Blast lance for gas blowing, its use and method of production
US-12529521-B2 · Jan 20, 2026 · US
Construction of the lance, e.g. lances for injecting particles
Construction of the lance, e.g. lances for injecting particles · 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 | F27D2003/169 |
| Official title | {Construction of the lance, e.g. lances for injecting particles} |
| Display label | Construction of the lance, e.g. lances for injecting particles |
| Total patents | 41 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 7 |
| 2017 | 4 |
| 2018 | 8 |
| 2019 | 3 |
| 2020 | 2 |
| 2022 | 3 |
| 2023 | 7 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Reducing gas injection system
US-12504233-B2 · Dec 23, 2025 · US
Method for manufacturing molten iron with electric arc furnace
US-12492439-B2 · Dec 9, 2025 · US
Smelting unit for steel production with a tap weight of between 60 t and 350 t
US-2025043370-A1 · Feb 6, 2025 · US
Pipe flange coupling device, a pipe assembly and a top-submerged-lance (TSL) system
US-11835160-B2 · Dec 5, 2023 · US
Blast furnace with shaft feeding of hot process gas
US-2023375272-A1 · Nov 23, 2023 · US
Gas injection nozzle refractory and gas injection nozzle
US-11821691-B2 · Nov 21, 2023 · US
Lance for blowing oxygen in steelmaking
US-2023366052-A1 · Nov 16, 2023 · US
Gas injection device
US-2023349025-A1 · Nov 2, 2023 · US
Reducing gas injection system
US-2023324122-A1 · Oct 12, 2023 · US
Blast lance for gas blowing, its use and method of production
US-2023228491-A1 · Jul 20, 2023 · US
Method for manufacturing molten iron with electric arc furnace
US-2022403478-A1 · Dec 22, 2022 · US
Pipe flange coupling device, a pipe assembly and a top-submerged-lance (tsl) system
US-2022364661-A1 · Nov 17, 2022 · US
Gas injection nozzle refractory and gas injection nozzle
US-2022003500-A1 · Jan 6, 2022 · US
Method and device for heating a furnace
US-10746402-B2 · Aug 18, 2020 · US
Ultrasonic degassing of molten metals
US-10640846-B2 · May 5, 2020 · US
Burner-lance unit
US-10508315-B2 · Dec 17, 2019 · US
Apparatus for refining molten aluminum alloys
US-10393439-B2 · Aug 27, 2019 · US
Process for the production of a PGM-enriched alloy
US-10323302-B2 · Jun 18, 2019 · US
Top submerged injection lance for enhanced submerged combustion
US-10077940-B2 · Sep 18, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F27D2003/169?
- CPC F27D2003/169 is the Cooperative Patent Classification code for “Construction of the lance, e.g. lances for injecting particles.”
- How many patents are filed under CPC F27D2003/169 (Construction of the lance, e.g. lances for injecting particles)?
- Our database includes 41 publications tagged with this CPC code.
- Is patent activity under CPC F27D2003/169 growing?
- Publication counts under this code: 7 in 2023 vs 3 in 2025 (latest complete years).