C23C 2/325
Processes or devices for cleaning the bath
Official title: {Processes or devices for cleaning the bath}
C23C2/325 (Processes or devices for cleaning the bath) appears on 46 US grants and 32 published applications in this corpus.
Search patents in C23C- Granted patents
- 46
- Published applications
- 32
- Assignees
- 40
- Inventors
- 145
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 2 |
| 2003 | 3 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 3 |
| 2014 | 0 | 2 |
| 2015 | 2 | 2 |
| 2016 | 1 | 1 |
| 2017 | 2 | 3 |
| 2018 | 2 | 2 |
| 2019 | 3 | 1 |
| 2020 | 2 | 2 |
| 2021 | 2 | 2 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device for removing mattes from the surface of a liquid metal bath inside a duct of a line for continuously coating a metal strip15 Jul 2025US 12,359,296 B2Fives Stein
- Dross removal device, dross removal method, dross detection device, and dross detection method28 May 2024US 11,992,857 B2Nippon Steel Corporation
- Method and device for rinsing an overflow chamber at the bath-side end of a snout of a hot-dip coating device26 Dec 2023US 11,850,634 B2Fa. Severstal
- Method and device for controlling flow of liquid zinc in zinc pot for hot-dip galvanization27 Dec 2022US 11,535,921 B2Baoshan Iron & Steel Co., Ltd.
- Systems for removing impurities from galvanizing flux solution17 Aug 2021US 11,091,828 B2Beta Control Systems, Incorporated
- A hot dip coating device and a method of operating thereof9 Jul 2026US 2026/0193766 A1Tata Steel Ijmuiden B.V.
- Snout control system, and hot-dip galvanizing equipment comprising same30 Oct 2025US 2025/0333832 A1Hyundai Steel Company
- Gas assisted snout interface removal25 Jul 2024US 2024/0247358 A1Cleveland-Cliffs Steel Properties Inc.
- Device for removing mattes from the surface of a liquid metal bath inside a duct of a line for continuously coating a metal strip2 Feb 2023US 2023/0034415 A1Fives Stein
- Method and Device for Rinsing an Overflow Chamber at the Bath-Side End of a Snout of a Hot-Dip Coating Device7 Jul 2022US 2022/0213582 A1Fa. Severstal
Most cited
By later US patents
- Method and apparatus for removing bottom dross from molten zinc during galvannealing or galvanizing96US 5,961,285 AAK Steel Corporation · 1999
- Process for precipitating compounds from zinc metal baths by means of a hollow rotary body that can be driven about an axis and is dipped into the molten zinc89US 6,364,930 B1Andritz Patentverwaltungsgellschaft mbH · 2002
- Galvanizing bath apparatus87US 8,475,594 B2Pyrotek, Inc. · 2013
- Process and device for precipitating compounds from zinc metal baths by means of a hollow rotary body that can be driven about an axis and is dipped into the molten zinc86US 6,656,415 B2Andritz Patentverwaltungsgesellschaft M.B.H. · 2003
- Method and apparatus for applying a liquid coating to strip material35US 3,936,549 AThe Kohler Coating Machinery Corporation · 1976