B28C 5/026
Mixing guns or nozzles
Official title: {Mixing guns or nozzles; Injector mixers (applying plaster by gas pressure E04F21/12; both conveying and distributing concrete E04G21/04; conveying concrete B65G53/32; accelerating or decelerating material flow in troughs or tubes B65G53/58)}
B28C5/026 (Mixing guns or nozzles) appears on 52 US grants and 45 published applications in this corpus.
Search patents in B28C- Granted patents
- 52
- Published applications
- 45
- Assignees
- 40
- Inventors
- 128
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 3 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 2 |
| 2013 | 2 | 1 |
| 2014 | 2 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 2 | 1 |
| 2019 | 2 | 1 |
| 2020 | 1 | 4 |
| 2021 | 0 | 6 |
| 2022 | 3 | 2 |
| 2023 | 2 | 5 |
| 2024 | 1 | 2 |
| 2025 | 4 | 4 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gunite feed system9 Jun 2026US 12,649,259 B2
- Gunite feed wheel21 Oct 2025US 12,447,647 B2
- Board with fiber-reinforced dense layer16 Sep 2025US 12,415,765 B2Knauf Gips KG
- Mortar spray gun, device comprising same, and spraying method25 Feb 2025US 12,233,431 B2Sika Technology AG
- Shotcrete nozzle assembly28 Jan 2025US 12,208,538 B2Universite Laval
- Multi-nozzle automated additive spraying and methods of additive spraying to form carbon dioxide-infused fiber-reinforced concrete2 Jul 2026US 2026/0185367 A1The Regents of the University of Michigan
- Industrial mixing and storage container30 Apr 2026US 2026/0115966 A1Lake Asphalt of Trinidad and Tobago (1978) Ltd.
- Method of making a sprayable setting type compound11 Dec 2025US 2025/0376420 A1Knauf Gips KG
- Disk stack foamer apparatus used in making cementitious foam4 Dec 2025US 2025/0367855 A1
- An Improved Mineral Trioxide Aggregate Filling Material for Dentistry and a Device for its Use18 Sep 2025US 2025/0288500 A1PDS Inc.
Most cited
By later US patents
- Method for insulating a cavity56US 5,389,167 A1995
- Static mixer47US 4,264,212 ABlue Circle Industries Limited · 1981
- Reduced fiber insulation nozzle37US 4,487,365 A1984
- Filler gun suitable for cavity injection34US 4,411,389 AShell Internationale Research Maatscappij, B. A. · 1983
- Method for applying a foamed fiber insulation29US 5,421,922 ALaboratorios Del Dr. Esteve, S.A. · 1995