B04B 1/08
Of conical shape
Official title: of conical shape
B04B1/08 (Of conical shape) appears on 237 US grants and 209 published applications in this corpus.
Search patents in B04B- Granted patents
- 237
- Published applications
- 209
- Assignees
- 68
- Inventors
- 353
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 6 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 7 | 0 |
| 1989 | 7 | 0 |
| 1990 | 8 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 1 |
| 2003 | 7 | 1 |
| 2004 | 3 | 1 |
| 2005 | 3 | 2 |
| 2006 | 1 | 4 |
| 2007 | 1 | 6 |
| 2008 | 6 | 5 |
| 2009 | 3 | 6 |
| 2010 | 4 | 3 |
| 2011 | 1 | 8 |
| 2012 | 5 | 4 |
| 2013 | 4 | 3 |
| 2014 | 4 | 4 |
| 2015 | 3 | 11 |
| 2016 | 7 | 7 |
| 2017 | 5 | 10 |
| 2018 | 9 | 19 |
| 2019 | 8 | 10 |
| 2020 | 6 | 10 |
| 2021 | 15 | 16 |
| 2022 | 6 | 23 |
| 2023 | 12 | 16 |
| 2024 | 10 | 12 |
| 2025 | 13 | 13 |
| 2026 | 7 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Separator insert and separator22 Sep 2026US 12,741,288 B2GEA Westfalia Separator Group GmbH
- Centrifugal separator for separating a liquid mixture with positive displacement pumps respectively downstream of outlets30 Jun 2026US 12,667,849 B2Alfa Laval Corporate AB
- Separator insert, separator and method for exchanging a separator insert19 May 2026US 12,629,699 B2GEA Westfalia Separator Group GmbH
- Solid-bowl screw centrifuge7 Apr 2026US 12,594,560 B2GEA Mechanical Equipment GmbH
- Centrifugal separation system and method with flow control to a heavy phase receiving container17 Mar 2026US 12,576,410 B2Alfa Laval Corporate AB
- A method of operating a centrifugal separator1 Oct 2026US 2026/0295599 A1Alfa Laval Corporate AB
- A centrifugal separator1 Oct 2026US 2026/0295600 A1Alfa Laval Corporate AB
- Centrifugal separator having an improved flow and system comprising such a centrifugal separator24 Sep 2026US 2026/0284674 A1FLSmidth A/S
- Centrifugal separator, in particular sterilization separator, and method for sterilizing milk3 Sep 2026US 2026/0257231 A1GEA Westfalia Separator Group GmbH
- Method for cleaning a separator3 Sep 2026US 2026/0257232 A1GEA Westfalia Separator Group GmbH
Most cited
By later US patents
- Multi-lateral wellbore systems and methods for forming same117US 5,868,210 ABaker Hughes Incorporated · 1999
- Nozzle inlet enhancement for a high speed turbine-driven centrifuge64US 6,019,717 AFleetguard, Inc. · 2000
- Self-driven, cone-stack type centrifuge56US 5,637,217 AFleetguard, Inc. · 1997
- Method and apparatus for well bore construction53US 5,762,149 ABaker Hughes Incorporated · 1998
- High performance soot removing centrifuge with impulse turbine50US 6,017,300 AFleetguard, Inc. · 2000