B65G 53/26
Operating with fluidisation of the materials
Official title: operating with fluidisation of the materials
B65G53/26 (Operating with fluidisation of the materials) appears on 43 US grants and 48 published applications in this corpus.
Search patents in B65G- Granted patents
- 43
- Published applications
- 48
- Assignees
- 33
- Inventors
- 79
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 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 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 1 |
| 2015 | 2 | 8 |
| 2016 | 4 | 6 |
| 2017 | 6 | 11 |
| 2018 | 10 | 6 |
| 2019 | 1 | 3 |
| 2020 | 3 | 3 |
| 2021 | 4 | 2 |
| 2022 | 2 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
| 2025 | 0 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System for conveying proppant to a fracking site hopper2 Jun 2026US 12,643,750 B2Sandbox Enterprises, LLC
- System and a method for temporary storage and offloading of granular materials24 Mar 2026US 12,583,693 B2Granfoss AS
- System for conveying proppant to a fracking site hopper19 Mar 2024US 11,932,503 B2Sandbox Enterprises, LLC
- Solids trans-loading27 Jun 2023US 11,685,616 B2INV Nylon Chemicals Americas, LLC
- Solids trans-loading13 Sep 2022US 11,440,750 B2INV Nylon Chemicals Americas, LLC
- System for handling powdered materials2 Oct 2025US 2025/0304383 A1The Chemours Company Fc, LLC
- A system and a method for temporary storage and offloading of granular materials17 Apr 2025US 2025/0122031 A1Granfoss AS
- Hot melt feed system28 Nov 2024US 2024/0391711 A1Graco Minnesota Inc.
- System for conveying proppant to a fracking site hopper11 Jul 2024US 2024/0228202 A1Sandbox Enterprises, LLC
- System for conveying proppant to a fracking site hopper9 Feb 2023US 2023/0045711 A1Sandbox Enterprises, LLC
Most cited
By later US patents
- Pellet loader47US 7,311,474 B1Itswa Co., Ltd. · 2007
- Powder feed hopper26US 5,018,909 ANordson Corporation · 1991
- Method for transporting powdered or granular materials by pneumatic force with a transport pipe of smaller diameter relative to particale size25US 4,900,200 AMatsui Manufacturing Co., Ltd. · 1990
- Fine particle handling23US 5,474,111 ADegussa AG · 1995
- Vacuum operated wood pellet handling, filtering and dispensing apparatus, system and methods of use thereof11US 9,758,319 B22017