B21C 43/00
Devices for cleaning metal products combined with or specially adapted for use
Official title: Devices for cleaning metal products combined with or specially adapted for use with machines or apparatus provided for in this subclass
B21C43/00 (Devices for cleaning metal products combined with or specially adapted for use) appears on 105 US grants and 64 published applications in this corpus.
Search patents in B21C- Granted patents
- 105
- Published applications
- 64
- Assignees
- 78
- Inventors
- 204
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 2 |
| 2002 | 1 | 3 |
| 2003 | 2 | 0 |
| 2004 | 2 | 2 |
| 2005 | 1 | 5 |
| 2006 | 0 | 2 |
| 2007 | 0 | 2 |
| 2008 | 1 | 0 |
| 2009 | 3 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 2 | 3 |
| 2013 | 0 | 5 |
| 2014 | 1 | 2 |
| 2015 | 3 | 6 |
| 2016 | 4 | 5 |
| 2017 | 3 | 4 |
| 2018 | 3 | 6 |
| 2019 | 3 | 2 |
| 2020 | 3 | 0 |
| 2021 | 2 | 4 |
| 2022 | 1 | 3 |
| 2023 | 6 | 1 |
| 2024 | 4 | 1 |
| 2025 | 1 | 3 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Descaling cell component and method30 Sep 2025US 12,427,562 B2The Material Works, Ltd.
- Overlapping and progressive forming method for high-performance multi-element NiAl-based alloy tubular part24 Dec 2024US 12,172,203 B2Dalian University of Technology
- Descaling cell component and method22 Oct 2024US 12,121,948 B2The Material Works, Ltd.
- Wire billet butt-welding apparatus4 Jun 2024US 11,999,002 B1Zhejiang Hailiang Co., Ltd.
- Wire billet butt-welding apparatus and wire billet butt-welding method12 Mar 2024US 11,925,997 B1Zhejiang Hailiang Co., Ltd.
- Method and device for cleaning the surface of a metal wire or metal strip6 Nov 2025US 2025/0339880 A1
- Method for cleaning the surface of a bar material, cleaning station and screw manufacturing plant with such a cleaning station3 Jul 2025US 2025/0214121 A1SLCR-Lasertechnik GmbH
- Facility and method for treating the surface of an elongate product for the purpose of wire-drawing1 May 2025US 2025/0135520 A1Aperam
- Descaling Cell Component and Method14 Nov 2024US 2024/0375166 A1The Material Works, Ltd.
- Overlapping and progressive forming method for high-performance multi-element nial-based alloy tubular part15 Jun 2023US 2023/0182188 A1Dalian University of Technology
Most cited
By later US patents
- Method of descaling metal products35US 4,063,063 AAcieries Reunies de Burbach-Eich-Dudelange S.A. ARBED · 1977
- Device for extruding sections from an ingot16US 4,165,625 ASwiss Aluminium Ltd. · 1979
- Tube scraper15US 6,432,213 B1Photoscience Japan Corporation · 2002
- Air wipe14US 4,033,785 A1977
- Indirect extrusion press14US 4,342,212 ASutton Engineering Company · 1982