B23P 2700/06
Cooling passages of turbine components
Official title: Cooling passages of turbine components, e.g. unblocking or preventing blocking of cooling passages of turbine components
B23P2700/06 (Cooling passages of turbine components) appears on 210 US grants and 214 published applications in this corpus.
Search patents in B23P- Granted patents
- 210
- Published applications
- 214
- Assignees
- 50
- Inventors
- 473
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 5 | 0 |
| 2001 | 14 | 7 |
| 2002 | 14 | 5 |
| 2003 | 13 | 7 |
| 2004 | 6 | 9 |
| 2005 | 3 | 6 |
| 2006 | 3 | 5 |
| 2007 | 3 | 5 |
| 2008 | 3 | 7 |
| 2009 | 2 | 8 |
| 2010 | 6 | 3 |
| 2011 | 2 | 4 |
| 2012 | 3 | 7 |
| 2013 | 2 | 8 |
| 2014 | 5 | 8 |
| 2015 | 5 | 19 |
| 2016 | 6 | 19 |
| 2017 | 11 | 9 |
| 2018 | 8 | 14 |
| 2019 | 15 | 7 |
| 2020 | 6 | 13 |
| 2021 | 11 | 8 |
| 2022 | 10 | 6 |
| 2023 | 10 | 8 |
| 2024 | 10 | 8 |
| 2025 | 6 | 9 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of restoring alloy depletion in an airfoil around cooling holes22 Sep 2026US 12,742,391 B2Rtx Corporation
- Methods for re-establishing cooling holes in components having deformation16 Jun 2026US 12,655,764 B2Rtx Corporation
- Additively manufactured object using mask over opening for coating24 Feb 2026US 12,558,726 B2GE Infrastructure Technology LLC
- Metal coupon with braze reservoir for component, component with same and related method20 Jan 2026US 12,528,133 B2GE Infrastructure Technology LLC
- Method of manufacturing a turbine shroud segment25 Nov 2025US 12,479,055 B2Pratt & Whitney Canada Corp.
- Targeted location correction of thermal barrier coated diffusers30 Jul 2026US 2026/0216829 A1Rtx Corporation
- Forming cooling aperture(s) in a component using ct scan14 May 2026US 2026/0131409 A1Rtx Corporation
- Forming cooling aperture(s) in a component using ct scan14 May 2026US 2026/0133141 A1Rtx Corporation
- Turbine airfoil cooling hole thermal barrier coating removal26 Mar 2026US 2026/0085613 A1Rtx Corporation
- System and method for laser drilling of shaped cooling holes19 Feb 2026US 2026/0048454 A1Rtx Corporation
Most cited
By later US patents
- Method for protecting passage holes in a metal-based substrate from becoming obstructed, and related compositions165US 5,902,647 AGeneral Electric Company · 1999
- Shaped cooling hole for an airfoil119US 6,368,060 B1General Electric Company · 2002
- Method of unblocking an obstructed cooling passage98US 6,004,620 AROLLS-ROYCE plc · 1999
- High coverage shaped diffuser film hole for thin walls91US 5,382,133 AUnited Technologies Corporation · 1995
- Method for producing shaped hole in a structure90US 6,359,254 B1United Technologies Corporation · 2002