B24B 5/40
For grinding tubes internally
Official title: for grinding tubes internally
B24B5/40 (For grinding tubes internally) appears on 86 US grants and 101 published applications in this corpus.
Search patents in B24B- Granted patents
- 86
- Published applications
- 101
- Assignees
- 76
- Inventors
- 226
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 3 |
| 2007 | 2 | 3 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 2 | 6 |
| 2012 | 3 | 1 |
| 2013 | 1 | 3 |
| 2014 | 2 | 6 |
| 2015 | 4 | 9 |
| 2016 | 3 | 7 |
| 2017 | 7 | 8 |
| 2018 | 8 | 7 |
| 2019 | 9 | 10 |
| 2020 | 4 | 6 |
| 2021 | 4 | 3 |
| 2022 | 5 | 6 |
| 2023 | 4 | 4 |
| 2024 | 4 | 5 |
| 2025 | 4 | 5 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Modular bore polishing devices, and associated systems and methods23 Jun 2026US 12,661,753 B2Blue Origin Manufacturing, LLC
- Process for conformal processing of cylindrical shell inner weld seam18 Nov 2025US 12,472,575 B2Dalian University of Technology
- Apparatus for automatically polishing butt weld of ultralong large-diameter pipeline8 Jul 2025US 12,350,786 B2China Railway No. 3 Engineering Group Co., Ltd.
- System and method for pre-conditioning pneumatic tires prior to mounting same onto a wheel21 Jan 2025US 12,202,096 B2Android Industries LLC
- Grinding robot for inside wall of small diameter pipes7 Jan 2025US 12,186,856 B1Chengdu University of Technology
- Modular bore polishing devices, and associated systems and methods1 Oct 2026US 2026/0295759 A1Blue Origin Manufacturing, LLC
- Tool and repair method for removing a thermal barrier coating19 Mar 2026US 2026/0077445 A1GE Vernova Infrastructure Technology LLC
- System and Method for Pre-Conditioning Pneumatic Tires Prior to Mounting Same Onto a Wheel14 Aug 2025US 2025/0256370 A1Android Industries LLC
- Modular bore polishing devices, and associated systems and methods12 Jun 2025US 2025/0187130 A1Blue Origin, LLC
- Flexible spindle polishing15 May 2025US 2025/0153307 A1
Most cited
By later US patents
- Relating to cutters41US 4,701,988 AInsituform International N.V. · 1987
- Method for preparing the internal surface of pipe31US 5,460,563 A1995
- Polishing method for inner surface of tubular brittle material and tubular brittle material obtained by polishing method26US 7,238,089 B2Heraeus Tenevo GmbH · 2007
- Multi-function pipeline weld removal apparatus17US 5,899,795 A1999
- Method and apparatus for removing flaws from internal pipe walls16US 5,175,964 A1993