Repair of Pipeline Welds Using Friction Stir Processing
US-2018221984-A1 · Aug 9, 2018 · US
Pipe-lines
Pipe-lines · 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 | B23K2101/10 |
| Official title | Pipe-lines |
| Display label | Pipe-lines |
| Total patents | 229 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 22 |
| 2016 | 17 |
| 2017 | 19 |
| 2018 | 17 |
| 2019 | 25 |
| 2020 | 26 |
| 2021 | 23 |
| 2022 | 25 |
| 2023 | 13 |
| 2024 | 25 |
| 2025 | 13 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fabrication of pipe strings using friction stir welding
US-10016840-B2 · Jul 10, 2018 · US
Circumferential welded joint of line pipe, method of forming circumferential welded joint of line pipe, and line pipe
US-9833856-B2 · Dec 5, 2017 · US
Pipeline and manufacturing method thereof
US-2017304953-A1 · Oct 26, 2017 · US
Pipe handling system and method of joining pipe sections
US-2017276260-A1 · Sep 28, 2017 · US
Orbital welding torch systems and methods with lead/lag angle stop
US-9770775-B2 · Sep 26, 2017 · US
Fuel tank fill assembly
US-2017259665-A1 · Sep 14, 2017 · US
Pipeline and manufacturing method thereof
US-9737962-B2 · Aug 22, 2017 · US
Remote control for exothermic reaction mold
US-2017232551-A1 · Aug 17, 2017 · US
Laser welding device and laser welding method
US-2017225268-A1 · Aug 10, 2017 · US
Techniques for Joining Lined Pipelines
US-2017227150-A1 · Aug 10, 2017 · US
Additive manufactured conglomerated powder removal from internal passages
US-2017216921-A1 · Aug 3, 2017 · US
Method and system to start and use combination filler wire feed and high intensity energy source for root pass welding of the inner diameter of clad pipe
US-9718147-B2 · Aug 1, 2017 · US
Site conditions thick-wall P92 pipe local heat treatment method
US-9663841-B2 · May 30, 2017 · US
High strength steel plate having low yield ratio excellent in terms of strain ageing resistance, method of manufacturing the same and high strength welded steel pipe made of the same
US-9657868-B2 · May 23, 2017 · US
Fabrication of Pipe Strings Using Friction Stir Welding
US-2017080518-A1 · Mar 23, 2017 · US
Fabrication of Pipe Strings Using Friction Stir Welding
US-2017080519-A1 · Mar 23, 2017 · US
Process for producing welded joint using GMA welding and CO2 as a shielding gas
US-9555496-B2 · Jan 31, 2017 · US
Steel material for highly deformable line pipes having superior strain aging resistance and superior hic resistance, method for manufacturing same, and welded steel pipe
US-2017022583-A1 · Jan 26, 2017 · US
High-temperature piping product and method for producing same
US-9541281-B2 · Jan 10, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B23K2101/10?
- CPC B23K2101/10 is the Cooperative Patent Classification code for “Pipe-lines.”
- How many patents are filed under CPC B23K2101/10 (Pipe-lines)?
- Our database includes 229 publications tagged with this CPC code.
- Is patent activity under CPC B23K2101/10 growing?
- Publication counts under this code: 25 in 2024 vs 13 in 2025 (latest complete years).