Apparatus and method for purging gaseous compounds
US-10161035-B2 · Dec 25, 2018 · US
Supplying steam, vapour, gases or liquids
Supplying steam, vapour, gases or liquids · 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 | F27D7/02 |
| Official title | Supplying steam, vapour, gases or liquids |
| Display label | Supplying steam, vapour, gases or liquids |
| Total patents | 200 |
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 | 20 |
| 2017 | 18 |
| 2018 | 12 |
| 2019 | 17 |
| 2020 | 20 |
| 2021 | 20 |
| 2022 | 21 |
| 2023 | 22 |
| 2024 | 15 |
| 2025 | 15 |
| 2026 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for Calcining Mineral Rock in a Regenerative Parallel-Flow Vertical Shaft Furnace, and Furnace Used
US-2018283788-A1 · Oct 4, 2018 · US
Manufacturing method of silicon carbide-based honeycomb structure
US-2018265419-A1 · Sep 20, 2018 · US
Method for Contactlessly Cooling Steel Sheets and Device Therefor
US-2018245173-A1 · Aug 30, 2018 · US
Laminar flow shrink oven
US-2018209740-A1 · Jul 26, 2018 · US
Method for the Homogeneous Non-Contact Temperature Control of Non-Endless Surfaces Which Are to Be Temperature-Controlled, and Device Therefor
US-2018155803-A1 · Jun 7, 2018 · US
Holding oven
US-9907436-B2 · Mar 6, 2018 · US
Method of producing galvannealed steel sheet
US-2018051356-A1 · Feb 22, 2018 · US
Method for operating blast furnace
US-2018044745-A1 · Feb 15, 2018 · US
Device for heating iron and steel products, and method for heating iron and steel products
US-2018044758-A1 · Feb 15, 2018 · US
Method for operating blast furnace
US-2018023152-A1 · Jan 25, 2018 · US
Method for manufacturing a nickel-titanium alloy using a high vacuum crucibleless levitation melting process
US-2018003441-A1 · Jan 4, 2018 · US
Refining device and refining method for titanium scraps and sponge titanium using deoxidising gas
US-9840755-B2 · Dec 12, 2017 · US
Boiler using liquid metal as working medium and power generation system comprising same
US-2017350586-A1 · Dec 7, 2017 · US
Heat Treatment Apparatus
US-2017336143-A1 · Nov 23, 2017 · US
Furnace
US-2017336070-A1 · Nov 23, 2017 · US
Chlorine bypass device
US-9823020-B2 · Nov 21, 2017 · US
Finish heat treatment method and finish heat treatment apparatus for iron powder
US-9815115-B2 · Nov 14, 2017 · US
Fiber oxidation oven with multiple independently controllable heating systems
US-9809909-B2 · Nov 7, 2017 · US
Heat treatment apparatus
US-9759489-B2 · Sep 12, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F27D7/02?
- CPC F27D7/02 is the Cooperative Patent Classification code for “Supplying steam, vapour, gases or liquids.”
- How many patents are filed under CPC F27D7/02 (Supplying steam, vapour, gases or liquids)?
- Our database includes 200 publications tagged with this CPC code.
- Is patent activity under CPC F27D7/02 growing?
- Publication counts under this code: 15 in 2024 vs 15 in 2025 (latest complete years).