B01J 8/12
Moved by gravity in a downward flow
Official title: moved by gravity in a downward flow
B01J8/12 (Moved by gravity in a downward flow) appears on 516 US grants and 320 published applications in this corpus.
Search patents in B01J- Granted patents
- 516
- Published applications
- 320
- Assignees
- 251
- Inventors
- 1,056
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 6 | 0 |
| 1978 | 16 | 0 |
| 1979 | 9 | 0 |
| 1980 | 8 | 0 |
| 1981 | 13 | 0 |
| 1982 | 11 | 0 |
| 1983 | 8 | 0 |
| 1984 | 12 | 0 |
| 1985 | 9 | 0 |
| 1986 | 14 | 0 |
| 1987 | 10 | 0 |
| 1988 | 8 | 0 |
| 1989 | 14 | 0 |
| 1990 | 11 | 0 |
| 1991 | 11 | 0 |
| 1992 | 12 | 0 |
| 1993 | 7 | 0 |
| 1994 | 16 | 0 |
| 1995 | 6 | 0 |
| 1996 | 12 | 0 |
| 1997 | 14 | 0 |
| 1998 | 10 | 0 |
| 1999 | 5 | 0 |
| 2000 | 13 | 0 |
| 2001 | 9 | 6 |
| 2002 | 7 | 7 |
| 2003 | 7 | 3 |
| 2004 | 8 | 10 |
| 2005 | 4 | 9 |
| 2006 | 6 | 10 |
| 2007 | 6 | 8 |
| 2008 | 4 | 10 |
| 2009 | 16 | 23 |
| 2010 | 15 | 19 |
| 2011 | 13 | 23 |
| 2012 | 10 | 11 |
| 2013 | 11 | 10 |
| 2014 | 10 | 20 |
| 2015 | 13 | 13 |
| 2016 | 13 | 18 |
| 2017 | 11 | 13 |
| 2018 | 16 | 16 |
| 2019 | 18 | 12 |
| 2020 | 15 | 12 |
| 2021 | 5 | 10 |
| 2022 | 7 | 8 |
| 2023 | 6 | 7 |
| 2024 | 9 | 15 |
| 2025 | 6 | 18 |
| 2026 | 7 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for fast iron and nickel carbonylation29 Sep 2026US 12,747,164 B2
- Systems for pyrolyzing methane28 Jul 2026US 12,692,153 B1Plan Beta LLC
- Systems and methods of pyrolyzing hydrocarbons5 May 2026US 12,617,675 B1Plan Beta LLC
- Radial flow moving bed reactor for catalytic cracking of light hydrocarbons21 Apr 2026US 12,606,753 B2Chevron U.S.A.Inc.
- Method for the pyroprocessing of powders24 Feb 2026US 12,559,818 B2Calix, Inc.
- Method of hydrogenation and calcination of caco3 with h29 Jul 2026US 2026/0193092 A1Consejo Superior De Investigaciones Cientificas (Csic)
- A gas-particle processor11 Jun 2026US 2026/0158462 A1
- Process and system for transferring polymer particles between polymerization zones arranged in series4 Jun 2026US 2026/0152585 A1Lummus Novolen Technology GmbH
- Method and system for producing silicon30 Apr 2026US 2026/0115679 A1Green 14 AB
- Methods for dehydrogenating hydrocarbons utilizing combustion units26 Mar 2026US 2026/0085023 A1Dow Global Technologies LLC
Most cited
By later US patents
- Treatment of deagglomerated particles with plasma-activated species115US 6,156,114 AE. I. Du Pont de Nemours and Company · 2000
- Treatment of deagglomerated particles with plasma-activated species81US 6,383,301 B1E. I. Du Pont de Nemours and Company · 2002
- Multistage moving-bed hydroprocessing reactor with separate catalyst addition and withdrawal systems for each stage, and method for hydroprocessing a hydrocarbon feed stream74US 5,916,529 AChevron U.S.A.Inc. · 1999
- Fluid catalytic cracking apparatus having riser reactor and improved means associated with the riser reactor for separating cracked product and entrained particulate catalyst72US 4,364,905 AStandard Oil Company (Indiana) · 1982
- Method for regulating particle transfer rates65US 5,858,210 AUop LLC · 1999