B29B 2017/0231
Centrifugating, cyclones
Official title: {Centrifugating, cyclones}
B29B2017/0231 (Centrifugating, cyclones) appears on 107 US grants and 102 published applications in this corpus.
Search patents in B29B- Granted patents
- 107
- Published applications
- 102
- Assignees
- 103
- Inventors
- 279
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 3 | 4 |
| 2007 | 0 | 0 |
| 2008 | 3 | 3 |
| 2009 | 3 | 4 |
| 2010 | 2 | 3 |
| 2011 | 0 | 4 |
| 2012 | 2 | 1 |
| 2013 | 3 | 1 |
| 2014 | 2 | 6 |
| 2015 | 4 | 2 |
| 2016 | 2 | 3 |
| 2017 | 2 | 3 |
| 2018 | 3 | 2 |
| 2019 | 2 | 3 |
| 2020 | 2 | 2 |
| 2021 | 1 | 8 |
| 2022 | 4 | 10 |
| 2023 | 5 | 14 |
| 2024 | 8 | 11 |
| 2025 | 10 | 7 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Waste plastic density separation14 Jul 2026US 12,678,840 B2Eastman Chemical Company
- Processes for recycling polystyrene waste and/or polystyrene copolymer waste9 Jun 2026US 12,649,839 B2Polystyvert Inc.
- Method for sterilizing and decontaminating post-consumer absorbent sanitary products polluted with organic compounds derived from human metabolism27 Jan 2026US 12,533,438 B2The Procter & Gamble Company
- Particulate plastic solids handling apparatus and methods6 Jan 2026US 12,515,377 B2Eastman Chemical Company
- Tennis ball recycling system, apparatus and method of use11 Nov 2025US 12,466,110 B2Recycleballs Inc.
- Process for treating waste materials having a low softening temperature with kinetic pulverization17 Sep 2026US 2026/0273803 A1Torxx Kinetic Pulverizer Limited
- Sorting system, sorting method, and non-transitory computer readable medium25 Jun 2026US 2026/0175261 A1Toyota Jidosha Kabushiki Kaisha
- Chemical recycling of plastic dry fines25 Jun 2026US 2026/0176441 A1Eastman Chemical Company
- Arrangement for the self-sufficient regulation of liquid levels in a plastics recycling process11 Jun 2026US 2026/0158499 A1GRANNEX GmbH & Co. KG
- Chemical Recycling of Artificial Turf26 Feb 2026US 2026/0055322 A1
Most cited
By later US patents
- Recycling system100US 5,143,308 APlastic Recycling Alliance, LP · 1992
- Carpet recycling process and system85US 5,535,945 ABASF SE · 1996
- Plastics separation and recycling methods73US 4,830,188 ARutgers, The State University · 1989
- Process for reclaiming rubber, metal and fabric from whole tires55US 4,025,990 AAir Products and Chemicals, Inc. · 1977
- Process and apparatus for the recovery of cellulose fibers from paper-plastic mixtures51US 4,440,635 A1984