B22D 13/00
Centrifugal casting
Official title: Centrifugal casting; Casting by using centrifugal force
B22D13/00 (Centrifugal casting) appears on 371 US grants and 274 published applications in this corpus.
Search patents in B22D- Granted patents
- 371
- Published applications
- 274
- Assignees
- 211
- Inventors
- 790
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 15 | 0 |
| 1978 | 17 | 0 |
| 1979 | 5 | 0 |
| 1980 | 7 | 0 |
| 1981 | 7 | 0 |
| 1982 | 7 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 14 | 0 |
| 1986 | 9 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 7 | 0 |
| 1994 | 10 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 2 | 3 |
| 2002 | 7 | 7 |
| 2003 | 4 | 9 |
| 2004 | 8 | 6 |
| 2005 | 6 | 9 |
| 2006 | 4 | 5 |
| 2007 | 2 | 5 |
| 2008 | 2 | 8 |
| 2009 | 3 | 11 |
| 2010 | 3 | 11 |
| 2011 | 5 | 3 |
| 2012 | 12 | 9 |
| 2013 | 5 | 6 |
| 2014 | 6 | 19 |
| 2015 | 11 | 21 |
| 2016 | 14 | 31 |
| 2017 | 21 | 20 |
| 2018 | 6 | 7 |
| 2019 | 15 | 21 |
| 2020 | 17 | 15 |
| 2021 | 18 | 8 |
| 2022 | 10 | 12 |
| 2023 | 11 | 8 |
| 2024 | 8 | 5 |
| 2025 | 9 | 9 |
| 2026 | 0 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B22D 13/10Accessories for centrifugal casting apparatus140
- B22D 13/02Centrifugal casting: of elongated solid or hollow bodies122
- B22D 13/04Centrifugal casting: of shallow solid or hollow bodies89
- B22D 13/06Centrifugal casting: of solid or hollow bodies in moulds rotating around an57
- B22D 13/12Controlling, supervising, specially adapted to centrifugal casting26
- B22D 13/08In which a stationary mould is fed from a rotating mass of11
Recent patents
- Casting system2 Dec 2025US 12,485,476 B2Tpr Co., Ltd.
- Mold cooling device, cast manufacturing system, and cast manufacturing method26 Aug 2025US 12,397,343 B2Tpr Co., Ltd.
- Apparatus to cast tubes of sluggish material and a process thereof29 Jul 2025US 12,370,598 B2
- Coil and method and tool for producing coil15 Jul 2025US 12,362,637 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Sliding member and method for producing sliding member1 Jul 2025US 12,345,295 B2Daido Metal Company Ltd.
- Method for producing a plurality of turbine engine blades10 Sep 2026US 2026/0264137 A1Safran Aircraft Engines
- Spin helix wire casting25 Jun 2026US 2026/0175291 A1Blue Origin, LLC
- Seal ring11 Jun 2026US 2026/0158545 A1Caterpillar Inc.
- Austenitic Alloy for High Temperature Equipment and Manufacturing Process26 Feb 2026US 2026/0055489 A1Engemasa Engenharia E Materiais Ltda
- Method of refurbishing a steel-shell brake drum12 Feb 2026US 2026/0043446 A1Wheelnz LLC
Most cited
By later US patents
- Iron-chromium series amorphous alloys112US 3,986,867 ANippon Steel Corporation · 1976
- Centrifugal casting of titanium alloys with improved surface quality, structural integrity and mechanical properties in isotropic graphite molds under vacuum47US 6,776,214 B2Santoku America, Inc. · 2004
- Production process of solidified amorphous alloy material38US 5,213,148 AHonda Giken Kogyo Kabushiki Kaisha · 1993
- Castings of metallic alloys with improved surface quality, structural integrity and mechanical properties fabricated in anisotropic pyrolytic graphite molds under vacuum37US 6,705,385 B2Santoku America, Inc. · 2004
- Method and apparatus for casting metal alloys in the thixotropic state36US 4,510,987 AAssociation pour la Recherche et le Developpemente des Methods et Processus Industrieles (Armines) · 1985