which the process control, in particular temperature control, of a metal product passed through along a single running-through line is flexibly influenced by means of at least two adjacent segments
US-12235046-B2 · Feb 25, 2025 · US
Production apparatus and production method for cathode active material for lithium ion secondary batteries
US-2024360004-A1 · Oct 31, 2024 · US
Heat treatment furnace
US-2024361075-A1 · Oct 31, 2024 · US
Transport roller for heating furnaces
US-12111108-B2 · Oct 8, 2024 · US
Production apparatus and production method for cathode active material for lithium ion secondary batteries
US-12091327-B2 · Sep 17, 2024 · US
Energy-saving low-carbon combustion system for ceramic roller kiln
US-2024183615-A1 · Jun 6, 2024 · US
Apparatus for manufacturing cathode active material for lithium ion secondary batteries, and method of manufacturing cathode active material for lithium ion secondary batteries
US-2023187630-A1 · Jun 15, 2023 · US
Production apparatus and production method for cathode active material for lithium ion secondary batteries
US-2023183093-A1 · Jun 15, 2023 · US
Device and method by which the process control, in particular temperature control, of a metal product passed through along a single running-through line is flexibly influenced by means of at least two adjacent segments
US-2022412653-A1 · Dec 29, 2022 · US
Transport roller for heating furnaces
US-2022333864-A1 · Oct 20, 2022 · US
Guiding unit for slabs in a continuous casting plant
US-10549342-B2 · Feb 4, 2020 · US
Guiding unit for slabs in a continuous casting plant
US-2018326476-A1 · Nov 15, 2018 · US
Device for guiding fibre tows through oxidation furnaces
US-9803297-B2 · Oct 31, 2017 · US