E01C 2019/1086
Mixing containers having concentric drums
Official title: {Mixing containers having concentric drums}
E01C2019/1086 (Mixing containers having concentric drums) appears on 32 US grants and 11 published applications in this corpus.
Search patents in E01C- Granted patents
- 32
- Published applications
- 11
- Assignees
- 13
- Inventors
- 39
- Latest grant
- 16 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 2 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 2 |
| 2022 | 2 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Reversed interstitial paddles16 May 2023US 11,649,595 B2Astec, Inc.
- Indirect heated heating/drying/mixing drum for processing recycled asphalt products and method therefor28 Jun 2022US 11,371,195 B2Phoenix Industries
- Hi-recycle asphalt batch plant3 May 2022US 11,319,677 B2
- Hot (or warm) mix asphalt plants capability of producing up to 100 percent RAP (or ARS) recycled asphalt mixes14 Feb 2017US 9,566,557 B2
- Apparatus and method for processing recyclable asphalt materials1 Jan 2013US 8,342,433 B2
- Self-rotating Asphalt Emulsification Mixing Production Apparatus1 Aug 2024US 2024/0254701 A1Central South University of Forestry and Technology
- Reversed interstitial paddles6 Oct 2022US 2022/0316150 A1Astec, Inc.
- Hi-recycle asphalt batch plant9 Dec 2021US 2021/0381175 A1Astec, Inc.
- Indirect heated heating/drying/mixing drum for processing recycled asphalt products and method therefor24 Jun 2021US 2021/0189664 A1Phoenix Industries
- Apparatus and method for maximizing rap content in paving5 Mar 2020US 2020/0071889 A1
Most cited
By later US patents
- Drum heating and mixing apparatus and method45US 4,600,379 A1986
- Asphalt plant with fixed sleeve mixer30US 4,867,572 AAstec Industries, Inc. · 1989
- Aggregate dryer and soil incinerator28US 5,273,355 AAstec Industries, Inc. · 1993
- Countercurrent drum mixer24US 4,913,552 A1990
- Combined asphalt plant and soil remediation system23US 5,378,059 AAstec Industries, Inc. · 1995