B28C 5/04
Gravitational mixing
Official title: Gravitational mixing; Mixing by intermingling streams of ingredients ({B28C5/026 takes precedence } ; ingredients projected by fluid pressure B28C5/06)
B28C5/04 (Gravitational mixing) appears on 7 US grants and 4 published applications in this corpus.
Search patents in B28C- Granted patents
- 7
- Published applications
- 4
- Assignees
- 8
- Inventors
- 14
- Latest grant
- 22 Sep 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 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 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- System and method for blending of bulk dry materials in oil well cementing22 Sep 2020US 10,783,678 B2BJ Services Company
- Material mixing chamber installed in the bucket of a skid loader or backhoe type vehicle16 Oct 2007US 7,281,838 B2
- Apparatus and method for mixing cementitious materials having a cyclonic disc mixer and weighing means19 Nov 2002US 6,481,883 B1Pei Technology Inc.
- Continuous mixing plant5 Mar 2002US 6,352,360 B1Japan Institute of Construction Engineering
- Apparatus for mixing23 Jul 1996US 5,538,341 AHalliburton Company
- Device and method for mixing components of a ceramic starting material5 Jun 2025US 2025/0177938 A1bredent GmbH & Co. KG
- Method and device for mixing gypsum granules derived from waste gypsum board and gypsum slurry15 Aug 2024US 2024/0269889 A1Tokuyama Corporation
- System and method for blending of bulk dry materials in oil well cementing1 Mar 2018US 2018/0056258 A1ALTCem, LLC
- Material mixing chamber installed in the bucket of a skid loader or backhoe type vehicle12 Oct 2006US 2006/0227652 A1
Most cited
By later US patents
- Apparatus and method for mixing cementitious materials having a cyclonic disc mixer and weighing means16US 6,481,883 B1Pei Technology Inc. · 2002
- Apparatus for mixing9US 5,538,341 AHalliburton Company · 1996
- Technique for mixing granular materials6US 3,942,772 AMid-Continent Pipeline Equipment Company · 1976
- System and method for blending of bulk dry materials in oil well cementing5US 10,783,678 B2BJ Services Company · 2020
- Material mixing chamber installed in the bucket of a skid loader or backhoe type vehicle5US 7,281,838 B22007