B22D 41/50
Pouring-nozzles
B22D41/50 (Pouring-nozzles) appears on 627 US grants and 343 published applications in this corpus.
Search patents in B22D- Granted patents
- 627
- Published applications
- 343
- Assignees
- 248
- Inventors
- 1,190
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 5 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 9 | 0 |
| 1981 | 10 | 0 |
| 1982 | 7 | 0 |
| 1983 | 7 | 0 |
| 1984 | 9 | 0 |
| 1985 | 13 | 0 |
| 1986 | 11 | 0 |
| 1987 | 21 | 0 |
| 1988 | 12 | 0 |
| 1989 | 20 | 0 |
| 1990 | 18 | 0 |
| 1991 | 23 | 0 |
| 1992 | 24 | 0 |
| 1993 | 18 | 0 |
| 1994 | 15 | 0 |
| 1995 | 13 | 0 |
| 1996 | 11 | 0 |
| 1997 | 16 | 0 |
| 1998 | 20 | 0 |
| 1999 | 35 | 0 |
| 2000 | 16 | 0 |
| 2001 | 17 | 5 |
| 2002 | 17 | 11 |
| 2003 | 14 | 16 |
| 2004 | 7 | 9 |
| 2005 | 7 | 12 |
| 2006 | 8 | 19 |
| 2007 | 5 | 7 |
| 2008 | 3 | 8 |
| 2009 | 8 | 16 |
| 2010 | 3 | 14 |
| 2011 | 12 | 22 |
| 2012 | 15 | 16 |
| 2013 | 16 | 17 |
| 2014 | 16 | 9 |
| 2015 | 13 | 14 |
| 2016 | 8 | 21 |
| 2017 | 12 | 9 |
| 2018 | 17 | 11 |
| 2019 | 12 | 15 |
| 2020 | 14 | 14 |
| 2021 | 10 | 12 |
| 2022 | 11 | 13 |
| 2023 | 5 | 15 |
| 2024 | 15 | 12 |
| 2025 | 5 | 11 |
| 2026 | 5 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B22D 41/52Manufacturing or repairing thereof139
- B22D 41/56Means for supporting, manipulating or changing a pouring-nozzle119
- B22D 41/58With gas injecting means70
- B22D 41/60With heating or cooling means68
- B22D 41/502Connection arrangements63
- B22D 41/505Rings, inserts or other means preventing external nozzle erosion by the slag24
- B22D 41/507Giving a rotating motion to the issuing molten metal17
- B22D 41/62With stirring or vibrating means10
Recent patents
- Continuous casting process of metal25 Aug 2026US 12,715,034 B2Arcelormittal Investigacion Y Desarrollo, S.L.
- System for determining set temperature of molten metal14 Jul 2026US 12,678,854 B2Fujiwa Denki Co., Ltd.
- CaO—ZrO2 composition, method for producing CaO—ZrO2 composition, and CaO—ZrO2-containing refractory material and casting nozzle5 May 2026US 12,617,728 B2Krosakiharima Corporation
- Method of molten metal casting utilizing an impact pad in the tundish10 Feb 2026US 12,544,828 B2I.P.C. Refractories, Spol, S.R.O.
- Material, apparatus, and method for refractory castings3 Feb 2026US 12,539,537 B2Wagstaff, Inc.
- Nozzle for continuous casting, continuous casting apparatus, tundish, and continuous casting method1 Oct 2026US 2026/0295662 A1Jfe Steel Corporation
- Immersion nozzle17 Sep 2026US 2026/0273616 A1Krosakiharima Corporation
- Ladle shroud for metal casting system10 Sep 2026US 2026/0264140 A1The Royal Institution for the Advancement of Learning/Mcgill University
- Continuous casting equipment10 Sep 2026US 2026/0264141 A1
- Sliding Closure for a Metallurgical Vessel, and an Exchangeable Nozzle3 Sep 2026US 2026/0257269 A1Refractory Intellectual Property GmbH & Co.KG
Most cited
By later US patents
- Indazole compounds, pharmaceutical compositions, and methods for mediating or inhibiting cell proliferation121US 6,555,539 B2Agouron Pharmaceuticals, Inc. · 2003
- System and device for removing impurities from molten metal114US 5,662,725 A1997
- Distributor device for use in metal casting107US 7,131,482 B2Pyrotek Engineering Materials Limited · 2006
- Indazole compounds, pharmaceutical compositions, and methods for mediating or inhibiting cell proliferation94US 6,919,461 B2Agouron Pharmaceuticals, Inc. · 2005
- Indazole compounds, pharmaceutical compositions, and methods for mediating or inhibiting cell proliferation90US 7,232,912 B2Agouron Pharmaceuticals, Inc. · 2007