B03B 9/00
General arrangement of separating plant
Official title: General arrangement of separating plant, e.g. flow sheets
B03B9/00 (General arrangement of separating plant) appears on 1,952 US grants and 1,062 published applications in this corpus.
Search patents in B03B- Granted patents
- 1,952
- Published applications
- 1,062
- Assignees
- 1,190
- Inventors
- 3,403
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 21 | 0 |
| 1977 | 27 | 0 |
| 1978 | 30 | 0 |
| 1979 | 30 | 0 |
| 1980 | 28 | 0 |
| 1981 | 65 | 0 |
| 1982 | 48 | 0 |
| 1983 | 56 | 0 |
| 1984 | 54 | 0 |
| 1985 | 42 | 0 |
| 1986 | 33 | 0 |
| 1987 | 26 | 0 |
| 1988 | 40 | 0 |
| 1989 | 44 | 0 |
| 1990 | 30 | 0 |
| 1991 | 43 | 0 |
| 1992 | 61 | 0 |
| 1993 | 70 | 0 |
| 1994 | 84 | 0 |
| 1995 | 48 | 0 |
| 1996 | 54 | 0 |
| 1997 | 57 | 0 |
| 1998 | 47 | 0 |
| 1999 | 56 | 0 |
| 2000 | 43 | 0 |
| 2001 | 40 | 8 |
| 2002 | 30 | 22 |
| 2003 | 26 | 41 |
| 2004 | 31 | 47 |
| 2005 | 20 | 25 |
| 2006 | 19 | 33 |
| 2007 | 15 | 33 |
| 2008 | 23 | 38 |
| 2009 | 17 | 34 |
| 2010 | 30 | 39 |
| 2011 | 27 | 34 |
| 2012 | 27 | 35 |
| 2013 | 25 | 37 |
| 2014 | 35 | 28 |
| 2015 | 23 | 34 |
| 2016 | 22 | 43 |
| 2017 | 30 | 36 |
| 2018 | 30 | 39 |
| 2019 | 36 | 48 |
| 2020 | 37 | 51 |
| 2021 | 43 | 57 |
| 2022 | 47 | 74 |
| 2023 | 44 | 62 |
| 2024 | 57 | 67 |
| 2025 | 58 | 60 |
| 2026 | 23 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B03B 9/06General arrangement of separating plant: specially adapted for refuse1,154
- B03B 9/005General arrangement of separating plant: specially adapted for coal245
- B03B 9/04General arrangement of separating plant: specially adapted for furnace residues, smeltings, or160
- B03B 9/02General arrangement of separating plant: specially adapted for oil-sand, oil-chalk, oil-shales, ozokerite136
Recent patents
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- Method for the separation and recovery of plastics and contaminants through multi-stage separation process13 Aug 2026US 2026/0233268 A1
- System and method for segregation of materials from shredded lithium-ion batteries30 Jul 2026US 2026/0216735 A1Metastable Materials Private Limited
Most cited
By later US patents
- Tar sands extraction process312US 5,985,138 AGeopetrol Equipment Ltd. · 1999
- Disposal and reclamation of drilling wastes139US 4,942,929 AAtlantic Richfield Company · 1990
- Esophageal electrode probe useful for electrical stimulation of the heart124US 4,640,298 A1987
- Low temperature bitumen recovery process113US 4,946,597 AEsso Resources Canada Limited · 1990
- Method for the recovery of minerals and production of by-products from coal ash109US 4,652,433 AFlorida Progress Corporation · 1987