C23C 10/24
Salt bath containing the element to be diffused
C23C10/24 (Salt bath containing the element to be diffused) appears on 19 US grants and 22 published applications in this corpus.
Search patents in C23C- Granted patents
- 19
- Published applications
- 22
- Assignees
- 19
- Inventors
- 50
- Latest grant
- 4 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 4 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 3 |
| 2016 | 1 | 1 |
| 2017 | 2 | 2 |
| 2018 | 1 | 1 |
| 2019 | 0 | 2 |
| 2020 | 2 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 2 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of forming protective coating4 Mar 2025US 12,240,983 B2ROLLS-ROYCE plc
- Process for coating a surface of a substrate with a metal layer2 Jul 2024US 12,024,766 B2Sherart B.V.
- Chromium-enriched diffused aluminide coating21 May 2024US 11,987,877 B2Rtx Corporation
- Process for location-specific slurry based coatings for internally-cooled component8 Aug 2023US 11,719,105 B2Raytheon Technologies Corporation
- System and method for surface hardening of refractory metals23 Jun 2020US 10,689,745 B2IAP Research, Inc.
- Method of forming protective coating29 Jun 2023US 2023/0203316 A1ROLLS-ROYCE plc
- A Process for Coating a Surface of a Substrate with a Metal Layer28 Jul 2022US 2022/0235447 A1Sherart B.V.
- Location-specific slurry based coatings for internally-cooled component and process therefor3 Jun 2021US 2021/0164353 A1Raytheon Technologies Corporation
- Chromium-enriched diffused aluminide coating14 May 2020US 2020/0149154 A1United Technologies Corporation
- Location-specific slurry based coatings for internally-cooled component and process therefor19 Sep 2019US 2019/0284941 A1United Technologies Corporation
Most cited
By later US patents
- Method for producing edged tools11US 4,453,987 AKabushiki Kaisha Toyota Chuo Kenkyusho · 1984
- Method for forming a carbide layer of a Va-Group element of the periodic table or chromium on the surface of a ferrous alloy article7US 4,158,578 AKabushiki Kaisha Toyota Chuo Kenkyusho · 1979
- Method for treating surface of ferrous material and salt bath furnace used therefor7US 6,328,818 B1Maizuru Corporation · 2001
- Method for forming a carbide layer on the surface of a ferrous alloy article or a cemented carbide article6US 4,400,224 AKabushiki Kaisha Toyota Chuo Kenkyusho · 1983
- Process for the production of vanadium carbide coatings on iron4US 4,440,581 ADegussa AG · 1984