F27D 3/18
Charging particulate material using a fluid carrier
F27D3/18 (Charging particulate material using a fluid carrier) appears on 184 US grants and 143 published applications in this corpus.
Search patents in F27D- Granted patents
- 184
- Published applications
- 143
- Assignees
- 117
- Inventors
- 395
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 9 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 7 | 3 |
| 2002 | 7 | 4 |
| 2003 | 6 | 6 |
| 2004 | 4 | 4 |
| 2005 | 0 | 4 |
| 2006 | 1 | 6 |
| 2007 | 1 | 6 |
| 2008 | 5 | 4 |
| 2009 | 6 | 5 |
| 2010 | 5 | 3 |
| 2011 | 3 | 7 |
| 2012 | 4 | 7 |
| 2013 | 3 | 2 |
| 2014 | 6 | 8 |
| 2015 | 6 | 12 |
| 2016 | 7 | 14 |
| 2017 | 10 | 5 |
| 2018 | 7 | 11 |
| 2019 | 8 | 2 |
| 2020 | 10 | 4 |
| 2021 | 3 | 6 |
| 2022 | 5 | 4 |
| 2023 | 4 | 1 |
| 2024 | 3 | 6 |
| 2025 | 0 | 1 |
| 2026 | 1 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Raw meal delivery device4 Aug 2026US 12,698,938 B2KHD Humboldt Wedag GmbH
- Continuous concentrate feeding equipment3 Sep 2024US 12,077,397 B2Mitsubishi Materials Corporation
- Device for producing expanded mineral granulated material18 Jun 2024US 12,013,184 B2
- Device for producing expanded granulated material2 Jan 2024US 11,859,909 B2Omya International AG
- System and mixing arrangement for preparing an aluminium melt26 Dec 2023US 11,852,415 B2Automotive Components Floby AB
- Granule and/or powder solid materials injection lance for injecting solid materials in the form of granules and/or powders into a metallurgical furnace23 Jul 2026US 2026/0209875 A1Tenova S. P. A.
- A method for manufacturing pig iron in an electrical smelting furnace and associated furnace25 Jun 2026US 2026/0176708 A1
- Method and apparatus for co-injecting carbon-based particulate and oxygen-based gas streams into a liquid bath25 Jun 2026US 2026/0176709 A1
- A method for manufacturing pig iron in an electrical smelting furnace and associated electrical smelting furnace12 Feb 2026US 2026/0043100 A1
- A method for manufacturing pig iron in an electrical smelting furnace and associated electrical smelting furnace29 Jan 2026US 2026/0028687 A1
Most cited
By later US patents
- Apparatus and method for submerged injection of a feed composition into a molten metal bath151US 5,443,572 AMolten Metal Technology, Inc. · 1995
- Method for producing hydrocarbon gas from waste126US 5,395,405 AMolten Metal Technology, Inc. · 1995
- Method and apparatus for injection of a liquid waste into a molten bath124US 5,436,210 AMolten Metal Technology, Inc. · 1995
- Feed processing employing dispersed molten droplets114US 5,744,117 AMolten Metal Technology, Inc. · 1998
- Method and system for injection of a vaporizable material into a molten bath112US 5,679,132 AMolten Metal Technology, Inc. · 1997