B30B 9/243
The squeezing-out being performed in several stages
Official title: {The squeezing-out being performed in several stages}
B30B9/243 (The squeezing-out being performed in several stages) appears on 21 US grants and 7 published applications in this corpus.
Search patents in B30B- Granted patents
- 21
- Published applications
- 7
- Assignees
- 11
- Inventors
- 26
- Latest grant
- 29 Mar 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 2 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- Apparatus and a method for dewatering wood chips10 Mar 2020US 10,583,622 B2Copolia Company SA
- Belt press9 Apr 2019US 10,252,482 B2Ishigaki Company Limited
- Twin wire press7 Oct 2014US 8,852,403 B2Kadant Canada Corp.
- Twin wire press31 Dec 2013US 8,617,357 B2Kadant Canada Corp.
- Apparatus and a method for dewatering wood chips21 May 2020US 2020/0156343 A1Copolia Company SA
- Belt press4 Aug 2016US 2016/0221290 A1Ishigaki Company Limited
- Apparatus and a method for dewatering wood chips6 Aug 2015US 2015/0217530 A1Copolia Company SA
- Three wire press solids dewatering method and apparatus for oil and gas field applications26 Jun 2014US 2014/0175023 A1Wsi International LLC
- Twin wire press10 Apr 2014US 2014/0096927 A1Kadant Canada Corp.
Most cited
By later US patents
- Filter press24US 3,951,809 AGebrueder Bellmer KG. Maschinenfabrik · 1976
- Method of dewatering sludge23US 4,019,431 AAlb. Klein GmbH & Co. KG · 1977
- Device for dewatering sludge or the like20US 4,181,616 A1980
- Method for improving belt press dewatering17US 7,964,105 B22011
- Filter15US 3,979,296 AAlbert Klein KG · 1976