B23D 79/021
For removing welding, brazing or soldering burrs
Official title: {for removing welding, brazing or soldering burrs, e.g. flash, on pipes or rods}
B23D79/021 (For removing welding, brazing or soldering burrs) appears on 69 US grants and 31 published applications in this corpus.
Search patents in B23D- Granted patents
- 69
- Published applications
- 31
- Assignees
- 48
- Inventors
- 163
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 2 | 1 |
| 2009 | 1 | 1 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 6 |
| 2016 | 3 | 4 |
| 2017 | 2 | 3 |
| 2018 | 5 | 0 |
| 2019 | 1 | 0 |
| 2020 | 4 | 2 |
| 2021 | 0 | 2 |
| 2022 | 2 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
| 2025 | 2 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Inner burr removal tool holder structure14 Apr 2026US 12,599,980 B2BYD Company Limited
- Position detection apparatus for seam portion and heating portion of welded steel pipe, manufacturing equipment for welded steel pipe, position detection method for seam portion and heating portion of welded steel pipe, manufacturing method for welded steel pipe, and quality control method for welded steel pipe15 Jul 2025US 12,358,081 B2Jfe Steel Corporation
- Monolithic precursor test coupons for testing material properties of metal-injection-molded components and methods and apparatuses for making such coupons25 Feb 2025US 12,233,469 B2The Boeing Company
- Device for removing internal blockage materials from a fluid-conveying line16 Jul 2024US 12,036,586 B2Petroleo Brasileiro S.A. - Petrobras
- Weld bead cutting device and weld bead cutting method11 Jul 2023US 11,698,617 B2Toyota Jidosha Kabushiki Kaisha
- Tool Module for Carrier Robot and Machining Method Implemented by the Tool Module16 Jul 2026US 2026/0202000 A1
- Inner burr removal tool holder structure11 Jul 2024US 2024/0227048 A1BYD Company Limited
- Position detection apparatus for seam portion and heating portion of welded steel pipe, manufacturing equipment for welded steel pipe, position detection method for seam portion and heating portion of welded steel pipe, manufacturing method for welded steel pipe, and quality control method for welded steel pipe18 Jan 2024US 2024/0017358 A1Jfe Steel Corporation
- Water pipe scale removal device30 Mar 2023US 2023/0098654 A1
- Monolithic precursor test coupons for testing material properties of metal-injection-molded components and methods and apparatuses for making such coupons24 Mar 2022US 2022/0088690 A1The Boeing Company
Most cited
By later US patents
- Device for removing internal circular flash20US 4,084,484 A1978
- Multi-function pipeline weld removal apparatus17US 5,899,795 A1999
- Friction stir welding flash removal component15US 10,661,379 B1Esab AB · 2020
- Cutting tool15US 4,252,481 AWidder Corporation · 1981
- Scarfing apparatus13US 5,192,013 AAbbey Etna Machine Company · 1993