B21C 35/06
Cleaning dies, ducts, containers or mandrels
B21C35/06 (Cleaning dies, ducts, containers or mandrels) appears on 18 US grants and 8 published applications in this corpus.
Search patents in B21C- Granted patents
- 18
- Published applications
- 8
- Assignees
- 13
- Inventors
- 37
- Latest grant
- 3 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- High efficiency stripper nozzle3 Oct 2023US 11,772,145 B2Nortek Corporation
- Method for cleaning an extrusion die16 Nov 2021US 11,173,530 B2
- Method for operation of an indirect extrusion press and an indirect extrusion press1 Mar 2016US 9,272,317 B2SMS Meer GmbH
- Hot forming die having a nickel oxide layer30 Aug 2005US 6,935,151 B2ROLLS-ROYCE plc
- Apparatus and method for extrusion of material7 Dec 2004US 6,826,942 B2Alex-Tech ApS
- Device for cleaning the vent of a forging die and method for using said device16 Mar 2023US 2023/0083765 A1
- Method for cleaning an extrusion die28 May 2020US 2020/0164420 A1
- High efficiency stripper nozzle29 Aug 2019US 2019/0262882 A1Nortek Corporation
- Method for operation of an indirect extrusion press and an indirect extrusion press20 Nov 2014US 2014/0338415 A1SMS Meer GmbH
- Hot forming die and a method of cleaning a hot forming die13 Nov 2003US 2003/0209261 A1ROLLS-ROYCE plc
Most cited
By later US patents
- Mandrel cleaning device for extrusion press14US 4,399,676 AKabushiki Kaisha Kobe Seiko Sho · 1983
- Billet scalper and drive mechanism therefor6US 4,443,143 AKabushiki Kaisha Kobe Seiko Sho · 1984
- Method of indirect extrusion of metal6US 4,459,837 ASumito Light Metal Industries, Ltd. · 1984
- Machine for opening dies for extruding aluminum and alloys thereof6US 6,430,793 B1Compes S.p.A. · 2002
- Indirect extrusion press with die changer4US 4,402,208 ASutton Enigneering Company · 1983