C23G 3/00
Apparatus for cleaning or pickling metallic material
Official title: Apparatus for cleaning or pickling metallic material (with organic solvents C23G5/04)
C23G3/00 (Apparatus for cleaning or pickling metallic material) appears on 366 US grants and 242 published applications in this corpus.
Search patents in C23G- Granted patents
- 366
- Published applications
- 242
- Assignees
- 257
- Inventors
- 923
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 8 | 0 |
| 1978 | 8 | 0 |
| 1979 | 6 | 0 |
| 1980 | 9 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 11 | 0 |
| 1984 | 5 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 11 | 0 |
| 1990 | 9 | 0 |
| 1991 | 5 | 0 |
| 1992 | 9 | 0 |
| 1993 | 11 | 0 |
| 1994 | 4 | 0 |
| 1995 | 11 | 0 |
| 1996 | 11 | 0 |
| 1997 | 3 | 0 |
| 1998 | 16 | 0 |
| 1999 | 9 | 0 |
| 2000 | 10 | 0 |
| 2001 | 22 | 8 |
| 2002 | 16 | 13 |
| 2003 | 13 | 11 |
| 2004 | 8 | 11 |
| 2005 | 6 | 12 |
| 2006 | 7 | 9 |
| 2007 | 0 | 7 |
| 2008 | 5 | 5 |
| 2009 | 2 | 5 |
| 2010 | 4 | 4 |
| 2011 | 3 | 9 |
| 2012 | 3 | 7 |
| 2013 | 2 | 10 |
| 2014 | 4 | 7 |
| 2015 | 6 | 5 |
| 2016 | 7 | 3 |
| 2017 | 2 | 8 |
| 2018 | 4 | 17 |
| 2019 | 10 | 7 |
| 2020 | 8 | 8 |
| 2021 | 11 | 13 |
| 2022 | 4 | 16 |
| 2023 | 6 | 12 |
| 2024 | 8 | 15 |
| 2025 | 13 | 16 |
| 2026 | 7 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cylinder processing device8 Sep 2026US 12,729,445 B2FHM Investments Ltd
- Energy-efficient production of a ferritic hot-rolled strip in an integrated casting-rolling plant14 Jul 2026US 12,680,144 B2Primetals Technologies Austria GmbH
- Hybrid descaling system with acid injection26 May 2026US 12,637,775 B2Saudi Arabian Oil Company
- Treatment station, treatment unit, and method for treating workpieces12 May 2026US 12,623,246 B2
- Method of chemically cleaning pipework systems12 May 2026US 12,624,459 B2
- Method for manufacturing grain-oriented electrical steel sheet30 Jul 2026US 2026/0218346 A1Nippon Steel Corporation
- Phosphate-free and chlorine-free powder composition18 Jun 2026US 2026/0167904 A1Dempa Holdings Ltd
- Systems and methods for fluoride-ion cleaning of gas turbine components18 Jun 2026US 2026/0168112 A1GE Infrastructure Technology LLC
- Vapor-phase degreasing, cleaning, passivating, and/or descaling of processing equipment5 Feb 2026US 2026/0035803 A1
- Hot-rolled complex-phase steel with 800-mpa-grade tensile strength and manufacturing method therefor25 Dec 2025US 2025/0388990 A1Baoshan Iron & Steel Co., Ltd.
Most cited
By later US patents
- Feeding system for strip material, particularly in treatment plants for metal strips135US 5,253,969 ASMS Schloemann-Siemag Aktiengesellschaft · 1993
- Feeding system for strip material, particularly in treatment plants for metal strip133US 5,399,060 ASMS Schloemann-Siemag Aktiengesellschaft · 1995
- Methods and apparatus for cleaning deposition chamber parts using selective spray etch116US 8,691,023 B2Quantum Global Technologies, LLC · 2014
- Method and device for chemically treating substrates61US 5,569,330 ASteag MicroTech GmbH Donaueschingen · 1996
- Industrial exhaust ventilation system60US 4,714,010 ACM & E/California, Inc. · 1987