Process for conformal processing of cylindrical shell inner weld seam
US-12472575-B2 · Nov 18, 2025 · US
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with an electrode working inside the tube
with an electrode working inside the tube · 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 | B23K9/0284 |
| Official title | {with an electrode working inside the tube} |
| Display label | with an electrode working inside the tube |
| Total patents | 16 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 3 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Welding torch and corresponding manufacturing method
US-12330245-B2 · Jun 17, 2025 · US
Process method for conformal processing of cylindrical shell inner weld seam by special mobile robot
US-2023191521-A1 · Jun 22, 2023 · US
Wear resistant granular direction altering device
US-11485588-B2 · Nov 1, 2022 · US
Welding torch and corresponding manufacturing method
US-2022072643-A1 · Mar 10, 2022 · US
Wear Resistant Granular Direction Altering Device
US-2021292107-A1 · Sep 23, 2021 · US
System and method to locate and repair insert holes on a gas turbine component
US-10399187-B2 · Sep 3, 2019 · US
Underwater connection operations
US-10384288-B2 · Aug 20, 2019 · US
Method for welding austenitic stainless steel sheets
US-2019039165-A1 · Feb 7, 2019 · US
Pipe crawling welding device and method of welding pipes with such device
US-2018281120-A1 · Oct 4, 2018 · US
Pipe crawling welding device and method of welding pipes with such device
US-2018281119-A1 · Oct 4, 2018 · US
System and method to locate and repair insert holes on a gas turbine component
US-2018221999-A1 · Aug 9, 2018 · US
Welding system and welding method of cylindrical structures
US-2017232540-A1 · Aug 17, 2017 · US
Underwater connection operations
US-2016279727-A1 · Sep 29, 2016 · US
Method of and a welding station for laying a pipeline, with pipe section welded together by internal and external welding
US-9339886-B2 · May 17, 2016 · US
Process for welding pipe connections for high temperature applications
US-2015258629-A1 · Sep 17, 2015 · US