B24C 3/327
By an axially-moving flow of abrasive particles without passing a blast gun
Official title: {by an axially-moving flow of abrasive particles without passing a blast gun, impeller or the like along the internal surface (polishing or abrading surfaces using plastically deformable grinding compound, moved relatively to the workpiece under the influence of pressure B24B31/116)}
B24C3/327 (By an axially-moving flow of abrasive particles without passing a blast gun) appears on 91 US grants and 93 published applications in this corpus.
Search patents in B24C- Granted patents
- 91
- Published applications
- 93
- Assignees
- 67
- Inventors
- 218
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
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| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
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| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 3 |
| 2004 | 4 | 5 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 3 |
| 2010 | 0 | 3 |
| 2011 | 2 | 0 |
| 2012 | 1 | 2 |
| 2013 | 4 | 1 |
| 2014 | 1 | 5 |
| 2015 | 1 | 1 |
| 2016 | 3 | 8 |
| 2017 | 4 | 7 |
| 2018 | 3 | 7 |
| 2019 | 9 | 13 |
| 2020 | 5 | 9 |
| 2021 | 3 | 7 |
| 2022 | 11 | 6 |
| 2023 | 4 | 2 |
| 2024 | 5 | 2 |
| 2025 | 5 | 5 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Abrasive flow machining process for a meridionally divided turbine housing, and a masking fixture used in said process11 Aug 2026US 12,703,064 B2Garrett Transportation I Inc.
- Suspension cleaning21 Apr 2026US 12,605,056 B2Saban Ventures Pty Limited
- Indexer, indexer retrofit kit and method of use thereof14 Oct 2025US 12,443,206 B2Stoneage, Inc.
- Indexer and method of use thereof17 Jun 2025US 12,332,670 B2Stoneage, Inc.
- Methods for cleaning-in-place20 May 2025US 12,303,945 B2Regenesis Bioremediation Products
- Polishing device and polishing method4 Dec 2025US 2025/0367781 A1Aecc Shanghai Commercial Aircraft Engine Manufacturing Co., Ltd.
- Surface polishing method for micro inner flow channel, micro inner flow channel part and polishing medium27 Nov 2025US 2025/0360597 A1Aecc Shanghai Commercial Aircraft Engine Manufacturing Co., Ltd.
- Indexer and method of use thereof2 Oct 2025US 2025/0306613 A1Stoneage, Inc.
- Method and apparatus for low-pressure abrasive flow finishing26 Jun 2025US 2025/0205853 A1Vaya Space, Inc.
- Indexer, indexer retrofit kit and method of use thereof6 Feb 2025US 2025/0044813 A1Stoneage, Inc.
Most cited
By later US patents
- Method for polishing surgical stents80US 5,746,691 AGlobal Therapeutics, Inc. · 1998
- Method for the cleaning of the interior of installed conduits46US 5,007,461 AinterTechno AG · 1991
- Method for polishing surgical stents46US 6,537,202 B1Cook Incorporated · 2003
- In-situ removal of oily deposits from the interior surfaces of conduits43US 4,579,596 AUnion Carbide Corporation · 1986
- Apparatus for polishing surgical stents42US 6,183,353 B2Cook Incorporated · 2001